Canon imageRUNNER ADVANCE 4551i Service Manual page 644

Address
5
4
3
2
1
0
P037 15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
P038 15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
P039 15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
bit
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Paper Level Sensor
Deck Paper Sensor
Deck Lifter Upper Limit Sensor 1
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Deck Pickup Sensor
Deck Pull-out Sensor
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Deck Connection Switch
Compartment Open/Close Sensor
Compartment Open Switch PCB
Compartment Open/Close Detection Switch
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Deck Lifter Upper Limit Sensor 2
Name
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PS6
PS11
PS4
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PS1
PS2
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SW2
PS8
PCB1
SW1
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PS3
631
8. Service Mode
Circuit code Remarks
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H: Paper
H: Paper
H: ON
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H: Paper
H: Paper
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L: Disengage
L: OPEN
H: OPEN
L: ON
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H: ON