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Troubleshooting
start
1
POWER
lamp
on
the
operation panel does not
light
when
power
switch
is
turned
on.
Check
POWER
lamp
on
OP
panel
after
turning
on
power
switch.
Note
1)
Is
POWER
lamp
on?
NO
YES
Check
power
circuit
board
voltage.
Measure connectors
of
SCu
and
MCU-1
circuit
boards (remove connectors
form
circuit
boards).
YES
Joes
carriage
work?
To home
position,
NO
Are
voltages
normal?
YES
72
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