Ricoh D009, Service Manual

Page: 279 / 1165

Electrical Component Defects
SM 4-53 D009/D011/D012/D013
Tr
ouble
-
shooting
Component
(Symbol)
CN Condition Symptom
Shorted
CPU detects paper even a sheet of
paper does not remain at the fusing
unit.
Open SC350 is displayed after copying.
ID (Image Density)
(S9)
208-11 (IOB)
Shorted SC351 is displayed after copying.
Open
CPU detects the web end even the
web is not used up.
Web End (S10) 208-16 (IOB)
Shorted
CPU cannot detect the web end
even the web is used up.
Open
The add toner indicator blinks even
if there is toner in the development
unit.
TD (Toner Density)
(S11)
213-14 (IOB)
Shorted SC390 is displayed.
Open
CPU cannot detect the toner
overflow even the waste toner in
the transfer belt unit is full.
Toner Overflow (S13) 217-B15 (IOB)
Shorted
CPU detects the toner overflow
even the waste toner in the transfer
belt unit is not full.
Open Jam Z (Jam 26/27)
Duplex Entrance
(S14)
217-A8 (IOB)
Shorted Jam Z (Jam 1)
Open "Open Cover" is displayed
Duplex Cover (S15) 217-A11 (IOB)
Shorted "Open cover" cannot be detected.
Open Jam Z (Jam 25)
Duplex Exit (S16) 217-A14 (IOB)
Shorted Jam Z (Jam 1)