Ricoh B230 Service Manual
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SM 5-155 B230/B237 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 / 0.01 V/step] 009-012 Displays and adjusts Vtref correction by pixel coverage for each color. DFU 009 Pixel Correction: Bk *ENG 010 Pixel Correction: M *ENG 011 Pixel Correction: C *ENG 012 Pixel Correction: Y *ENG[-5 to 5.5 / 0 / 0.01 V/step] [Vtref Upper Lower: Set] DFU 3223 Adjusts the lower or upper limit value of Vtref for each color.
B230/B237 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 to 15 / 4 / 0.1 wt%/step] 012 Upper Sensitivity *ENGAdjusts the upper limit of the TD sensor sensitivity. [0.2 to 0.5 / 0.44 / 0.001 V/wt% /step] 013 Lower Sensitivity *ENGAdjusts the lower limit of the TD sensor sensitivity. [0.2 to 0.5 / 0.209 / 0.001 V/wt% /step] 014 Toner Density Between H and M *ENG [1 to 10 / 3.4 / 0.1 wt%/step] 015 Toner Density Between M and L *ENG [1 to 10 / 4.3 / 0.1 wt%/step]
SM 5-157 B230/B237 Service Tables [Vtref Correction: Pixel] DFU 3224 Adjusts the coefficient of Vtref correction 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 Coverage Coefficient: Y *ENG[0 to 5 / 0.5 / 0.01 V/step] 009 Low Coverage: Threshold *ENGAdjusts the threshold of the low coverage. [0 to 20 / 3 / 0.1 %/step] 010 High Coverage: Threshold *ENGAdjusts the threshold of the high coverage. [0 to 100 / 60 / 1 %/step] 011 TC Upper Limit Correction *ENG [0 to 5 / 0.5 / 0.1 wt%/step] 012 Upper Limit TC: Display: Bk *ENG 013 Upper Limit TC: Display: M *ENG[1 to 15 / 10 / 0.01 wt% /step]
B230/B237 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 Conversion Coefficient: Y *ENG [0.5 to 9.99 / 1.74 / 0.01 /step] 3232 [Toner Supply Coefficient: Setting] DFU 001 Vt Proportion: Bk *ENG 002 Vt Proportion: M *ENG 003 Vt Proportion: C *ENG 004 Vt Proportion: Y *ENG[0 to 2550 / 50 / 1 /step] 005 Pixel Proportion: Bk *ENG 006 Pixel Proportion: M *ENG 007 Pixel Proportion: C *ENG 008 Pixel Proportion: Y *ENG[0 to 2.55 / 0.47 / 0.01 /step] 009 Vt Integral Control: Bk *ENG [0 to 2550 / 500 / 1 /step]
SM 5-159 B230/B237 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 *ENG [0 to 2.55 / 0 / 0.01 /step] 004 Correction Coefficient: 4 *ENG [0 to 2.55 / 0.25 / 0.01 /step] 005 Correction Coefficient: 5 *ENG [0 to 2.55 / 0.5 / 0.01 /step] 3234 [Pixel Proportion Coefficient 3: Setting] DFU 001 Correction Value 1 *ENG [-0.1 to 0 / -0.01 / 0.01 /step] 002 Correction Value 2 *ENG [0 to 0.1 / 0.01 / 0.01 /step] 3235 [Toner Supply Coefficient: Display] DFU 001 Pixel Proportion 2: Bk *ENG 002 Pixel Proportion 2: M *ENG 003 Pixel Proportion 2: C *ENG 004 Pixel Proportion 2: Y *ENG[0 to 2.55 / 1 / 0.01 /step]
B230/B237 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 *ENG 003 Latest: C *ENG 004 Latest: Y *ENG[0 to 40000 / 0 / 0.1 mg/step] [Developer Mixing Setting] 3237 Displays the toner amount of the latest toner supply for each color. DFU 001 Mixing Time *ENG [0 to 200 / 5 / 1 sec/step] [Vt Target: Setting] 3238 Displays the Vt target value at developer initialization. DFU 001 Bk *ENG 002 M *ENG[0 to 5 / 2.7 / 0.01 V/step]
