SP4-xxx Scanner
SM 5-85
B286/B289
Service
Ta
bles
4747 CIS Hard Error Flag
DFU
This SP displays the flags of errors that occur during the CIS communication
check done immediately after power on.
b0 Serial output port abnormal. Signal at HIGH level became “1.”
b1 Read failure. Failed to read CIS unit version information.
b2
Write failure. A value was written to the CIS register (AGC_CONT) but it
could not be read.
4762 CIS Gain Adjustment Normally
DFU
These SP’s display the gain data of the analog ASIC (EVEN or ODD) from the
CIS after the white level adjustment done immediately after power on. The white
level adjustment sets the peak value (shading data peak) for each channel at
240±2 digits.
1 CIS1 : GE(ven)
[0 to 255/0/1]
2 CIS1 : GO(dd)
3 CIS2 : GE(ven)
4 CIS2 : GO(dd)
5 CIS3 : GE(ven)
6 CIS3 : GO(dd)
7 CIS4 : GE(ven)
8 CIS4 : GO(dd)
9 CIS5 : GE(ven)
10 CIS5 : GO(dd)
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...
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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...
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