Ricoh SP5 Series Service Manual page 415

June 30, 1998
7.2.2 SWITCHES
Component
(Symbol)
Main Power CN100-
(SW1)
Front Door CN103-
Safety (SW3,5)
(LDDR)
Front Door CN152-
Safety (SW4) 1,2,3,4,5,
Lower Front CN266-
Door Safety
(SW6)
Toner CN268-
Collection
Bottle (SW7)
Toner Overflow CN268-
(SW8)
Paper Size CN262-
(SW9) 7,8,9,10,
3rd Tray Down CN274-2
(SW10)
By-pass Tray CN211-
(SW11)
CN Condition
Open
1,2,3,4
(PSU) Shorted
Open
1,2
Shorted
Stays On
6
(I/F Stays Off
Board)
Open
1,3
(PFB) Shorted
Open
10
(PFB) Shorted
Open
12
(PFB) Shorted
Open
11,12
(PFB) Shorted
Open
(PFB) Shorted
Open
B8
(IOB) Shorted
ELECTRICAL COMPONENT DEFECTS
Symptom
The machine does not turn on.
The machine does not turn off.
SC322 is displayed.
"Close the Door" is displayed even if the
front cover is closed.
SC440, 441, or 531 is displayed.
"Close the Door" is not displayed even if the
front cover is opened.
SC506 is displayed.
SC 496 is displayed.
No caution is displayed on the operation
panel even if the toner collection bottle is
set incorrectly.
"Full Used Toner Bottle" is displayed even if
the toner collection bottle is not full.
"Full Used Toner Bottle" is not displayed
even if the toner collection bottle is full.
The CPU cannot detect the proper paper
size, and misfeeds may occur when a copy
is made.
The 3rd tray bottom plate stays at its lowest
position.
The 3rd tray bottom plate stays at its
highest position.
"Open the by-pass tray" is displayed even if
the by-pass tray is open.
7-33
-
-
-