CDX-C6850R - Car stereo SONY - Free user manual and instructions
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USER MANUAL CDX-C6850R SONY
FM/MW/LW Compact Disc Player
Operating Instructions GB
For installation and connections, see the supplied installation/connections manual.
Thank you for purchasing the Sony Compact Disc Player. This unit lets you enjoy a variety of features as well as a supplied rotary commander and an optional wireless remote.
In addition to the CD playback and radio operations, you can expand your system by connecting an optional CD/MD unit*1. When you operate this unit or a connected optional CD unit with the CD TEXT function, the CD TEXT information will appear in the display when you play a CD TEXT disc*2.
1 You can also connect a CD changer, an MD changer, a CD player, or an MD player.
^2 A CD TEXT disc is an audio CD that includes information such as the disc name, artist name, and track names. This information is recorded on the disc.
Table of Contents
This Unit Only
Location of controls 4
Getting Started
Resetting the unit 6
Detaching the front panel 6
Setting the clock 7
CD Player
Listening to a CD 8
Playing a CD in various modes 10
Radio
Memorising stations automatically - Best Tuning Memory (BTM) 10
Memorising only the desired stations. 11
Receiving the memorised stations 11
RDS
Overview of the RDS function 12
Displaying the station name 12
Retuning the same programme automatically -Alternative Frequencies (AF) 13
Listening to traffic announcements 14
Preseting the RDS stations with the AF and TA data 15
Locating a station by programme type 16
Setting the clock automatically 17
Other Functions
Labelling the rotary commander 17
Using the rotary commander 18
Adjusting the sound characteristics 19
Attenuating the sound 19
Changing the sound and display settings.... 20
Adjusting the frequency of the speaker and the subwoofer(s) 21
With Optional Equipment
CD/MD Unit
Playing a CD or MD 22
Playing tracks repeatedly
— Repeat Play 24
Playing tracks in random order Shuffle Play 24
Labelling a CD — Disc Memo 24
Locating a disc by name -List-up 25
Selecting specific tracks for playback Bank 26
Additional Information
Precautions 27
Maintenance 28
Dismounting the unit 28
Specifications 29
Troubleshooting guide 30
Location of controls

Refer to the pages for details.
SEEK/AMS (seek/Automatic Music Sensor/manual search) control 9, 11, 13, 16, 23, 26
2 MODE (band/unit select) button 10, 11, 22, 25
3 (eject) button 8
4 SOURCE (source select) button 8, 10, 11, 15, 21, 22, 25
5 Dial (volume/subwoofer volume/bass/ treble/left-right/front-rear) 7, 19, 24, 25
6 SOUND button 19
7 DSPL (display mode change) button 8,9,12,22,23,25
8 Display window
9 PTY/List button
Disc Memo 24, 25
List-up 25
RDS Programme 16
10 OPEN button 6,8,28
11 AF/TA button 13, 14, 15
12 Reset button (located on the front side of the unit behind the front panel) 6
13 OFF button 6,8
14 SHIFT button PLAY MODE 10, 11, 12, 13, 15, 26
REP 10,24
SETUP7,9,17,20,21,23
SHUF 10,24
15 During radio reception: Number buttons 11, 14, 15
During CD/MD playback: Direct disc selection buttons 23
16 Receptor for the optional wireless remote
Optional wireless remote (RM-X47)

The corresponding buttons of the wireless remote control the same functions as those on this unit.
1 OFF button
2 SEEK/AMS button
3 buttons
4 ATT button
5 SOUND/SEL button
6 DSPL button
7 PRESET/DISC button You cannot perform manual search or manual tuning with the wireless remote.
8 SOURCE button
9 MODE/DIR button
Resetting the unit
Before operating the unit for the first time or after replacing the car battery, you must reset the unit.
Remove the front panel and press the reset button with a pointed object, such as a ballpoint pen.

Reset button
Notes
- Pressing the reset button will erase the clock setting and some memorised functions.
- When you connect the power supply cord to the unit or reset the unit, wait for about 10 seconds before you insert a disc. If you insert a disc within these 10 seconds, the unit will not be reset, and you will have to press the reset button again.
Detaching the front panel
You can detach the front panel of this unit to protect the unit from being stolen.
Before detaching the front panel, be sure to press OFF). Press OPEN), then slide the front panel to the right side, and pull out the left side.

Notes
- Be sure not to drop the panel when detaching it from the unit.
- If you detach the panel while the unit is still turned on, the power will turn off automatically to prevent the speakers from being damaged.
- When carrying the front panel with you, use the supplied front panel case.
Attaching the front panel
Place the hole ⑧ in the front panel onto the spindle ⑥ on the unit as illustrated, then push the left side in.

Notes
- Be sure not to attach the front panel upside down.
- Do not press the front panel too hard against the unit when attaching it.
- Do not press too hard or put excessive pressure on the display window of the front panel.
- Do not expose the front panel to direct sunlight or heat sources such as hot air ducts, and do not leave it in a humid place. Never leave it on the dashboard of a car parked in direct sunlight or where there may be a considerable rise in temperature.
Caution alarm
If you turn the ignition key switch to the OFF position without removing the front panel, the caution alarm will beep for a few seconds. If you connect an optional power amplifier and do not use the built-in amplifier, the beep sound will be deactivated.
Setting the clock
The clock uses a 24-hour digital indication.
Example: To set the clock to 10:08
1 Press SHIFT, then press 3 (SET UP) repeatedly until "Clock" appears.

