Input Check - Ricoh B286 Service Manual

5.4 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 1 0 0 0 0 1 0
Bit 7 6 5 4 3 2 1 0
1 Roll Tray
bit-7 Not used
bit-6 Not used
bit-5 Not used
bit-4 Cassette Set Sensor
bit-3 Cutter HP switch – Left
bit-2 Cutter HP switch – Right
bit-1 Not used
bit-0 Upper Unit
st nd
2 1 & 2 Roll
bit-7 Not used
bit-6 Roll End Sensor 2
bit-5 Not used
bit-4 Roll End Sensor 4 (EXP)
bit-3 Not used
SM
Input
0: Close
0: At HP
0: At HP
0: Close
Input
0: Paper present
0: No paper
5-13
Input Check
Status
1: Open
1: Not at HP.
1: Not at HP
1: Open
Status
1: Paper out
1: Paper present
B286/B289