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Ricoh B230 Service Manual

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Page 351

 
SM 4-111 B230/B237 
Trouble 
shooting 
Jam Code 
SP Display Description LCD 
Display 
7504 57  Regist Sensor  Registration sensor does not turn off.  B 
7504 59  Fusing Exit Sensor  Fusing exit sensor does not turn off.  C 
7504 60  Exit Sensor  Paper exit sensor does not turn off.  C 
7504 61  Relay Exit Sensor Tray exit sensor (bridge unit) does not 
turn off. D 
7504 62  Relay Sensor Relay sensor (bridge unit) does not turn 
off. D 
7504 65  Duplex Exit Sensor  Duplex exit sensor does not turn off....

Page 352

 
B230/B237 4-112  SM 
Jam Code 
SP Display Description LCD 
Display 
7504 105 Finisher Tray Lift 
Motor (B408) ƒ  Stack height sensor does not detect 
paper after the lower tray has lifted 
up. 
ƒ  Stack height sensor still detects 
paper after the lower tray has lifted 
down. R1-R2 
7504 106 Finisher Jogger Motor 
(B408) ƒ  Jogger fence HP sensor does not 
turn off after the jogger fence has 
moved from its home position. 
ƒ  Jogger fence HP sensor does not 
turn on after the jogger fence has 
returned...

Page 353

 
SM 4-113 B230/B237 
Trouble 
shooting 
Jam Code 
SP Display Description LCD 
Display 
position. 
7504 130 Finisher Entrance 
(B793) Entrance sensor does not detect paper 
after  R1-R3 
7504 131 Finisher Proof Exit 
(B793) Paper does not reach to the proof tray 
exit sensor or stay at the proof tray exit 
sensor. R1-R3 
7504 132 Finisher Shift Tray Exit 
(B793) Paper does not reach to the shift tray 
exit sensor or stay at the shift tray exit 
sensor. R1-R3 
7504 133 Finisher Staple Exit 
(B793) ƒ...

Page 354

 
B230/B237 4-114  SM 
Jam Code 
SP Display Description LCD 
Display 
opened. 
ƒ  Exit guide plate HP sensor does not 
turn on after the exit guide plate has 
closed. 
7504 138 Finisher Staple 
Moving Motor (B793) ƒ  Staple unit HP sensor does not turn 
off after the staple unit has moved 
from its home position. 
ƒ  Staple unit HP sensor does not turn 
on after the staple unit has returned 
to its home position. R7-R11 
7504 139 Finisher Punch Motor 
(B793) ƒ  Punch HP, punch movement HP or 
paper...

Page 355

 
SM 4-115 B230/B237 
Trouble 
shooting 
Jam Code 
SP Display Description LCD 
Display 
7504 142 Finisher Shift Roller 
Motor (B793) ƒ  Shift motor HP sensor does not turn 
off after the shift roller has moved 
from its home position. 
ƒ  Shift motor HP sensor does not turn 
on after the shift roller has returned 
to its home position. R1-R3 
7504 143 Finisher Folding Plate 
Motor (B793) ƒ  Fold plate HP sensor does not turn 
off after the fold plate has moved 
from its home position. 
ƒ  Fold plate HP...

Page 356

 
B230/B237 4-116  SM 
Jam Code 
SP Display Description LCD 
Display 
7504 147 Finisher Stack 2 
Release Motor (B793) ƒ  Lower clamp roller HP sensor does 
not turn off after the lower clamp 
roller has moved from its home 
position. 
ƒ  Lower clamp roller HP sensor does 
not turn on after the lower clamp 
roller has returned to its home 
position. R7-R11 
7504 148 Finisher Stopper 
Motor (B793) ƒ  Stopper S HP sensor does not turn 
off after the stopper S has moved 
from its home position. 
ƒ  Stopper S...

Page 357

 
SM 4-117 B230/B237 
Trouble 
shooting 
Jam Code 
SP Display Description LCD 
Display 
not turn off after the rear jogger 
fence has moved from its home 
position. 
ƒ  Rear jogger fence HP sensor does 
not turn on after the rear jogger 
fence has returned to its home 
position. 
7504 166 Finisher Pickup Lift 
Motor ƒ  Pick-up roller HP sensor does not 
turn off after the pick-up roller has 
moved from its home position. 
ƒ  Pick-up roller HP sensor does not 
turn on after the pick-up roller has...

Page 358

 
B230/B237 4-118  SM 
Jam Code 
SP Display Description LCD 
Display 
ƒ  Tray upper limit sensor does not 
turn off after the output tray has 
lifted down. 
ƒ  Both tray upper limit and stack 
near-limit sensor turn on when the 
output tray lifts down. 
ƒ Stack near-limit sensor does not 
turn off after the output tray has 
lifted up. 
7504 169 Finisher Belt Lift 
Solenoid Belt lift sensor does not turn on at power 
on initialization. R 
7504 230 Finisher Exit No 
Response The machine does not get paper...

Page 359

 
SM 4-119 B230/B237 
Trouble 
shooting 
4.7 ELECTRICAL COMPONENT DEFECTS 
4.7.1 SENSORS  
 
ƒ  The CN numbers in the following table are the connector numbers on the BICU. 
 
No. Sensor Name/ 
Sensor Board Name ActiveCN ConditionSymptom 
Open Open Cover is 
displayed 
SW01 Right Cover Open 
Switch L CN211/35 
Shorted Right cover open 
cannot be detected. 
S01 ID Sensor  A  CN213 Open/ 
Shorted SC400 
Open  Jam A (Jam8, 17) 
S02 Registration Sensor L  CN212/2 
Shorted Jam A, B (Jam1) 
S03 Drum Gear...

Page 360

 
B230/B237 4-120  SM 
No. Sensor Name/ 
Sensor Board Name ActiveCN ConditionSymptom 
Toner End Sensor - K  toner. 
S11 Image Transfer Belt 
Rotation Sensor H/L CN233/15 Open/ 
Shorted SC443 
Open  Jam A (Jam3, 11) 
S12  Paper Feed Sensor 1  L  CN281/2 
Shorted Jam A, B (Jam1) 
Open Paper end is not 
detected when there is 
no paper in the paper 
tray. 
S13 
S16 Paper End   
Sensor 1, 2 L CN281/5, 
14 
Shorted Paper end is detected 
when there is paper in 
the paper tray. 
S14 
S17 Paper Lift Sensor 1, 2...
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