Service Call Conditions
D017/D018/D019/D020 4-4 SM
Scanner home position error 1
121 D
The scanner HP sensor did not turn on during scanner initialization or
copying.
Scanner motor harness loose, broken, defective at scanner motor or at
BCU
Scanner HP sensor harness, loose, broken, defective at HP sensor or
at BCU
Scanner motor or motor driver board defective
Scanner motor drive board defective
Scanner HP sensor defective
BCU defective
Black level correction error
141 D
Black level correction could not be set
properly during automatic adjustment.
Harnesses at the SBU, IPU,
BCU loose, broken, defective.
SBU defective
IPU defective
BCU defective
White level correction error
142 D
White level correction could not be set properly during automatic
adjustment.
Harnesses at SBU, IPU, BCU loose, broken, defective
Spurious electrical noise on power supply line
White plate dirty or missing
Anti-condensation heater (option) in scanner unit not operating
Exposure lamp harness, loose, broken, defective
Exposure lamp defective
Lamp stabilizer harness loose, broken, defective
Lamp stabilizer defective
SBU defective
IPU defective
BCU defective
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