Harris Maxiva ULX COFDM Series - PA Module AC;DC Converter (PS) Board

10/6/10 888-2629-200 5-13
WARNING: Disconnect primary power prior to servicing.
Section 5 Maintenance and Alignments
Maxiva ULX COFDM Series
5.7 PA Module AC/DC Converter (PS) Board
5.7.1 PS Board Removal and Replacement
Figure 5-6 PA Module AC/DC Converter (PS power supply) Board
NOTE:
PS board fuse is 5A 250V fast blow.
STEP 1 Turn off PA module breaker.
!
WARNING:
MODULE MAY BE HOT. ALLOW THE MODULE TO COOL BEFORE REMOVAL.
STEP 2 Allow the module to cool for 30 seconds.
STEP 3 Unscrew retaining screws and remove PA module.
STEP 4 Remove PA module cover.
STEP 5 Remove four (4) PS hold down screws (Phillips screws).
STEP 6 Remove supply wire from WAGO block.
STEP 7 Remove board from connector and cleanup heat transfer
compound.
Fuse
Connector
PS Board
WAG O
Trim
Pot