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Ricoh Mp C3000 Service Manual

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SM 5-173 B230/B237/D042 
Service 
Tables 
JE: FC 
025  Correction Coefficient 2: 
JE: FC  *ENG
[0 to 1 /  1 / 0.01/step] 
026  Correction Coefficient 1: 
Interrupt: BW  *ENG
[0 to 1 /  0.1 / 0.01/step] 
027  Correction Coefficient 2: 
Interrupt: BW  *ENG
[0 to 1 /  1 / 0.01/step] 
028  Correction Coefficient 1: 
Interrupt: FC  *ENG
[0 to 1 /  0.25 / 0.01/step] 
029  Correction Coefficient 2: 
Interrupt: FC  *ENG
[0 to 1 /  1 / 0.01/step] 
030  Max. Number Correction 
Threshold  *ENG
[0 to 99 /  2 / 1/step] 
031  Max. Number Correction 
Counter  *ENG
[0 to 255 /  0 / 1/step] 
 
[Image Quality Adj.: Interval]  
3512 
Adjusts the timing for execution of process control and line  position adjustment.
001 During Job *ENG
[0 to 100 /  30 / 1 page/step] 
002 During Stand-by  *ENG
[0 to 100 / 10 / 1 minute/step] 
 
[PCU Motor Stop Time: Bk] 
3513 
Displays the last time t hat the PCU motors stopped. 
These are used for process  control execution timing. 
001 Year  *ENG
[0 to 99 /  0 / 1/step] 
002 Month  *ENG
[1 to 12 /  1 / 1/step] 
003 Date  *ENG
[1 to 31 /  1 / 1/step]
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B230/B237/D042 5-174 SM 
004 Hour *ENG
[0 to 23 /  0 / 1/step] 
005 Minute  *ENG
[0 to 59 /  0 / 1/step] 
 
[Environmental Display: Job End]  
3514 
Displays the environmental conditions for the last job. 
These are used for process  control execution timing. 
001 Temperature  *ENG
[-1280 to 1270 /  0 / 0.1°C/step] 
002 Relative Humidity  *ENG
[0 to 1000 / - / 0.1%RH/step] 
003 Absolute Humidity  *ENG
[0 to 1000 / - / 0.1 g/cm3/step] 
 
[Execution Interval: Display]  
3515  Displays the current interval fo
r process control execution.   
When the machine calculates the timing fo r process control, it uses a number 
of conditions. These are the results  after considering all the conditions. 
001 Job End: Potential 
Control: BW  *ENG [0 to 2000 / –
 / 1 page/step] 
002  Job End: Potential 
Control: FC  *ENG [0 to 2000 / – / 1 page/step] 
003 Interrupt: Potential 
Control: BW  *ENG [0 to 2000 / – / 1 page/step] 
004 Interrupt: Potential 
Control: FC  *ENG [0 to 2000 / – / 1 page/step] 
 