Press (5)()

The hour indication flashes.
2 Set the hour.

to go backward
to go forward

Press (5)()

The minute indication flashes.
4 Set the minute.


2 Press SHIFT.

The clock starts.
3 Press SHIFT
After the clock setting is complete, the display returns to normal playback mode.
Listening to a CD
1 Press and insert the CD.

Labelled side up
2 Close the front panel. Playback starts automatically.
If a CD is already inserted, press SOURCE repeatedly until "CD" appears to start playback.

CD indication Elapsed playing time
Track number
Note To play back an 8 cm CD, use the optional Sony compact disc single adapter (CSA-8).
| To | Press |
| Stop playback | OFF |
| Eject the CD | OPEN then▲ |
Changing the display item
Each time you press DSPL during CD or CD
TEXT disc playback, the item changes as follows:

1 If you inserted a non-CD TEXT disc, "NO D.Name" appears in the display.
2 If you play a CD TEXT disc, the artist name appears in the display after the disc name. (Only for CD TEXT discs with the artist name.)
After you select the desired item, the display will automatically change to the Motion Display mode after a few seconds.
In the Motion Display mode, all the above items are scrolled in the display one by one in order.
Tip The Motion Display mode can be turned off. (See "Changing the sound and display settings" on page 20).
Automatically scrolling a disc name — Auto Scroll
If the disc name, artist name, or track name on a CD TEXT disc exceeds 8 characters and the Auto Scroll function is on, information automatically scrolls across the display as follows:
- The disc name appears when the disc has changed (if the disc name is selected).
- The track name appears when the track has changed (if the track name is selected).
If you press DSPL to change the display item, the disc or track name of the CD TEXT disc is scrolled automatically whether you set the function on or off.
1 During playback, press SHIFT.
2 Press (3) (SET UP) repeatedly until "A.Scr" appears.
3 Press ⑤ () to select "A.Scll on."
4 Press SHIFT.
To cancel Auto Scroll, select "A.Scroll off" in step 3 above.
Note
For some CD TEXT discs with very many characters, the following cases may happen:
Some of the characters are not displayed
—Auto Scroll does not work.
Tip
To manually scroll the long name of a CD TEXT discafter activating the Auto Scroll function , press
, then 2 () (manual scroll).
Locating a specific track
Automatic Music Sensor (AMS)
During playback, push the SEEK/AMS control up or down and release for each track you want to skip.
To locate succeeding tracks
To locate preceding tracks

Locating a specific point in a track — Manual Search
During playback, push the SEEK/AMS control up or down and hold. Release when you have found the desired point.
To search forward
To search backward

Note
If "L L L L " or " 1 1 1 1 " appears in the display, that means you have reached the beginning or the end of the disc and you cannot go any further.
Playing a CD in various modes
You can play CDs in various modes:
- Repeat (Repeat Play) repeats the current track.
- Shuf (Shuffle Play) plays all the tracks in random order.
Playing tracks repeatedly
— Repeat Play
1 During playback, press SHIFT. Every time you press (SHIFT), only the items you can select light up.

2 Press (7) (REP) repeatedly until "Repeat 1" appears.

Repeat Play starts.
3 Press SHIFT.
To return to normal playback mode, select "Repeat off" in step 2 above.
Playing tracks in random order — Shuffle Play
1 During playback, press SHIFT.
2 Press (8) (SHUF) repeatedly until "Shuf 1" appears.

Shuffle Play starts.
3 Press SHIFT.
To return to normal playback mode, select "Shuf off" in step 2 above.
Radio
Memorising stations automatically
Best Tuning Memory (BTM)
The unit selects the stations with the strongest signals and memorises them in the order of their frequencies. You can store up to 10 stations on each band (FM1, FM2, MW, and LW).
Caution
When tuning in stations while driving, use Best Tuning Memory to prevent accidents.
1 Press (SOURCE) repeatedly to select the tuner.
Each time you press (SOURCE), the source changes as follows:

- If the corresponding optional equipment is not connected, this item will not appear.
2 Press (MODE) repeatedly to select the band.
Each time you press MODE, the band changes as follows:

