User's Manual

Prepare to Leave the Site

68P09255A69-3

Aug 2002

1X SC4812ET Lite BTS Optimization/ATP Software Release 2.16.1.x

PRELIMINARY

5-6

Table 5-6: Remove LMF

Step Action

5 Disconnect the LMF terminal Ethernet port from the BTS frame.

6 Disconnect the LMF terminal serial port, the RS-232-to-GPIB interface box, and the GPIB

cables as required for equipment transport.

Connecting BTS T1/E1 Spans

Before leaving the site, connect any T1 or E1 span connectors removed

previously to allow the LMF to control the BTS. Refer to Table 5-7 and

Figure 3-2.

Table 5-7: Connect T1 or E1 Spans

Step Action

1 Re-connect any disconnected span connectors to the Span I/O A and B boards.

2 If equipped, ensure the CSU is powered on.

3 Verify span status, ensuring the OMC-R/CBSC can communicate with the BTS.

Before Leaving the site

Be sure all requirements listed in Table 5-8 are completed before leaving

the site.

Table 5-8: Check Before Leaving the Site

Step Action

1 When backup batteries are installed, all battery circuit breakers are ON (pushed in).

2 Both heat exchanger circuit breakers on the DC PDA are set to ON (pushed in), and the heat

exchanger blowers are running.

3 The External Blower Assembly (EBA) power cable is connected, and the EBA is running.

4 The MAP power switch is set to ON, and the POWER (green) LED is lighted.

5 The MAP TCP switch is set to ON.

6 The BATT TEST switch on the MAP is set to OFF, and the BATT. TEST (amber) LED is not lighted.

7 No alarm conditions are being reported to the CBSC with all frame doors closed.