User's Manual Part 3

RF–GPS Module
9-14 1X SC480 BTS Hardware Installation, Optimization/ATP, and FRU MAY 2004
PRELIMINARY
Introduction
The procedures in this section cover only the removal and installation of
the RF–GPS Module.
System Impact/Considerations
If the RF–GPS is failing or has failed there will be an interruption in call
processing. The entire site will be down during the replacement of this
component unless an HSO or MSO is in support.
The maximum loss of the RF cable CANNOT exceed
15 dB (assuming 25 dB antenna gain).
IMPORTANT
*
Required Items
Documents
None
Tools
Star screw driver.
Replacement Items
One RF–GPS Module (SGRG4030)
Prerequisite
Coordinate this repair task with the OMC–R operator.
IMPORTANT
*
Contact the OMC–R operator before performing the replacement
procedure. Tell the operator that the RF–GPS module will be replaced
and that alarms can be expected.
Upon completion of the replacement procedure, have the OMC–R
operator verify that old alarms are cleared and that no new ones are
reported.
Replacement Procedure
If desired, record the BTS and RF–GPS serial number of the failed unit
in Table 9-56 at the end of this chapter.
Remove RF–GPS
Follow the procedure in Table 9-7 to remove the RF–GPS.
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