Ricoh A172 - Page 44

Symbol Name Function Index No.
S14
Bk - Toner End Detects the toner end condition of Bk toner.
94
S15
C - Toner End Detects the toner end condition of C toner.
93
S16
M - Toner End Detects the toner end condition of M toner.
92
S17
Y - Toner End Detects the toner end condition of Y toner.
90
S18
Transfer roller
position
Detects whether the transfer roller is in
contact with the transfer belt or not.
72
S19
By-pass paper end Detects whether there is paper on the
by-pass feed table or not.
71
S20
By-pass length Detects whether paper on the by-pass feed
table is longer than A4 (Letter) sideways or
not.
69
S21
Toner overflow Detects whether the toner collection bottle is
full or not.
86
S22
1st lift Detects the height of the paper stack in the
1st paper tray to stop the 1st tray lift motor.
76
S23
2nd lift Detects the height of the paper stack in the
2nd paper tray to stop the 2nd tray lift motor.
77
S24
3rd lift Detects the height of the paper stack in the
3rd paper tray to stop the 3rd tray lift motor.
80
S25
1st paper end Detects whether there is paper in the 1st
paper tray or not.
89
S26
2nd paper end Detects whether there is paper in the 2nd
paper tray or not.
87
S27
3rd paper end Detects whether there is paper in the 3rd
paper tray or not.
84
S28
1st paper feed Controls the 1st paper feed clutch off/on
timing and the 1st pick-up solenoid off timing.
82
S29
2nd paper feed Controls the 2nd paper feed clutch off/on
timing and the 2nd pick-up solenoid off
timing.
85
S30
3rd paper feed Controls the 3rd paper feed clutch off/on
timing and the 3rd pick-up solenoid off timing.
83
S31
Original length - 1 Detects original length.
65
S32
Original length - 2 Detects original length.
63
S33
Original width Detects original width.
106
S34
Scanner unit lift Detects whether the scanner unit is lifted or
not.
64
S35
Platen cover position Informs the CPU whether the platen cover is
up or down (related to APS/ARE function).
62
S36
Scanner HP Informs the CPU whether the 1st and 2nd
scanners are at the home position or not.
107
Switches
SW1/2/3/4
Front door safety Cuts the ac power line through RA1 and
detects whether the front door is open or not.
102/103/
104/105
Overall Machine
Information
SM 1-17 A172/A199