Ricoh Mp C3000 Service Manual

 
SM 5-153 B230/B237/D042 
Service 
Tables 
044  Delta Vt Threshold Before 
Near End  *ENGAdjusts the delta Vt (Vt – Vtref) of toner end 
before toner near e
nd 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 suppl y is attempted for each color when the 
TD sensor continues...

 
B230/B237/D042 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:...

 
SM 5-155 B230/B237/D042 
Service 
Tables 
006 Initial: M  *ENG
007 Initial: C *ENG
008 Initial: Y *ENG
 
[Vtref: Display/Set]   
3222 
Displays or adjusts the current  Vtref value for each color.   
001 Current: Bk  *ENG
002 Current: M  *ENG
003 Current: C *ENG
004 Current: Y  *ENG[0 to 5.5 / 
3 / 0.01 V/step] 
005-008  Displays or adjusts the Vtref value for each color at developer initialization. 
DFU
 
005 Initial: Bk  *ENG
006 Initial: M  *ENG
007 Initial: C *ENG
008 Initial: Y *ENG[0 to 5.5 / 
3 /...

 
B230/B237/D042 5-156 SM 
001 Lower: Bk *ENG
002 Lower: M  *ENG
003 Lower: C *ENG
004 Lower: Y  *ENG[0 to 5 / 
2 / 0.01 V/step] 
005 Upper: Bk  *ENG
006 Upper: M  *ENG
007 Upper: C *ENG
008 Upper: Y *ENG[0 to 5 / 
4 / 0.01 V/step] 
009 Initial TC  *ENGAdjusts the initial toner concentration. 
[1 to 15 / 
7 / 0.1 wt%/step] 
010 Upper: TC  *ENGAdjusts the upper limit of the toner 
concentration. 
[1 to 15 / 
10.5 / 0.1 wt%/step] 
011 Lower: TC  *ENGAdjusts the lower limit of the toner 
concentration. 
[1...

 
SM 5-157 B230/B237/D042 
Service 
Tables 
[Vtref Correction: Pixel] DFU  
3224 
Adjusts the coefficient of Vtref corre ction for each coverage and color.   
001 Low Coverage 
Coefficient: Bk  *ENG
002 Low Coverage 
Coefficient: M  *ENG
003 Low Coverage 
Coefficient: C  *ENG
004 Low Coverage 
Coefficient: Y  *ENG[0 to 5 / 
1 / 0.1 /step] 
005  High Coverage 
Coefficient: Bk  *ENG
[0 to 5 /  1 / 0.01 V/step] 
006  High Coverage 
Coefficient: M  *ENG
007 High Coverage 
Coefficient: C  *ENG
008 High...

 
B230/B237/D042 5-158 SM 
014 Upper Limit TC: Display: 
C  *ENG
015 Upper Limit TC: Display: 
Y  *ENG
016 Process Control 
Execution Threshold  *ENG
[0 to 255 /  50 / 1 time/step] 
 
[Toner Supply: Setting]   
3231 
Adjusts the coefficient of the toner supply time for each color.  DFU 
001  Conversion Coefficient: 
Bk  *ENG
[0.5 to 9.99 /  1.48 / 0.01 /step] 
002 Conversion Coefficient: M *ENG
[0.5 to 9.99 / 1.67/ 0.01 /step] 
003 Conversion Coefficient: C *ENG
[0.5 to 9.99 / 1.45 / 0.01 /step] 
004...

 
SM 5-159 B230/B237/D042 
Service 
Tables 
010  Vt Integral Control: M  *ENG
011  Vt Integral Control: C  *ENG
012  Vt Integral Control: Y  *ENG
013 Vt Sum Times: Bk  *ENG
014  Vt Sum Times: M  *ENG
015  Vt Sum Times: C  *ENG
016 Vt Sum Times: Y  *ENG [1 to 255 / 
20 / 1 time/step] 
 
3233   [Pixel Proportion Coefficient 2: Setting] DFU  
001  Correction Coefficient: 1  *ENG
[0 to 2.55 / 1 / 0.01 /step] 
002  Correction Coefficient: 2  *ENG
[0 to 2.55 / 0.5 / 0.01 /step] 
003  Correction Coefficient: 3...

 
B230/B237/D042 5-160 SM 
005  Pixel Proportion 3: Bk  *ENG
006  Pixel Proportion 3: M  *ENG
007  Pixel Proportion 3: C  *ENG
008  Pixel Proportion 3: Y  *ENG[0.7 to 1.3 / 
1 / 0.01 /step] 
009  Vt Integral Value: Bk  *ENG
010  Vt Integral Value: M  *ENG
011  Vt Integral Value: C  *ENG
012  Vt Integral Value: Y  *ENG [-255 to 255 / 
0 / 0.01 /step] 
 
[Toner Supply Consumption: Display] DFU  
3236 
Displays the toner amount of the latest toner supply for each color. 
001 Latest: Bk  *ENG
002 Latest: M...

 
SM 5-161 B230/B237/D042 
Service 
Tables 
003 C  *ENG
004 Y *ENG
 
[Vtref Correction: Setting]   
3239 
Adjusts the parameter for Vtref co rrection at the process control. 
001 (+)Consumption: Bk  *ENG
002 (+)Consumption: M  *ENG
003 (+)Consumption: C  *ENG
004 (+)Consumption: Y  *ENG
005 (-)Consumption: Bk  *ENG
006 (-)Consumption: M  *ENG
007 (-)Consumption: C  *ENG
008 (-)Consumption: Y  *ENG [0 to 1 / 
0.1 / 0.01 V/step] 
009-012  Threshold for development gamma rank. 
009  P Rank 1 Threshold...

 
B230/B237/D042 5-162 SM 
002 Coefficient: M *ENG
003 Coefficient: C *ENG
004 Coefficient: Y *ENGcharge bias referring to the development 
bias at process control. 
[-1000 to 1000 / 
0 / 1 /step] 
DC charge bias = Development bias x (1 + 
0.001 x these vales) + SP3-241-005 to -008 
005 Offset: Bk  *ENG
006 Offset: M *ENG
007 Offset: C *ENG
008 Offset: Y *ENGThese are additional va
lues for calculating 
the charge bias referring to the 
development bias at process control.   
[0 to 255 /  140 / 1 V/step]...