1. Introduzzjoni
This manual provides comprehensive instructions for the installation, operation, and maintenance of your Gravity MGR5 Marine Stereo Receiver. Please read this manual thoroughly before using the product to ensure proper function and to prevent damage. Keep this manual for future reference.
2. Informazzjoni dwar is-Sigurtà
- Provvista tal-Enerġija: Ensure the power supply is 12V DC (direct current) only. Incorrect voltagJista' jagħmel ħsara lill-unità.
- Wiring: All wiring should be performed by a qualified technician. Incorrect wiring can lead to electrical shock or fire.
- Reżistenza għall-Ilma: The MGR5 is designed with IPX5 water resistance. While it can withstand splashes and light rain, it is not designed for submersion.
- Temperatura: Evita li tesponi l-unità għal temperaturi estremi jew dawl tax-xemx dirett għal perjodi twal.
- Tindif: Uża drapp artab u niexef għat-tindif. Tużax prodotti tat-tindif jew solventi li joborxu.
- Ventilazzjoni: Kun żgur li jkun hemm ventilazzjoni adegwata madwar l-unità biex tevita li tissaħħan iżżejjed.
3. Kontenut tal-Pakkett
Ivverifika li l-oġġetti kollha huma preżenti fil-pakkett:
- Gravity MGR5 Marine Stereo Receiver
- Kontroll mill-bogħod
- Qfil tal-Wajers
- Ħardwer tal-Immuntar
- Manwal għall-Utent (dan id-dokument)
4. Prodott Aktarview
The Gravity MGR5 is a versatile marine stereo receiver featuring a 4.1-inch LCD display, multi-mode playback options, and Bluetooth connectivity. It is designed for use in various environments, including marine, automotive, and recreational vehicles.

Figura 4.1: Quddiem view of the Gravity MGR5 Marine Stereo Receiver, showcasing its 4.1-inch LCD display and control buttons. The display shows a vibrant image of a harbor.
4.1. Funzjonijiet tal-Panew tal-Kontroll
Refer to the diagram below for an explanation of the main control buttons on the MGR5 unit.

Figure 4.2: Detailed diagram illustrating the MGR5 control buttons and their corresponding functions.
- PWR/SEL/VOL: Controls power, sound settings, and volume levels.
- MODE/SUB-: Switches audio sources and controls subwoofer levels.
- BAND/AV/SUB+: Changes radio bands and audio/video output, adjusts subwoofer.
- TUNE/TRACK BUTTONS: Selects radio stations or media tracks, fast-forwards or rewinds.
- MENU: Accesses the main menu for various system settings.
- AMS: Searches and stores radio stations automatically, toggles play/pause in media mode.
- CH +: Skips through or saves radio presets.
- Buttuna Play/Pause: Manages playback of media.
- L-issettjar: Enters detailed settings for the system like color, light, time, and language.
4.2. Karatteristiċi ewlenin
- 4.1" LCD Display for video playback and navigation.
- Konnettività Bluetooth għal streaming awdjo mingħajr fili.
- Multi-mode playback: USB, SD card, AUX input, FM radio.
- Subwoofer control and preset equalizer modes.
- IPX5 water-resistant and durable construction.
- Multi-color buttons for enhanced usability.

Figure 4.3: Visual representation of key features such as AUX, USB, Preset EQ, Subwoofer control, and IPX5 water resistance.

Figure 4.4: The MGR5 unit highlighting its dustproof and waterproof design, suitable for challenging environments.
5. Installazzjoni
Proper installation is crucial for the performance and longevity of your MGR5 receiver. Consult a professional if you are unsure about any steps.
5.1. Dimensjonijiet tal-Immuntar
Before installation, ensure you have adequate space for the unit. Refer to the dimensions below.

