3-67
B
Motor Driver MUTE Pin is
High?
Does the SLED move to
inner side when it is at outter
position?
Do not put in disc and tray
close.
Optical Lens has movements
for searching Focus?
C
NO
NO
YES
YES
YES
YES
YES
YES
Check the connection line of
MUTE signal.
NO
Is SLED_S DC Level higher
than 1.65V?
Check the related circuit of
FMSO.
NO
SLED+ and SLED- output
properly?
YES
Check the amp circuit on
motor driver.
Check FOCUS_S connection
On ZR36882 and motor dirv-
er.
NO
NO
Check the cable connection
with MECHA.
Proper FOCUS_S outputs to
motor driver?
Proper FACT+ &
FACT- outputs?
Check the amp circuit on
motor dirver.
NO
Check cable connect on with
pick-up head.
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