User's Manual

Table Of Contents
CSM System Time/GPS and LFR/HSO Verification68P09255A61-4
Aug 2002
1X SC 4812T BTS Optimization/ATP Software Release 2.16.1.x
FIELD TRIAL
3-35
GPS Initialization/Verification
Follow the procedure in Table 3-19 to initialize and verify proper GPS
receiver operation.
Prerequisites
Ensure the following prerequisites have been met before proceeding:
The LMF is not logged into the BTS.
The COM1 port is connected to the MMI port of the primary CSM via
a null modem board (see Figure 3-9).
The primary CSM and HSO (if equipped) have been warmed up for at
least 15 minutes.
CAUTION Connect the GPS antenna to the GPS RF connector ONLY.
Damage to the GPS antenna and/or receiver can result if the
GPS antenna is inadvertently connected to any other RF
connector.
3