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OPERATION MANUAL
0311 A OI
GT SYSTEM
Apartment Intercom System
Entrance Station (Unit Type)/Entrance Station (Integrated Type)/
Security Guard Station
Entrance Station (Unit type)
Security guard station
2
B
A
C
3
E
D
F
5
K
J
L
8
U
T
V
4
H
G
I
6
N
M
O
1
0
9
Y
X
W
Z
7
R
Q
P
S
2
B
A
C
3
E
D
F
5
K
J
L
8
U
T
V
4
H
G
I
6
N
M
O
1
0
9
Y
X
W
Z
7
R
Q
P
S
Entrance Station
(Integrated type)