Ricoh Mp C3000 Service Manual

							 
SM 5-143 B230/B237/D042 
Service 
Tables 
meaning of each code. 
All colors are displayed. Values ar e displayed in the order Y C M Bk. 
e.g., 1 (Y) 2 (C) 1 (M) 1 (Bk): Initialization of Cyan failed but the others 
succeeded. 
 
3015   [Forced Toner Supply]  Forced Toner Supply ([Color]) 
001 Execution: ALL  - 
002  Execution: COL (MCY)  - 
003 Execution: Bk  - 
004 Execution: M  - 
005 Execution: C - 
006 Execution: Y - Executes the manual 
toner supply to the 
development unit. 
 
[Forced Toner Supply: Setting]  Forced Toner Supply Setting ([Color]) 
3016 
Specifies the manual toner s upply time for each color. 
001 Supply Time: Bk  *ENG
002 Supply Time: M  *ENG
003 Supply Time: C  *ENG
004  Supply Time: Y  *ENG[0 to 30 / 
4 / 1 sec/step] 
 
[Vt Limit Error]   
3020 
DFU 
001 Delta Vt Threshold  *ENG
[0 to 5 / 5 / 0.01 V/step] 
002 Upper Threshold  *ENG
[0 to 5 / 4.7 / 0.01 V/step] 
003  Threshold Number of 
Upper counter  *ENG
[0 to 99 /  20 / 1 time/step]  
						

							 
B230/B237/D042 5-144 SM 
004 Lower Threshold  *ENG
[0 to 5 / 0.5 / 0.01 V/step] 
005  Number of Lower counter *ENG
[0 to 99 / 10 / 1 time/step] 
006  Upper Counter: Bk  *ENG
007  Upper Counter: M  *ENG
008  Upper Counter: C  *ENG
009 Upper Counter: Y  *ENG
010  Lower Counter: Bk  *ENG
011  Lower Counter: M  *ENG
012  Lower Counter: C  *ENG
013 Lower Counter: Y  *ENG [0 to 99 / 
0/ 1 time/step] 
 
[TD Sensor Initial Set]  Developer Initialization Setting 
3021 
Specifies the developer agitation ti me for each color at the developer 
initialization.  DFU 
001 Agitation Time: Bk  *ENG
002 Agitation Time: M  *ENG
003 Agitation Time: C  *ENG
004 Agitation Time: Y  *ENG [0 to 200 / 
30 / 1 sec/step] 
005-008 
Sets the execution flag of the devel oper initialization for each color. DFU 
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. 
009  Prohibition  *ENG Enables or disables developer initialization.  
						

							 
SM 5-145 B230/B237/D042 
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/D042 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 m ode 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 repeat
s 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 th e 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 repeat
s 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 th e 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 repeat
s 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/D042 
Service 
Tables 
5: Repeat three times (Toner is supplied  only when the toner density is too low, 
and toner is consumed only when th e 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 repeat
s 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 th e 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 repeat
s 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 th e 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 rep eats 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 m ode when a toner density is detected to 
be low. 
009  Consumption pattern: Bk  *ENG [0 to 255 / 5 / 1 time/step]  
						

							 
B230/B237/D042 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 ye llow 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 c onsumption mode at the toner density 
adjustment.  
In toner consumption mode, toner  is discharged when the detected  
						

							 
SM 5-149 B230/B237/D042 
Service 
Tables 
development gamma values (SP3611-001) exceed the target values 
(SP3611-005) by more than the s pecified thresholds (SP3239-009). 
Consumption Pattern: 
LD: DUTY: M *ENG
[0 to 15 /  15 / 1 /step] 
019  Adjusts the LD duty for the toner c
onsumption 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 s pecified thresholds (SP3239-009). 
Consumption Pattern: 
LD: DUTY: C *ENG
[0 to 15 /  15 / 1 /step] 
020  Adjusts the LD duty for the toner c
onsumption 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 s pecified thresholds (SP3239-009). 
Consumption Pattern: 
LD: DUTY: Y *ENG
[0 to 15 /  15 / 1 /step] 
021  Adjusts the LD duty for the toner c
onsumption 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 s pecified 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/D042 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 co
lor 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/D042 
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/D042 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 amou nt 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  *ENG Not 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]