Ricoh B230 Service Manual

							 
SM 5-25 B230/B237 
Service 
Tables 
[Charge AC Current: ML] Charge Roller AC Current Adjustment for MM   
(Color) 
2008 
Displays/sets the AC current target of the charge roller for ML environment 
(Meddle temperature and Low humidity). DFU 
001 Environmental Target: Bk  *ENG
[0 to 3000 / 1040 / 10 μA/step] 
002 Environmental Target: M  *ENG
003 Environmental Target: C  *ENG[0 to 3000 / 1030 / 10 μA/step] 
004  Environmental Target: Y  *ENG
[0 to 3000 / 1070 / 10 μA/step] 
 
[Charge AC Current: MM] Charge Roller AC Current Adjustment for MM   
(Color) 
2009 
Displays/sets the AC current target of the charge roller for MM environment 
(Middle temperature and Middle humidity). DFU 
001 Environmental Target: Bk  *ENG
[0 to 3000 / 980 / 10 μA/step] 
002 Environmental Target: M  *ENG
003 Environmental Target: C  *ENG[0 to 3000 / 960 / 10 μA/step] 
004  Environmental Target: Y  *ENG
[0 to 3000 / 1000 / 10 μA/step] 
 
[Charge AC Current: MH] Charge Roller AC Current Adjustment for MH   
(Color) 
2010 
Displays/sets the AC current target of the charge roller for MH environment 
(Middle temperature and High humidity). DFU 
001 Environmental Target: Bk  *ENG
[0 to 3000 / 960 / 10 μA/step] 
002 Environmental Target: M  *ENG
003 Environmental Target: C  *ENG[0 to 3000 / 940 / 10 μA/step] 
004  Environmental Target: Y  *ENG
[0 to 3000 / 970 / 10 μA/step] 
  
						

							 
B230/B237 5-26  SM 
[Charge AC Current: HH] Charge Roller AC Current Adjustment for HH   
(Color) 
2011 
Displays/sets the AC current target of the charge roller for HH environment 
(High temperature and High humidity). DFU 
001 Environmental Target: Bk  *ENG
[0 to 3000 / 940 / 10 μA/step] 
002 Environmental Target: M  *ENG
003 Environmental Target: C  *ENG[0 to 3000 / 930 / 10 μA/step] 
004  Environmental Target: Y  *ENG
[0 to 3000 / 960 / 10 μA/step] 
 
2012 [Charge Output Control]  
001 AC Voltage  *ENGSelects the AC voltage control type. 
[0 or 1 / 0 / 1/step] 
0: Process control   
1: Manual control (AC voltages are decided 
with SP2006.) 
 
2013 [Environmental Correction: PCU] 
001 Current Environmental: 
Display *ENGDisplays the environmental condition, which 
is measured in absolute humidity. 
[1 to 5 / – / 1 /step] 
1: LL (LL 
						

							 
SM 5-27 B230/B237 
Service 
Tables 
1: LL, 2: ML, 3: MM, 4: MH, 5: HH   
003 Absolute Humidity: 
Threshold 1 *ENGChanges the humidity threshold between 
LL and ML. 
[0 to 100 / 4.3 / 0.01 g/m
3/step] 
004 Absolute Humidity: 
Threshold 2 *ENGChanges the humidity threshold between 
ML and MM. 
[0 to 100 / 11 . 3 / 0.01 g/m
3/step] 
005 Absolute Humidity: 
Threshold 3 *ENGChanges the humidity threshold between 
MM and MH. 
[0 to 100 / 18.0 / 0.01 g/m
3/step] 
006 Absolute Humidity: 
Threshold 4 *ENGChanges the humidity threshold between 
MH and HH. 
[0 to 100 / 24.0 / 0.01 g/m
3/step] 
007 Current Temp.: Display  *ENGDisplays the current temperature. 
[0 to 100 / – / 1°C/step] 
008 Current Relative 
Humidity: Display *ENGDisplays the current relative humidity. 
[0 to 100 / – / 1%/step] 
009 Current Absolute 
Humidity: Display *ENGDisplays the absolute humidity. 
[0 to 100 / – / 0.01 g/m3/step] 
010 Previous Environmental: 
Display *ENGDisplays the previous environmental 
condition, which is measured in absolute 
humidity. 
[1 to 5 / – / 1 /step] 
1: LL, 2: ML, 3: MM, 4: MH, 5: HH   
011 Previous Temp.: Display  *ENGDisplays the previous temperature. 
[0 to 100 / – / 1°C/step] 
012 Previous Relative 
Humidity: Display *ENGDisplays the previous relative humidity. 
[0 to 100 / – / 1%/step] 
013 Previous Absolute 
Humidity: Display *ENGDisplays the previous absolute humidity. 
[0 to 100 / – / 0.01 g/m3/step]  
						

