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4.4 OPERATION TEST PROCEDURE
Five screws
Photp 4.1
Photo 4.2
(1) Prepare the test equipment.
(4) Set the module of requested repair to a stand.
(5)
Connect between the CN1/CN2 on the logic board and the CN5/CN7
on the interface board (I/F-jig) by particular cable. (photo4.3)
(6) Turn on the AC power to the interface board (I/F-jig).
(8)
Turn on the PDP go switch on the interface board (I/F-jig). (Then, the main
power of the module is turned on.)
Check Fault Symptom
(7) Select the signal used when a problem occurs, or full white pattern.
(3) Connect the cable connector from PSU board to CN9 on logic board
and CN21 on XSUS board. (photo4.2)
(2) Set the PSU board (PS-jig) by five M3X8 screw on the module of
requestedfor repair. (photo4.1)
CN9
CN21
LOGIC
X-SUS
