Ricoh V-C3 D081, Field Service Manual, Page: 347 / 1092

Items Replaced Required SPs and What They Do
• Drum only Do 3820-2 to execute potential control and toner density
adjustment.
Note: Never initialize the TD sensor with SP3801-1 to 6, or
SP3811-1 to 5 after this replacement.
• Drum and Developer
only
Do 3801-1 to 6 to execute potential control and toner density
adjustment only for the developer(s) that were replaced.
Do 3802 to confirm that SP3801 executed successfully.
• Drum, Developer, and
Drum cleaning blade
Do 3811-1 to 6 only for the developers that were replaced. This
SP sends toner to the PCU and initializes the TD sensor.
Do 3812 to confirm that SP3811 executed correctly.
• Drum and Drum
cleaning blade only
Do 3820-2 to execute potential control and adjust toner density.
Note: Never initialize the TD sensor with SP3801-1 to 6, or
SP3811-1 to 5 after this replacement.
2. Do SP2111-1: Force Toner Position Alignment to do the MUSIC adjustment.
PCU Blades and Rollers
This section describes how to replace these parts of the drum cleaning unit:
• Drum lubricant bar
• Drum lubricant blade
• Drum lubricant brush roller
• Drum cleaning blade
• Collection coil
The procedures described below apply to both a YMC PCU and K PCU.
• However, the drum lubricant bar unit is not the same for both units. The drum lubricant bar unit is
marked "K" for the black PCU.
PCU
345
4