Pioneer x-rsm410dvh Service Manual page 33

A
YES
Does the
SLED move to inner side
when it is at outer
position?
YES
Do not put in disc
and tray close
YES
Optical
lens is moving
for searching focus?
YES
B
Motor Driver
NO
DRV_MMUTE pin 3
High
SLED signal is OK?
Check the cable connection
with MECHA
Proper
NO
Focus outputs
to motor driver?
YES
Proper F+ & F- outputs?
YES
Check cable connection
with pick-up head
3-12
NO
YES
NO
YES
NO
NO
Check the motor driver (IC401)
Check the MD
Check the related circuit of
SLED
and Motor driver IC (IC401)
Check Focus connection on
ES8390 and motor driver IC