1. Oerview
The Aiphone GBM-2MKA is a monitor-equipped master unit intercom system designed for small-scale apartments and condominiums. This model is the successor to the GBM-2MK. It offers enhanced features for security and convenience, including a color LCD display and various operational buttons for communication and access control.
2. Product Components and External View
The following diagram illustrates the external view and key components of the GBM-2MKA master unit, along with its installation dimensions and rear view ferbinings.

Ofbylding 1: Ekstern View, Installation Dimensions, Rear View, and Specifications of the Aiphone GBM-2MKA Intercom System.
2.1 Ekstern View (Front)
- Emergency Button: For emergency calls.
- Mikrofoan: Foar stim kommunikaasje.
- Kleur LCD-skerm: 3.5-inch TFT display for video and information.
- F1 Button: Funksje knop 1.
- F2 Button: Funksje knop 2.
- Notification Indicator Light (Blue): Illuminates when a notification is present.
- Notification Button: To access notifications.
- Menuknop: To navigate system menus.
- Sprekker: Foar audio útfier.
- Unlock Indicator Light (Yellow): Illuminates when the door is unlocked.
- Talk Indicator Light (Green): Illuminates during a call.
- Einknop: To terminate a call or exit a menu.
- Opropknop: To initiate a call.
- Untskoattelje knop: To unlock the door.
- Power Switch: Om it apparaat oan/út te setten.
2.2 Efterkant View
- Setting Switch: For system configuration.
- Connector Insertion Port: Foar it ferbinen fan eksterne apparaten.
- AC Power Terminal (Power Cable): For connecting the main power supply.
- Connection Terminal (Signal Cable): For connecting signal wires.
3. Ynstallaasje
The GBM-2MKA master unit is designed for wall-mounting. Ensure proper wiring and secure attachment for optimal performance.
3.1 Ynstallaasje Ofmjittings
- Unit Dimensions (W x H): Approximately 122 mm x 217 mm.
- Djipte: Approximately 23.5 mm (excluding mounting bracket).
- Mounting Bracket Depth: Approximately 4 mm.
- Recommended Floor Level (FL): 1,400 mm from the center of the device.
- Opening Dimensions for Wiring: 50 mm (width) x 70 mm (height) (indicated by parentheses in the diagram).
3.2 Mounting Proseduere
- Befestigje de montagebeugel oan 'e muorre mei passende skroeven.
- Connect the power cable (strong current) to the AC Power Terminal and the signal cable (weak current) to the Connection Terminal on the rear of the unit.
- Insert the unit onto the mounting bracket, ensuring it clicks securely into place.
- Verify all connections are firm and the unit is stable.
4. Opsette
Initial setup involves configuring the system settings to match your apartment or condominium environment.
4.1 Basic konfiguraasje
- Brûk de Ynstelle Switch on the rear of the unit to access configuration options. Refer to the detailed setup guide for specific switch positions and their functions.
- Fersekerje de Connector Insertion Port is used for any necessary external module connections.
4.2 System Pairing (if applicable)
If your system includes multiple monitor sub-units or door stations, follow the pairing instructions provided in the comprehensive installation manual to establish communication between all devices.
5. Bedriuwsinstruksjes
This section outlines the primary functions and operations of your Aiphone GBM-2MKA intercom system.
5.1 In oprop ûntfange
- When a visitor presses the call button on the door station, the master unit will emit a call sound and display the visitor's image on the Kleur LCD-display.
- Druk op de Belknop to answer the call and begin communication. The Talk Indicator Light (Green) sil ferljochtsje.
- Om de oprop te beëinigjen, druk op de Einde knop.
5.2 Kommunikaasje Modes
- Automatic Hands-free: Allows for two-way communication without holding down a button.
- Push-to-talk: Requires holding down the Belknop to speak and releasing it to listen.
5.3 Deur iepening
Druk tidens in oprop op de Untskoattelje knop to release the door lock. The Unlock Indicator Light (Yellow) will illuminate briefly.
