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 ;
Excellent printing quality.
A complete and very usefull service manual with all details.
GREAT SERVICE AT VERY LOW PRICE!
A++
;
Complete service manual in excellent quality. I am very satisfied!
;
Complete service manual in excellent quality. I am very satisfied!
;
Excellent printing quality.
A complete and very usefull service manual with all details.
GREAT SERVICE AT VERY LOW PRICE!
A++
;
Excellent printing quality.
A complete and very usefull service manual with all details.
GREAT SERVICE AT VERY LOW PRICE!
A++
FLOW CHART NO.17 The key operation is not functioning. Are the contact point and the installation state of the key switches normal? Yes Is the control voltage normally inputted into Pin(1, 2) of IC009? Yes Replace IC009 or DVD MECHANISM & DVD/HDD MAIN BOARD ASSEMBLY. No Re-install some key switches correctly or replace some key switches. Check the key switches and their periphery, and service it if defective.
Terminal voltage of IC009-1,2 3.300 2.479 2.464 1.746 1.730 1.115 1.100 0.484 0.469 0.161 0.146 (V) KEY-1 IC009-1 ----REC STOP PLAY ----KEY-2 IC009-2 ----DVD HDD CH UP CH DOWN
No
OPEN POWER /CLOSE
FLOW CHART NO.18 No operation is possible from the remote control unit. (Operation is possible from the unit.) Is 5V voltage supplied to the Pin(3) terminal of the RS1501 (remote control receiver)? Yes Is the "L" pulse sent out from Pin(1) terminal of the RS1501 (remote control receiver) when the remote control unit is activated? Yes Is the "L" pulse signal supplied to the Pin(27) of IC009? Yes Replace IC009 or DVD MECHANISM & DVD/HDD MAIN BOARD ASSEMBLY. No Check AL+5V (1) line and service it if defective.
No
Replace the RS1501 (remote control receiver). Or replace remote control unit.
No
Check the line between the RS1501 (remote control receiver) and the Pin(27) of IC009, and service it if defective.
FLOW CHART NO.19 The disc tray cannot be opened and closed. (It can be done using the remote control unit.) Is the normal control voltage inputted to Pin(2) of IC009? Refer to "FLOW CHART NO.17" <The key operation is not functioning.> Yes Replace IC009 or DVD MECHANISM & DVD/HDD MAIN BOARD ASSEMBLY. No Replace the "OPEN/CLOSE" button (SW1643).
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E2J70TR
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