MR1420 - Car radio BOSS - Free user manual and instructions
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| Product Type | Car Radio |
| Brand | BOSS |
| Model | MR1420 |
| Display | Backlit LCD |
| Output Power | 4 x 80 watts peak |
| Tuner | AM/FM stereo |
| Bluetooth | Built-in for hands-free calls and audio streaming |
| USB Port | Front panel USB for MP3/WMA playback |
| SD Card Slot | Front SD card slot |
| AUX Input | 3.5 mm front auxiliary input |
| Dimensions | 7.1 x 7.1 x 2.1 inches |
| Weight | 2.1 lbs |
| Power Supply | 12V DC negative ground |
| Mounting Type | Single DIN in-dash |
| Connectivity | ISO standard wiring harness |
| Material | Composite chassis with metal sleeve |
| Maintenance | Clean with a soft dry cloth; avoid moisture |
| Safety | Disconnect the battery before installation |
| Spare Parts | Available through BOSS customer support |
| Repairability | Service by qualified technician recommended |
| General Info | Free downloadable user manual from BOSS website |
Frequently Asked Questions - MR1420 BOSS
How do I pair my phone via Bluetooth?
Enable Bluetooth on your phone and scan for devices. Select BOSS MR1420 from the list and enter passcode 0000 if prompted. Once paired, audio streaming and hands-free calls are available.
How can I reset the MR1420 to factory settings?
Press the reset button located on the front panel using a pen or paper clip. This will clear all settings and restore the default factory configuration.
How do I set the clock?
Long-press the clock button until the hour digits flash, then rotate the volume knob to adjust hours. Press again to switch to minutes and adjust them similarly.
What audio file formats are supported?
The radio supports MP3 and WMA files from USB drives and SD cards. For best performance, use files with bitrates between 32-320 kbps.
How do I adjust the audio equalizer?
Short-press the SEL button repeatedly to cycle through bass, treble, balance, and fader settings. Turn the rotary knob to adjust the selected parameter.
Can I connect an external amplifier?
Yes, the MR1420 is equipped with two pairs of RCA preamp outputs (front and rear) for connecting an external amplifier.
What should I do if the radio has no power?
Check the fuse, ensure the yellow and red wires are connected to a 12V power source, and verify the ground connection. Also confirm that the ignition switch is in the proper position.
How do I install the radio in my car?
Slide the radio into the DIN mounting sleeve until it locks, then connect the ISO harness to your vehicle's wiring. Carefully tuck the wires and secure the unit with screws.
How do I clean and maintain the car radio?
Clean the exterior with a soft, dry microfiber cloth. Avoid using solvents or water directly on the unit, and keep the USB/SD ports covered when not in use.
Does the MR1420 have a remote control?
Yes, the MR1420 comes with a wireless remote control that allows you to change tracks, adjust volume, and switch modes from the driving position.
User questions about MR1420 BOSS
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USER MANUAL MR1420 BOSS
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Product information
Brand : BOSS
Model : MR1420
Category : Car radio