Media Feeding; Outline; Hcf Media Feed Unit Assembly; Hcf Media Transport Roll Assembly - Lexmark W840 Service Manual
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Also See for W840:
- Service manual (371 pages) ,
- User manual (119 pages) ,
- Connection manual (19 pages)
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4024-XXX
Media feeding
Outline
The HCF feeds media from the tray to the printer through the HCF media feed unit assembly and the HCF media
transport roll assembly.
HCF media feed unit assembly
The pick roll feeds media from the tray, the feed roll, and separation roll feed media from the pick roll to the HCF
media transport roll assembly.
Rollers are driven by the media feed lift motor on the media feed unit assembly at prescribed timings.
The media fed by the feed roll and separation roll passes through the sensor (pre-feed).
The sensor (pre-feed) detects the presence of media fed from the tray.
The sensor (pre-feed) controls the HCF media feed lift motor speed, and on/off operation of the HCF pick
solenoid assembly.
HCF media transport roll assembly
This HCF media transport assembly roll transfers media fed from the HCF media feed unit assembly to the
printer.
The HCF media transport roll assembly is driven by the transport motor installed on the rear side.
The media fed with the HCF media transport roll assembly passes through the sensor (tray 5 feed-out).
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