1. ആമുഖം
This manual provides detailed instructions for the installation, operation, and maintenance of your Zerone 5.5" HD OBD II Car GPS HUD Head Up Speed Display. Please read this manual thoroughly before using the device to ensure proper function and safety.

Figure 1: Zerone 5.5" HD OBD II Car GPS HUD Head Up Speed Display
This image shows the Zerone 5.5" HD OBD II Car GPS HUD, a rectangular device with a digital display showing speed, RPM, and other vehicle data.
2. ഉൽപ്പന്നം കഴിഞ്ഞുview
2.1 പ്രധാന സവിശേഷതകൾ
- ഓട്ടോമാറ്റിക് പവർ ഓൺ/ഓഫ്: The HUD powers on and off with the vehicle's ignition, preserving the car battery. A manual switch mode is also available.
- 5.5 ഇഞ്ച് എച്ച്ഡി ഡിസ്പ്ലേ: Features a large, high-definition, multi-color display for enhanced readability.
- തെളിച്ച ക്രമീകരണം: Supports both automatic and manual brightness adjustment to optimize visibility in various lighting conditions.
- സമഗ്ര ഡാറ്റ ഡിസ്പ്ലേ: Shows vehicle speed, engine speed (RPM), water temperature, voltage, fuel consumption, and engine fault codes. Units can be switched between kilometers and miles.
- Over Speed Warning: Provides alerts for exceeding preset speed limits.
- Engine RPM Alarm: Assists in fuel-efficient driving by indicating optimal shift points.
2.2 ഡിസ്പ്ലേ ഘടകങ്ങൾ

Figure 2: Labeled Diagram of HUD Display Elements
This diagram illustrates the various indicators on the HUD display, including speed, RPM, fuel level, temperature, and warning icons.
- Calls and Messages Indicator
- Speed Unit (MPH/KM/H)
- ഡാറ്റ ഡിസ്പ്ലേ ഏരിയ
- Data Interface Indicator
- Speed Alarm Indicator
- Bluetooth, Voltage, Rest, Engine Failure, Sound Indicators
- എഞ്ചിൻ വേഗത (RPM)
- ശീതീകരണ താപനില
- ലൈറ്റ് സെൻസർ
- Gear Alarm
- ഡാറ്റ ഡിസ്പ്ലേ ഏരിയ
- Dial Button (for settings)
- Engine Speed, Air Pressure, Coolant, Time, Voltagഇ സൂചകങ്ങൾ
- Ignition Angle, Acceleration Indicators
- Throttle, Fuel Indicators
- ഡാറ്റ ഡിസ്പ്ലേ ഏരിയ
3. സജ്ജീകരണ നിർദ്ദേശങ്ങൾ
Follow these steps to properly install your Zerone HUD in your vehicle.

Figure 3: HUD Installation Method
This diagram illustrates the five steps for installing the HUD: locating the OBDII interface, routing the wire, connecting to the HUD, fixing the HUD host, and sticking the reflective film.
- Locate the OBDII Interface: Identify the OBDII diagnostic port in your vehicle. This is typically located under the dashboard on the driver's side.
- വയർ റൂട്ട് ചെയ്യുക: Carefully route the OBDII cable from the interface to the desired location for the HUD, ensuring it does not interfere with driving controls or airbags. You may need to tuck the wire into the vehicle's trim.
- Connect to the HUD Host: Plug the other end of the OBDII cable into the HUD device.
- Fix the HUD Host: Place the HUD device on your dashboard in a position that does not obstruct your view of the road. Use the provided anti-slip mat or adhesive to secure it.
- Apply Reflective Film (Optional): For clearer projection onto the windshield, apply the included reflective film to the desired area on your windshield. Ensure the area is clean and dry before application.
3.1 OBD II Cable Types

