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Maintenance-Object Repair Procedures
555-233-143
8-1438
Issue 1 May 2002
■
If the yellow LED flashes on at a rate of five times per
second, the circuit pack (Expansion Interface or Switch Node
Interface) or the lightwave transceiver may need
replacement. This condition may also be due to a faulty
system clock on the network containing the Expansion
Interface circuit pack or in the switch node carrier containing
the SNI.
■
If the yellow LED was blinking before starting this procedure
and the yellow LED is not blinking now, this circuit pack
(Expansion Interface or Switch Node Interface) and the
lightwave transceiver are functioning properly.
5. Replace faulty component(s) and reconnect the original fiber. Be
sure to reconnect the fibers properly as noted in Step 2.
6. Release Expansion Interface circuit pack or Switch Node Interface
circuit pack with the release board UUCSS command.
Figure 8-84.
Interconnection of Lightwave Transceiver Transmit/Receive Jacks
Fiber Jumper
Tx
Rx
Transceiver
Lightwave
Back Skin of Cabinet
Содержание S8700 Series
Страница 50: ...Maintenance Architecture 555 233 143 1 26 Issue 1 May 2002 ...
Страница 74: ...Initialization and Recovery 555 233 143 3 12 Issue 1 May 2002 ...
Страница 186: ...Alarms Errors and Troubleshooting 555 233 143 4 112 Issue 1 May 2002 ...
Страница 232: ...Additional Maintenance Procedures 555 233 143 5 46 Issue 1 May 2002 ...
Страница 635: ...status psa Issue 1 May 2002 7 379 555 233 143 status psa See status tti on page 7 406 ...
Страница 722: ...Maintenance Commands 555 233 143 7 466 Issue 1 May 2002 ...
Страница 1121: ...CARR POW Carrier Power Supply Issue 1 May 2002 8 399 555 233 143 Figure 8 19 Power Distribution Unit J58890CH 1 ...
Страница 1447: ...E DIG RES TN800 reserve slot Issue 1 May 2002 8 725 555 233 143 E DIG RES TN800 reserve slot See ASAI RES ...
Страница 1735: ...LGATE AJ Issue 1 May 2002 8 1013 555 233 143 LGATE AJ See BRI SET LGATE BD See BRI BD LGATE PT See BRI PT ...
Страница 1846: ...Maintenance Object Repair Procedures 555 233 143 8 1124 Issue 1 May 2002 Figure 8 62 TN787 MMI MULTIMEDIA INTERFACE CIRCUIT PACK ...