3 Press SHIFT, then press 4 (PLAY MODE) repeatedly until "B.T.M" appears.
4 Press (5)()
The unit stores stations in the order of their frequencies on the number buttons.
A beep sounds when the setting is stored.
5 Press SHIFT.
Notes
- The unit does not store stations with weak signals. If only a few stations can be received, some number buttons will retain their former setting.
- When a number is indicated in the display, the unit starts storing stations from the one currently displayed.
- If a CD is not in the unit, only the tuner band appears even if you press (SOURCE).
Memorising only the desired stations
You can preset up to 20 FM stations (10 each for FM1 and 2), up to 10 MW stations, and up to 10 LW stations in the order of your choice.
1 Press (SOURCE) repeatedly to select the tuner.
2 Press MODE repeatedly to select the band.
3 Push the SEEK/AMS control up or down to tune in the station that you want to store on the number button.
4 Press and hold the desired number button (1 to 10) until "MEM" appears. The number button indication appears in the display.
Note
If you try to store another station on the same number button, the previously stored station will be erased.
Receiving the memorised stations
1 Press (SOURCE) repeatedly to select the tuner.
2 Press MODE repeatedly to select the band.
3 Press the number button (1 to 10) on which the desired station is stored.
If you cannot tune in a preset station
Push and release the SEEK/AMS control up or down to search for the station (automatic tuning). Scanning stops when the unit receives a station. Push the SEEK/AMS control up or down repeatedly until the desired station is received.
Note
If the automatic tuning stops too frequently, press (SHIFT), then press 4 (PLAY MODE) repeatedly until "Local" (local seek mode) is displayed. Then press 5 () to select "Local on." Press SHIFT. Only the stations with relatively strong signals will be tuned in.
Tip
If you know the frequency of the station you want to listen to push the SEEK/AMS control up or down and hold until the desired frequency appears (manual tuning).
If FM stereo reception is poor
— Monaural Mode
1 During radio reception, press SHIFT, then press 4 (PLAY MODE) repeatedly until "Mono" appears.
2 Press ⑤ () repeatedly until "Mono on" appears. The sound improves, but becomes monaural ("ST" disappears).
3 Press SHIFT.
To return to normal playback mode, select "Mono off" in step 2 above.
Changing the display item
Each time you press DSPL, the item changes as follows:
Frequency Clock
After you select the desired item, the display will automatically change to the Motion Display mode after a few seconds. In the Motion Display mode, all the above items are scrolled in the display one by one in order.
Tip The Motion Display mode can be turned off. (See "Changing the sound and display settings" on page 20).
RDS
Overview of the RDS function
Radio Data System (RDS) is a broadcasting service that allows FM stations to send additional digital information along with the regular radio programme signal. Your car stereo offers you a variety of services. Here are just a few: retuning the same programme automatically, listening to traffic announcements, and locating a station by programme type.
Notes
- Depending on the country or region, not all of the RDS functions are available.
- RDS may not work properly if the signal strength is weak or if the station you are tuned to is not transmitting RDS data.
Displaying the station name
The name of the current station lights up in the display.
Select an FM station (page 10). When you tune in an FM station that transmits RDS data, the station name appears in the display.
FMT
BBC R1
Note The **indication means that an RDS station is being received.
Changing the displayed item
Each time you press DSPL, the item changes as follows:
Frequency (Station Name) Clock
After you select the desired item, the display will automatically change to the Motion Display mode after a few seconds. In the Motion Display mode, all the above items are scrolled in the display one by one in order.
Tip The Motion Display mode can be turned off. (See "Changing the sound and display settings" on page 20).
Note "NO Name" appears if the received station does not transmit RDS data.
Retuning the same programme automatically
Alternative Frequencies (AF)
The Alternative Frequencies (AF) function automatically selects and retunes the station with the strongest signal in a network. By using this function, you can continuously listen to the same programme during a long-distance drive without having to retune the station manually.

1 Select an FM station (page 10).
2 Press / TA repeatedly until "AF on" appears. The unit starts searching for an alternative station with a stronger signal in the same network.
Note When there is no alternative station in the area and you do not need to search for an alternative station, turn the AF function off by pressing (AF/TA) repeatedly until "AF TA off" appears.
Changing the displayed item Each time you press AF/TA, the item changes as follows:

