LG CRD-8483B Service Manual page 8

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E. Disc doesn't rotate.
Does the signal appear at
F + (TP10) during focus
search?
YES
Do the signal appear at
TP15 (FEO)?
(Refer to Fig. E-2.)
YES
Does the signal appear at
the DMS0 (TP25)?
(Refer to Fig. E-3.)
YES
Do the signals appear at
IC201 pin
(W),
(V),
13
12
and
(U)?
14
YES
Check the pattern from
IC201 pin
12
,
,
13
14
PN201
,
,
.
13 12
11
OK
Check Spindle Motor FFC
and then replace the
Spindle Motor.
Does the signal appear at
NO
FEO (TP15) when the
IC501 pin
166
(Refer to Fig. E-1.)
Replace IC501.
NO
Replace IC501.
NO
Replace IC501.
NO
Replace IC201.
to
NO
opened?
YES
Replace Pick-Up.
27

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