Ricoh B230 Service Manual

							 
SM 5-145 B230/B237 
Service 
Tables 
DFU 
[0 or 1 / 0 / 1/step]   
0: Enable, 1: Disable 
 
[Toner Replenishment Mode] DFU 
3022 
Specifies the toner supply time for each color in the toner supply mode. 
001 Number: Bk  *ENG
[0 to 30 / 8 / 1 sec/step] 
002 Number: M  *ENG
003 Number: C  *ENG
004 Number: Y  *ENG[0 to 30 / 6 / 1 sec/step] 
005-008  Sets the execution flag for the toner supply mode for each color. 
005  Execution Flag: Bk  *ENG
006  Execution Flag: M  *ENG
007  Execution Flag: C  *ENG
008 Execution Flag: Y  *ENG[0 or 1 / 0 / 1/step] 
0: Flag OFF, 1: Flag ON 
This flag is cleared after executing TD 
sensor initialization. 
 
3041 [Process Control Type] 
Voltage Control  *ENG[0 or 1 / 1 / 1/step ] Alphanumeric 
0: FIXED (Use the fixed values for the 
charge DC bias and development DC bias 
set with SP2-005 and SP2-229.) 
1: CONTROL 
001 
Enables or disables potential control. 
LD Power Control  *ENG[0 or 1 / 1 / 1/step] Alphanumeric 
0: FIXED (at the value in SP2221-xxx) 
1: CONTROL (adjusted by process control)
002 
Selects the LD power control mode.  
						

							 
B230/B237 5-146  SM 
Pre-ACC Process Control *ENG[0 to 2 / 2 / 1/step] 
0: Not Executed 
1: Process Control 
2: TC Control (TD Adjustment) 
3: Not used 
004 
Selects the process control mode that is done before ACC.   
 
3043 [TD Adjustment Mode] 
Repeat Number: Power 
ON  *ENG
[0 to 9 / 4 / 1 time/step] 
001 Specifies the maximum number of repeats of the toner density adjustment at 
power on.   
0: Disabled, 1 to 3: Repeat number,   
4: Repeat three times (No consumption mode) 
5: Repeat three times (Toner is supplied only when the toner density is too low, 
and toner is consumed only when the toner density is too dark.)   
6 to 9: Disabled 
Repeat Number: 
Initialization  *ENG
[0 to 9 / 3 / 1 time/step] 
002 Specifies the maximum number of repeats of the toner density adjustment at 
the developer initialization.   
0: Disabled, 1 to 3: Repeat number,   
4: Repeat three times (No consumption mode) 
5: Repeat three times (Toner is supplied only when the toner density is too low, 
and toner is consumed only when the toner density is too dark.)   
6 to 9: Disabled 
Repeat Number: Non-use  *ENG
[0 to 9 / 0 / 1 time/step] 
003 Specifies the maximum number of repeats of the toner density adjustment in 
stand by mode. 
0: Disabled, 1 to 3: Repeat number,   
4: Repeat three times (No consumption mode)  
						

							 
SM 5-147 B230/B237 
Service 
Tables 
5: Repeat three times (Toner is supplied only when the toner density is too low, 
and toner is consumed only when the toner density is too dark.)   
6 to 9: Disabled 
Repeat Number: ACC    *ENG
[0 to 9 / 3 / 1 time/step] 
004 Specifies the maximum number of repeats of the toner density adjustment at 
ACC.  
0: Disabled, 1 to 3: Repeat number,   
4: Repeat three times (No consumption mode) 
5: Repeat three times (Toner is supplied only when the toner density is too low, 
and toner is consumed only when the toner density is too dark.)   
6 to 9: Disabled 
Repeat Number: 
Recovery  *ENG
[0 to 9 / 0 / 1 time/step] 
005 
Not used 
Repeat Number: Job End  *ENG
[0 to 9 / 4 / 1 time/step] 
006 Specifies the maximum number of repeats of the toner density adjustment at 
job end.   
0: Disabled, 1 to 3: Repeat number,   
4: Repeat three times (No consumption mode) 
5: Repeat three times (Toner is supplied only when the toner density is too low, 
and toner is consumed only when the toner density is too dark.)   
6 to 9: Disabled 
Repeat Number: Interrupt  *ENG
[0 to 9 / 0 / 1 time/step] 
007 
Specifies the maximum number of repeats of the toner density adjustment 
during printing. DFU  
Toner Supply Coefficient  *ENG
[0 to 25.5 / 10 / 0.1 sec/step] 
008 
Adjusts the time for the toner supply mode when a toner density is detected to 
be low. 
009  Consumption pattern: Bk  *ENG
[0 to 255 / 5 / 1 time/step]  
						

