Ricoh B230 Service Manual

							 
SM 5-75 B230/B237 
Service 
Tables 
(138 mm/s): 1st Side: S2 
006 Paper Transfer: Plain 
(138 mm/s): 2nd Side: S2*ENG297 mm ≥ S2 size ≥ 275 mm (Paper width) 
007 Paper Transfer: FINE: 1st 
Side: S2 *ENG
008 Paper Transfer: FINE: 
2nd Side: S2 *ENGNot used 
009 Paper Transfer: Plain 
(138 mm/s): 1st Side: S3 *ENG[100 to 600 / 160 / 5%/step] 
275 mm ≥ S3 size ≥ 210 mm (Paper width) 
010 Paper Transfer: Plain 
(138 mm/s): 2nd Side: S3*ENG[100 to 600 / 200 / 5%/step] 
275 mm ≥ S3 size ≥ 210 mm (Paper width) 
011 Paper Transfer: FINE: 1st 
Side: S3 *ENG
012 Paper Transfer: FINE: 
2nd Side: S3 *ENGNot used 
013 Paper Transfer: Plain 
(138 mm/s): 1st Side: S4 *ENG
014 Paper Transfer: Plain 
(138 mm/s): 2nd Side: S4*ENG[100 to 600 / 220 / 5%/step] 
210 mm ≥ S4 size ≥ 148 mm (Paper width) 
015 Paper Transfer: FINE: 1st 
Side: S4 *ENG
016 Paper Transfer: FINE: 
2nd Side: S4 *ENGNot used 
017 Paper Transfer: Plain 
(138 mm/s): 1st Side: S5 *ENG
018 Paper Transfer: Plain 
(138 mm/s): 2nd Side: S5*ENG[100 to 600 / 240 / 5%/step] 
148 mm ≥ S5 size (Paper width) 
019  Paper Transfer: FINE: 1st  *ENGNot used  
						

							 
B230/B237 5-76  SM 
Side: S5 
020 Paper Transfer: FINE: 
2nd Side: S5 *ENG
 
[Thin: Leading Edge Correction] Thin Paper: Leading Edge Correction 
2471 Adjusts the correction to the paper transfer roller current at the paper leading 
edge in each mode. SP2453 and SP2457 are multiplied by these SP values. 
 
ƒ  The paper leading edge area can be adjusted with SP2472. 
001 Paper Transfer: Plain 
(138 mm/s): 1st Side *ENG
002 Paper Transfer: Plain 
(138 mm/s): 2nd Side *ENG[0 to 400 / 100 / 5%/step] 
003 Paper Transfer: FINE: 1st 
Side *ENG
004 Paper Transfer: FINE: 
2nd Side *ENGNot used 
2471 Adjusts the correction to the discharge plate current at the paper leading edge 
in each mode. SP2451 is multiplied by these SP values. 
 
ƒ  The paper leading edge area can be adjusted with SP2472. 
005 Separation DC: Plain 
(138 mm/s): 1st Page *ENG
006 Separation DC: Plain 
(138 mm/s): 2nd Page *ENG[0 to 400 / 100 / 5%/step] 
007 Separation DC: Fine: 1st 
Page *ENG
008 Separation DC: Fine: 2nd 
Page *ENGNot used  
						

							 
SM 5-77 B230/B237 
Service 
Tables 
 
[Thin: Switch Timing: Lead. Edge]  
2472 Adjusts the bias/ voltage switch timing of the paper transfer roller/ discharge 
plate at the paper leading edge between the erase margin area and the image 
area. 
001 Paper Transfer: Plain 
(138 mm/s): 1st Side *ENG
002 Paper Transfer: Plain 
(138 mm/s): 2nd Side *ENG[0 to 30 / 0 / 2 mm/step] 
003 Paper Transfer: FINE: 1st 
Side *ENG
004 Paper Transfer: FINE: 
2nd Side *ENGNot used 
005 Separation DC: Plain 
(138 mm/s): 1st Page *ENG
006 Separation DC: Plain 
(138 mm/s): 2nd Page *ENG[0 to 30 / 0 / 2 mm/step] 
007 Separation DC: Fine: 1st 
Page *ENG
008 Separation DC: Fine: 2nd 
Page *ENGNot used 
 
[Thin: Trailing Edge Correction] Thin Paper: Trailing Edge Correction 
2473 Adjusts the correction coefficient to the paper transfer roller current for the 
paper trailing edge in each mode. SP2453 and SP2457 are multiplied by these 
SP values. 
 