- Select this to turn on both the AF and TA functions.
Notes
- When "NO AF" and the station name flash alternately, it means that the unit cannot find an alternative station in the network.
- If the station name starts flashing after selecting a station with the AF function on, this indicates that no alternative frequency is available. Push the SEEK/AMS control up or down while the station name is flashing (within eight seconds). The unit starts searching for another frequency with the same PI (Programme Identification) data ("PI seek" appears and no sound is heard). If the unit cannot find another frequency, "NO PI" appears, and the unit returns to the previously selected frequency.
Listening to a regional programme The "REG on" (regional on) function lets you stay tuned to a regional programme without being switched to another regional station. (Note that you must turn the AF function on.) The unit is factory preset to "REG on," but if you want to turn off the function, do the following.
1 During radio reception, press SHIFT, then press 4 (PLAY MODE) repeatedly until "REG" appears.
2 Press ⑤ () repeatedly until "REG off" appears.
3 Press SHIFT. Note that selecting "REG off" might cause the unit to switch to another regional station within the same network.
To return to regional on, select "REG on" in step 2 above.
Note This function does not work in the United Kingdom and in some other areas.
Local link function (United Kingdom only)
The Local Link function lets you select other local stations in the area, even if they are not stored on your number buttons.
1 Press a number button that has a local station stored on it.
2 Within five seconds, press the number button of the local station again.
3 Repeat this procedure until the desired local station is received.
Listening to traffic announcements
The Traffic Announcement (TA) and Traffic Programme (TP) data let you automatically tune in an FM station that is broadcasting traffic announcements even if you are listening to other programme sources.
Press / TA repeatedly until "TA on" or "AF TA on" appears.
The unit starts searching for traffic information stations. "TP" appears in the display when the unit finds a station broadcasting traffic announcements.
When the traffic announcement starts,
"TA" flashes. The flashing stops when the traffic announcement is over.
Tip
If the traffic announcement starts while you are listening to another programme source, the unit automatically switches to the announcement and goes back to the original source when the announcement is over.
Notes
- "NO TP" flashes for five seconds if the received station does not broadcast traffic announcements. Then, the unit starts searching for a station that broadcasts it.
- When "EON" appears with "TP" in the display, the current station makes use of broadcast traffic announcement of other stations in the same network.
To cancel the current traffic announcement
Press AF/TA or SOURCE
To cancel all traffic announcements, turn off the function by pressing / TA until "AF TA off" appears.
Preseting the volume of traffic announcements
You can preset the volume level of the traffic announcements beforehand so you won't miss the announcement. When a traffic announcement starts, the volume will be automatically adjusted to the preset level.
1 Select the desired volume level.
2 Press / TA for two seconds. "TA" appears and the setting is stored.
Receiving emergency announcements
If an emergency announcement comes in while you are listening to the radio, the programme will be automatically switched to it. If you are listening to a source other than the radio, the emergency announcements will be heard if you set AF or TA to on. The unit will then automatically switch to these announcements no matter which source you are listening to at the time.
Presetting the RDS stations with the AF and TA data
When you preset RDS stations, the unit stores each station's data as well as its frequency, so you don't have to turn on the AF or TA function every time you tune in the preset station. You can select a different setting (AF, TA, or both) for individual preset stations, or the same setting for all preset stations.
Presetting the same setting for all preset stations
1 Select an FM band (page 10).
2 Press / TA repeatedly to select either "AF on", "TA on" or "AF TA on" (for both AF and TA functions). Note that selecting "AF TA off" stores not only RDS stations, but also non-RDS stations.
3 Press SHIFT, then press 4 (PLAY MODE) repeatedly until "BTM" appears.
4 Press ⑤ () until "B.T.M" flashes.
5 Press (SHIFT).
Presetting different settings for each preset station
1 Select an FM band, and tune in the desired station (page 11).
2 Press / TA repeatedly to select either "AF on", "TA on" or "AF TA on" (for both AF and TA functions).
3 Press the desired number button until "MEM" appears. Repeat from step 1 to preset other stations.
Tip If you want to change the preset AF and/or TA setting after you tune in the preset station, you can do so by turning the AF or TA function on or off.
Locating a station by programme type
You can locate the station you want by selecting one of the programme types shown below.
| Programme types | Display |
| News | News |
| Current Affairs | Affairs |
| Information | Info |
| Sports | Sport |
| Education | Educate |
| Drama | Drama |
| Culture | Culture |
| Science | Science |
| Varied | Varied |
| Popular Music | Pop M |
| Rock Music | Rock M |
| Easy Listening | Easy M |
| Light Classical | Light M |
| Classical | Classics |
| Other Music Type | Other M |
| Weather | Weather |
| Finance | Finance |
| Children's programmes | Children |
| Social Affairs | Social A |
| Religion | Religion |
| Phone In | Phone IN |
| Travel | Travel |
| Leisure | Leisure |
| Jazz Music | Jazz |
| Country Music | Country |
| National Music | Nation M |
| Oldies Music | Oldies |
| Folk Music | Folk M |
| Documentary | Document |
| Not specified | None |
Note You cannot use this function in some countries where no PTY (Programme Type selection) data is available.
Press (PTY/LIST) during FM reception until "PTY" appears.

The current programme type name appears if the station is transmitting the PTY data. "---" appears if the received station is not an RDS station, or if the RDS data has not been received.
2 Press PTY/LIST repeatedly until the desired programme type appears. The programme types appear in the order shown in the above table. Note that you cannot select "None" (Not specified) for searching.

3 Push the SEEK/AMS control up or down. The unit starts searching for a station broadcasting the selected programme type. When the unit finds the programme, the programme type appears again for five seconds.
"NO" and the programme type appear alternately for five seconds if the unit cannot find the programme type. It then returns to the previous selected station.
Setting the clock automatically
The CT (Clock Time) data from the RDS transmission sets the clock automatically.
1 During radio reception, press SHIFT, then press ③ (SET UP) repeatedly until "CT" appears.

2 Press (5) (→) repeatedly until "CT on" appears. The clock is set.

3 Press SHIFT to return to the normal display.
To cancel the CT function
Select "CT off" in step 2 above.
Notes
- The CT function may not work even though an RDS station is being received.
- There might be a difference between the time set by the CT function and the actual time.
Other Functions
Labelling the rotary commander
Depending on how you mount the rotary commander, attach the appropriate label as shown in the illustration below.


Using the rotary commander
The rotary commander works by pressing buttons and/or rotating controls. You can also control optional CD or MD units with the rotary commander.
By pressing buttons (the SOURCE and MODE buttons)

Each time you press SOURCE, the source changes as follows:
TUNER CD MD*
- If the corresponding optional equipment is not connected, this item will not appear.
Pressing MODE changes the operation in the following ways;
Tuner: FM1 FM2 MW LW
- CD unit: CD1 → CD2 → ...
- MD unit: MD1 → MD2 → ...
By rotating the control (the SEEK/AMS control)

Rotate the control momentarily and release it to:
- Locate a specific track on a disc. Rotate and hold the control until you locate the specific point in a track, then release it to start playback.
- Tune in stations automatically. Rotate and hold the control to find a specific station.
By pushing in and rotating the control (the PRESET/DISC control)

Push in and rotate the control to:
- Receive the stations memorised on the number buttons.
- Change the disc.
Other operations
Rotate the VOL control to adjust the volume.

Press (SOUND) to adjust the volume and sound menu.

Press LIST to display the memorised names.
Changing the operative direction The operative direction of controls is factory-set as shown below.

To increase
To decrease
If you need to mount the rotary commander on the right hand side of the steering column, you can reverse the operative direction.

