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E. Inputs to the DC Controller PCB
1. Inputs to the DC Controller PCB (1/3)
Figure 2-105
COPYRIGHT
©
1997 CANON INC. CANON NP6218 REV. 0 MAY 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
CHAPTER 2 BASIC OPERATION
2-5
5V
PS 1
Registration
sensor
5V
J307
-3
-2
-1
PS 2
LHP
When lens detects home position sensor, '1'.
(when light-blocking plate is at PS2, '1')
Lens home position
sensor
5V
J315
-3
-2
-1
PS 3
BSHP
When blank home position sensor detects
the blank shutter, '1'.
(when light-blocking plate is at PS3, '1')
Blank shutter home
position sensor
5V
J313
-7
-9
-8
CPD*
When paper is present in multifeeder, '0'.
(when light-blocking plate is not at PS4, '0')
PS 4
Cassette paper
sensor
5V
J313
-1
-3
-2
MFPD*
When paper is present in cassette, '0'.
(when light-blocking plate is not at PS5, '0')
PS 5
Multifeeder paper
sensor
5V
J314
-3
-2
-1
RPD
PS 6
J314
-4
-6
-5
FFD When PS9 detects film, '0'.
(when light-blocking plate is at PS9, '1')
PS 7
Fixing film sensor
J304
-13
-12
-11
PS 9
Separation
sensor
DC controller PCB
5V
5V
RDOP*
When right door is opened, '0'.
(when light-blocking plate is not at PS10, '0')
Right door open/
closed sensor
J306
-13
-15
-14
PS 10
5V
DPD* When PS8 does not detect paper, '0'.
(when light-blocking plate is not at PS8, '0')
Delivery sensor
J312
-3
-2
-1
PS 8
5V
J311
-3
-2
-1
SCHP
When scanner is at home position, '1'.
(when light-blocking plate is at PS1, '1')
Scanner home
position sensor
When PS6 detects paper, '1'.
(when light-blocking-plate is at PS6, '1')
SPD*
When PS7 detects paper, '0'.
(when light-blocking plate is not at PS 7, '0')