Samsung SCX-5315F Service Manual page 56
Scx-5315f series digital laser mfp
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Also See for SCX-5315F:
- Service manual (103 pages) ,
- User manual (69 pages) ,
- Product manual (12 pages)
Table of Contents
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All Black
Digital Printer
Digital Printer
Digital Printer
Digital Printer
Digital Printer
All black in
printing area?
YES
Is charge
voltage supplied
from HVPS?
YES
Is the
Hsync/ signal received
in LSU?
YES
Charge part's contact
is bad -> Repair or
replace Drum cartridge
Samsung Electronics
Does the
NO
video data line to LSU
transit to High/Low when
printing?
Replace LSU
NO
NO
NO
YES
Repair or replace HVPS
Replace LSU
Troubleshooting
Check the path among video
controller, engine board,
HVPS, LSU for the shortage
or open -> Repair or replace
the boards
4-23
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Table of Contents
Troubleshooting