[Refresh Mode] DFU  
3516  While making prints with low coverage, t
he developer is agitated with less toner 
consumption and the toner carrier attracti on tends to increase. This may cause 
low image density or poor transfer (white dots). To prevent this, the coagulated 
toner or overcharged toner has to be  consumed by performing the refresh
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SM 5-175 B230/B237/D042 
Service 
Tables 
mode. 
001  Dev. Motor Rotation: 
Display: Bk  *ENG
002 Dev. Motor Rotation: 
Display: M  *ENG
003 Dev. Motor Rotation: 
Display: C  *ENG
004 Dev. Motor Rotation: 
Display: Y  *ENG[0 to 1000 / 
0 / 1 m/step] 
005 Rotation Threshold  *ENG
[0 to 1000 / 1 / 1 m/step] 
006  Pixel Coverage Sum: Bk  *ENG
007  Pixel Coverage Sum: M  *ENG
008  Pixel Coverage Sum: C  *ENG
009  Pixel Coverage Sum: Y  *ENG [0 to 65535 / 
0 / 1 cm
2/step] 
010 Required Area: Bk  *ENG
011 Required Area: M  *ENG
012 Required Area: C  *ENG
013 Required Area: Y  *ENG [0 to 65535 / 
0 / 1 cm
2/step] 
014 Refresh Threshold: Bk  *ENG
015 Refresh Threshold: M  *ENG
016 Refresh Threshold: C  *ENG
017  Refresh Threshold: Y  *ENG [0 to 255 / 
14 / 1 cm
2/m/step] 
018  Pattern Generation 
Number: Bk  *ENG
019 Pattern Generation  *ENG [0 to 255 / 
0 / 1 time/step]
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B230/B237/D042 5-176 SM 
Number: M 
020 Pattern Generation 
Number: C  *ENG
021 Pattern Generation 
Number: Y  *ENG
022 Pattern Generation 
Number: Upper limit  *ENG
[0 to 255 /  0 / 1 time/step] 
023  Toner Consumption 
Pattern Area  *ENG
[10 to 2550 /  320 / 10 cm2/step] 
024 Supply Coefficient  *ENG
[0 to 2.55 / 1 / 0.01/step] 
025  Job End Area Coefficient  *ENG
[0.1 to 25.5 / 1 / 0.1/step] 
026  Job End Vb Coefficient  *ENG
[0 to 100 / 40 / 1%/step] 
027  Job End Length  *ENG
[0 to 56 / 12 / 1mm/step] 
028  Job End Supply  *ENG [0 to 1 / 0.45 / 0.001 mg/cm2/step] 
 
[Blade damage prevention mode]  
3517  Adjusts the threshold temperature for 
preventing the cleaning blade at the drum 
unit from being damaged. If the temperat ure is above this value, the drum 
reverses briefly at the end  of the job to prevent the blade from flipping over. 
001 Execution Temp. 
Threshold  *ENG
[0 to 50/  40 / 1°C/step] 
 
3518   [Image Quality Adj. Execution Flag] DFU  
001  Toner End Recovery: Bk  *ENG
002  Toner End Recovery: M  *ENG
003  Toner End Recovery: C  *ENG[0 or 1 / 
0 / 1/step]   
0: OFF. 1: ON
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SM 5-177 B230/B237/D042 
Service 
Tables 
004  Toner End Recovery: Y  *ENG
005 Vsg Adj.  *ENG[0 or 1 / 
0 / 1/step] 
0: OFF. 1: ON 
006 Developer Mixing  *ENG [0 or 1 / 
0 / 1/step] 
0: OFF. 1: ON 
007 Process Control  *ENG [0 or 1 / 
0 / 1/step] 
0: OFF. 1: ON 
008 MUSIC  *ENG[0 or 1 / 
0 / 1/step] 
0: OFF. 1: ON 
009  MUSIC (Skew 
Correction)  *ENG
[0 or 1 / 
0 / 1/step] 
0: OFF. 1: ON 
010 Charge AC Control  *ENG [0 or 1 / 
0 / 1/step] 
0: OFF. 1: ON 
011  Blade Damage 
Prevention  *ENG
[0 or 1 / 
0 / 1/step] 
0: OFF. 1: ON 
 
[Toner End Prohibition Setting] 
3519 
Enables or disables each ad justment at toner near end. 
001 Process Control  *ENG
002 MUSIC  *ENG
003 TC Adj.  *ENG[0 or 1 / 
0 / 1/step]   
0: Permit (adjustment is done even toner 
near end condition) 
1: Forbid (adjustment is not done at toner 
near end condition) 
 
[Initial Process Control Setting]  
3522  Adjusts the threshold for the pr
ocess control at power on.   
When the current condition has  changed by more than the values of these SPs 
when compared with the conditions at  the previous operation, the process 
control at power  on is executed.
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B230/B237/D042 5-178 SM 
002 Non-use Time Setting  *ENG
[0 to 1440 / 360 / 1 minute/step]   
003 Temperature Range  *ENG
[0 to 99 / 10 / 1°C/step] 
004  Relative Humidity Range  *ENG
[0 to 99 / 50 / 1 %RH/step] 
005  Absolute Humidity Range *ENG
[0 to 99 / 6 / 1 g/m3/step] 
 
