Table 48
Power Failure Transfer Unit connections (Part 2 of 2)
P
F
T
4
P
F
T
5
17T
Y-O
17R
O-Y
18T
Y-G
18R
G-Y
19T
Y-BR
19R
BR-Y
20T
Y-S
20R
S-Y
21T
V-BL
21R
BL-V
22T
V-O
22R
O-V
23T
V-G
23R
G-V
24T
V-BR
24R
BR-V
Connecting the trunks Page 281 of 408
Connect to the
telephone
Connect to the
telephone line card
Connect to the central
office trunk
Connect to the trunk
line card
Connect to the
telephone
Connect to the
telephone line card
Connect to the central
office trunk
Connect to the trunk
line card
Option 11C
Connect to TN assigned to
the telephone
Connect to TN assigned to
the trunk
Connect to TN assigned to
the telephone
Connect to TN assigned to
the trunk
Planning and Installation Guide