Toner Level Detection Circuit Diagram - Canon NP6621 Service Manual

I. TONER LEVEL DETECTION CIRCUIT DIAGRAM
COPYRIGHT © 1998 CANON INC.
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+24V
R760
+24V
R759
+24V
+24V
R767
R766
2 1
+24V
Q762
3
Q761
2 1
R764
3
D762 D763
3
2 1
R771 VR762 R762
D761
+24V
CANON NP6621 REV.0 FEB. 1998 PRINTED IN JAPAN (IMPRIME AU JAPON)
R769
Q753
R761
C757
C756
Q753
C755
C763
R765
+24V
Q752
Q751
2
3
D752
R751
C751
J753
APPENDIX
R757
C753
R756
R755
2 1
3
1
R754
D753
R752
D751
C750
A–33