Ricoh A230, Service Manual, Page: 262 / 1134

SERVICE PROGRAM MODE
4-53
SM A230/A231/A232
Serv
ic
e
Ta
b
le
s
Reading
Class 3 no. Bit no. Description
0 1
3 7 Zero Cross Signal Detected Not detected
(Registration
& others)
6 Transfer Belt Unit H.P
Sensor Not at home
position At home
position
5 Exhaust Fan Lock Signal Not locked Locked
4 Cooling Fan Lock Signal Not locked Locked
3 Main Motor Lock Signal Not locked Locked
2 Toner Overflow Sensor Tank full Tank not full
1 Cover Open Cover closed Cover opened
0 Registration Sensor Paper detected Paper not
detected
4 7 Not used
(By-pass) 6 Paper End Sensor Paper detected Paper not
detected
5 Not used
4 Paper Size Sensor 4 See table 1
3 Paper Size Sensor 3
2 Paper Size Sensor 2
1 Paper Size Sensor 1
0 Unit Set Signal Connected Not
connected
5 7 Not used
(Bridge Unit) 6 Unit Set Signal Connected Not
connected
5 Paper Sensor
(Op. Printer Controller) Paper detected Paper not
detected
4 Relay Sensor Paper not
detected Paper
detected
3 Exit Sensor Paper not
detected Paper
detected
2 Left Cover Switch Switch pressed
(cover closed) Switch not
pressed
1 Right Cover Switch Switch pressed
(cover closed) Switch not
pressed
0 Tray Exit Unit Switch Switch pressed
(cover closed) Switch not
pressed
6 7 Not used
(Unit Set) 6 F gate Signal Active Not active
5 Height Sensor
(Op. Printer Controller) At feed height
position Not at feed
height
position
4 Paper Exit Sensor Paper detected Paper not
detected
3 Fusing Unit Detected Not detected
2 Total Counter Not detected Detected
1 Key Counter Detected Not detected
0 Not used