Input Check - Ricoh Neptune-P1 Service Manual

5. Service Tables

Input Check

You can check the sensors and switches with SP5803. Go into one of the modes in the tables.
In each mode, the display shows an 8-digit number. The digits are given numbers 7 to 0 from left to right.
Each bit shows the on/off condition of a sensor or switch with a 0 or 1. For example:
Display 1
Bit 7
5803
5
1 Roll Tray
2 1st & 2nd Roll
240
1 0 0 0 0 1
6 5 4 3 2 1
Input Check
Displays the signals received from switches and sensors.
Bit Item
7 ---
6 ---
5 ---
4 Cassette Set Sensor
3 Left Cutter HP Switch
2 Right Cutter HP Switch
1 ---
0 RF Set Sensor
Bit Item
7 ---
6 Roll 2 End Sensor
5 ---
4 Roll 2 Entrance Sensor
0
0
(7) 0000 0000 (0) [00]
0
---
---
Closed
No Cutter
No Cutter
---
Closed
0
---
Paper
---
Paper
1
---
---
Open
Cutter Present
Cutter Present
---
Open
1
---
No Paper
---
No Paper