Sc412-11; Sc440-01; Exposure Potential: Vpl Adjustment Error (K); Image Transfer Error Detection (Leak) - Ricoh Pro 8300S Troubleshooting Manual

1.SC Codes
SC400

SC412-11

Error Name

Exposure Potential: Vpl Adjustment Error (K)

Pattern
D
Error Condition
This SC is detected when the targeted halftone pattern cannot be reached during process control.
Major Cause
Density is uneven in low humidity (closed space).

 Drum deterioration
PCDU deterioration

Fusing exhaust filter is dirty.

Solution
1. Perform troubleshooting for uneven density in low humidity (closed space).
2. Replace the drum.
3. Replace the PCDU.
4. Replace the fusing exhaust filters.

SC440-01

Error Name

Image Transfer Error Detection (Leak)

Pattern
D
Error Condition
This SC occurs when there is image transfer power pack output leakage.
Major Cause
 Image transfer roller has worn out.
Image transfer belt is scratched, dirty, or the belt broken.

Image transfer roller is defective (foreign particles on it, dirty).

 Image transfer roller and are not properly connected.
IOB connection failure

70