Figure 5.1: Detailed dimensions of the MGR5 unit, including front panel and chassis measurements, essential for proper mounting.
- Front Panel Width: Madwar 4.33 pulzier
- Fond tax-chassis: Madwar 3.98 pulzier
- Għoli tax-chassis: Madwar 2.89 pulzier
5.2. Dijagramma tal-Wajers
Connect the wiring harness according to the diagram provided in the separate wiring guide (if applicable) or the labels on the harness itself. Ensure all connections are secure and insulated.
- Wajer Aħmar: ACC (Accessory Power)
- Wajer Isfar: B+ (Constant 12V Power)
- Wajer Iswed: GND (Art)
- Wajer Blu: Tixgħel mill-Bogħod (għal amplifier/antenna)
- Wajers tal-Ispeaker: Connect to appropriate speakers (Front Left, Front Right, Rear Left, Rear Right). Ensure correct polarity.
Twissija: Incorrect wiring can cause severe damage to the unit or vehicle's electrical system. Always disconnect the vehicle's battery before beginning installation.
6. Operazzjoni
6.1. Funzjonijiet Bażiċi
- Power On/Off: Agħfas il- PWR/SEL/VOL knob to turn the unit on or off.
- Kontroll tal-Volum: Dawwar il- PWR/SEL/VOL buttuna biex taġġusta l-volum.
- Għażla tas-Sors: Agħfas il- MODE/SUB- button to cycle through available audio sources (FM, AM, Bluetooth, USB, SD, AUX).
6.2. Operazzjoni Bluetooth
- Tqabbil:
- Select Bluetooth as the source. The unit will enter pairing mode automatically.
- On your mobile device, search for Bluetooth devices and select "MGR5".
- Once paired, the unit will confirm the connection.
- Streaming tal-Awdjo: Play audio from your paired device. Use the TUNE/TRACK buttuni biex taqbeż it-traċċi u l- AMS buttuna għal-daqq/pawża.
6.3. Daqq tal-USB/SD
- Daħħal USB drive jew SD card fl-islott rispettiv.
- The unit will automatically switch to USB/SD mode and begin playback. If not, select USB/SD as the source using the MODE/SUB- buttuna.
- Uża l- TUNE/TRACK buttons to navigate tracks and AMS għal play/pawsa.
6.4. Radju FM
- Select FM as the source.
- Skanjar Awtomatiku: Agħfas u żomm il- AMS button to automatically scan and store strong stations.
- Irfinar Manwali: Uża l- TUNE/TRACK buttuni għall-irfinar fin.
- Stazzjonijiet issettjati minn qabel: Uża l- CH+ button to cycle through saved presets.
6.5. Subwoofer Control and EQ Settings
- Livell tas-subwoofer: Agħfas MODE/SUB- or BAND/AV/SUB+ to adjust subwoofer output.
- Presets tal-Ekwilizzatur: Agħfas il- MENU button to access audio settings, then navigate to EQ presets (e.g., Pop, Rock, Classic, Flat).
7. Manutenzjoni
- Tindif tal-Unità: Uża drapp artab u niexef biex timsaħ il-barra tal-unità. Għal ħmieġ iebes, nixxef ftit.ampLaħlaħ id-drapp bl-ilma. Tużax kimiċi ħarxa jew materjali li joborxu.
- Kura tal-Wiri: The LCD display is sensitive. Clean it gently with a microfiber cloth. Avoid pressing hard on the screen.
- Kontrolli tal-Konnessjoni: Periodically check all wiring connections to ensure they are secure and free from corrosion, especially in marine environments.
- Aġġornamenti tas-Software: Iċċekkja l-manifattur webis-sit għal kwalunkwe aġġornamenti tal-firmware disponibbli biex tiżgura prestazzjoni u kompatibilità ottimali.
8 Issolvi l-problemi
| Problema | Kawża Possibbli | Soluzzjoni |
|---|---|---|
| Ebda qawwa | Wajers mhux korretti, fjus maħruq, konnessjoni maħlula. | Check power and ground connections. Inspect fuse. Ensure battery is connected. |
| L-ebda ħoss | Volume too low, incorrect source selected, speaker wires disconnected, ampkwistjonijiet ta 'lifier. | Increase volume. Select correct source. Check speaker wiring. Verify external ampIl-lifer (jekk użat) ikun mixgħul. |
| Il-Bluetooth mhux qed jgħaqqad | Device not in pairing mode, MGR5 not in Bluetooth mode, interference. | Ensure MGR5 is in Bluetooth mode. Put mobile device in pairing mode. Try restarting both devices. |
| Il-USB/SD mhux qed jilgħab | Mhux appoġġjat file format, corrupted media, incorrect source. | Iċċekkja file formats (e.g., MP3, WMA). Try a different USB/SD card. Select USB/SD source. |
| Riċeviment ħażin tar-radju | Antenna not connected, weak signal, interference. | Ensure antenna is properly connected. Try auto-scanning for stations. Move to an area with better signal. |
9. Speċifikazzjonijiet
| Karatteristika | Dettall |
|---|---|
| Numru tal-Mudell | MGR5 |
| Output ta 'Qawwa | 200W (50W x 4 channels) |
| Wiri | LCD ta' 4.1 pulzieri |
| Konnettività | Bluetooth, USB, SD, AUX, FM Radio |
| Reżistenza għall-Ilma | IPX5 |
| Provvista tal-Enerġija | 12V DC |
| Modalità tal-Ħruġ tal-Awdjo | Stereo |
| Surround Sound Channel Konfigurazzjoni | 4.1 |
| Piż tal-oġġett | 1.2 liri |
| Dimensjonijiet tal-Pakkett | 6 x 6 x 6 pulzieri |
10. Garanzija u Appoġġ
Gravity products are designed for reliability and performance. For warranty information and technical support, please refer to the warranty card included with your product or visit the official Gravity websit.
For assistance, please contact Gravity customer support with your model number (MGR5) and purchase details ready.





