User's Manual Part 2

Introduction
MAY 2004 1X SC480 BTS Hardware Installation, Optimization/ATP, and FRU 9-1
PRELIMINARY
Scope
The objective of the Field Replaceable Unit (FRU ) section contains
OMC–R procedures and information and procedures for disassembling
and/or replacing cards, modules, and components of the Compact BTS.
The Compact BTS is a single cage, non–redundant configuration.
Section Organization
The FRU section is organized in the following manner:
S Compact BTS FRU procedures that are performed by a technician at
the site
S OMC–R procedures performed by the operator
BTS FRU Procedures
The BTS FRU procedures are grouped by major functional areas within
the BTS and presented as follows:
S Compact BTS Input/Output (CBIO) Board Replacement Procedure
– Synchronization Daisy–Chaining and eXpansion (SDCX) Module
Replacement Procedure
– RF GPS Module Replacement Procedure
S CCP2 Card and Shelf Replacement Procedures
S RF Component Replacement Procedures
S High Stability Oscillator/Medium Stability Oscillator (HSO/MSO)
Replacement Procedure
External Components – The following external components are
optional
S Compact Combined Linear Power Amplifier (cCLPA) Replacement
Procedure
OMC–R Procedures
Describes procedures that can be performed only by the operator from
the OMC–R site.
If the OMC–R operator is unable to resolve the problem, then the user
will be directed to the appropriate section of the Troubleshooting manual
for further action.
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