Press (SOUND) for two seconds while pushing the VOL control.
Tip
You can also change the operative direction of these controls with the unit (page 20).
Adjusting the sound characteristics
You can adjust the bass, treble, balance, and fader.
You can store the bass and treble levels independently for each source.
1 Select the item you want to adjust by pressing (SOUND) repeatedly.
VOL (volume) SUB (subwoofer volume) BAS (bass) TRE (treble) BAL (left-right) FAD (front-rear)
2 Adjust the selected item by rotating the dial.
Adjust within three seconds after selecting the item. (After three seconds, the dial function reverts to volume control.)
Attenuating the sound
Press ATT on the rotary commander or optional wireless remote.
"ATT on" flashes momentarily.
To restore the previous volume level, press ATT again.
Tip
The unit decreases the volume automatically when a telephone call comes in (Telephone ATT function).
Changing the sound and display settings
The following items can be set:
- Clock (page 7).
- CT (Clock Time) (page 17).
D. Info (Dual Information) - to display the clock and the play mode at the same time (ON) or to display the information alternately (OFF).
- Amber/Green - to change the illumination colour to amber or green.
- Dimmer - to change the brightness of the display.
— Select "on" to dim the display.
- Contrast - to adjust the contrast if the indications in the display are not recognizable because of the unit's installed position.
- Beep - to turn on or off the beeps.
- RM (Rotary Commander) - to change the operative direction of the controls of the rotary commander.
- Select "norm" to use the rotary commander as the factory-set position.
- Select "rev" when you mount the rotary commander on the right side of the steering column.
- Loud (Loudness) - to enjoy bass and treble even at low volume. The bass and treble will be reinforced.
HPF (High Pass Filter). - LPF (Low Pass Filter).
- M.dspl (Motion display) - to turn the motion display on or off.
A.Scrl (Auto Scroll) (page 9, 23).
Note
If you connect an optional power amplifier and do not use the buit-in amplifier, the beep sound will be disabled.
1 Press SHIFT.
2 Press (3) (SET UP) repeatedly until the desired item appears.
Each time you press (3) (SET UP), the item changes as follows:
Clock CT D.Info* Amber/Green Dimmer Contrast Beep RM Loud* HPF* LPF* M.dspI A.ScrI*
- When no CD or MD is playing, this item will not appear.
Note
The displayed item will differ depending on the source.
3 Press ⑤ () to select the desired setting (Example: on or off).
For the "Contrast" setting, pressing ⑤ () makes the contrast higher, and pressing ② () makes the contrast lower.
4 Press (SHIFT).
After the mode setting is complete, the display returns to normal playback mode.
Adjusting the frequency of the speakers and the subwoofer(s)
By setting the cut off level of unwanted frequency signals, the speakers connected to the output terminal and/or the subwoofer(s) connected to the sub out terminal will out put a cleare sound image.
Adjusting the frequency of the speakers connected from the output terminal
High Pass Filter (HPF)
To match the characteristics of the connected speakers from the output terminal, you can cut out the unwanted low frequency signals entering the speakers.
1 Press (SOURCE) to select a source (radio, CD, or MD).
2 Press SHIFT, then press 3 (SET UP) repeatedly until "HPF" appears.
3 Press ⑤ () or ② () repeatedly to select desired setting.
Set
HPF120Hz
Each time you press ⑤ () or ② () the cut-off frequency in the display changes as follows:
HPF OFF HPF 80 Hz HPF 120 Hz
4 Press SHIFT.
When the frequency setting is complete, the display returns to the normal playback mode.
Adjusting the frequency of the subwoofer(s)
Low Pass Filter (LPF)
To match the characteristics of the connected subwoofer(s), you can cut out the unwanted high and middle frequency signals entering the subwoofer(s).
1 Press (SOURCE) to select a source (radio, CD, or MD).
2 Press SHIFT, then press 3 (SET UP) repeatedly until "LPF" appears.
3 Press ⑤ () or 2 () repeatedly to select desired setting.
Set
LPF120Hz
Each time you press ⑤ () or ② () the cut-off frequency in the display changes as follows:
LPF OFF LPF 80 Hz LPF 120 Hz
4 Press SHIFT.
When the frequency setting is complete, the display returns to the normal playback mode.
With Optional Equipment
CD/MD Unit
This unit can control a maximum of seven external CD/MD units in this configuration: CD unit - maximum of five MD unit - maximum of five.
Any combination up to seven will work. If you connect an optional CD unit with the CD TEXT function, the CD TEXT information will appear in the display when you play a CD TEXT disc.
Playing a CD or MD
1 Press (SOURCE) repeatedly to select CD or MD.
2 Press (MODE) until the desired unit appears. CD/MD playback starts.
When a CD/MD unit is connected, all the tracks play from the beginning.
Changing the display item Each time you press DSPL during CD, CD TEXT, or MD playback, the item changes as follows:

