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Chapter 6 Principles of Operation
6 – 36
3.7 Xerographics
3.7.1 Major functions
- PRINT HEAD
PRINT HEAD (Raster Output Scanner Assembly) is an exposure unit to generate laser beams to
form electrostatic latent image on the drum surface.
In this manual, the PRINT HEAD is referred to as PRINT HEAD.
The PRINT HEAD mainly consists of the following parts:
- LD ASSY
- Scanner ASSY
- SOS PWB
- Lens
- Mirror
- Window
- IMAGING DRUM
IMAGING DRUM carries out a series of operation in the print process such as charging, and
transfer.
IMAGING DRUM mainly consists of the following parts.
- Drum (Y) - Refresher (Y)
- Drum (M) - Refresher (M)
- Drum (C) - Refresher (C)
- Drum (K) - Refresher (K)
- RTC (Y) - IDT 2
- RTC (M) - IDT 2 Cleaner
- RTC (C) - Tricle
- RTC (K)
- IDT 1 (2)
- IDT 1 cleaner (2)
- DEVELOPER FRAME
DEVELOPER FRAME is an equipment which develops images in the print process.
DEVELOPER FRAME consists of the components as listed below.
- Developer (Y)
- Developer (M)
- Developer (C)
- Developer (K)