TZTL15F - Marine Electronics FURUNO - Free user manual and instructions
Find the device manual for free TZTL15F FURUNO in PDF.
| Product Type | Multi-function Display (MFD) |
| Display Size | 15.0 inches diagonal |
| Display Resolution | 1280 x 800 pixels (WXGA) |
| Dimensions (W x H x D) | 400 x 300 x 100 mm (15.75 x 11.81 x 3.94 in) |
| Weight | 4.5 kg (9.9 lbs) |
| Power Supply | 12-24 V DC |
| Power Consumption | 30 W (max) |
| Waterproof Rating | IPX6 (splash-proof) |
| Operating Temperature | -15°C to 55°C (5°F to 131°F) |
| Display Type | High-brightness LED-backlit LCD with anti-reflective coating |
| Touchscreen | Yes, resistive touch |
| GPS Receiver | Built-in 72-channel WAAS/EGNOS |
| Connectivity | NMEA 2000, NMEA 0183, Ethernet, Wi-Fi, Bluetooth, USB, HDMI input |
| Memory | Internal 32 GB, microSD card slot (max 32 GB) |
| Main Functions | Navigation, Radar overlay, Fish Finder, CHIRP sonar, Weather, AIS, Depth, Speed, Chart plotter, Autopilot interface |
| Radar Support | Yes, via Ethernet network (Furuno DRS series) |
| Fish Finder Support | Yes, built-in CHIRP and traditional sonar |
| Mounting | Flush mount or bracket mount (bracket included) |
| Software Updates | Via USB drive or microSD card (download from Furuno website) |
| Languages | English, French, German, Spanish, Italian, Japanese, Chinese |
| Safety Compliance | CE, FCC, IEC 60945 |
| Maintenance | Clean with soft damp cloth; avoid alcohol and ammonia; protect from prolonged direct sunlight |
| Spare Parts | Available through Furuno dealers: screen assembly, power cable, fuse, mounting kit |
| Warranty | 2 years from date of purchase |
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USER MANUAL TZTL15F FURUNO
The purpose of this guide is to provide the basic operation for this equipment. For detailed information, see the operator's manual in the supplied CD-ROM. You can get the latest version of the manual by accessing the quick response code at the back of this guide. iPhone, iPod and iPad are trademarks of Apple Inc. Android is a trademark of Google Inc. All brand and product names are trademarks, registered trademarks or service marks of their respective holders.
Operational Overview
Home screen operations

"eGuide" provides an abbreviated operator's guide.
- Power on/off.
- Adjusts display brilliance. - Changes hue.
Touchscreen operations Touchscreen operations
Tap

- Select an item on a menu. - Select an object to show the corresponding pop-up menu.
Drag

- Move the chart. - Scroll the menu.
Two finger pinch


Zoom in Zoom out
- Zoom in, zoom out the plotter and weather displays. - Change the range on the radar display.
Slider bar

Tap operation also available.
Two finger tap

Do the function assigned to [Function Gesture] in the [Settings] - [General] menu.
Two finger drag
Change the viewpoint position on the 3D display.

Menu operation
Pop-up menu

Tap any part of the screen or an object.

Tap the required function. (">" indicates additional options.)
Layer menu


Slide-out menu
Plotter
![Data area Heading line COG Tap Center Vessel Return own ship to screen center 90 6.0 SOG DPT C2 80° 25.079 EKG FNG TTC 10.73 NM BOAT icon Inactive route (expanded) Point Track 20.30 NM Inactive route (sleeping) (Departure or arrival point, selectable on [Layers] menu.) Switch between 2D and 3D. (Drag upward with two fingers also.) Orientation Mode Switch between NU and HU. Display range 3D: 2D: 3D: 4D: 5D: 6D: 7D: 8D: 9D: 10D: 11D: 12D: 13D: 14D: 15D: 16D: 17D: 18D: 19D: 20D: 21D: 22D: 23D: 24D: 25D: 26D: 27D: 28D: 29D: 30D: 31D: 32D: 33D: 34D: 35D: 36D: 37D: 38D: 39D: 40D: 41D: 42D: 43D: 44D: 45D: 46D: 47D: 48D: 49D: 50D: 51D: 52D: 53D: 54D: 55D: 56D: 57D: 58D: 59D: 60D: 61D: 62D: 63D: 64D: 65D: 66D: 67D: 68D: 69D: 70D: 71D: 72D: 73D: 74D: 75D: 76D: 77D: 78D: 79D: 80D: 81D: 82D: 83D: 84D: 85D: 86D: 87D: 88D: 89D: 90D: 91D: 92D: 93D: 94D: 95D: 96D: 97D: 98D: 99D: Display range](/content/2026/05/925544/images/ae9e7f66e329e2d7d900000fc7ea8f97591d8c7c140bbc727dce43b6d10c38d5.jpg)
Data Area (Data Box)
Swipe from the left edge of the screen rightward to show the data area at the left edge of the screen. Tap "<" to hide the data area.

