Aiphone GT SYSTEM Installation Manual page 27

4-3 Standard system for residence (homerun wiring)
Residential station
SW1
A
B
IN
B1 B2 R1 R2
Residential station
SW1
A
B
IN
B1 B2 R1 R2
Residential station
Residential station
Residential station
Residential station
GT-4Z
Terminal setting:
For the terminating 4-way video
junction unit, turn SW1 to the "A" side.
In this case, 1 residential station can
be connected to [LINE OUT].
1P
NP
1P
NP
B1 B2 R1 R2 B1 B2 R1 R2
A
OUT(3) LINE OUT
B
OUT(1)
SW1
B1 B2 R1 R2 B1 B2 R1 R2
1P
NP
1P
1P
NP
NP
GT-4Z
B1 B2 R1 R2 B1 B2 R1 R2
A
OUT(3) LINE OUT
B
OUT(1)
SW1
B1 B2 R1 R2 B1 B2 R1 R2
1P
NP
GT-4Z
B1 B2 R1 R2 B1 B2 R1 R2
A
OUT(3) LINE OUT
B
OUT(1)
SW1
B1 B2 R1 R2 B1 B2 R1 R2
1P
NP
GT-VBC
- 27 -
1P
NP
1P
NP
B1 B2 R1 R2
OUT(4)
IN OUT(2)
B1 B2 R1 R2
1P
NP
1P
1P
NP
NP
B1 B2 R1 R2
OUT(4)
IN OUT(2)
B1 B2 R1 R2
1P
NP
B1 B2 R1 R2
OUT(4)
IN OUT(2)
B1 B2 R1 R2
1P
NP
For other residential station connections, refer to
GT-BC
[4-5 Option connector].
Residential station
SW1
A
B
IN
B1 B2 R1 R2
Residential station
SW1
A
B
IN
B1 B2 R1 R2
Residential station
Residential station
Residential station
Residential station