Ricoh D146 Service Manual page 1543

Input Check Table
Tray 2: Paper Height Sensor
017
Detects remaining paper amount of 2nd paper feed tray.
(When full is 100%,
11: 71 to 100%, 01: 31 to 70%, 00: 11 to 30%, 10: 1 to 10%)
*Check SP5-803-019 for paper end.
Tray 2: Paper End Sensor
018
Detects the hight of paper loaded in 2nd paper feed tray.
(0: less then limit, 1: high then limit)
Tray 2: Paper End Detection
019
Detects paper running out of 2nd paper feed tray.
(0: No paper, 1: paper remaining)
Tray 2: Set Sensor
020
Detects that 2nd paper feed tray is set to main unit.
(0: set, 1:not set)
Tray 2: Size Sensor
021
Value changes depending on paper size (fence position) set to 2nd paper feed
tray.
By-pass: Paper End Sensor
022
Detects paper is running out on bypass tray.
(0: No paper, 1: paper remaining)
D146/D147/D148/D149/D150
[0 to 3 / 0 / 1/step]
When full is 100%,
11: 71 to 100%
ENG
01: 31 to 70%
00: 11 to 30%
10: 1 to 10%
[0 or 1 / 0 / 1/step]
ENG 0: less then limit
1: high then limit
[0 or 1 / 0 / 1/step]
ENG 0: No paper
1: paper remaining
[0 or 1 / 0 / 1/step]
ENG 0: set
1: not set
ENG [0 to 15 / 0 / 1/step]
[0 or 1 / 0 / 1/step]
ENG 0: No paper
1: paper remaining
3-4 System Maintenance Section