Panasonic PT-RS30K Service Manual page 59

SECTION 1 SERVICE INFORMATION
5. 4. Troubleshooting
* The letters in the left of inspection items indicate the P.C. Boards related to their respective descriptions.
■ Power does not turn ON. ([STANDBY/ON] LED does not light in red)
Check the connection of each connector
PB3~G3, PB4~DG3/A1, R1~G9
G Check the voltage [3.3V] at pin-1 of connector [G3].
G Check and replace the [G] P.C.Board
■ Power does not turn ON. ([STANDBY/ON] LED blinks 3 times)
Check the connection of each connector
PB5~G2, PB4~A1/DG3, A2~DG
Check the voltage [3.3V] at pin 1 of connector [A1].
A
Check the voltage [5V] at pin 3 of connector [A1].
A Check and replace [A] P.C. Board.
OK
OK
OK
OK
NG
Connect the cables firmly
NG
PB Replace the [PB] P.C.Board
NG
Connect the cables firmly
NG
PB Check and replace [PB] P.C. Board.
INF-49
<RZ31K/RS30K>