Ricoh A-C4 - Page 232

20 June 2005 ELECTRICAL COMPONENT DEFECTS
4-31
Trouble-
shooting
Component (Symbol) CN Condition Symptom
Open
The Paper End indicator lights even if
paper is placed in the upper paper
tray.
Upper Paper End (S13)
220-8
(IOB)
Shorted
The Paper End indicator does not light
even if there is no paper in the upper
paper tray.
Open
The Paper End indicator lights even if
paper is placed in the lower paper tray.
Lower Paper End (S14)
214-8
(IOB)
Shorted
The Paper End indicator does not light
even if there is no paper in the lower
paper tray.
Open
The Paper Jam indicator will light
whenever a copy is made.
Upper Relay (S15)
220-5
(IOB)
Shorted
The Paper Jam indicator lights even if
there is no paper.
Open
The Paper Jam indicator will light
whenever a copy is made.
Lower Relay (S16)
214-5
(IOB)
Shorted
The Paper Jam indicator lights even if
there is no paper.
Open No symptom
Transfer Belt Position
(S19)
202-A10
(IOB)
Shorted SC403 is displayed