Aiphone GH Series - Residential Station; Security Guard Station

3-4
Bus Control Unit and Power Supply
[1] Din rail (W-DIN11)
[2] Screw hole
[3] POWER switch
[4] Power On LED (green)
[5] Lock release lever
[6] Wall mounting screws (x2)
1. Mount GH-BC and GH-VBC to the Din rail. Click unit into
* To remove GH-BC and GH-VBC, pull the lock release lever
* If there is a problem with the system, check the power supply
wiring. Turn off the GH-BC and GH-VBC power switch and
then turn the switch back on after four seconds. This will reset
the entire system.
2. Mount GH-BC and GH-VBC directly to the wall surface.
3. Mount GH-4Z to the Din rail.
* To remove GH-4Z, pull the lock release lever down.
4. Mount GH-4Z directly to the wall surface.
5. Mount GH-BCX/A and GH-VBX to the Din rail. To remove
GH-BCX/A and GH-VBX, pull the lock release lever down.
A 1. GH-BCX/A and GH-VBX cannot be mounted directly to
the wall surface.
A 2. The length of the connecting cable between the GH-BCX/A
and GH-VBX is 40 cm (15-3/4"). Therefore, mount the GH-
BCX/A and GH-VBX adjacent to each other.
6. Power supply PS-2420UL