H. Image Density Adjustment - Sharp MX-M350 Service Manual

H. Image density adjustment

The image density adjustment is required for the following copy
quality mode by using the simulation.
There are two methods; the collective adjustment and the individ-
ual adjustment of the copy quality mode.
• Copy mode
Copy quality mode Collective
Binary Auto mode
value Character mode
mode Character/Photo mode
Photo mode
• FAX mode
Normal Binary value AUTO
mode mode EXP1.0
EXP2.0
EXP3.0
EXP4.0
EXP5.0
Small text Binary value AUTO
mode mode EXP1.0
EXP2.0
EXP3.0
EXP4.0
EXP5.0
Half tone AUTO
mode EXP1.0
EXP2.0
EXP3.0
EXP4.0
EXP5.0
Fine mode Binary value AUTO
mode EXP1.0
EXP2.0
EXP3.0
EXP4.0
EXP5.0
Half tone AUTO
mode EXP1.0
EXP2.0
EXP3.0
EXP4.0
EXP5.0
Super fine Binary value AUTO
mode mode EXP1.0
EXP2.0
EXP3.0
EXP4.0
EXP5.0
Half tone AUTO
mode EXP1.0
EXP2.0
EXP3.0
EXP4.0
EXP5.0
600dpi Binary value AUTO
mode mode
EXP1.0
EXP2.0
EXP3.0
EXP4.0
EXP5.0
Half tone AUTO
mode
EXP1.0
EXP2.0
EXP3.0
EXP4.0
EXP5.0
Individual
Adjustment
adjustment
SIM46-2
SIM46-9
SIM46-10
SIM46-11
Individual
Adjustment
adjustment
SIM46-12 SIM46-13
SIM46-14
SIM46-15
SIM46-16
SIM46-45
MX-M350/M450 N/U ADJUSTMENTS 8 - 13
(1) Copy mode
a. Test chart setting
1) Place a test chart (UKOG-0162FCZZ) on the original table as
shown below.
2) Place several sheets of A3 (11 x 17) white paper
(Sharp's specified paper) on the test chart at the rear refer-
ence.
UKOG-0162FCZZ
1 2 3 4 5
Test chart comparison
UKOG- 1 2 3
0162FCZZ
DENSITY No.
UKOG- 0.1 0.2
0089CSZZ
DENSITY No.
KODAK GRAY 1
SCALE
SHARP
CORPORATION
MADE IN JAPAN
b. Density adjustment procedure
<1> Collective adjustment of two or more copy quality modes
Normally this adjustment is performed with SIM 46-2. In this
method, two or more copy density adjustments in different modes
can be adjusted collectively.
1) Execute SIM 46-2.
(Binary value mode)
Quality mode
AE3.0 (AE)
CH3.0 (Character)
MIX3.0 (Character/Photo)
PH3.0 (Photo)
6 7 8 9 10
4 5 6 7 8 9 10 W
0.3 0.5 1.9 0
2 3 4 19 A
Linked simulation data
SIM46-9
SIM46-10
SIM46-11
W