Switches - Ricoh A230 Service Manual

Component
(Symbol)
Lower Paper 236-2
Height (S12) (PFB)
Upper Paper 235-8
End (S13) (PFB)
Lower Paper 236-8
End (S14) (PFB)
Upper Relay 235-5
(S15) (PFB)
Lower Relay 236-5
(S16) (PFB)
Upper Tray 239-1
(S17) (PFB)
Lower Tray 239-3
(S18) (PFB)
Transfer Belt 203-A8
Position (S19) (IOB)

7.2.2 SWITCHES

Component
(Symbol)
Right Lower 232-3
Cover (SW1) (PFB)
Main (SW3) 102-1~4
(PSU)
Front Cover 219-11
Safety (SW4) (IOB)
SM
CN Condition
Open Add Paper is displayed even if there is
paper. If this condition occurred four times,
SC502-02 will be displayed.
Shorted SC502-01 is displayed.
Open The Paper End indicator lights even if paper
is placed in the upper paper tray.
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.
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.
Shorted The Paper Jam indicator lights even if there
is no paper.
Open The Paper Jam indicator will light whenever
a copy is made.
Shorted The Paper Jam indicator lights even if there
is no paper.
Open Add Paper indicated even if there is paper.
Shorted Add Paper indicated when the tray is set.
Open Add Paper indicated even if there is paper.
Shorted Add Paper indicated when the tray is set.
Open No symptom
Shorted SC403 is displayed
CN Condition
Open Doors/Covers Open is displayed even if the
right lower cover is closed.
Shorted The LCD goes blank when the lower cover
is opened.
Open The machine does not turn on.
Shorted The machine does not turn off.
Open Doors/Covers Open is displayed even if the
front cover is closed.
Shorted Doors/Covers Open is not displayed even if
the front cover is opened.
7-25
ELECTRICAL COMPONENT DEFECTS
Symptom
Symptom
A230/A231/A232