Ricoh G179 Service Manual page 210

Electrical Component Defects
Component
(Symbol)
Tray Lift 1 (S22)
Paper Feed 2 (S23)
Relay 2 (S24)
Paper End 2 (S25)
Tray Lift 2 (S26)
Registration (S27)
Paper Size 1 (S28)
Paper Size 2 (S29)
Lower Paper Height 1 210-4 (IOB)
G179
CÓPIA NÃO CONTROLADA
CN Condition
light even if
there is no
paper in
paper tray 1.
Open/
216-A13 (IOB)
Shorted
Open/
216-B4 (IOB)
Shorted
Open
216-B7 (IOB)
Shorted
Open
216-B10 (IOB)
Shorted
Open/
216-B13 (IOB)
Shorted
Open
209-2 (IOB)
Shorted
209-4,5,6,8 Open/
(IOB) Shorted
209-9,10,11,13 Open/
(IOB) Shorted
Open/
4-44
CÓPIA NÃO CONTROLADA
Symptom
SC501 is displayed.
No symptom, but this may cause
Jam A (Jam 12) and some pieces
of paper are remaining at the paper
feed unit when tray 2 is opened.
Jam A (Jam 3, 11)
Jam A, B (Jam 1)
The Paper End indicator lights
even if paper is placed in paper
tray 2.
The Paper End indicator does not
light even if there is no paper in
paper tray 2.
SC502 is displayed.
Jam A (Jam 8, 17)
Jam A, B (Jam 1)
Paper size error in tray 1
Paper size error in tray 2
Remaining paper volume in tray 2
SM