[Non-use Time Process Control Setting]  
3531  Adjusts the threshold for the process control at stand-by.   
When the current condition has
 changed by more than the values of these SPs 
when compared with the conditions at  the previous operation, the process 
control at stand-by is executed. 
001 Non-use Time Setting  *ENG [0 to 1440 / 360 / 1 minute/step]   
002 Temperature Range  *ENG
[0 to 99 / 10 / 1°C/step] 
003  Relative Humidity Range  *ENG
[0 to 99 / 50 / 1 %RH/step] 
004  Absolute Humidity Range *ENG
[0 to 99 / 6 / 1 g/m3/step] 
005  Maximum Execution 
Number  *ENGAdjusts the maximum execution time for the 
process control at stand-by. 
[0 to 99 / 
10 / 1 time/step] 
 
3611   [Development Gamma: Display/Set]  
001 Bk (Current) *ENG
002 M (Current) *ENG
003 C (Current) *ENG
004 Y (Current) *ENGDisplays the current development gamma 
for each color. 
[0 to 5 / - / 0.01 mg/cm
2/kV /step] 
005  Bk (Target Display)  *ENG
006  M (Target Display)  *ENG
Displays the target development gamma for 
each color.   
[0 to 5 / 
0.85 / 0.01 mg/cm2/kV /step]
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SM 5-179 B230/B237/D042 
Service 
Tables 
007  C (Target Display)  *ENG
008  Y (Target Display)  *ENG Displays the target development gamma for 
each color.   
[0 to 5 / 
0.8 / 0.01 mg/cm2/kV /step] 
009  Bk (Standard Target Set)  *ENG Displays the standard target development 
gamma for each color.   
[0 to 5 / 
0.9 / 0.01 mg/cm
2/kV /step] 
010  M (Standard Target Set)  *ENG
011  C (Standard Target Set)  *ENG
012  Y (Standard Target Set)  *ENG [0 to 5 / 
0.8 / 0.01 mg/cm
2/kV /step] 
013 Environmental Correction *ENG Turns on or off the environmental correction 
for target development gamma. 
[0 or 1 / 
1 / - ] 
0: Not Correct, 1: Correct 
 
[Vk Display]  
3612 
Displays Vk for each color. 
001 Bk  *ENG
002 M  *ENG
003 C *ENG
004 Y *ENG[-300 to 300 / - / 1 V/step] 
 
[Development DC Control: Display]  
Plain: 138 mm/sec, Thick 2 and Fin: 77 mm/sec 
3621  
Displays the development DC bias adjust ed with the process control for each 
line speed and color. 
001 Plain: Bk  *ENG
002 Plain: M  *ENG[0 to 700 / 
550 / 1 -V/step]
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B230/B237/D042 5-180 SM 
003 Plain: C *ENG
004 Plain: Y *ENG
009  Thick 2 & FINE: Bk  *ENG
010  Thick 2 & FINE: M  *ENG
011  Thick 2 & FINE: C  *ENG
012  Thick 2 & FINE: Y  *ENG [0 to 700 / 
550 / 1 -V/step] 
 
[Charge DC Control: Display]  
Plain: 138 mm/sec, Thick 2 and Fin: 77 mm/sec 
3631  
Displays the charge DC volt age adjusted with the process control for each line 
speed and color. 
001 Plain: Bk  *ENG
002 Plain: M  *ENG
003 Plain: C *ENG
004 Plain: Y *ENG[0 to 2000 / 
690 / 1 -V/step] 
009  Thick 2 & FINE: Bk  *ENG
010  Thick 2 & FINE: M  *ENG
011  Thick 2 & FINE: C  *ENG
012  Thick 2 & FINE: Y  *ENG [0 to 2000 / 
690 / 1 -V/step] 
 
