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Spindle Motor Rotation is
failed.
Check the spindle drive
signal.
(IC401 BA6664 Pin 22)
V
1.35V
100ms
Does the above
signal output after the
tray close?
YES
Check the MDP signal.
(IC701 CXD3030 Pin 12)
Does the above
signal output after the
tray close?
NO
Check the cold soldering
for the IC701(CXD3030).
YES
Check the X-tal oscillating
(33.8688MHz) at the IC701
(CXD3030) Pin 138 and 139.
Check the IC701
(CXD3030) Pin 97, 98 and
99 (µ-com I/F line).
Check the cold soldering
for the IC201(H8/3062)
µ-com.
T
NO
YES
Check the cold soldering
for the IC401 (BA6664).
Check the cold soldering for
the IC401(BA6664).
Is the disc rotation OK?
NO
Replace the IC401(BA6664).
Check the cold soldering for
the IC402(TC4W53).
53
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