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The quality of this manual is good. It has all schematics and setup information for both the MDS-B3 and the MDS-B4. The scan quality is quite good, all pages are readable, This service manual also contains scans of the operating instructions from the User manual.
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Quick site processing. A complete and very useful manual with all details. Thank you!
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Das Service Manual war von der ersten bis zur letzten Seite sehr informativ und hilfreich. Die Darstellung aller Teile war klar und der Text gut lesbar.
Vielen Dank, das war nicht der letzte Download bei ownner-manuals.com.
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It's a grate service manuals.Have many details and the writing it's so clear.You have all you want in manual,nothing missing,belive me.I'm verry satisfied of this manual.
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Great scanned service manual
Usefull informations.
I will buy again!
Best Regards
picture and No sound Back lamp failure to light up
Remove F7701 and Check Q6700Do fuse F6700Is there any short No
F6704 function? circuit in INV +B Replace F7701. function? Is there shortperipheral parts for line? circuit? short circuiting. Yes Check the OFL1 Are T7701 secondary Is there any shortAre the pins (40)
No Yes
Do fuse F7701 check the load side. Q6716 and their
Yes
Yes output at C7720, No OFL2 line, C7721, C7722, C7723 IC1201 and their and C7725 voltage peripheral parts.
circuit in T7701 and (138) of IC1201
primary side in the "H" state? periphery? normal? Yes Are outputs of Check the OFL line,
Is Q7702 base No voltage at "L" state?
Yes No Q3600, Is T7701 primary Q3600 and Q3601
No
all output Check IC7702,
switching waveform at Yes in the "L" state? their peripheral voltage line for IC7704 and their pin (1) of IC7701 parts. short circuit. peripheral parts. normal? Yes
No No Is the pins (4) and Check Q6700(7) of T6700-T6704 Q6716 and their Check IC7701 and Yes
Replace the back Is the pin (10) of No light lamp with new T6700-T6704 one and check normal? again.
its peripheral parts. normal? peripheral parts.
TROUBLE SHOOTING TABLE
21
Yes
Check the error amp circuit D6702D6711, Q6706, Q6713, Q6717 and their peripheral parts.
LC-20SH1E
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