1 If you have not labelled the disc or if there is no disc name prerecorded on the MD, "NO D.Name" appears in the display.
2 If you play a CD TEXT disc, the artist name appears in the display after the disc name. (Only for CD TEXT discs with the artist name.)
*3 If the track name of a CD TEXT disc or MD is not prerecorded, "NO T.Name" appears in the display.
You can label CD and CD TEXT discs with a personalised name using the disc memo function. Refer to "Labelling a CD" (page 24). However, if you use personalised labels, they will always take priority over the original CD TEXT information when such information is displayed.
Tip If you want to display the original CD TEXT information after labeling the CD TEXT disc with a personalized name, press (SHIFT), then 5 ()
After you select the desired item, the display will automatically change to the Motion Display mode after a few seconds. In the Motion Display mode, all the above items are scrolled in the display one by one in order.
Tip The Motion Display mode can be turned off. (See "Changing the sound and display settings" on page 20).
Automatically scrolling a disc name — Auto Scroll
If the disc name, artist name, or track name on a CD TEXT disc or MD exceeds 8 characters and the Auto Scroll function is on, information automatically scrolls across the display as follows:
- The disc name appears when the disc has changed (if the disc name is selected).
- The track name appears when the track has changed (if the track name is selected).
If you press DSPL to change the display item, the disc or track name of the MD or CD TEXT disc is scrolled automatically whether you set the function on or off.
1 During playback, press SHIFT.
2 Press (3) (SET UP) repeatedly until "A.Scr1" appears.
3 Press ⑤ () to select "A.Scl on."
4 Press SHIFT.
To cancel Auto Scroll, select "A.Scroll off" in step 3 above.
Note
For some CD TEXT discs with very many characters, the following cases may happen:
Some of the characters are not displayed
Auto Scroll does not work.
Tip
To manually scroll the long name of an MD or CD TEXT disc after activating the Auto Scroll function, Press (SHIFT), then (2) () (manual scroll).
Locating a specific track
Automatic Music Sensor (AMS)
During playback, push the SEEK/AMS control up or down and release for each track you want to skip.
To locate succeeding tracks
To locate preceding tracks

Locating a specific point in a track — Manual Search
During playback, push the SEEK/AMS control up or down and hold. Release when you have found the desired point.
To search forward
To search backward

Locating a disc by disc number
Direct Disc Selection
Press the number button that corresponds with the desired disc number.
The desired disc in the current unit begins playback.
Playing tracks repeatedly
—RepeatPlay
You can select:
- Repeat 1 - to repeat a track.
- Repeat 2 - to repeat a disc.
1 During playback, press SHIFT.
2 Press (7) (REP) repeatedly until the desired setting appears.

Repeat Play starts.
3 Press SHIFT
To return to normal playback mode, select "Repeat off" in step 2 above.
Playing tracks in random order — Shuffle Play
You can select:
- Shuf 1 - to play the tracks on the current disc in random order.
- Shuf 2 - to play the tracks in the current unit in random order.
- Shuf All - to play all the tracks in all the units in random order.
1 During playback, press SHIFT.
2 Press (8) (SHUF) repeatedly until the desired setting appears.

Shuffle Play starts.
- "Shuf All" is available for CD changer(s) only.
3 Press (SHIFT).
To return to normal playback mode, select "Shuf off" in step 2 above.
Labelling a CD — Disc Memo
(For a CD unit with the custom file function)
You can label each disc with a personalised name. You can enter up to eight characters for a disc. If you label a CD, you can locate the disc by name (page 25) and select the specific tracks for playback (page 26).
1 Play the CD and press (PTY/LIST) for two seconds.

2 Enter the characters.
1 Rotate the dial clockwise to select the desired characters.
$$ \begin{array}{l} (\mathrm {A} \to \mathrm {B} \to \mathrm {C} \to \dots \mathrm {Z} \to 0 \to 1 \to 2 \to \ \dots 9 \to + \to - \to^ {*} \to / \to \backslash \to > \to < \ \to \cdot \to_ {-}) \end{array} $$

If you rotate the dial counterclockwise, the characters will appear in reverse order.
If you want to put a blank space between characters, select " _" (underbar).
Press ⑤ () after locating the desired character.
The flashing cursor moves to the next space.

If you press ② () , the flashing cursor moves to the left.
Repeat steps 1 and 2 to enter the entire name.
3 To return to normal CD playback mode, press PTY/LIST for two seconds.
Tip
To erase or correct a name, enter " _ " (under-bar) for each character.
Displaying the disc memo
Press DSPL during CD or CD TEXT disc playback.
CD2
1 SCHUBERT
Each time you press DSPL during CD or CD TEXT disc playback, the item changes as follows:

- If you connect an optional CD unit with the CD TEXT function, the CD TEXT information will appear in the display when you play a CD TEXT disc.
Erasing the disc memo
6 Press (6) (ENTER) for two seconds.
1 Press SOURCE repeatedly to select CD.
2 Press MODE repeatedly to select the CD unit.
3 Press PTY/LIST for two seconds.
4 Press DSPL for two seconds.
5 Rotate the dial to select the name you want to erase.
The name is erased.
Repeat steps 5 and 6 if you want to erase other names.
7 Press (PTY/LIST) for two seconds.
The unit returns to normal CD playback mode.
Note
When a personalised label is erased, the original
CD TEXT information will appear in the display.
Locating a disc by name
List-up (For a CD unit with the custom file function or an MD unit)
You can use this function for discs that have been assigned a custom name. For more information on disc names, refer to "Labelling a CD" (page 24).
1 Press (PTY/LIST).
The name assigned to the current disc appears in the display.