							 
B230/B237 5-148  SM 
Specifies the belt mark generating time for checking the black toner density 
when toner density is detected to be low at the toner density adjustment. 
Consumption pattern: M    *ENG
[0 to 255 / 5 / 1 time/step] 
010 
Specifies the belt mark generating time for checking the magenta toner density 
when toner density is detected to be low at the toner density adjustment. 
Consumption pattern: C    *ENG
[0 to 255 / 5 / 1 time/step] 
011 
Specifies the belt mark generating time for checking the cyan toner density 
when toner density is detected to be low at the toner density adjustment. 
Consumption pattern: Y    *ENG
[0 to 255 / 5 / 1 time/step] 
012 
Specifies the belt mark generating time for checking the yellow toner density 
when toner density is detected to be low at the toner density adjustment. 
T1 Bias: Bk    *ENG
[0 to 80 / 20 / 1 µA/step] 
013 
Adjusts the image transfer belt bias for Black. 
T1 Bias: M    *ENG
[0 to 80 / 20 / 1 µA/step] 
014 
Adjusts the image transfer belt bias for Magenta. 
T1 Bias: C    *ENG
[0 to 80 / 22 / 1 µA/step] 
015 
Adjusts the image transfer belt bias for Cyan. 
T1 Bias: Y    *ENG
[0 to 80 / 30 / 1 µA/step] 
016 
Adjusts the image transfer belt bias for Yellow. 
Developer Mixing Time  *ENG
[0 to 250 / 10 / 1 sec/step] 
017 
Specifies the developer mixing time at the toner density adjustment.   
Consumption Pattern: 
LD: DUTY: Bk *ENG
[0 to 15 / 15 / 1 /step] 
018 
Adjusts the LD duty for the toner consumption mode at the toner density 
adjustment.  
In toner consumption mode, toner is discharged when the detected  
						

							 
SM 5-149 B230/B237 
Service 
Tables 
development gamma values (SP3611-001) exceed the target values 
(SP3611-005) by more than the specified thresholds (SP3239-009). 
Consumption Pattern: 
LD: DUTY: M *ENG
[0 to 15 / 15 / 1 /step] 
019 Adjusts the LD duty for the toner consumption mode at the toner density 
adjustment.  
In toner consumption mode, toner is discharged when the detected 
development gamma values (SP3611-002) exceed the target values 
(SP3611-006) by more than the specified thresholds (SP3239-009). 
Consumption Pattern: 
LD: DUTY: C *ENG
[0 to 15 / 15 / 1 /step] 
020 Adjusts the LD duty for the toner consumption mode at the toner density 
adjustment.  
In toner consumption mode, toner is discharged when the detected 
development gamma values (SP3611-003) exceed the target values 
(SP3611-007) by more than the specified thresholds (SP3239-009). 
Consumption Pattern: 
LD: DUTY: Y *ENG
[0 to 15 / 15 / 1 /step] 
021 Adjusts the LD duty for the toner consumption mode at the toner density 
adjustment.  
In toner consumption mode, toner is discharged when the detected 
development gamma values (SP3611-004) exceed the target values 
(SP3611-008) by more than the specified thresholds (SP3239-009). 
 
[Toner Supply Type] Toner Supply Type ([Color]) 
3044 
Selects the toner supply method type. 
001 Bk  *ENG
002 M  *ENG
003 C  *ENG[0 to 3 / 2 / 1/step] Alphanumeric 
0: FIXED (with the supply rates stored with 
SP 3401) 
1: PID (Vtref_Fixed)  
						

							 
B230/B237 5-150  SM 
004 Y  *ENG2: PID (Vtref_Control) 
3: Not used 
 
[Toner End Detection Set]  
3045 
Enables/disables the toner alert display on the LCD. 
001 ON/OFF  *ENG[0 or 1 / 0 / 1/step] 
0: Detect, 1: Not Detect 
 
[Toner End/Near End]  
3101 
Displays the amount of each color toner. DFU 
001  Toner Replenishment: Bk  *ENG
[1 to 600 / 450 / 1 g/step] 
002  Toner Replenishment: M  *ENG
003  Toner Replenishment: C  *ENG
004 Toner Replenishment: Y  *ENG[1 to 600 / 360 / 1 g/step] 
005-008  Displays the consumed amount of each color toner. 
005  Toner Consumption: Bk  *ENG
006  Toner Consumption: M  *ENG
007  Toner Consumption: C  *ENG
008 Toner Consumption: Y  *ENG[0 to 3000 / 0 / 0.001 g/step] 
009-012 Displays the remaining amount of each color toner. These are calculated by the 
operating times of the toner supply pumps. 
009  Toner Remaining: Bk  *ENG
010  Toner Remaining: M  *ENG
011  Toner Remaining: C  *ENG
012 Toner Remaining: Y  *ENG[–50000 to 600 / 0 / 0.001 g/step]    
						

