Read Panasonic PT-RZ670 / PT-RW630 (serv.man8) Other Service Manuals online
SECTION 1 SERVICE INFORMATION
< RZ670/RW630 >
6. 3. Troubleshooting
* The letters in the left of inspection items indicate the P.C. Boards related to their respective descriptions.
When checking and replacing the print circuit board, take care in static electricity, use an antistatic wrist strap
or wear the anti-static electricity gloves.
or wear the anti-static electricity gloves.
DG
P
DG
A
* The AC voltage reduction or instantaneous power cut, makes the Light source turned off. Confirm the situation of power supply.
D
[Note]
P Replace the P-P.C.Board
D
LD driver input voltage check
Lighting mode (power LED is green) :
B1 connector 1pin DC380V, 4pin DC18V
P Replace the P-P.C.Board.
Replace each D-P.C.Board.
Check and replace the A-P.C.Board
■ Light source does not turn ON. (Light1 and Light2 indicator blink 3 times)
Confirm the connection of each connector
P4～D1,DG9/DG19～D4, D2～DR1/DR2, DR3/DR4～LD
Connect the cables properly
After power turned on, trimming wheel and a phosphor
wheel are rotating ? (Rotational noise check)
Check the trimming wheel and a phosphor wheel,
and connection
■ Power does not turn ON. (ON/STANDBY indicator does not light in red.)
Confirm the connection of each connector
AC inlet～P2, P6～DG1, DG6～R1
Connect the cables properly
Check the voltage of DG1 connector 1 pin is 3.3V
Replace the P-P.C.Board
Check and replace the DG-P.C.Board
■ Power does not turn ON. (ON/STANDBY indicator blink 3 times)
Confirm the connection of each connector.
P5～DG12, P6～A1/DG1, A2～DG2
Confirm the connection of each connector
A Check the voltage of A1 connector
1 pin : 3.3V, 3 pin : 5V
OK
NG
OK
NG
OK
NG
OK
NG
OK
NG
NG
OK
NG
OK
INF - 30
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