Standard System Configuration

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(1)Audio signal line

(2)Video signal line

(3)Power supply line

a. Entrance station (For details, see 2-1 and 2-2)

[1]Audio/video + digital name scrolling type GH-VA + GH-DA/A + GH-NS, GH-10K

[2]Audio/video + direct selection type GH-VA + GH-DA/A + GH-SW

[3]Audio + digital name scrolling type GH-DA/A + GH-NS, GH-10K

[4]Audio + direct selection type GH-DA/A + GH-SW

b. Bus control units

[5]Power supply PS-2410LC, PS-2410LD, PS-2410DIN

[6]Video Bus control unit GH-VBC

∗GH-VBC can be used as an extension adaptor as well. To do so, set the setting switch to "EXP." (2 units per trunk line)

Even if two GH-VBC units are used as extension adaptors (SW: EXP), the wiring distance from the video Bus control unit (SW: STD) to the farthest video residential station is limited to 300 m (980').

[7]Bus control unit GH-BC

[8]Distribution terminal (junction): sold separately

c.Residential station (For details, see 2-4): Station-to-station wiring

d.Residential station (For details, see 2-4): Homerun wiring

Do not mix station-to-station wiring and homerun wiring on a single trunk line.

[9]4-way video junction unit GH-4Z

[10]Color video residential station GH-1KD

[11]Audio residential station GH-1AD

[12]Black &White video residential station GH-1MD Station-to-station wiring is not possible for GH-1MD

[13]Color video residential station + handset (option) GH-1KD + GH-HS e. Security Guard Station

[14]Security guard station GH-MK

	Capacity
Entrance Station	Maximum 5 stations
	(up to 3 stations per trunk)
Residential Station	Maximum 48 stations
	(up to 25 stations per trunk)
Security Guard Station	Maximum 2 stations
Residential stations	Maximum 4 stations
in the same residence	(up to 2 monitor stations)

4-way video junction unit	Maximum 6 units per trunk
Bus control unit	Maximum 1 unit per system

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