Points
Points can be entered on the plotter and radar displays to mark important locations such as a good fishing spot. Point attributes (position, symbol type, color, etc.) are recorded to the points list.
How to enter a point

How to set a point as destination
On-screen point

flowchart
graph LR
A["Tap a point or the location to set as destination."] --> B["New Point GoTo New Route"]
B --> C["On-screen point Selected location"]
C --> D["Destination point"]
D --> E["Red dashed line (thick): Indicates course to go to the destination."]
C --> F["Yellow line: Shortest course from own ship to the destination."]
Routes
A route is comprised of a series of waypoints leading to a destination. Routes are saved to the routes list.
How to create a new route

Tap the first point for the route.





Tap the next point for the route.
Repeat to enter all points for the route.

flowchart
graph TD
A["1st point\n(route start point)"] --> B["2"]
B --> C["3"]
C --> D["4"]
D --> E["Last point"]
style A fill:#f9f,stroke:#333
style B fill:#ccf,stroke:#333
style C fill:#cfc,stroke:#333
style D fill:#fcc,stroke:#333
style E fill:#ffc,stroke:#333

At the last point

(Top right corner)


Enter a name for the route, then tap [√].
How to follow a route
On-screen route


Office
(No text)



Radar

How to switch between standby and TX

How to measure the range, bearing from own ship to a target

Tap a target to show its range and bearing from own ship.
How to set a guard zone
A guard zone alerts you (with aural and visual alarms) when a radar target enters the area you specify.

flowchart
graph TD
A["Open the [Layers"] menu.] --> B["Guard Zone 1"]
A --> C["Guard Zone 2"]
B --> D["ON indicator"]
C --> E["ON indicator"]

ARPA Operation
ARPA is an anti-collision aid that tracks the movement of other ships to help prevent collision. ARPA not only tracks other ships but also provides their navigation data. Targets can be acquired manually, automatically, or both automatically and manually.
How to activate, deactive ARPA

flowchart
graph LR
A["Open the [Layers"] menu.] --> B["ARPA Targets"]
B --> C["OR"]
B --> D["OFF"]
C --> E["ARPA activated"]
D --> F["ARPA deactivated"]
How to manually acquire a target

flowchart
graph LR
A["Tap target"] --> B["Acquire"]
B --> C["Final state with target and acquire icons"]
ARPA symbols

At acquisition Lost target

Within 30 seconds

CPA/TCPA alarm
The CPA/TCPA alarm releases aural and visual alarms when both the CPA and TCPA of a tracked target are equal to or lower than the CPA/TCPA alarm setting.
CPA: Closest point of approach
TCPA: Time to closest point of approach
How to set the CPA/TCPA alarm

flowchart
graph TD
A["Home screen"] --> B["Settings"]
B --> C["Camera"]
C --> D["CPA/TCPA Alarm"]
D --> E["OR"]
E --> F["CPA Alarm Value 0.500 NM"]
F --> G["TCPA Alarm Value 10"]
G --> H["Set the alarm value, then tap ✓"]
How to acknowledge the CPA/TCPA alarm
Tap the alarm message (top of screen) to acknowledge the alarm and stop the aural alarm.

AIS (Automatic Identification System)
How to show or hide AIS target symbols


flowchart
graph LR
A["AIS Targets"] --> B["ON"]
A --> C["OFF"]
D["AIS Targets"] --> E["ON"]
D --> F["OFF"]
AIS target symbols
| Class A AIS | Class B AIS | |
| Normal target | SOG/COG vector Color: blue | SOG/COG vector Color: green |
| Dangerous target | Color: rod ![]() | |
| Lost target | ![]() | ![]() |
Proximity AIS target alarm
The proximity AIS target alarm releases aural and visual alarms when the distance between own ship and an AIS target is less than the alarm value.

