Ricoh MP C6502SP Field Service Manual page 1409

Troubleshooting for Horizontal White Streaks in Small Solid Black Areas
Symptom
White streaks may appear in feeding direction on the small solid black area (smaller than 3cm x
3cm). (See sample below in red circle)
Cause
Detailed description will be added when this manual is revised.
Action
1. Print black in FC mode.
PS driver and PCL driver
• Select "Print Quality" from Detailed Settings.
• Select "User Setting" as Settings for Images.
• Select "CMY+K" or "Black by K (Black) – Text Only" for PS driver, and "CMY+K" for
PCL driver as Gray Reproduction.
Fiery driver
• Select "Job Properties" of the affected image.
• Select "Expert setting" from "Color" tab.
• Select "Gray/Black Processing" Tab.
• Specify "Normal" for Black text and graphics in order to print in CMYK mode.
2. Increase image transfer current. (+5 to 10 A from the default)
D135/D136/D137/D138
SP No.
SP2-451-001
SP2-451-002
SP Name
ITB K:Standard:FC
ITB K:Standard:BW
Image Quality
1407