4.1
Main
Drive
Motor
RAP
Initial
Actions
This
RAP
is
used if the main drive motor does
not turn or turns when the power
is
switched
on.
If the main drive motor turns when power
is
switched on, go to
FLAG
1
and check the
wiring for a short circuit to frame.
Switch off the copier. Remove the rear cover
and observe the MTR
LED
on the low voltage
power supply. Switch on the power.
The MTR
LED
is
lit
after
the display
alternates between
L
ehd
3.
YN
Switch off and unplug the copier. Go to
FLAG
1
and check for an open circuit
between the Control
PWB
and the
LVPS
PWB.
I
If
there
is
no open circuit, replace the
Control
PWB.
Set
the meter to measure
ACH.
There
is
ACH
between
P3-1
and
P3-3
of
the
LVPS
PWB.
Y
N
Switch off and unplug the copier. Go to
FLAG
2
and check for an open circuit
between
P4-3
and
P4-4
of the
LVPS PWB.
If
there
Is
on
open circuit, reploce the
transformer.
If there
is
no open circuit, replace the
LVPS.
Switch off and unplug
the
copier. Go to
FLAG
3
and check for an open circuit
between the main drive motor and the
LVPS
PWB.
If there
is
no open circuit, replace the main
drive motor.
f
CONTROL
PWO
POWER
SUPPLY
6193
25101251 5 2-69
4.1
Main
Drive
Motor
RAP