When you assign a disc memo label to a CD TEXT disc, it takes priority over the original CD TEXT information.
2 Press PTY/LIST repeatedly until you find the desired disc.
3 Press (6) (ENTER) to play the disc.
Notes
- After a disc name has been displayed for five seconds, the display returns to normal playback mode. To turn off the display, press (DSPL).
- The track names are not displayed during MD or CD TEXT disc playback.
- If there are no discs in the magazine, "NO Disc" appears in the display.
- If a disc has not been assigned a custom file, "****" appears in the display.
- If the disc information has not been read by the unit, "?" appears in the display. To load a disc, first press the number button, then choose the disc that has not been loaded.
- There are also some letters which cannot be displayed (during MD or CD TEXT disc playback).
Selecting specific tracks for playback
— Bank
(For a CD unit with the custom file function)
If you label the disc, you can set the unit to skip or play the tracks of your choice.
1 Start playing the disc and press (SHIFT), then press 4 (PLAY MODE) for two seconds.
Bank edit mode.

Note
If you have not labelled the disc, the bank edit mode does not appear. To go back to normal playback mode, press SHIFT.
2 Push the SEEK/AMS control up or down to select the track number you want to skip and press (ENTER).

The indication changes from "Play" to "Skip." To return the indication to "Play," press ⑥ (ENTER) again.
3 Repeat step 2 to set "Play" or "Skip" for all the tracks.
4 Press (4) (PLAY MODE) for two seconds. The unit returns to normal CD playback mode.
5 Press SHIFT.
Notes
- You can set "Play" or "Skip" for up to 24 tracks.
- You cannot set "Skip" for all the tracks on a CD.
Playing specific tracks only
You can select:
- Bank on - to play the tracks with the "Play" setting.
- Bank inv (Inverse) - to play the tracks with the "Skip" setting.
1 During playback, press (SHIFT), then press (4) (PLAY MODE) repeatedly until "Bank" appears.
2 Press ⑤ () to repeatedly until the desired setting appears.


Playback starts from the track following the current one.
3 Press SHIFT.
To return to normal playing mode, select "Bank off" in step 2 above.
Additional Information
Precautions
- If your car was parked in direct sunlight resulting in a considerable rise in temperature inside the car, allow the unit to cool off before operating it.
- If no power is being supplied to the unit, check the connections first. If everything is in order, check the fuse.
- If no sound comes from the speakers of 2-speaker systems, set the fader control to the centre position.
- If your car is equipped with a power aerial, it will extend automatically while the unit is operating.
- Connecting this unit may cause some car battery wear when your car has no ACC (accessory) position on the ignition key switch.
If you have any questions or problems concerning your unit that are not covered in this manual, please consult your nearest Sony dealer.
Notes on handling CDs
A dirty or defective disc may cause sound dropouts while playing. To enjoy optimum sound, handle the disc by its edge. To keep the disc clean, do not touch the surface.

Do not stick paper or tape on the labelled surface.

Do not expose the discs to direct sunlight or heat sources such as hot air-ducts, or leave them in a car parked in direct sunlight where there can be a considerable rise in temperature inside the car.

Before playing, clean the discs with an optional cleaning cloth. Wipe each disc from the centre out.
Do not use solvents such as benzine, thinner, commercially available cleaners, or antistatic spray intended for analog discs.

Notes on moisture condensation On a rainy day or in a very damp area, moisture may condense on the lenses inside the CD player. Should this occur, the unit will not operate properly. In this case, remove the disc and wait for about an hour until the moisture evaporates.
When you play 8 cm CDs
Use the optional Sony compact disc single adapter (CSA-8) to protect the CD player from damage.
Maintenance
Fuse replacement
When replacing the fuse, be sure to use one matching the amperage rating stated on the original fuse. If the fuse blows, check the power connection and replace the fuse. If the fuse blows again after replacement, there may be an internal malfunction. In such a case, consult your nearest Sony dealer.

Warning
Never use a fuse with an amperage rating exceeding the one supplied with the unit as this could damage the unit.
Cleaning the connectors
The unit may not function properly if the connectors between the unit and the front panel are not clean. In order to prevent this, open the front panel by pressing (OPEN), then detach it and clean the connectors with a cotton swab dipped in alcohol. Do not apply too much force. Otherwise, the connectors may be damaged.

Main unit

Back of the front panel
Notes
- For safety, turn off the engine before cleaning the connectors and remove the key from the ignition switch.
- Never touch the connectors directly with your fingers or any metal device.
Dismounting the unit
1 Press the clip inside the front cover with a thin screwdriver, and gently pry the front cover free.

2 Repeat step 1 on the left side. The front cover is removed.

3 Use a thin screwdriver to push in the clip on the left side of the unit, then pull out the left side of the unit until the catch clears the mounting.

