Sharp MX-1810U, Service Manual, Page: 103 / 191

MX-3610N ADJUSTMENTS AND SETTINGS 4 – 27
2) Select the set item L with the scroll key, and enter the value
corresponding to the paper feed tray with A4 (11" x 8.5") paper
in it.
3) Press [EXECUTE] key.
The adjustment pattern is printed.
4) Measure the distance from the paper lead edge the adjustment
pattern to the image lead edge, and check to confirm that it is
in the standard adjustment value range.
Standard adjustment value: 4.0

1.0mm
If the above requirement is not met, do the following steps.
5) Select the adjustment target of the paper feed mode adjust-
ment item DENC with the scroll key.
6) Change the adjustment value.
Enter the adjustment value and press the [OK] key or the
[EXECUTE] key.
When [EXECUTE] key is pressed, the adjustment pattern is
printed.
When the adjustment value is increased, the distance from the
paper lead edge to the image lead edge is increased. When
the adjustment value is decreased, the distance is decreased.
When the set value is changed by 1, the distance is changed
by about 0.1mm.
Repeat the procedures 4) - 6) until the condition of 4) is satisfied.
ADJ 10
Color balance/density
adjustment
(1) Note before execution of the color balance/density
adjustment
* Requisite conditions before execution of the color balance/den-
sity adjustment
Before execution of the color balance/density adjustment, check
to insure that the adjustments which affect the color balance/den-
sity have been completed properly.
The importance levels of them are shown below.
(Since the following items affect the color balance/density
directly, they must be adjusted or set before execution of the
image quality adjustments.)
1) The following adjustment items must be adjusted properly.
(Though the following items affect the color balance/density,
there is no need to adjust them frequently. When, however, a
trouble occurs, they must be checked and adjusted.)
1) The following items must be adjusted properly.
Display/Item Content
Setting
range
Default
A DEN-C Printer lead edge image
position adjustment 1 - 99 30
B DEN-B Rear edge void area
adjustment 1 - 99 30
C FRONT/REAR FRONT/REAR void area
adjustment 1 - 99 20
D DENB-MFT Manual feed rear edge void
area adjustment correction
value 1 - 99 50
E DENB-CS1 Tray 1 rear edge void area
adjustment correction value 1 - 99 50
F DENB-CS2 Tray 2 rear edge void area
adjustment correction value 1 - 99 50
G DENB-CS3 Tray 3 rear edge void area
adjustment correction value 1 - 99 50
H DENB-CS4 Tray 4 rear edge void area
adjustment correction value 1 - 99 50
I DENB-LCC LCC rear edge void area
adjustment correction value 1 - 99 50
J DENB-ADU ADU rear edge void area
adjustment correction value 1 - 99 50
K DENB-HV Heavy paper correction
value 1 - 99 50
L MULTI COUNT Number of print 1 - 999 1
M PAPER MFT Tray
selection Manual
paper feed 1 - 5 1 2 (CS1)
CS1 Tray 1 2
CS2 Tray 2 3
CS3 Tray 3 4
CS4 Tray 4 5
N DUPLEX YES Duplex print
selection Yes 0 - 1 0 1 (NO)
NO No 1
4.0 1.0mm
Job
No
Adjustment item Simulation
ADJ
3
Image density
sensor adjustment ADJ
3A
Image density sensor
calibration 44-13
ADJ
5
Print engine image distortion adjustment / OPC drum
phase adjustment / Color registration adjustment
(Print engine section) 50-22/20
Job
No
Adjustment item Simulation
ADJ
1
Adjust the
developing unit ADJ
1A
Adjust the developing
doctor gap
ADJ
1B
Adjust the developing
roller main pole position
ADJ
1C
Toner density control
reference value setting 25-2
ADJ
2
Adjusting high
voltage values ADJ
2A
Adjust the main charger
grid voltage 8-2
ADJ
2B
Adjust the developing
bias voltage 8-1
ADJ
2C
Transfer current and
voltage adjustment 8-6
ADJ
8
Scan image focus adjustment 48-1