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DEFINITY Enterprise Communications Server Release 5
Maintenance and Test for R5vs/si
555-230-123
Issue 1
April 1997
Maintenance Object Repair Procedures
Page 10-1531UDS1-BD (UDS1 Interface Circuit Pack)
10
Figure 10-93. TN464C/D DS1 Option Jumpers
Figure 10-94. TN464C/D DS1 Option Jumpers
The option switch located on the component side of the TN464E/F circuit pack
must be set correctly. Figure 10-95
shows how to configure the circuit pack for
24-channel or 32-channel DS1. The channel selection must match the
Backplane Connectors
24/32 Channel Selector
75/120 Ohm Selector
Top
Bottom
Faceplate
TN464C/D
Insert the jumpers into the blocks
so as to join the center row of
pins and the row designating the
desired options.
120 OHM
32 CHNL
24 CHNL
75 OHM