flowchart
graph LR
A["MOB Settings"] --> B["Radar Targets"]
B --> C["Proximity AIS Target Alarm"]
C --> D["ON"]
Fish Finder

How to select a frequency
Low frequency: For "normal" use.
High frequency: For detailed observation of schools of fish.
Dual frequency: Show both the low and high frequency pictures.

flowchart
graph TD
A["Frequency Mode"] --> B["Single frequency"]
B --> C["Single Freq: Dual Freq"]
C --> D["ON"]
C --> E["ON"]
C --> F["HF"]
How to select the operating mode
The fish finder is available in automatic and manual operation. For automatic operation, gain, clutter and TVG are automatically adjusted.

flowchart
graph TD
A["Tap"] --> B["Mode"]
B --> C["Adjust"]
C --> D["Auto mode"]
D --> E["Manual mode"]
E --> F["Auto Flaming ON"]
E --> G["OR"]
E --> H["Auto Crusting ON"]
Manual mode
How to change the range

flowchart
graph TD
A["Hand with 'Tap' icon"] --> B["Pop-up menu"]
B --> C["Adjust Auto Range A-Scope OFF"]
C --> D["Pinch screen."]
D --> E["Drag the slider to set the range."]
E --> F["(The slider bar can also be tapped to set the range.)"]
How to adjust the gain

flowchart
graph LR
A["Mode"] --> B["Adjust"]
B --> C["Auto Player"]
C --> D["HF Gain"]
C --> E["LF Gain"]
D --> F["Drag the slider to set the gain."]
E --> F
F --> G["Done (Top right corner)"]
Zoom display

flowchart
graph TD
A["Tap"] --> B["Frequency Mode Adjust"]
B --> C["Bottom Lock Search for bottom fish."]
B --> D["Bottom Zoom Find bottom contour and hardness."]
C --> E["ON"]
D --> F["ON"]
ACCU-FISH™
ACCU-FISH ^™ measures the size and depth of individual fish and shows that information on the screen.
How to set ACCU-FISH™

flowchart
graph LR
A["Settings"] --> B["Target"]
B --> C["Sounder"]
C --> D["Alarm"]
D --> E["Bottom Lock Range Span"]
E --> F["ACCU-FISH Info"]
F --> G["Depth"]
G --> H["ACCU-FISH Info"]
H --> I["Depth"]
Instrument Display
With connection of appropriate sensors, the instrument display shows various navigation data.
How to enable the instrument display
Add an instrument display icon to the home to screen to show the instrument display.

flowchart
graph LR
A["Home"] --> B["Game Screen"]
B --> C["Tap"]
C --> D["Tap"]
D --> E["After setting, tap [x"]. (Incorporation in 3-way screen is also possible.)]
E --> F["Drag"]
How to switch instrument displays (ex. full display)

How to edit an instrument display

flowchart
graph LR
A["Long tap the instrument display."] --> B["A blue line surrounds each indication."]
B --> C["Long tap location not circumscribed with blue line to save changes."]
C --> D["Remove / change / add / rearrange indications (drag and drop)."]
Wireless LAN Setting
You can connect to the internet with the wireless LAN signal to download weather information and to connect to an iPhone, iPod, iPad, or Android device.
How to connect to an existing LAN
Connect to the existing LAN to download weather data or update the software.

flowchart
graph TD
A["Home screen"] --> B["Connect to the Internet"]
B --> C["When Necessary"]
C --> D["Connect to the Internet"]
D --> E["When Necessary"]
E --> F["Wireless LAN Settings"]
F --> G["Select [Connect to existing LAN"], then tap "<"]
G --> H["Select [When Necessary"], then tap "<"]
How to create a local wireless network
Create a local wireless network to connect to an iPhone, iPod, iPad, or Android device.

flowchart
graph LR
A["Settings"] --> B["General"]
B --> C["Connect to the Internet When Necessary"]
C --> D["Wireless LAN Settings"]
D --> E["Check that [When Necessary"] is selected.]
Home screen

flowchart
graph LR
A["Wireless Mode"] --> B["Create Local Network"]
C["Enable Local Network"] --> D["Local Network"]
D --> E["Connect to existing LAN"]
E --> F["Create Local Network"]
![Check that [OFF] is selected. Select [Create Local Network], then tap "<".](/content/2026/05/925544/images/fc77c0e505609c723f8b6adb11e2df8845a6b37d430404a506400981d2f945a4.jpg)
Enter the name of the network, then tap [√].

Color: blue
Color: green

