SP2-xxx Drum
SM 5-57
B286/B289
Service
Ta
bles
2201 Development
Bias
Adjustment
This SP sets the development bias to adjust the amount of toner used in the
image area.
1 Image Area
[-56 to -952/-650/1 V step]
2 ID Sensor Pattern: Low Duty Copy Jobs
[-56 to -952/-414/1 V step]
3 ID Sensor Pattern: High Duty Copy Jobs
[56 to 952/453/1 V step]
4 Copy Jobs
[0 to 1/0/1]
0: Low Duty Mode
1: High Duty Mode
2207 Forced
Toner
Supply
Push [Execute] to force toner supply. Make a copy and check the image
density. This SP supplies more toner to make light copies darker. Each time
this SP is done, toner is supplied one time.
Summary of Contents for B286
Page 1: ...B286 B289 SERVICE MANUAL 003165MIU...
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Page 3: ...B286 B289 SERVICE MANUAL...
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Page 5: ...B286 B289 SERVICE MANUAL 003165MIU...
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Page 35: ...INSTALLATION...
Page 36: ......
Page 117: ...PREVENTIVE MAINTENANCE...
Page 118: ......
Page 127: ...REPLACEMENT AND ADJUSTMENT...
Page 128: ......
Page 186: ...Boards B286 B289 3 58 SM 9 Remove the shield cover A x12 10 Remove A MCU x4 x1 B IPU x4...
Page 198: ...Others B286 B289 3 70 SM 4 Remove the cooling fan D x 1 x 3...
Page 216: ......
Page 217: ...TROUBLESHOOTING...
Page 218: ......
Page 269: ...SERVICE TABLES...
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Page 507: ...DETAILS...
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Page 511: ...Overview SM 6 3 B286 B289 Details 6 1 2 MECHANICAL COMPONENT LAYOUT...
Page 526: ...Image Processing B286 B289 6 18 SM Text Mode...
Page 529: ...Image Processing SM 6 21 B286 B289 Details Patched Original Mode...
Page 530: ...Image Processing B286 B289 6 22 SM Generation Mode...
Page 552: ...Development B286 B289 6 44 SM Toner End Recovery Flow Chart...
Page 613: ...SPECIFICATIONS...
Page 614: ......