Panasonic PT-DZ13KU Service Manual page 38

6. 3. Troubleshooting
* The letters in the left of inspection items indicate the P.C. Boards related to their respective descriptions.
* Inspection should be done with the rear cover attached. (R31 connector = inter lock detection)
■ Power does not turn ON. (Power indicator does not light in red.)
Confirm the connection of each connector.
K2～PF1 P23～G18 P21～G10 P12～Bimetal
G Check the voltage of G10 connector 1pin is 3.3V.
G Check and replace the G-P.C.Board.
■ Power does not turn ON. (Power indicator blink 3 times)
Confirm the connection of each connector
P21～G10 G1～A1 DMD block～WF flexible cable
G Check the voltage of G10 connector 2pin is 3.3V.
G
Check the +3.3VSTB line of G-P.C.Board and
・
A-P.C.Board.
A
■ Power does not turn ON. (Power indicator blink 1 times)
Check the connector R31 of rear cover.
G
・
Check "CASE OPEN" signal line.
A
Connect the cables properly.
F9002 confirm
P
Replace the P-P.C.Board
Connect the cables properly.
P Check and replace the P-P.C.Board
Connect the connectors or install the rear cover properly.
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