Dell 3010CN Service Manual
Download Service manual of Dell 3010cn - Color Laser Printer Printer for Free or View it Online on All-Guides.com.
Brand: Dell
Category: Printer
Type: Service manual for Dell 3010cn - Color Laser Printer
Pages: 638 (28.93 Mb)
6 - 25
3.2 XERO CRU
3.2.1 Main function
XERO CRU consists of Belt, Belt Cleaner, Drum, Drum Cleaner, 1st BTR and toner collection
box of each cleaner, and Crum, Sensor TR0, Sensor ADC, Sensor IBT Retract, Sensor
Environment, P/R Motor, IBT Brush Motor, IBT Cleaner Retract Motor and BCR Retract
Solenoid are attached inside this device.
T XERO CRU
• Belt is used to transfer toner image of each color developed on drum surface to IBT Belt by
1st BTR for each color, and to form completed toner image made by overlapping 4 colors.
After the completed toner image of 4 colors is created, the completed toner image is
transferred onto paper (2nd transfer) by negative charge induced by 2nd BTR.
• After toner remaining on the surface of belt is scraped off by Cleaning Blade in Belt Cleaner,
it is absorbed by positive voltage charged brush and collected in the disposal toner box.
Sensor IBT Retract
IBT Cleaner
Retract Motor
CRUM XERO
IBT Brush Motor
Sensor TR0
P/R Motor
Sensor Environment
Sensor ADC
Full Toner Sensor
Cleaning BladeCleaner Brush
Drum Cleaner
1ST BTR
Drum
Belt
Leg_Sec06_056FB
Chapter 6 Principles of Operation