ƒ  The paper trailing edge area can be adjusted with SP2474. 
001 Paper Transfer: Plain  *ENG[0 to 400 / 100 / 5%/step]  
						

							 
B230/B237 5-78  SM 
(138 mm/s): 1st Side 
002 Paper Transfer: Plain 
(138 mm/s): 2nd Side *ENG
003 Paper Transfer: FINE: 1st 
Side *ENG
004 Paper Transfer: FINE: 
2nd Side *ENGNot used 
 
[Thin: Switch Timing: Trail. Edge]  
2474 Adjusts the bias/voltage switch timing of the paper transfer roller/discharge 
plate at the paper trailing edge between the erase margin area and the image 
area. 
001 Paper Transfer: Plain 
(138 mm/s): 1st Side *ENG
002 Paper Transfer: Plain 
(138 mm/s): 2nd Side *ENG[–100 to 0 / 0 / 2 mm/step] 
003 Paper Transfer: FINE: 1st 
Side *ENG
004 Paper Transfer: FINE: 
2nd Side *ENGNot used 
 
[Thin: LL] Thin Paper: LL Environment Coefficient Adjustment   
2481 
Adjusts the environment coefficient for each mode. When the environment is 
detected as LL, SP2453 and SP2457 are multiplied by these SP values. 
001 Paper Transfer: Plain 
(138 mm/s): 1st Side *ENG
002 Paper Transfer: Plain 
(138 mm/s): 2nd Side *ENG[10 to 250 / 80 / 5%/step]  
						

							 
SM 5-79 B230/B237 
Service 
Tables 
003 Paper Transfer: FINE: 1st 
Side *ENG
004 Paper Transfer: FINE: 
2nd Side *ENGNot used 
2481 Adjusts the environment coefficient for each mode. When the environment is 
detected as LL, SP2451 is multiplied by these SP values. 
005 Separation DC: Plain 
(138 mm/s): 1st Side *ENG
006 Separation DC: Plain 
(138 mm/s): 2nd Side: *ENG[10 to 250 / 200 / 5%/step] 
007 Separation DC: FINE: 1st 
Side *ENG
008 Separation DC: FINE: 
2nd Side *ENGNot used 
 
[Thin: ML] Thin Paper: ML Environment Coefficient Adjustment   
2482 
Adjusts the environment coefficient for each mode. When the environment is 
detected as ML, SP2453 and SP2457 are multiplied by these SP values. 
001 Paper Transfer: Plain 
(138 mm/s): 1st Side *ENG
002 Paper Transfer: Plain 
(138 mm/s): 2nd Side *ENG[10 to 250 / 90 / 5%/step] 
003 Paper Transfer: FINE: 1st 
Side *ENG
004 Paper Transfer: FINE: 
2nd Side *ENGNot used 
2482 Adjusts the environment coefficient for each mode. When the environment is 
detected as ML, SP2451 is multiplied by these SP values.  
						

							 
B230/B237 5-80  SM 
005 Separation DC: Plain 
(138 mm/s): 1st Side *ENG
[10 to 250 / 200 / 5%/step] 
006 Separation DC: Plain 
(138 mm/s): 2nd Side: *ENG
[10 to 250 / 170 / 5%/step] 
007 Separation DC: FINE: 1st 
Side *ENG
008 Separation DC: FINE: 
2nd Side *ENGNot used 
 
[Thin: MM] Thin Paper: MM Environment Coefficient Adjustment   
2483 
Adjusts the environment coefficient for each mode. When the environment is 
detected as MM, SP2453 and SP2457 are multiplied by these SP values. 
001 Paper Transfer: Plain 
(138 mm/s): 1st Side *ENG
002 Paper Transfer: Plain 
(138 mm/s): 2nd Side *ENG[10 to 250 / 100 / 5%/step] 
003 Paper Transfer: FINE: 1st 
Side *ENG
004 Paper Transfer: FINE: 
2nd Side *ENGNot used 
2483 Adjusts the environment coefficient for each mode. When the environment is 
detected as MM, SP2451 is multiplied by these SP values. 
005 Separation DC: Thin: 1st 
Side *ENG
[10 to 250 / 200 / 5%/step] 
006 Separation DC: Thin: 2nd 
Side: *ENG
[10 to 250 / 140 / 5%/step] 
007 Separation DC: FINE: 1st 
Side *ENGNot used  
						

							 
SM 5-81 B230/B237 
Service 
Tables 
008 Separation DC: FINE: 
2nd Side *ENG
 
[Thin: MH] Thin Paper: MH Environment Coefficient Adjustment   
2484 
Adjusts the environment coefficient for each mode. When the environment is 
detected as MH, SP2453 and SP2457 are multiplied by these SP values. 
001 Paper Transfer: Plain 
(138 mm/s): 1st Side *ENG
002 Paper Transfer: Plain 
(138 mm/s): 2nd Side *ENG[10 to 250 / 11 0 / 5%/step] 
003 Paper Transfer: FINE: 1st 
Side *ENG
004 Paper Transfer: FINE: 
2nd Side *ENGNot used 
2484 Adjusts the environment coefficient for each mode. When the environment is 
detected as MH, SP2451 is multiplied by these SP values. 
005 Separation DC: Plain 
(138 mm/s): 1st Side *ENG
[10 to 250 / 150 / 5%/step] 
006 Separation DC: Plain 
(138 mm/s): 2nd Side: *ENG
[10 to 250 / 90 / 5%/step] 
007 Separation DC: FINE: 1st 
Side *ENG
008 Separation DC: FINE: 
2nd Side *ENGNot used 
 
[Thin: HH] Thin Paper: HH Environment Coefficient Adjustment   
2485 
Adjusts the environment coefficient for each mode. When the environment is 
detected as HH, SP2453 and SP2457 are multiplied by these SP values.  
						

