Sc Code Descriptions - Ricoh B039 Service Manual

SERVICE CALL CONDITIONS

4.1.2 SC CODE DESCRIPTIONS

No.
Definition
101 B Exposure Lamp Error
The standard white level was not
detected properly when scanning the
white plate.
120 B Scanner home position error 1
The scanner home position sensor
does not detect the off condition during
initialization or copying.
121 B Scanner home position error 2
The scanner home position sensor
does not detect the on condition during
initialization or copying.
122 B Scanner home position error 3
The scanner home position sensor
detects the on condition while the
scanner is returning to the home
position.
123 B Scanner home position error 4
The scanner home position sensor
does not detect the on condition after
the scanner returns to the home
position.
B039/B040/B043
Symptom
4-2
Possible Cause
• Exposure lamp defective
• Exposure lamp stabilizer defective
• Exposure lamp connector defective
• Dirty scanner mirror or scanner mirror
out of position
• SBU board defective
• SBU connector defective
• Lens block out of position
• Incorrect position or width of white
plate scanning (☛ SP4-015)
• Scanner home position sensor
defective
• Scanner drive motor defective
• Scanner home position sensor
connector defective
• Scanner drive motor connector
defective
• IOB board defective
• Scanner home position sensor
defective
• Scanner drive motor defective
• Scanner home position sensor
connector defective
• Scanner drive motor connector
defective
• IOB board defective
• Scanner home position sensor
defective
• Scanner drive motor defective
• Scanner home position sensor
connector defective
• Scanner drive motor connector
defective
• IOB board defective
• Scanner home position sensor
defective
• Scanner drive motor defective
• Scanner home position sensor
connector defective
• Scanner drive motor connector
defective
• IOB board defective
SM