Sharp MX 3501N - Color Laser - Copier, Service Manual

Page: 79 / 448

MX3500N ADJUSTMENTS 6 – 34
4
Change the color balance/density
adjustment factory targets.
(SIM 63-11)
Make the factory color balance target
(when adjusting the copy color
balance/density with SIM 46-24) same
as the service color balance target and
the color balance target when adjusting
the density. (SIM63-8)
No
Can the
copy color balance and
density be adjusted to satisfactory
levels with the fine
adjustment?
Perform the manual adjustment of ADJ 20C
copy color balance, density adjustment. (SIM 46-21)
Perform ADJ 20B copy color balance/
density auto adjustment. (SIM 46-24)
Enter the SIM 46-24 mode and select
A3 (11 x 17) paper. (Auto selection)
(from Previous page)
(from Previous page)
: Standard adjustment flow
Perform the initial setup of half tone
image correction. (SIM 44-21)
Execute the half tone image correction.
(Forcible execution) (SIM 44-26)
Check the copy color balance and the density.
(Check in the (Manual operation)
Text/Printed photo mode.)
(Use the test chart UKOG-0283FCZZ.)
Are the copy
color balance and density
at satisfactory
levels?
Were the
copy color balance and
density
customized?
Yes
Yes
No
No
1
*2
The number of times
is limited to 3 times
Press the EXECUTE key. (The
adjustment pattern 1 is printed.)
Set the adjustment pattern 1
on the original table, select
the FACTORY mode, and
press the EXECUTE key.
(Auto adjustment step 1)
*1
Press the OK key. (The initial
setup of half tone image correction
is automatically performed.)
Cancel SIM 46-24.
3
Use SIM 46-21 to
print the color
balance check
sheet, and check
the patch color
balance of process
black.
/Check the copy
color balance and
density.
Check in the
(Manual operation)
Text/Printed photo
mode. (Use the
test chart
UKOG-0283FCZZ.)
Are the
color balance
and density at the
satisfactory
levels?
Were all
the three kinds of
color balance/density adjustment
targets changed?
(SIM 63-11)
No
4
Yes
No
3
Auto color balance adjustment
service target is set.
Enter the SIM 63-7 mode.
Press the SETUP key.
Set the color patch image (adjustment
pattern) printed in the copy color balance/
density adjustment on the original table,
and press the EXECUTE key.
Press the REPEAT key.
Press the EXECUTE key.
Press the OK key.
Cancel SIM 63-7.
Is the color balance/
density adjustment performed
for each copy mode ?
(Does the user request
that ?)
The copy color
balance and
density adjustment
completed.
Perform the initial setup of half tone
image correction. (SIM 44-21)
Execute the half tone image correction.
(Forcible execution) (SIM 44-26)
Check the copy color balance and density.
Check in the (Manual operation)
Text/Printed photo mode.
(Use the test chart UKOG-0283FCZZ.)
Are the
copy color
balance and the density
in the specified
level ?
Yes
No
*2
The number of
times is limited to
3 times
1
Perform ADJ 20F copy color
balance/density adjustment
for each copy mode separately.
(SIM 46-10) Yes
No
Perform the printer color balance
adjustment.
Yes
Yes
Were
the three kinds of
color balance/density adjustment
targets changed?
(SIM 63-11)
Yes
No
*1: When adjusting to a customized color balance, select the
SERVICE mode.
*2: If a satisfactory result in the copy color balance or the density
cannot be obtained by repetition of this loop of procedures
3 times or more, there may be a problem in the machine conditions.
Check the cause, repair the trouble section, and execute all the
adjustment from the beginning again.