							 
B230/B237 5-82  SM 
001 Paper Transfer: Plain 
(138 mm/s): 1st Side *ENG
002 Paper Transfer: Plain 
(138 mm/s): 2nd Side *ENG[10 to 250 / 120 / 5%/step] 
003 Paper Transfer: FINE: 1st 
Side *ENG
004 Paper Transfer: FINE: 
2nd Side *ENGNot used 
2485 Adjusts the environment coefficient for each mode. When the environment is 
detected as HH, SP2451 is multiplied by these SP values. 
005 Separation DC: Plain 
(138 mm/s): 1st Side *ENG
006 Separation DC: Plain 
(138 mm/s): 2nd Side: *ENG[10 to 250 / 80 / 5%/step] 
007 Separation DC: FINE: 1st 
Side *ENG
008 Separation DC: FINE: 
2nd Side *ENGNot used 
 
[Thick 1: Bias]  
2501 
Adjusts the DC voltage of the discharge plate for thick 1 paper. 
001 Separation DC: Thick 1 
(138 mm/s): 1st Side *ENG
002 Separation DC: Thick 1 
(138 mm/s): 2nd Side *ENG[0 to 5000 / 0 / 10 –V/step] 
003 Separation DC: Fine: 1st 
Side *ENG
004  Separation DC: Fine: 2nd  *ENGNot used  
						

							 
SM 5-83 B230/B237 
Service 
Tables 
Side 
 
[Thick 1: Bias: BW] 
2502 
Adjusts the current for the paper transfer roller for thick 1 paper in 
black-and-white mode. 
001 Paper Transfer: Thick 1 
(77 mm/s): 1st Side *ENG
[0 to 130 / 12 / 1 –μA /step] 
002 Paper Transfer: Thick 1 
(77 mm/s): 2nd Side *ENG
[0 to 130 / 12 / 1 –μA /step] 
003 Paper Transfer: FINE: 1st 
Side *ENG Not used 
004 Paper Transfer: FINE: 
2nd Side *ENG Not used 
 
[Thick 1: Bias: FC]  
2507 
Adjusts the current for the paper transfer roller for thick 1 paper in full color 
mode. 
001 Paper Transfer: Thick 1 
(77 mm/s): 1st Side *ENG
[0 to 130 / 15 / 1 –μA /step] 
002 Paper Transfer: Thick 1 
(77 mm/s): 2nd Side *ENG
[0 to 130 / 15 / 1 –μA /step] 
003 Paper Transfer: FINE: 1st 
Side *ENG Not used 
004 Paper Transfer: FINE: 
2nd Side *ENG Not used 
 
  
						

							 
B230/B237 5-84  SM 
[Thick 1: Paper Size Correction] 
2511 
Adjusts the size correction coefficient for the paper transfer roller current for 
each paper size. SP2502 and SP2507 are multiplied by these SP values. 
001 Paper Transfer: Thick 1 
(77 mm/s): 1st Side: S1 *ENG
002 Paper Transfer: Thick 1 
(77 mm/s): 2nd Side: S1 *ENG[100 to 600 / 100 / 5%/step] 
S1 size ≥ 297 mm (Paper width) 
003 Paper Transfer: FINE: 1st 
Side: S1 *ENG
004 Paper Transfer: FINE: 
2nd Side: S1 *ENGNot used 
005 Paper Transfer: Thick 1 
(77 mm/s): 1st Side: S2 *ENG
006 Paper Transfer: Thick 1 
(77 mm/s): 2nd Side: S2 *ENG[100 to 600 / 150 / 5%/step] 
297 mm ≥ S2 size ≥ 275 mm (Paper width) 
007 Paper Transfer: FINE: 1st 
Side: S2 *ENG
008 Paper Transfer: FINE: 
2nd Side: S2 *ENGNot used 
009 Paper Transfer: Thick 1 
(77 mm/s): 1st Side: S3 *ENG
010 Paper Transfer: Thick 1 
(77 mm/s): 2nd Side: S3 *ENG[100 to 600 / 240 / 5%/step] 
275 mm ≥ S3 size ≥ 210 mm (Paper width) 
011 Paper Transfer: FINE: 1st 
Side: S3 *ENG
012 Paper Transfer: FINE: 
2nd Side: S3 *ENGNot used 
013  Paper Transfer: Thick 1  *ENG[100 to 600 / 370 / 5%/step]