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CHAPTER 10 TROUBLESHOOTING
Table 10-13
No. 205 Port H Display
Table 10-14
10-101
COPYRIGHT
©
1997 CANON INC. CANON NP6218 REV. 0 MAY 1997 PRINTED IN JAPAN (IMPRIME AU JAPON)
No.
204
Description
Right door open/closed
sensor (PS10)
Separation sensor (PS7)
Cassette paper sensor
(PS4)
Multifeeder paper sensor
(PS5)
Cassette 2 paper sensor
(PS2cu)
Cassette 3 paper sensor
(PS4cu)
Delivery sensor (PS8)
Cassette right door
open/closed sensor (PS5cu)
Cassette 2 vertical path
sensor (PS1cu)
Remarks
ON: light-blocking plate present (paper
present)
ON: light-blocking plate present (right door
closed)
ON: light-blocking plate present (paper
absent)
ON: light-blocking plate present (paper
absent)
ON: light-blocking plate present (paper
absent)
ON: light-blocking plate present (paper
absent)
ON: light-blocking plate present (paper
present)
ON: light-blocking plate present (right door
closed)
ON: light-blocking plate present (paper
present)
LED
1-a
1-b
1-c
1-d
1-e
1-f
1-g
2-a
2-b
Connector
J314-2
J353-6
J307-2
J315-2
J304-12
J324-2
J302-12
J302-14
Description
Registration sensor
PCB check
Lens home position sensor
(PS2)
Blank shutter home position
sensor (PS3)
Fixing film sensor (PS9)
Heater on detection
(triac short circuit)
Composite power supply ACK
AC pulse
Remarks
ON: paper present
For factory only
ON: at HP
ON: at HP
ON film detected
ON: heater ON detected
ON: acknowledged
ON: H, OFF: L
LED
1-a
1-b
1-c
1-d
1-e
1-f
1-g
2-a
2-b
Signal
RPD
PCBCH*
LHP
BSHP
FFD
HTON*
CP-ACK
AC-MNTR