
PRINTER ENGINE SERVICE MODE
17 January, 2003
5-76
5.4.2 INPUT CHECK TABLE
When entering the Input Check mode, 8 digits display the result for a section. Each
digit corresponds to a different device as shown in the table.
Bit
No. 7 6 5 4 3 2 1 0
Result
0 or 1
0 or 1
0 or 1
0 or 1
0 or 1
0 or 1
0 or 1
0 or 1
Reading
SP5-803
-XXX
Bit Description
0 1
Paper Tray 1
0 Paper End Sensor
Paper end
Paper detected
1 Paper Lift Sensor
Deactivated
Activated
(Actuator not inside
sensor)
2 Paper Height Sensor 1
3 Paper Height Sensor 2
See Table 1.
1
4 Tray Set
Not set
Set
Paper Tray 2
0 Paper End Sensor
Paper end
Paper detected
1 Paper Lift Sensor
Deactivated
Activated
(Actuator not inside
sensor)
2 Paper Height Sensor 1
3 Paper Height Sensor 2
See Table 1.
1: Activated
(Actuator inside sensor)
4 Paper Size Switch 1
5 Paper Size Switch 2
6 Paper Size Switch 3
2
7 Paper Size Switch 4
See Table 2.
1: Pushed
By-pass Table
0 Paper End Sensor
Paper end
Paper detected
1 Paper Size 1
2 Paper Size 2
3 Paper Size 3
3
4 Paper Size 4
See Table 3.
Doors
0 Front Door Switch
Opened
Closed
1 Left
Door
Switch
Opened
Closed
2 Right Door Switch
Opened
Closed
3 Vertical Transport Switch
Opened
Closed
4 Duplex Inverter Unit Switch
Opened
Closed
4
5 Right Door Switch (LCT/PFU)
Opened
Closed
Paper Feed
0 Relay Sensor
Paper not detected
Paper detected
1 Vertical Transport Sensor
Paper not detected
Paper detected
2 Upper Relay Sensor (PFU)
Paper not detected
Paper detected
3 Lower Relay Sensor (PFU)
Paper not detected
Paper detected
4 Registration Sensor
Paper not detected
Paper detected
5 Duplex Inverter Sensor
Paper not detected
Paper detected
5
6 Duplex Feed Sensor
Paper not detected
Paper detected