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ELECTRICAL COMPONENT DEFECTS
Component
(Symbol)
Duplex Paper End
(S-13)
Duplex Transport
(S-14)
Exit
(S-15)
Fusing Exit
(S-16)
Paper Guide
(S-17)
Auto Image Density
(S-18)
Original Length-1
(S-19)
Original Length-2
(S-20)
Original Width
(S-21)
By-Pass Paper Size
(S-22)
Toner Density
(S-23)
Registration
(S-24)
Toner End
(S-25)
CN
Condition
Open
112-A9
Shorted
Open
109-A4
Shorted
Open
109-A2
Shorted
Open
109-B7
Shorted
Open
109-B4
Shorted
Open
507-1
Shorted
508-8, 9,
Open
10
Shorted
Open
509-3, 4, 5
Shorted
Open
508-3, 4, 5
Shorted
Open
114-6
Shorted
Open
114-3
Shorted
Open
108-A7
Shorted
Open
108-B14
Shorted
(when the main switch turns on)
"Copies left in the duplex tray...." indicator is
displayed even if there is paper in the duplex
tray.
Only one rear side copy is made regardless
of the quantity of copies.
"Paper Jam T" indicator is displayed even if
there is no paper.
Whenever a duplex copy is made, "Paper
Jam T" occurs.
"Paper Jam E" indicator is displayed even if
there is no paper.
Whenever the copy is fed out, "Paper Jam
D" occurs.
"Paper Jam D" indicator is displayed even if
there is no paper.
Whenever a copy is made, "Paper Jam C
and D" occurs.
Whenever a duplex copy is made, "Paper
Jam T" occurs.
Image density will be abnormal.
The CPU cannot properly detect original
size. APS and AMS do not function correctly.
The CPU cannot properly detect original
size. APS and AMS do not function correctly.
The CPU cannot properly detect original
size. APS and AMS do not function correctly.
The CPU recognizes that the paper width is
319 mm regardless of the side fence position.
The CPU recognizes that the paper width is
100 mm regardless of the side fence position.
Machine quits auto toner supply mode and
enters fixed supply mode.
"Paper Jam C" indicator is displayed even if
there is no paper.
Whenever a copy is made, "Paper Jam C"
occurs.
Toner is added even if there is too much
toner in the toner hopper.
Toner is not supplied even if there is no toner
in the toner hopper.
6-26
15 July 1996
Symptom
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