Avaya S8700 Maintenance Manual page 527

UDS1-BD (UDS1 Interface Circuit Pack)
TN464C/D
Figure 8-54. TN464C/D DS1 Option Jumpers
Figure 8-55. TN464C/D DS1 Option Jumpers (Continued)
The option switch located on the component side of the TN464E/F circuit pack
must be set correctly.
24-channel or 32-channel DS1. The channel selection must match the
parameters administered on the corresponding DS1 Circuit Pack form. (US
applications use 24 Channels.)
555-233-142
24/32 Channel Selector
Backplane Connectors
24 CHNL
32 CHNL
120 OHM
75 OHM
Figure 8-56 shows how to configure the circuit pack for
Top
75/120 Ohm Selector
Bottom
Faceplate
Insert the jumpers into the blocks
so as to join the center row of
pins and the row designating the
desired options.
Issue 1 May 2002 8-1223