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Technology > Image Formation System > Various Types of Control > Drum cleaning
Technology > Image Formation System > Various Types of Control > Drum cleaning
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Secondary Transfer External Roller Engage/Disengage Control
Prevent dirt on the secondary transfer external roller.
Timing
• Engagement ; At the time of printing, at the time of secondary transfer external roller
cleaning.
• Disengagement : Other timing.
Description
1) The separation cam rotates, driven by M13.
2) Driven by the rotation of the separation cam, the secondary transfer external roller
engages/disengages to/from the ITB.
3) The position of the secondary transfer external roller is detected by PS17.
< Disengage >
Disengage
Secondar transfer external roller
Secondary transfer
external roller
engage/disengage motor
Cam
Cam
Secondary transfer
internal
roller
Secondar transfer
internal roller
ITB
< Engage >
Engage
ITB
Secondary transfer
external roller
engage/disengage
sensor
Secondary
transfer external
roller
Secondary transfer
external roller engage/disengage sensor
Sensor flag
Sensor flag
M13
PS17
PS17
PS17
Engage
Disengage
Related Error Code
• Disengagement of the secondary transfer external roller error
E077-0001:
When the secondary transfer external roller disengages, disengage
sensor flag can't be detected.
F-2-61
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Drum cleaning
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Overview
Remove the residual toner remained on the photosensitive drum.
Drum
cleaning unit
M7
Scraper
Toner feed screw
Drum cleaning blade
Drum cleaning pre-exposure LED (LED2)
Magnet roller
Part Name
Function
Drum Cleaning unit
Remove the residual toner remained on the photosensitive drum.
Magnet roller
Coat the photosensitive drum surface with an even and thin toner
layer.
Cleaning blade
Remove the toner on the photosensitive drum surface.
Wate toner feed screw
Feed the toner in the drum cleaning unit.
Drum Cleaning Pre-exposure
unit
Remove the drum memory on the photosensitive drum surface.
Part Name
Function
M7
Drum cleaning drive motor
Rotation the drum cleaning screw and magnet roller.
LED2
Drum cleaning pre-exposure LED Expose the photosenitive drum.
Related Error Code
• Drum cleaning drive motor error
E016-0010: While driving, lock comes off 5 times consecutively.
E016-0011: During standby, off-timing lock is detected
F-2-62
T-2-39
T-2-40
Содержание imagePRESS 1110
Страница 242: ...3 3 Periodical Service Periodical Service Periodical service item ...
Страница 655: ...5 5 Adjustment Adjustment Overview When replacing parts Major adjustment ...
Страница 733: ...7 7 Error Code Error Code Overview Location Code Pickup Position Code Pickup size Error Code Jam Code Alarm Code ...
Страница 944: ...8 8 Service Mode Service Mode Overview COPIER FEEDER SORTER BOARD Situation Mode ...
Страница 1555: ... Service Tools General Circuit Diagram General Timing Chart Operator Maintenance Appendix ...