Daewoo DPC-7600 Service Manual - page 26
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working, replace the loader.
9 DVD ROM
A. Check the loader to see if it can’t read. If so, replace the loader.
z T12
、
Disc drive no action or locked
9 Main Board
A. Remove the cover. Check to see if mis-assembly causes it.
B. Check the resistors or capacitors of J1, J2,U8,U1 on the main board, or those
adjacent to IC to see if there is any hollow soldering or cold soldering.
C. If the above actions are not working, replace the loader. If it is still not working,
replace the main board.
z T13
、
Disc drive scratches disc
9 Main Board
A. Check the resistors or capacitors of J2, J1, U1 or U8 on the main board, or those
adjacent to IC to see if there is any hollow soldering, cold soldering, wrong part,
or misplaced soldering.
B. If the above actions are not working, replace the loader. If it is still not working,
replace the main board.
9 DVD ROM
A. Check the loader to see if it is the cause of disc scratching. If so, replace the
loader.
z T14
、
Not every disc can be played
9 Main Board
A. Check the resistors or capacitors of J2, J1, U1 or U8 on the main board, or those
adjacent to IC to see if there is any hollow soldering, cold soldering, wrong part,
or misplaced soldering.
B. If the above actions are not working, replace the loader. If it is still not working,
replace the main board.
z T15
、
Head does not work
9 Main Board
A. Remove the top cover, check the 24-pin flat cable in the system to see if they
are correctly plugged to the fixed positions, or re-plug them.
B. Check the resistors or capacitors of J2, J1, U1 or U8 on the main board, or those
adjacent to IC to see if there is any hollow soldering, cold soldering, wrong part,
or misplaced soldering.
C. If the above actions are not working, replace the loader. If it is still not working,
replace the main board.
z T16
、
Spindle does not work.
9 Main Board
A. Remove the top cover, check the 6-pin flat cable in the system to see if they are