Canon NP6621 Service Manual page 67

4. Outputs from the DC Controller PCB (4/5)
Change solenoid
Multifeeder holding
plate solenoid
Blanking shutter
solenoid
Primary charging roller
cleaning solenoid
Transfer charging roller
releasing solenoid
Oil application solenoid
Paper deflecting
plate solenoid
COPYRIGHT © 1998 CANON INC.
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J324B- 7
SL1
J312B- 7
SL2
J315A- 8
SL3
J324A- 8
SL4
J316- 2
SL5
J324B- 3
SL6
J320- 5
SL 8
Figure 3-111
CANON NP6621 REV.0 FEB. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
DC controller PCB
+24V
When '1', the solenoid turns OFF.
(blanking shutter width control)
- 8
CHSLD* When '0', the solenoid turns ON.
(lens mount moved)
+24V
- 8 When '0', the solenoid turns ON.
MFSLD*
(holding plate released)
+24V
- 7
When '0', the solenoid turns ON.
BSSLD*
(blanking shutter opened)
+24V
- 7
When '0', the solenoid turns ON.
PCLSLD*
(cleaning pad locked)
+24V
- 1
When '0', the solenoid turns ON.
TRSLD*
(transfer roller lowered)
24V
- 4
When '0', the oil application
SL6D*
solenoid (SL6) turns ON.
(sensor drive)
24V 24V
- 4 When '0', the paper deflecting plate
SL8D*
solenoid (SL8) turns ON.
(duplexing unit inlet opened)
OPERATIONS AND TIMING
3–11