User Manual

ADCP-75-116 Issue A August 2001 Section 5: Maintenance
Page 5-2
©
2001,
ADC
Telecommunications,
Inc.
3 FAULT ISOLATION AND TROUBLESHOOTING
Troubleshooting
guide
4 TEST PROCEDURES
Procedures
for
common
tests
4.1 Remote Unit Back-up Battery Voltage Test
4.2 Optical Loopback Test
4.3 Optical Power Test
5 MAINTENANCE PROCEDURES
5.1 Remote Unit Cabinet Filter Replacement Procedure
5.2 Host Unit Fan Replacement Procedure
5.3 Spectrum Transport Module Fan Replacement Procedure
5.4 Linear Power Amplifier Fan Replacement Procedure