365-575-102 DetailedLevelProcedure:
Issue 8.0, July 2002 Page 1 of 6
DLP-527
Replace Circuit Pack with Different Circuit Pack
Code
Overview: This procedure is used to replace an existing circuit pack with one of a
different code type or version; for example, replacing circuit pack LAA17 with circuit
pack LAA18, or 739B2 with 739B5.
!
WARNING:
Unterminated optical connectors may emit invisible laser radiation. Eye
damage may occur if beam is viewed directly or with improper optical
instruments. Avoid direct exposure to beam.
!
CAUTION:
Use a static ground wrist strap whenever handling circuit packs or
working on an FT-2000 network element to prevent electrostatic
discharge damage to sensitive components.
!
CAUTION:
Do not remove the SYSCTL circuit pack unless instructed to by a
procedure that sent you here. If the SYSCTL circuit pack is removed,
provisioning data could be lost.
1. Identify the appropriate shelf, using Table A.
Table A - Shelf and Associated Circuit Packs
Circuit Pack Shelf
DS3
LSSW Low-Speed Shelf - Complementary
OC3 or
IS3 Low-Speed Shelf - System Controller
OC12
STS1E
TG3
TOHCTL
LNCTL High-Speed Shelf,
OHCTL Enhanced High-Speed Shelf
RCVR or
TRMTR Condensed High-Speed Shelf
REGENR Repeater Bay/Shelf
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