Maintenance Object Repair Procedures
555-233-123
10-1100 Issue 4 May 2002
(that is, Tests #9, #13, #17 and #175). Therefore, use the repair procedures
outlined in the ANL-LINE, ANL-16-L, ANL-NE-L, and TDMODULE/PDMODULE
Maintenance documentation when interpreting the results of the execution of test
modem-pool # on Combined Modem Pools.
Figure 10-70. Typical Modem Pool Switched Connection with Combined
Modem Pool
Combined Modem Pool
DCP
DCP DCP
Digital
Line
(TN754)
Analog
Terminal
Host
Computer
Modem
Telephone
Network
TIP/Ring
Analog
PCM
PCM
PBX
Digital
Network
Central Office
Trunk
(TN747B)
Data Module
RS-232C
Analog
Line
(TN742,TN746)
Digital
Line
(TN754)
Modem
Data
Module
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