							 
B230/B237 5-28  SM 
 
[Color Registration Correction] FA 
2101 These values are the parameters for the automatic line position adjustment and 
are adjusted at the factory. However, you must input a value for SP2101-001 
after replacing the laser optics housing unit. For details, see Laser Optics 
Housing Unit in the Replacement and Adjustment section. The value should 
be provided with the new laser optics housing unit. 
001  Main Dot: Bk  *ENG
  002  Main Dot: M  *ENG
  003  Main Dot: C  *ENG
 004  Main Dot: Y  *ENG[–512 to 511 / 0 / 1 dot/step] 
005 Subdot: Bk  *ENG
006 Subdot: M  *ENG
007 Subdot: C  *ENG
008 Subdot: Y  *ENG[–16384 to 16383 / 0 / 1 line/step] 
 
2102 [Magnification Adjustment] DFU 
001 Main Mag.: High Speed: 
Bk *ENG
 002 Main Mag.: Medium 
Speed: Bk *ENG
 003 Main Mag.: Low Speed: 
Bk *ENG
 004 Main Mag.: High Speed: 
M *ENG
005 Main Mag.: Medium 
Speed: M *ENGThese are results of the main scan length 
adjustment. 
[0 to 560 / 280 / 1 /step]  
						

							 
SM 5-29 B230/B237 
Service 
Tables 
006 Main Mag.: Low Speed: 
M *ENG
007 Main Mag.: High Speed: 
C *ENG
008 Main Mag.: Medium 
Speed: C *ENG
009  Main Mag.: Low Speed: C *ENG
010 Main Mag.: High Speed: 
Y *ENG
011 Main Mag.: Medium 
Speed: Y *ENG
012  Main Mag.: Low Speed: Y *ENG
 
2103 [Erase Margin Adjustment] (Area, Paper Size) 
 Adjusts the erase margin by changing the activation timing of the registration 
clutch. 
  001  Lead Edge Width  *ENG
 002  Trail. Edge Width  *ENG[0 to 9.9 / 4.2 / 0.1 mm/step] 
 003  Left  *ENG
 004  Right  *ENG[0 to 9.9 / 2 / 0.1 mm/step] 
  005  Lead Edge Width: Thin  *ENG
[0 to 9.9 / 5 / 0.1 mm/step] 
 006  Duplex Trail. L Size  *ENG
 007  Duplex Trail. M Size  *ENG
 008  Duplex Trail. S Size  *ENG[0 to 4 / 0 / 0.1 mm/step] 
 009  Duplex Left Edge  *ENG
  010  Duplex Right Edge  *ENG[0 to 1.5 / 0.3 / 0.1 mm/step]  
						

							 
B230/B237 5-30  SM 
 
2105 [LD Power Adj.] (Process Speed, Color) 
 Displays the LD power of each color for each process speed.   
Each LD power setting is decided by process control. 
  001  High Speed: Bk  *ENG
  002  High Speed: M  *ENG
  003  High Speed: C  *ENG
 004  High Speed: Y  *ENG
  005  Middle Speed: Bk  *ENG
  006  Middle Speed: M  *ENG
  007  Middle Speed: C  *ENG
 008  Middle Speed: Y  *ENG
 009  Low Speed: Bk  *ENG
 010  Low Speed: M  *ENG
011 Low Speed: C  *ENG
012 Low Speed: Y  *ENG[50 to 120 / 100 / 1%/step] 
Decreasing a value makes lines thinner on 
the output. 
Increasing a value makes lines thicker on 
the output. 
 
2106 [Polygon Rotation Time]  
 
Adjusts the time of the polygon motor rotation. DFU 
 001  Warming-Up  *ENG
 002  Job End  *ENG[0 to 60 / 10 / 1 sec/step] 
 
[Image Parameter]  
2107 
DFU 
001  Image Gamma Flag  *ENG
[0 or 1 / 1 / 1 /step]  
						

							 
SM 5-31 B230/B237 
Service 
Tables 
  002  Shading Correction Flag  *ENG
[0 or 1 / 1 / 1 /step] 
 
