User's Manual Part 2

CSA System Time – GPS & HSO/MSO Verification – continued

MAY 2004 1X SC480 BTS Hardware Installation, Optimization/ATP, and FRU 6-45

PRELIMINARY

CSA Frequency Verification

The objective of this procedure is the initial verification of the Clock

Synchronization Alarms (CSA) Module before performing the RF path

verification tests.

Test Equipment Setup

(GPS & HSO/MSO Verification)

Follow the steps outlined in Table 6-19 to set up test equipment.

Table 6-19: Test Equipment Setup (GPS & HSO/MSO Verification)

Step Action

1 Perform one of the following as required by installed equipment:

1a – Verify a CSA card is installed in the CSA slot, and that the card is INS_ACT (bright green).

2 Connect a serial cable from the LMF COM 1 port (via null modem card) to the MMI port on the CSA

(see Figure 6-11).

3 Start an MMI communication session with the CSA by using the Windows desktop shortcut icon (see

Table 6-11) .

4 When the terminal screen appears press the Enter key until the CSA> prompt appears.

CAUTION

If the RF GPS module is uesd to take care to ensure that the GPS

antenna is properly connected to the GPS antenna connector

within the power entry compartment only. Damage to the GPS

antenna and/or GPS receiver can result if the GPS antenna is

inadvertently connected to any other RF connector.