[Charge AC Control: Display]  
Plain: 138 mm/sec, Thick 2 and Fin: 77 mm/sec 
3641  
Displays the charge AC voltage adjust ed with the process control for each 
color. 
001 Plain: Bk  *ENG
[0 to 3 /  1.75 / 0.01 kV/step]
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SM 5-181 B230/B237/D042 
Service 
Tables 
002 Plain: M  *ENG
003 Plain: C *ENG
004 Plain: Y *ENG
 
[LD Power Control: Display]  
Plain: 138 mm/sec, Thick 2 and Fin: 77 mm/sec 
3651  
Displays the LD power adjusted for each environment. 
001 Plain: Bk  *ENG
002 Plain: M  *ENG
003 Plain: C *ENG
004 Plain: Y *ENG[0 to 200 / 
100 / 1 %/step] 
009  Thick 2 & FINE: Bk  *ENG
010  Thick 2 & FINE: M  *ENG
011  Thick 2 & FINE: C  *ENG
012  Thick 2 & FINE: Y  *ENG [0 to 200 / 
100 / 1 %/step] 
 
[HST Concentration Control: Set]   
TD Sensor: Toner Concentration Control Setting 
3710  
Selects the toner concentration control method by HST memory, which is in the 
TD sensor. 
001  Control Method: 
Selection  *ENG
[0 or 1 / 
1 / - ] 
0: Not Use, 1: Use 
 
[HST Concentration Control: Bk]  
3711 
Displays the factory settings of the black PCU.   
001 Vcnt  *ENG
[0 to 5 /  4 / 0.1 V/step]
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B230/B237/D042 5-182 SM 
002 Vt *ENG
[0 to 5 /  2.5 / 0.1 V/step] 
003 Sensitivity: HL  *ENG
[0 to 5 /  2.5 / 0.1 V/step] 
004 Sensitivity: HM  *ENG
[0 to 5 / 1.3 / 0.1 V/step] 
005 Sensitivity: ML  *ENG
[0 to 5 / 1.2 / 0.1 V/step] 
006 Set Detection  *ENG
[0 to 5 /  1 / 0.1 V/step] 
007 Without Developer  *ENG
[0 to 5 / 1.2 / 0.1 V/step] 
008 With Developer  *ENG
[0 to 5 / 1.3 / 0.1 V/step] 
009  Serial Number 1  *ENG
010  Serial Number 2  *ENG [0 to 255 / 
- / 1 V/step] 
011 Adjustment: Vt  *ENG
[0 to 5 / 3 / 0.1 V/step] 
012 Adjustment: Vtref  *ENG
[0 to 5 / 3 / 0.1 V/step] 
013 Adjustment: Vtcnt  *ENG
[0 to 5 / 4 / 0.01 V/step] 
014 Adjustment: Gamma  *ENG
[0 to 2.55 / 0 / 0.01 mg/cm2/kV /step] 
015  Adjustment: Vcnt Result  *ENG
[0 to 9 / 9 / 1 /step] 
 
[HST Concentration Control: M]  
3712 
Displays the factory settings of the magenta PCU.   
001 Vcnt  *ENG
[0 to 5 /  4 / 0.1 V/step] 
002 Vt  *ENG
[0 to 5 /  2.5 / 0.1 V/step] 
003 Sensitivity: HL  *ENG
[0 to 5 /  2.5 / 0.1 V/step] 
004 Sensitivity: HM  *ENG
[0 to 5 / 1.3 / 0.1 V/step] 
005 Sensitivity: ML  *ENG
[0 to 5 / 1.2 / 0.1 V/step] 
006 Set Detection  *ENG
[0 to 5 /  1 / 0.1 V/step] 
007 Without Developer  *ENG
[0 to 5 / 1.2 / 0.1 V/step]
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