Uneven Pitch And Jitter Image - Samsung CLX-9350ND Service Manual
Digital color laser mfp
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- Installation manual (69 pages) ,
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- Service manual (481 pages)
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7.3.7 Uneven pitch and jitter image
A. Typical faulty images
B. Troubleshooting procedure
Step
Section
1
Test Printing
2
Imaging unit
3
Main Drive Unit
4
Main Drive Unit
Laser
5
Scanning Unit
Regi roll Gear
6
7
Imaging unit
g g
8
Main Drive Unit
9
Imaging unit
10
Main Drive Unit
11
Transfer belt
unit
12
Transfer 2
roller
roller
Service Manual
CLX-9250/9350 series
7. Troubles
Paper feeding
direction
Check item
Print the halftone pattern.
Check if the jitter has occu
1.7mm or 1.2mm or 2.7m
jitter has occurred.
0.78mm or 1.1mm periodi
occurred.
After replacing the E-Clutc
drive unit, 0.78mm or 1.1m
periodic jitter has occurred
0.508mm or 0.65mm perio
has occurred.
2.5mm periodic jitter has o
94mm periodic jitter has o
j
After replacing the imagin
mm periodic jitter or band
occurred.
35mm or 62mm or 43mm
jitter or band has occurred
After replacing the imagin
mm periodic jitter or band
occurred.
52mm periodic band has o
55~56mm periodic band h
occurred.
occurred
shooting
Result
Yes
urred.
m periodic
Yes
ic jitter has
Yes
ch in main
Yes
mm
d.
odic jitter
Yes
occurred.
Yes
occurred.
Yes
g unit, 94
Yes
has
periodic
Yes
d.
g unit, 35
Yes
has
occurred.
Yes
has
Yes
7-1
57
Action
Follow next steps.
Replace the imaging unit.
Replace the E-Clutch in
Main Drive unit.
Replace the Main Drive
unit.
Replace the Laser
Scanning Unit (LSU).
Replace the Regi Roll
Gear in main unit.
Replace the imaging unit.
g g
Replace the Main Drive
unit.
Replace the imaging unit.
Replace the Main Drive
unit.
Replace the Transfer Belt
unit.
Replace the T2 roller.
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