SM 5-161 B230/B237 Service Tables 003 C *ENG 004 Y *ENG [Vtref Correction: Setting] 3239 Adjusts the parameter for Vtref correction 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 *ENG [0 to 2 / 0.2 / 0.1 /step] 010 P Rank 2 Threshold *ENG [0 to 2 / 0.1 / 0.1 /step] 011 P Rank 3 Threshold *ENG [-2 to 0 / -0.1 / 0.1 /step] 012 P Rank 4 Threshold *ENG [-2 to 0 / -0.2 / 0.1 /step] 013-014 Threshold for image density rank on the image transfer belt. 013 T Rank 1 Threshold *ENG [-1 to 0 / -0.2 / 0.01 V/step] 014 T Rank 2 Threshold *ENG [0 to 1 / 0.2 / 0.01 V/step] 3241 [Background Potential Setting] 001 Coefficient: Bk *ENG These are parameters for calculating the
B230/B237 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 values for calculating the charge bias referring to the development bias at process control. [0 to 255 / 140 / 1 V/step] DC charge bias = Development bias x (1 + 0.001 x SP3-241-001 to -004) + these values [LD Power Setting] 3242 Adjusts the coefficient for LD power control value at the process control. 001 Coefficient: Bk *ENG 002 Coefficient: M *ENG 003 Coefficient: C *ENG 004 Coefficient: Y *ENG[-1000 to 1000 / 75 / 1 /step] 005 Offset: Bk *ENG 006 Offset: M *ENG 007 Offset: C *ENG 008 Offset: Y *ENG[-1000 to 1000 / 79 / 1 /step] [Coverage] 3251 These (-001 to -016) are coefficients for SP3-222-009 to -012. 001 Latest Pixel: Bk *ENG Displays the latest coverage for each color.
SM 5-163 B230/B237 Service Tables 002 Latest Pixel: M *ENG 003 Latest Pixel: C *ENG 004 Latest Pixel: Y *ENG[0 to 9999 / 0 / 1 cm 2/step] 005-008 Displays the average coverage of each color for the Vtref correction. Average S is defined when the number of developed pages does not reach the number specified with SP3251-017. 005 Average S: Bk *ENG 006 Average S: M *ENG 007 Average S: C *ENG 008 Average S: Y *ENG[0 to 100 / 5 / 0.01 %/step] 009-012 Displays the average coverage of each color for the Vtref correction. Average M is defined when the number of developed pages does not reach the number specified with SP3251-018. 009 Average M: Bk *ENG 010 Average M: M *ENG 011 Average M: C *ENG 012 Average M: Y *ENG[0 to 100 / 5 / 0.01 %/step] 013-016 Displays the average coverage of each color for the Vtref correction. Average L is defined when the number of developed pages does not reach the number specified with SP3-251-019. 013 Average L: Bk *ENG 014 Average L: M *ENG 015 Average L: C *ENG 016 Average L: Y *ENG[0 to 100 / 5 / 0.01 %/step] 017-019 Adjusts the threshold for SP3-251-005 to -016.
B230/B237 5-164 SM 017 Total Page Setting: S *ENG [1 to 100 / 10 / 1 sheet/step] 018 Total Page Setting: M *ENG [1 to 500 / 10 / 1 sheet/step] 019 Total Page Setting: L *ENG [1 to 999 / 50 / 1 sheet/step] 024-027 Displays the latest coverage ratio for each color. 024 Latest Coverage: Bk *ENG 025 Latest Coverage: M *ENG 026 Latest Coverage: C *ENG 027 Latest Coverage: Y *ENG[0 to 100 / - / 0.01 %/step] [ID Sensor Detection Value: Vofset] 3311 Displays the ID sensor (regular) offset voltage for Vsg adjustments. 001 Voffset reg: Bk *ENG 002 Voffset reg: M *ENG 003 Voffset reg: C *ENG 004 Voffset reg: Y *ENG[0 to 5.5 / - / 0.01 V/step] 005-007 Displays the ID sensor (diffusion) offset voltage for Vsg adjustments. 005 Voffset dif: M *ENG 006 Voffset dif: C *ENG 007 Voffset dif: Y *ENG[0 to 5.5 / - / 0.01 V/step] 008-010 Displays the ID sensor offset voltage for Vsg adjustments. 008 Voffset TM (Front) *ENG 009 Voffset TM (Center) *ENG 010 Voffset TM (Rear) *ENG[0 to 5.5 / - / 0.01 V/step]