4-1
Spindle motor does not move
Yes
No
No
Yes
Check whether “M5V”
(+5V) voltage is normal.
Correct connection
Check the M5V power supply
Check/ Replace U1
Check/Replace the loader,or the bad part.
Yes
No
Go
Check the FFC connection
between 24PIN and the loader.
1.Whether the current of R25 is Less than
65mA for CD; R26 is Less than 60mA for
DVD),
2.Whether peripheral components between
U1 and xp5 are eroded or badly soldered.
Trouble shooting chart
Motor no move
Free Datasheet http://www.datasheet4u.net/
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