Ricoh C211 Service Manual page 494

10. Circuit: SS830
!aln Control P.C.B.
-1-24v
Drum Safety SW
L?
ADF Safety SW
Color Drum
r--l -
I
E
LL
6
-.
CN301-2
7
GND
:N901-1
CN902-1
d= CN902-2
;N901-2
CN902-3
11. Input/Output: SS830
CN104-1
CN104-2(
CN104-7
CN104-32
CN104-5
GND
CN104-14
CN104-9
CN104-37
-12V
24V
3
SOL Ink Supply SOI.
)
J
Signal Name
1/0 Main Control PCB
Description
CN
No.
Level
Ink Supply
o CN 104-32
When the solenoid turns on, CN104-
Solenoid zq "v 32 is OV.
Drum Safety
I CNI 04-7
When the drum safety switch and the
Switch
0"1
24V ADF safety switch turn on, CN104-7
is 24V.
12. Function : SS830
When the drum is pulled out, the drum safety switch is turned off and the Cover Open in-
dicator blinks.
When the color drum unit is set, the Color indicator lights because the optional drum
short circuits pins 5 and 6 which causes CNI 04-14 to go LOW.
2-81
Rev.
8/89