Maintenance-Object Repair Procedures
555-233-143
8-762
Issue 1 May 2002
EXP-INTF (Expansion Interface Circuit
Pack)
!
WARNING:
If the Expansion Interface (EI) circuit pack you are troubleshooting is
associated with a Survivable Remote EPN (SREPN), before the SREPN can
be returned to normal service, every LAP-D EI link problem must be cleared,
and the SREPN slide switch on the TN2301 (located in the SREPN carrier)
must be manually set to the normal position. See
Service to the SREPN’’ on page 8-770
in this section.
Refer also to DEFINITY ECS Installation and Maintenance for Survivable Remote
EPN, Issue 1, 555-230-102.
Following this introductory description of the Expansion Interface (EI) circuit pack
are sections on the following topics:
■
■
■
■
‘‘EI and Tone-Clock Interactions’’
■
‘‘Replacing an EI Circuit Pack—Unduplicated PNC’’
■
‘‘Replacing an EI Circuit Pack— Duplicated PNC’’
■
‘‘Expansion Interface Manual Loop-Back Procedure’’
MO’s Name (in
Alarm Log)
Alarm
Level
Initial SAT Command
to Run
1
1.
UU is the universal cabinet number (1–64 for ATM PNC, 1–44 for CSS PNC). C is the carrier designation (A,
B, C, D, or E). SS is the number of the slot where the circuit pack resides (01–21).
Full Name of MO
EXP-INTF
MAJOR
test board UUCSS s
Expansion Interface circuit pack
EXP-INTF
MINOR
test board UUCSS s
Expansion Interface circuit pack
EXP-INTF
WARNING
test board UUCSS s
Expansion Interface circuit pack
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 ...