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CHAPTER 6
M-17 1 No Paper Pick-up from Lower Cassette
!
Step
f'ossiblr cause
~~~_
Video
I
rontroller
I'CH
Pick-up motw ,
2
driver PCB
DC con1 roller
PCR
I'irk-up motor
3
Paper tedcr
4
pick-up roller
rlutrh solenoid
Paper feeder
driver PCB
M-18 1 No Envelope Pick-up from Envelope Feeder
Possible rause step
Envelope
2
3
Pick-up motor
driver PCB
DC controller
PCl?
6 - 38
Check
~~~~~~
~~_~
Place some paper m the lower cassette
and perform a test print by using the
printer driver tester. Is the paper
picked up from the cassette?
paper feeder is replaced7
PLacr paper in thv lower cassette and
perform a test pnnt by using the
printrr driver tester. After the
prescribed time. does the paper feeder
pick-up motor start running?
Plarc paper in the lower cassetlr and
perform a tesl print by using the
printer driver lesler. After the
prrscrib?d lime. does the voltage
between connectors 5853.3 (PSTD)
and 5853-l [24X') on the paper feeder
I
~ drlcrr PCR change from 0 V to about
24 VDCP
Check
Place envelope on the envelope feeder
and perform a test print by using the
printer driver tester. Is the envelope
picked up from the feeder?
Does the problem disappear when the
envelope feeder is replaced?
R'ZSUll
_~~
Y E S
Replace the video controller
PCB.
Replace the pick-up motor
driver PCB. If the problem
persists after replacing the
PCB, replace the DC
controller PCB.
Check by following the step:
in M- 13. "Faulty Paper
Feeder Pick-up Motor".
Replace the paper feeder
pick-up roller clutch
1 _~__
NO
Replace the paper feeder
driver PCB.
I
I
I
Change the envelopes.
YES
/ YES 1 Replace the video controller
PCB.
~
~
Y E S
Check according to M-14.
"Faulty Envelope Feeder
:
Pick-up Motor".
driver PCB. Lf the problem
persists after replacing the
PCB. replace the DC
controller PCB.
Procedure
_ _ _ _ _ _
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