							 
SM 5-151 B230/B237 
Service 
Tables 
013-016 Adjusts the threshold of toner near end for each color. The toner near end 
message appears on the LCD when the remaining toner amount reaches this 
threshold. When one of these SPs (SP3-101-009 to 012 or -032 to -035) 
reaches this threshold, toner near end is detected. 
013  Near End Threshold: Bk  *ENG
014  Near End Threshold: M  *ENG
015  Near End Threshold: C  *ENG
016  Near End Threshold: Y  *ENG[0 to 600 / 50 / 1 g/step] 
017-020 
DFU 
017 Cartridge Error 
Threshold: Bk *ENG
018 Cartridge Error 
Threshold: M *ENG
019 Cartridge Error 
Threshold: C *ENG
020 Cartridge Error 
Threshold: Y *ENG[–50000 to 0 / –50000 / 1 g/step] 
Delta Vt Threshold  *ENG
[0 to 5 / 0.5 / 0.01 V/step] 
021 This SP is the threshold for toner end. Delta Vt: Vt-Vtref 
When both this SP and SP3-101-026 occur at same time, toner end is 
determined. 
022-025 Displays the total delta Vt (Vt-Vtref) value for each color. 
These are calculated by pixel counting. 
022  Delta Vt Sum: Bk  *ENG
023  Delta Vt Sum: M  *ENG
024  Delta Vt Sum: C  *ENG
025 Delta Vt Sum: Y  *ENG[0 to 655 / 0 / 0.01 V/step]  
						

							 
B230/B237 5-152  SM 
026  Delta Vt Sum Threshold  *ENG [0 to 255 / 10 / 1 V/step] 
027 Gamma Threshold: 
Coefficient *ENG Not used 
028-031 Displays the consumed toner amount calculated with the pixel count for each 
color. 
028  Pixel: Consumption: Bk  *ENG
029  Pixel: Consumption: M  *ENG
030  Pixel: Consumption: C  *ENG
031 Pixel: Consumption: Y  *ENG[0 to 3000 / 0 / 0.001 g/step] 
032-035  Displays the remaining toner amount for each color, using pixel count. 
032  Pixel: Remaining : Bk  *ENG
033  Pixel: Remaining : M  *ENG
034  Pixel: Remaining : C  *ENG
035  Pixel: Remaining : Y  *ENG[-50000 to 600 / 0 / 0.001 g/step] 
036-039  Adjusts the threshold of toner end for each color. 
036 End Threshold: Bk  *ENG
037 End Threshold: M  *ENG
038 End Threshold: C  *ENG
039  End Threshold: Y  *ENGNot used   
040-043  Displays the pixel M/A for each color. 
040  Pixel M/A: Bk  *ENG
041  Pixel M/A: M  *ENG
042  Pixel M/A: C  *ENG
043 Pixel M/A: Y  *ENG[0 to 1 / 0.4 / 0.001 mg/cm
2/step]  
						

							 
SM 5-153 B230/B237 
Service 
Tables 
044 Delta Vt Threshold Before 
Near End *ENGAdjusts the delta Vt (Vt – Vtref) of toner end 
before toner near end is detected. 
[0 to 5 / 0.5 / 0.01 V/step] 
045 Delta Vt Sum Threshold 
Before Near End *ENGAdjusts the total delta Vt (Vt – Vtref) of 
toner end before toner near end is 
detected. 
[0 to 255 / 10 / 1 V/step] 
 
[Toner End Recovery]  
3102 
Adjusts the number of times toner supply is attempted for each color when the 
TD sensor continues to detect toner end during toner recovery. 
001 Repeat: Bk  *ENG
002 Repeat: M  *ENG
003 Repeat: C  *ENG
004 Repeat: Y  *ENG[1 to 20 / 5 / 1 time/step] 
 
[TE Count m: Display]  
3131 
Display the number of toner end detections for each color. 
001 Bk  *ENG
002 M  *ENG
003 C  *ENG
004 Y  *ENG[0 to 99 / 0 / 1 time/step] 
 
[TD Sensor: Vt Display]  
3201 
Display the current voltage of the TD sensor for each color. 
001 Current: Bk  *ENG
[0 to 5.5 / 0.01 / 0.01 V/step]  
						

							 
B230/B237 5-154  SM 
002 Current: M  *ENG
003 Current: C  *ENG
004 Current: Y  *ENG
 
[Vt Shift: Display/Set]  
3211 
Adjusts the Vt correction value for each line speed. 
001  Thick 1 Shift: Bk  *ENG
002  Thick 1 Shift: M  *ENG
003  Thick 1 Shift: C  *ENG
004 Thick 1 Shift: Y  *ENG[0 to 5 / 0.21 / 0.01 V/step] 
005  Thick 2 & FINE Shift: Bk  *ENG
006  Thick 2 & FINE Shift: M  *ENG
007  Thick 2 & FINE Shift: C  *ENG
008  Thick 2 & FINE Shift: Y  *ENG[0 to 5 / 0.21 / 0.01 V/step] 
 
[Vtcnt: Display/Set]  
3221 
Displays or adjusts the current Vtcnt value for each color. 
001 Current: Bk  *ENG
002 Current: M  *ENG
003 Current: C  *ENG
004 Current: Y  *ENG[2 to 5 / 4 / 0.01 V/step] 
005-008 Displays or adjusts the Vtcnt value for each color at developer initialization. 
DFU 
005 Initial: Bk  *ENG
[2 to 5 / 4 / 0.01 V/step]