Canon DADF-N1, Service Manual

Page: 24 / 199

Chapter 2
2-2
2.1.2 Inputs to the ADF Controller PCB
0006-2232
Inputs to the ADF Controller PCB (1/1)
F-2-2
Relay PCB
Length
sensor 1
PI6
J6F
-1
-2
-3
-4
LENG1S if paper is present, '1'
Length
sensor 2
PI7
J307F
-3
-1
-2
J306F
-3
-1
-2
J305F
-3
-1
-2
Last
original
sensor
PI8
J308F
-3
-1
-2
VR1
detects width of original
analog signal
if paper is A4R, '1'.
if paper is LTRR, '0'
if paper is present, '1'.
Original
width
volume
J102F
-13
-15
-14
-4
-6
-5
J102F
+5V
A4R/LTRR
sensor
PI5
J5F
-1
-2
-3
A4R/LTR
-7
-6
-5
J101F
-1
-2
-3
J102F
-7
-9
-8
J102F
-10
-12
-11
J102F
-4
-3
-2
-1
LENG2S
ENDS
VR
if paper is present, '1'.
+5V
+5V
+5V
+5V
+5V
+5V
Registration
paper sensor
PI2
J3F
-1
-3
-2
J302F
-3
-1
-2
REGS if paper is present, '0'.
+5V
Read
sensor
J3F
-4
-6
-5
J303F
-3
-1
-2
+5V
Delivery
reversal
sensor
J3F
-7
-9
-8
J304F
-3
-1
-2
DELIVS if power is present, '1'.
if paper is present, '1'.
PI3
PI4
J13T
-9
-7
-8 -1
-3
-2
-6
-4
-5 -4
-6
-5
-3
-1
-2 -7
-9
-8
READS
+5V
Cover
open/closed
sensor
PI10
J4F
-4
-6
-5
J310F
-3
-1
-2
COVERS if cover is opened, '1'
+5V
Original
payment
sensor
PI9
J4F
-1
-3
-2
J309F
-3
-1
-2
EMPS
if paper is present, '1'
ADF controller PCB