5.4 Emergency and Notification Functions
- Emergency Button: Press this button in an emergency to alert designated contacts or security personnel.
- Notification Button: Druk nei view stored notifications. The Notification Indicator Light (Blue) signals new notifications.
5.5 Menunavigaasje
Druk op de Menu knop to access system settings, review call history, or adjust display options. Use the F1 en F2 buttons to navigate through menu options and the Belknop om seleksjes te befestigjen.
5.6 Call Sounds
The system offers various call sound patterns:
- Call Sound ①: Ping-pong, Ping-pong
- Call Sound ②: Ping-pong-pan
- Call Sound ③: Pipopan Pipopan Pipopan Pipopan (x3)
- Call Sound ④: Piririri Piririri (x4)
6. Underhâld
Regelmjittich ûnderhâld soarget foar de lange libbensdoer en optimale prestaasjes fan jo ynterkomsysteem.
6.1 Cleaning
- Feie it oerflak fan it apparaat ôf mei in sêfte, droege doek.
- Brûk gjin abrasive reinigingsmiddelen, oplosmiddels of spuitmiddels direkt op it apparaat.
6.2 Battery Replacement (Door Station)
The door station is designed for long battery life, up to 24 months when using nickel-hydrogen batteries (capacity 2500mAh or more) and with the door monitor setting off. The master unit will notify you when the door station battery is low via a display message and an indicator light, reducing the need for frequent battery checks.
7. Probleemoplossing
If you encounter any issues with your intercom system, refer to the following common troubleshooting steps. For more complex problems, contact customer support.
- Gjin macht: Check if the power switch is ON and if the AC power terminal is securely connected.
- Gjin fideo/audio: Ensure all signal cables are properly connected. Check the door station for power.
- Deuropener wurket net: Verify the wiring to the door lock mechanism and ensure the unlock button is functioning correctly.
- Mine ôfbyldingskwaliteit: Clean the camera lens on the door station.
8. Spesifikaasjes
| Eigenskip | Spesifikaasje |
|---|---|
| Krêft Voltage | AC100V 50 / 60Hz |
| Stromferbrûk | Standby: 1.7W, Maximum: 7.6W |
| Monitor | 3.5-inch TFT Color LCD Monitor |
| Pixel telle | 230,000 piksels |
| Call Metoade | Automatic Hands-free / Push-to-talk |
| Operating Ambient Temperatuer | 0 ℃ oant 40 ℃ |
| Door Station Units | 1 ienheid |
| Monitor Sub-unit Units | 1 ienheid |
| Notification Storage Count | Max 40 items (max 6 images per item) |
| Call Sound Patterns | Ping-pong, Ping-pong-pan, Pipopan (x3), Piririri (x4) |
| Foarm | Wall-fêstmakke type |
| Compatible Box | JIS 1-gang switch box + separator |
| Materiaal | Self-extinguishing PC + ABS resin |
| Gewicht | Ca. 410g |
| Kleur Tone | Snow White (5Y9.3/0.1 approximate Munsell value) |
| Opmerkings | Allinnich gebrûk binnen |
| Produkt Number | GBM-2MKA |
| Creation Datum | 2020/08/20 |
9. Garânsje en stipe
9.1 Warranty Information
This Aiphone product comes with a 2-jierrige garantie perioade fan 'e datum fan oankeap. Bewarje jo bewiis fan oankeap foar garânsjeclaims. De garânsje dekt defekten yn materialen en fakmanskip by normaal gebrûk. It dekt gjin skea feroarsake troch misbrûk, ûngemakken, net-autorisearre oanpassingen of ferkearde ynstallaasje.
9.2 Customer Support
For technical assistance, troubleshooting, or warranty service, please contact Aiphone customer support. Refer to the official Aiphone webside of jo oankeapdokumintaasje foar de meast aktuele kontaktgegevens.