[Test Pattern]  
2109 
Generates the test pattern using COPY Window tab in the LCD. 
003 Pattern Selection  - [0 to 23 / 0 / 1/step] 
0 None 
1: 1-dot line pattern (Vertical) 
2: 2-dot line pattern (Vertical) 
3: 1-dot line pattern (Horizontal) 
4: 2-dot line pattern (Horizontal) 
5: 1-dot grid pattern (Vertical) 
6: 1-dot grid pattern (Horizontal) 
7: 1-dot grid pattern (Fine) 
8: 1-dot grid pattern (Rough) 
9: 1-dot slant pattern (Fine) 
10: 1-dot slant pattern (Rough) 
11. 1-dot pattern 
12. 2-dot pattern 
13. 4-dot pattern 
14. 1-dot trimming pattern   
15: None 
16: Cross stitch: main-scan 
17: Belt pattern (Horizontal) 
18: Belt pattern (Vertical) 
19: Checkered flag 
20: Gray scale (Vertical) 
21: Gray scale (Horizontal) 
22: None 
23: Solid 
 005  Color Selection  - Specifies the color for the test pattern. 
[1 to 4 / 1 / 1/step] 
1: All colors, 2: Magenta, 3: Yellow, 4: Cyan
006  Density: Bk  -  Specifies the color density for the test  
						

							 
B230/B237 5-32  SM 
007 Density: M  - 
008 Density: C  - 
009 Density: Y  - pattern. 
[0 to 15 / 15 / 1 /step] 
0: Lightest density 
15: Darkest density 
 
2111 [Forced Line Position Adj.]  
001 Mode a  - Executes the fine line position adjustment 
twice. 
If this SP is not completed (NG is 
displayed), do SP2111-003 first and then try 
this SP again. 
 002  Mode b  - Executes the fine line position adjustment 
once. 
If this SP is not completed, do SP2111-003 
first and then try this SP again. 
003 Mode c  - Executes the rough line position adjustment 
once. 
After doing this SP, make sure to execute 
SP2111-001 or -002. Otherwise, the line 
position adjustment is not perfectly done. 
 
2112 [TM/ID Sensor Check] ID Sensor Check FA 
001 Execute   This SP is used to check the ID sensors at 
the factory. The results of this SP are 
displayed in SP2140 to SP2145. 
 
[Skew Adjustment]  
2117 Specifies a skew adjustment value for the skew motor M, C or Y.   
These SPs must be used when a new laser optics housing unit is installed or 
when SC285 occurs. For details, see Laser Optics Housing Unit in the 
Replacement and Adjustment section.  
						

							 
SM 5-33 B230/B237 
Service 
Tables 
001 Pulse: M  *ENG
 002  Pulse: C  *ENG
003 Pulse: Y  *ENG[–100 to 100 / 0 / 1 pulse/step] 
 
2118 [Skew Adjustment]  
001 Pulse: M  *ENG
 002  Pulse: C  *ENG
003 Pulse: Y  *ENGChanges the current skew adjustment 
values to the values specified with SP2117. 
These SPs must be used when a new laser 
optics housing unit is installed or when 
SC285 occurs. For details, see Laser 
Optics Housing Unit in the Replacement 
and Adjustment  section. 
 
[Skew Adjustment Display]  
2119 
Displays the current skew adjustment value for each skew motor. 
001 M  *ENG
 002  C  *ENG
003 Y  *ENG[–50 to 50 / 0 / 1 pulse/step] 
 
[ID Sensor Check Result] DFU 
2140 Displays the results of the ID sensor check. 
Bk, M, C, Y: ID sensors for the process control 
Front, Center, Rear: ID sensors for the automatic line position adjustment 
001 Bk  *ENG
 002  M  *ENG
003 C  *ENG
004 Y  *ENG[0 to 1024 / - / 1/step]  
						

							 
B230/B237 5-34  SM 
005 Front  *ENG
006 Center   *ENG
007 Rear  *ENG
 
[ID Sensor Check Result: Ave.] DFU 
2141 Displays the average result values of the ID sensor check. 
Bk, M, C, Y: ID sensors for the process control 
Front, Center, Rear: ID sensors for the automatic line position adjustment 
001 Bk  *ENG
 002  M  *ENG
003 C  *ENG
004 Y  *ENG
005 Front  *ENG
006 Center   *ENG
007 Rear  *ENG[0 to 5 / 0 / 0.01V/step] 
 
[ID Sensor Check Result] DFU 
2142 Displays the maximum result values of the ID sensor check. 
Bk, M, C, Y: ID sensors for the process control 
Front, Center, Rear: ID sensors for the automatic line position adjustment 
001 Maximum: Bk  *ENG
 002  Maximum: M  *ENG
003 Maximum: C  *ENG
004 Maximum: Y  *ENG
005 Maximum: Front  *ENG[0 to 5 / 0 / 0.01V/step]