User's Manual Part 3

CCP Backplane Troubleshooting – continued

DRAFT

SC4812ET BTS Optimization/ATP — CDMA LMF

Apr 2001

6-18

No DC Voltage (+5, +6.5, or +15 Volts) to a Specific GLI2,

BBX2, or Switchboard

Table 6-23: No DC Input Voltage to any C–CCP Shelf Module

Step Action

1 Verify steps outlined in Table 6-22 have been performed.

2 Inspect the defective board/module (both board and

backplane) connector for damage.

3 Replace suspect board/module with known good

board/module.

TX and RX Signal Routing

Problems

Table 6-24: No DC Input Voltage to any C–CCP Shelf Module

Step Action

1 Inspect all Harting Cable connectors and back–plane

connectors for damage in all the affected board slots.

2 Perform steps outlined in the RF path troubleshooting

flowchart in this manual.