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3.4 Scan unit
This section contains the procedures for disassemblin
NOTE
NOTE
Perform the followings after replacing specified scanner
• Scanner Geometry Compensation
• Evaluate copy quality
Scanner Geometry Compensation
S
G
Refer to Scan Area Adjustment in chapter 4. Service M
Evaluate copy quality after replacing
NOTE
Specified Scanner Part : Scan Main PBA , Scan Glass
Evaluation Chart : Samsung Test Chart A3
(JC81-08430A)
Service Manual
3. Replacemen
C
i
nt Procedures
g the components of the printer Scan Unit.
r part.
ode.
the specified scanner part
s
Pass Criteria
Pass Criteria
P P
1
) 4mm Line should be printed at least in
2
2) Difference of Edge line value of
be over 2.6mm
3-1
15
(, , )
(, )
should not
SAMSUNG ELECTRONICS
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