Ricoh B230 Service Manual

 
SM 4-121 B230/B237 
Trouble 
shooting 
No. Sensor Name/ 
Sensor Board Name ActiveCN ConditionSymptom 
tray is not detected 
when paper is set. 
Detection Sensor 
Shorted Paper on the by-pass 
tray is detected when 
paper is not set. 
Open  Jam C (Jam 18) 
S24 Fusing Entrance 
Sensor L CN283/B6 
Shorted  Jam C (Jam 1) 
Open  Jam Z (Jam 27) 
S25 Duplex Entrance 
Sensor L CN283/B9 
Shorted  Jam Z (Jam 1) 
Open  Jam Z (Jam 25) 
S26  Duplex Exit Sensor  L  CN283/B12
Shorted  Jam Z (Jam 1) 
S27  TD Sensor -...

 
B230/B237 4-122  SM 
No. Sensor Name/ 
Sensor Board Name ActiveCN ConditionSymptom 
cannot be detected 
when the waste toner 
bottle is nearly full. 
Open Waste toner bottle is 
not detected when the 
waste toner bottle is 
set. 
SW03 Waste Toner Bottle 
Set Switch L CN251/A4 
Shorted Waste toner bottle is 
detected when the 
waste toner bottle is 
set. 
S33 Tray 2 Paper Size 
Switch L CN251/B8, 
B9, B10, 
B12 Open/ 
Shorted Paper size error 
S34 Temperature/ 
Humidity Sensor A CN286/1, 3Open/ 
Shorted...

 
SM 4-123 B230/B237 
Trouble 
shooting 
No. Sensor Name/ 
Sensor Board Name ActiveCN ConditionSymptom 
Open Paper overflow 
message is not 
displayed when the 
paper overflow 
condition still remains.   
S37 Paper Overflow 
Sensor L CN218/15 
Shorted Paper overflow 
message is displayed 
when the paper 
overflow condition does 
not remain. 
S38 Original Width 
Sensor 1 A CN313/2 Open/ 
Shorted Original paper size 
cannot be detected. 
S39 Original Width 
Sensor 2 A CN313/5 
S40 Original Length 
Sensor 1...

 
B230/B237 4-124  SM 
No. Sensor Name/ 
Sensor Board Name ActiveCN ConditionSymptom 
Contact Sensor  Shorted 
4.7.2  BLOWN FUSE CONDITIONS 
Power Supply Unit 
Rating 
Fuse 
115V 220V - 240V
Symptom when turning on the main switch 
FU1 5A/250V 5A/250V 5VE power to the SIO and IOB not supplied. 
FU2 5A/250V  5A/250V No response. (5V power to the BICU and 
controller is not supplied.) 
FU3  5A/250V  5A/250V  5V power to the IOB and finisher is not supplied. 
FU4  10A/125V  10A/125V  24V power to the BICU...

 
 
 
 
 
 
SERVICE TABLES 
  

 
SM 5-1 B230/B237 
Service 
Tables 
5. SERVICE  TABLES 
5.1 SERVICE PROGRAM MODE 
 
ƒ  Make sure that the data-in LED (
) is not on before you go into the SP mode. This 
LED indicates that some data is coming to the machine. When the LED is on, wait 
for the copier to process the data. 
5.1.1 ENTERING AND EXITING SERVICE PROGRAM MODE 
 
ƒ  The Service Program Mode is for use by service representatives only. If this mode 
is used by anyone other than service representatives for any reason, data might 
be...

 
B230/B237 5-2  SM 
 
SP Mode Button Summary 
Here is a short summary of the touch-panel buttons. 
 
 
 Opens all SP groups and sublevels. 
 Closes all open groups and sublevels and restores the initial SP mode display. 
 Opens the copy window (copy mode) so you can make test copies. Press SP Mode 
(highlighted) in the copy window to return to the SP mode screen, 
 Enter the SP code directly with the number keys if you know the SP number. Then 
press . (The required SP Mode number will be highlighted...

 
SM 5-3 B230/B237 
Service 
Tables 
normal operation. 
 Press any Class 1 number to open a list of Class 2 SP modes. 
 Press to scroll the show to the previous or next group. 
 Press to scroll to the previous or next display in segments the size of the screen 
display (page). 
 Press to scroll the show the previous or next line (line by line). 
 Press to move the highlight on the left to the previous or next selection in the list. 
 
Switching Between SP Mode and Copy Mode for Test Printing 
1.  In the...

 
B230/B237 5-4  SM 
 
 
ƒ  Refer to the Service Tables for the range of allowed settings. 
1.  Do this procedure to enter a setting: 
ƒ Press 
  to toggle between plus and minus and use the keypad to enter the 
appropriate number. The number you enter writes over the previous setting. 
ƒ Press 
  to enter the setting. (The value is not registered if you enter a number 
that is out of range.) 
ƒ  Press “Yes” when you are prompted to complete the selection. 
2.  If you need to perform a test print, press...