DS1-FAC (DS1 Facility)
Issue 1 May 2002
8-675
555-233-143
Figure 8-25.
DS1 Facility Connections
Figure 8-26.
Typical CSU Maintenance Capabilities
DS1CONV
B
CPE CPE
CSU
A
CSU
B
A
DS1CONV
Network/DS1 Facility
Network Interface at CSU
Network Interface at Cross Connect Field
T
R
T1
R1
T
R
T1
R1
CPE
Network/DS1 Facility
Cross
Connect
Field
DS1CONV
R1
T1
R
T
CSU
CPE Loopback
Switch
Self Test
Switch
Signal In
Signal In
DS1 Facility Side
CSU
CPE Side
LOS LED
DS1 Facility
Side LOS
LED
Signal Out
Signal Out
CPE Side
Summary of Contents for S8700 Series
Page 50: ...Maintenance Architecture 555 233 143 1 26 Issue 1 May 2002 ...
Page 74: ...Initialization and Recovery 555 233 143 3 12 Issue 1 May 2002 ...
Page 186: ...Alarms Errors and Troubleshooting 555 233 143 4 112 Issue 1 May 2002 ...
Page 232: ...Additional Maintenance Procedures 555 233 143 5 46 Issue 1 May 2002 ...
Page 635: ...status psa Issue 1 May 2002 7 379 555 233 143 status psa See status tti on page 7 406 ...
Page 722: ...Maintenance Commands 555 233 143 7 466 Issue 1 May 2002 ...