4 Repeat step 3 on the right side.

5 Slide the unit out of the mounting.

Specifications
| CD player section | |
| System | Compact disc digital audio system |
| Signal-to-noise ratio | 90 dB |
| Frequency response | 10 – 20,000 Hz |
| Wow and flutter | Below measurable limit |
Tuner section
FM
Tuning range 87.5 - 108.0 MHz
Aerial terminal External aerial connector
Intermediate frequency 10.7 MHz
Usable sensitivity 10 dBf
Selectivity 75 dB at 400kHz
Signal-to-noise ratio 65 dB (stereo),
68 dB (mono)
Harmonic distortion at 1kHz
0.7% (stereo),
0.5% (mono)
Separation 35 dB at 1kHz
Frequency response 30-15,000 Hz
MW/LW
Tuning range MW:531-1,602 kHz
LW:153-281kHz
Aerial terminal External aerial connector
Intermediate frequency 10.71 MHz/450 kHz
Sensitivity MW: 30~ V
LW:50~ V
Power amplifier section
Outputs Speaker outputs
(sure seal connectors)
Speaker impedance 4-8 ohms
Maximum power output 40W× 4 (at 4 ohms)
| General | |
| Outputs | Line outputs (2)Power aerial relay control leadPower amplifier control leadTelephone ATT control lead |
| Tone controls | Bass ±8 dB at 100 HzTreble ±8 dB at 10 kHz |
| Power requirements | 12 V DC car battery(negative ground) |
| Dimensions | Approx. 178 × 50 × 185 mm(w/h/d) |
| Mounting dimensions | Approx. 182 × 53 × 162 mm(w/h/d) |
| Mass | Approx. 1.2 kg |
| Supplied accessories | Rotary CommanderRM-X4SParts for installation and connections (1 set)Front panel case (1) |
| Optional accessories | Wireless remote RM-X47BUS cable (supplied with an RCA pin cord)RC-61 (1 m), RC-62 (2 m)Cleaning cloth XP-CD1Compact disc singleadapter CSA-8 |
| Optional equipment | CD changer (10 discs)CDX-828, CDX-727MD changer (6 discs)MDX-65Other CD/MD changerswith the Sony-BUS systemSource selectorXA-C30 |
Design and specifications are subject to change without notice.
Troubleshooting guide
The following checklist will help you remedy the problems you may encounter with your unit. Before going through the checklist below, check the connection and operating procedures.
General
| Problem | Cause/Solution |
| No sound. | ·Cancel the ATT function. ·Set the fader control to the centre position for two-speaker systems. ·Rotate the dial in a clockwise direction to adjust the volume. |
| The contents of the memory have been erased. | ·The power cord or battery has been disconnected. ·The reset button has been pressed. →Store again into the memory. |
| Indications do not appear in the display. | Remove the front panel and clean the connectors. See “Cleaning the connectors” (page 28) for details. |
| No beep sound. | ·An optional power amplifier is connected and you are not using the built-in amplifier. ·The beep sound is canceled (page 20). |
CD/MD playback
| Problem | Cause/Solution |
| A disc cannot be loaded. | • Another CD is already loaded. • The CD is forcibly inserted upside down or in the wrong way (MD). |
| Playback does not begin. | Defective MD or dirty CD. |
| A disc is automatically ejected. | The ambient temperature exceeds 50°C. |
| CD will not eject. | Press ↑ for two seconds. |
| The operation buttons do not function. | Press the reset button. |
| The sound skips due to vibration. | • The unit is installed at an angle of more than 60°. • The unit is not installed in a sturdy part of the car. |
Radio reception
| Problem | Cause/Solution |
| Preset tuning is not possible. | • Memorise the correct frequency. • The broadcast signal is too weak. |
| Automatic tuning is not possible. | The broadcast signal is too weak. → Use manual tuning. |
| The "ST" indication flashes. | • Tune in the frequency accurately. • The broadcast signal is too weak. → Set to the MONO mode (page 12). |
RDS
| Problem | Cause/Solution |
| The SEEK starts after a few seconds of listening. | The station is non-TP or has a weak signal. → Press (AF/TA) repeatedly until “AF TA off” appears. |
| No traffic announcements. | • Activate “TA.” • The station does not broadcast any traffic announcements despite being TP. → Tune to another station. |
| PTY displays “NONE.” | The station does not specify the programme type. |
Error displays (when an optional CD/MD unit is connected)
The following indications will flash for about five seconds, and an alarm sound will be heard.
| Display | Cause | Solution |
| NO Mag | The disc magazine is not inserted in the CD/MD unit. | Insert the disc magazine in the CD/MD unit. |
| NO Disc | No disc is inserted in the CD/MD unit. | Insert discs in the CD/MD unit. |
| NG Discs | A CD/MD cannot play because of some problem. | Insert another CD/MD. |
| Error*1 | A CD is dirty or inserted upside down.*2 | Clean or insert the CD correctly. |
| An MD does not play because of some problem.*2 | Insert another MD. | |
| Blank*1 | No tracks have been recorded on an MD.*2 | Play an MD with tracks recorded on it. |
| Push Reset | The CD/MD unit cannot be operated because of some problem. | Press the reset button of the unit. |
| Not Ready | The lid of the MD unit is open or MDs are not inserted properly. | Close the lid or insert the MDs properly. |
| High Temp | The ambient temperature is more than 50°C. | Wait until the temperature goes down below 50°C. |
1 When an error occurs during playback of an MD or CD, the disc number of the MD or CD does not appear in the display.
2 The disc number of the disc causing the error appears in the display.
If the above-mentioned solutions do not help improve the situation, consult your nearest Sony dealer.
Bienvenido!
Pulse (AF/TA) o (SOURCE)
SET UP 7,9,17,20,21,23
SHUF 10,24
15 Under radionmottageningen: Forinstallda snabbvalsknappar 11, 14, 15
Under CD-/MD-upppelining: Knappen direktval 23
16 Mottagare for den tradlosa fjarrkontrollen (tillval)
Tradlós fjarrkontroll (RM-X47) (medfoljer inte)

Satta fast frontpanelen
"ATT on" blinkar till.