Ricoh A220 Service Manual page 272

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15 July 1996
Input
Sensor/Switch/|Signal
No
1
Registration Sensor
2
Fusing Exit Sensor
3
Exit Sensor
4
Vertical Transport Sensor
5
1st Tray Set Switch (A175 only)
6
By-pass Paper End Sensor
7
2nd Paper End
8
3rd Paper End
9
Built-in LCT Tray Down Key
10
2nd Paper Near End Sensor
11
3rd Paper Near End Sensor
12
Built-in LCT Paper Set
13
2nd Paper Size Switch (All SW)
14
2nd Tray Set Detection
15
3rd Tray Set Switch (4-tray version only)
Built-in LCT Set Detection/4th Tray Set
16
Switch
17
1st Paper Feed Sensor
18
2nd Paper Feed Sensor
19
3rd Paper Feed Sensor
20
4th Paper Feed Sensor
21
2nd Lift Sensor
22
3rd Lift Sensor
Built-in LCT Tray Down Sensor/4th Lift
23
Sensor
24
Fusing Set Detection.
25
Drum Unit Set Detection
26
Right Tandem Paper End Sensor
27
Left Tandem Paper End Sensor
28
Right Tandem Tray Set Detection
29
Left Tandem Tray Set Detection
Rear Fence Return Sensor
30
31
Rear Fence HP Sensor
32
Base Plate Down Sensor (Tandem)
33
1st Paper Near End Sensor (Tandem)
34
1st Lift Sensor (Tandem)
35
Side Fence HP Sensor
36
3.5 k LCT Paper End Sensor
37
3.5 k LCT Set Detection
38
3.5 k LCT Lift Sensor
39
3.5 k LCT Tray Down Key
SERVICE PROGRAM MODE
0
Paper not detected
Paper not detected
Paper not detected
Paper not detected
Not set
Paper detected
Paper detected
Paper detected
Pressed
Not near end
Not near end
Paper not detected
Set
Not set
Not set
Not set
Paper not detected
Paper not detected
Paper not detected
Paper not detected
Not lifted
Not lifted
Tray down
Not set
Not set
Paper detected
Paper detected
Not set
Not set
Not at return
position
Not at HP
Not down
Not at near end
Not lifted
At HP
Paper detected
Not set
Not lifted
Not pressed
4-41
Status
1
Paper detected
Paper detected
Paper detected
Paper detected
Set
Paper not detected
Paper not detected
Paper not detected
Not pressed
Near end
Near end
Paper detected
Not set
Set
Set
Set
Paper detected
Paper detected
Paper detected
Paper detected
Lifted
Lifted
Tray not down
Set
Set
Paper not detected
Paper not detected
Set
Set
At return position
At HP
Down
Near end
Lifted
Not at HP
Paper not detected
Set
Lifted
Pressed

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