Sc Code Descriptions - Ricoh Aficio MP 1600L2 Field Service Manual

6. Troubleshooting

SC Code Descriptions

No.
Definition
101 B
6
120 B
121 B
178
Symptom
Exposure Lamp Error
The standard white level was not
detected properly when scanning
the white plate.
Scanner home position error 1
The scanner home position sensor
does not detect the off condition
during initialization or copying.
Scanner home position error 2
The scanner home position sensor
does not detect the on condition
during initialization or copying.
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 (SP4015)
• Scanner home position sensor defective
• Scanner drive motor defective
• Scanner home position sensor connector
defective
• Scanner drive motor connector defective
• BICU board defective
• Scanner home position sensor defective
• Scanner drive motor defective
• Scanner home position sensor connector
defective
• Scanner drive motor connector defective
• BICU board defective