Figure 4: OBD II Cable Types
This image displays two types of OBD II cables: a 'New Type' with a smaller connector and a 'Old Type' with a larger, more traditional OBD II connector. Both serve the same function.
The product may come with either a new or old type of OBD II cable. Both are functionally identical for connecting the HUD to your vehicle's OBD II port.
4. പ്രവർത്തന നിർദ്ദേശങ്ങൾ
4.1 പവർ ഓൺ/ഓഫ്
- യാന്ത്രിക മോഡ്: The HUD will power on automatically when the vehicle engine starts and power off when the engine is shut down.
- മാനുവൽ മോഡ്: Use the power button (if available) on the device to manually turn the HUD on or off.
4.2 ഡിസ്പ്ലേ മോഡുകൾ
The HUD offers various display modes, including default, high-speed, and automatic modes. Refer to the device's dial button or specific menu options to cycle through these modes.
4.3 തെളിച്ചം ക്രമീകരിക്കൽ
- യാന്ത്രിക തെളിച്ചം: The built-in light sensor (refer to Figure 2, item 9) will automatically adjust the display brightness based on ambient light conditions.
- Manual Brightness: Access the settings menu using the dial button (refer to Figure 2, item 12) to manually adjust the brightness level.
4.4 Data Display and Switching
The HUD can display various vehicle parameters. Use the dial button to navigate through the available data, which includes:
- വാഹന വേഗത
- എഞ്ചിൻ വേഗത (RPM)
- ജലത്തിൻ്റെ താപനില
- വാല്യംtage
- ഇന്ധന ഉപഭോഗം
- Engine Fault Code
- Kilometers (KM/H) and Miles (MPH)
To switch between kilometers and miles, access the unit settings via the dial button.

Figure 5: HUD in use on a dashboard
This image shows the Zerone HUD placed on a car dashboard, displaying vehicle information clearly visible to the driver while driving on a road.
5. പരിപാലനം
To ensure the longevity and optimal performance of your HUD, follow these maintenance guidelines:
- വൃത്തിയാക്കൽ: Use a soft, dry cloth to clean the display and exterior of the device. Avoid abrasive cleaners or solvents that could damage the surface.
- പ്ലേസ്മെൻ്റ്: Ensure the device is securely mounted to prevent movement or damage during vehicle operation.
- കേബിൾ കെയർ: Periodically check the OBD II cable for any signs of wear or damage. Ensure it is not pinched or exposed to excessive heat.
- പരിസ്ഥിതി വ്യവസ്ഥകൾ: Avoid exposing the HUD to extreme temperatures or direct sunlight for prolonged periods when the vehicle is parked, as this may affect its performance and lifespan.
6. പ്രശ്നപരിഹാരം
If you encounter issues with your Zerone HUD, refer to the following common problems and solutions:
- HUD does not power on:
- Check if the OBD II cable is securely connected to both the HUD and the vehicle's OBD II port.
- വാഹനത്തിന്റെ ഇഗ്നിഷൻ ഓണാണെന്ന് ഉറപ്പാക്കുക.
- Verify the vehicle's OBD II port is functional (you can test with another OBD II device if available).
- Display is dim or unreadable in bright daylight:
- Ensure the automatic brightness adjustment is enabled.
- Manually increase the brightness setting via the device's menu.
- Confirm the reflective film (if used) is properly applied and clean.
- Inaccurate speed or data readings:
- Verify that the correct speed unit (KM/H or MPH) is selected in the settings.
- Ensure the HUD is compatible with your vehicle's OBD II protocol.
- If persistent, consult the vehicle's manual or a professional mechanic to check the OBD II data output.
- HUD turns off unexpectedly:
- അയഞ്ഞ കേബിൾ കണക്ഷനുകൾ പരിശോധിക്കുക.
- Ensure the vehicle's battery voltagഇ സ്ഥിരതയുള്ളതാണ്.
- If the issue persists, it may indicate a power supply problem or a fault with the device.
7 സ്പെസിഫിക്കേഷനുകൾ
| ഫീച്ചർ | സ്പെസിഫിക്കേഷൻ |
|---|---|
| ബ്രാൻഡ് | സീറോൺ |
| മോഡൽ നമ്പർ | Zeroneeq0twua7pb |
| ഡിസ്പ്ലേ വലിപ്പം | 5.5 ഇഞ്ച് |
| ഉൽപ്പന്ന അളവുകൾ | 9.84 x 5.91 x 3.94 ഇഞ്ച് |
| ഇനത്തിൻ്റെ ഭാരം | 271 ഗ്രാം (9.56 ഔൺസ്) |
| മെറ്റീരിയൽ | പ്ലാസ്റ്റിക് |
| കണക്റ്റിവിറ്റി | OBD II |
| യു.പി.സി | 741870022449 |
| ആദ്യം ലഭ്യമായത് | ഏപ്രിൽ 24, 2018 |

Figure 6: HUD Device Dimensions
This image provides a visual representation of the HUD device's dimensions, showing a length of 150mm and a width of 85mm, with a height of 14mm.
8. വാറൻ്റിയും പിന്തുണയും
For warranty information or technical support, please refer to the documentation included with your purchase or contact Zerone customer service. Keep your purchase receipt for warranty claims.
