Sharp Mx 2300n Service Manual

MX-2300/2700 N/G  ADJUSTMENTS  6 – 37 (Abnormal end (Auto transition))
After completion of the operation, the simulation is canceled.
8) Use the servicing color test chart (UK0G-0283FCZZ) in the
Text/Photo mode (Manual) to check the copy color balance/
density. (Refer to the item of the copy color balance/density
check.)
If the copy color balance and density are not satisfactory, per-
form the following procedures.
9) Execute the initial setting of the half tone image correction.
(SIM 44-21)
10) Execute...

MX-2300/2700 N/G  ADJUSTMENTS  6 – 38 The density level of each color must be almost at the same
level.
Patch B may not be copied.
Patch A must not be copied.
When, however, the color balance is adjusted according to a
request from the user, there is no need to set to the standard
color balance stated above.
4) Select the color to be adjusted with the color select key, and
select the adjustment point with the scroll key.
5) Enter the adjustment value with 10-key and press [OK] key.
The adjustment value...

MX-2300/2700 N/G  ADJUSTMENTS  6 – 39 9) Make a copy of the servicing color test chart (UK0G-
0283FCZZ) and a users document according to necessity in
the Text/Printed Photo mode (Manual) and check the adjust-
ment result again. (Refer to the item of the copy color balance/
density check.)
If the copy color balance and density are not in the specified
level, repeat procedures of 7) – 9) until they are in the speci-
fied range.
The number of repeat is, however, limited to 3 times.
If the copy color...

MX-2300/2700 N/G  ADJUSTMENTS  6 – 40 • Factory target in the copy color balance adjustment (SIM 46-24)
By use of SIM 63-11, one of the following color balances can be set as the factory color balance target.
Each of the three color balances cannot be changed. (Fixed)
• Service color balance target in the copy color balance adjust-
ment (SIM 45-24).
For the service color balance target, an optional color balance
can be adjusted with SIM 46-21 and registered with SIM 63-7.
When, however, SIM 63-8 is...

MX-2300/2700 N/G  ADJUSTMENTS  6 – 41 2) Enter the SIM 63-7 mode.
3) Press [SETUP] key.
4) Set the color patch image (adjustment pattern) correctly
adjusted and printed in the copy color balance adjustment
(Manual adjustment) (SIM 46-21) (ADJ 20C) on the document
table.
The color patch image (adjustment pattern) printed with SIM
64-2 can be used instead. In this case, however, check that the
printed pattern is normal.
(When the color patch image (adjustment pattern) is printed by
SIM 64-2, set the item B...

MX-2300/2700 N/G  ADJUSTMENTS  6 – 42 2) Select the copy mode to be adjusted with the scroll key.
3) Enter the adjustment value with 10-key and press [OK] key.
4) Press [CLOSE] key in this simulation mode to jump to the nor-
mal copy mode. Make a copy and check the adjustment result.
Switch the simulation mode and the normal copy mode alter-
nately, and adjust and check the adjustment result.
Repeat switching the adjustment mode (SIM 46-1) and the
normal copy mode and changing the adjustment value and...

MX-2300/2700 N/G  ADJUSTMENTS  6 – 43 Normally individual adjustments are not required. This adjustment
is executed when there is a request from the user.
1) Enter the SIM 46-10 mode.
2) Select the copy mode to be adjusted with the mode key.
3) Select a color to change the adjustment value with the color
key.
4) Select the density level (point) to be adjusted with the scroll
key.5) Enter the adjustment value with 10-key and press [OK] key.
When the adjustment value is increased, the density is
increased....

MX-2300/2700 N/G  ADJUSTMENTS  6 – 44
 20-H Gamma/density adjustment in the text
image edge section (Normally not required)
This adjustment is used to change the reproduction level of text
and outline to an optional level by changing the gamma and the
density at the edge section of text image. The thickness of fine text
and fine lines is changed by this adjustment.
The adjustment result must be checked in the Text/Printed Photo
copy mode (Manual).
This adjustment is enabled only in the Text mode, the...

MX-2300/2700 N/G  ADJUSTMENTS  6 – 45 4) Enter the adjustment value with 10-key.
5) Press [OK] key.
6) Press [CLOSE] key to exit from the simulation.
7) Make a copy in the single color copy mode and check the
copy.
If a satisfactory result is not obtained, return to the SIM 46-25 mode
and change the adjustment value. Repeat the above procedures
until a satisfactory result is obtained.
 20-J Auto color balance adjustment by the user
(Copy color balance auto adjustment
enable setting and adjustment)
a....

MX-2300/2700 N/G  ADJUSTMENTS  6 – 46 1) Enter the SIM 46-33 mode.
2) Select COLOR AE mode with [NEXT] and [BACK] key.
3) Select the setting mode with the scroll key.Set item A (SW MODE1) – G (SW MODE7):
Used to set Enable/Disable of the background delete function
for various kinds of documents.
When the value of the set item corresponding to the document
kind is set to 1, the background delete function of the docu-
ment kind is enabled.
To reproduce the document colors directly, set this setting to
OFF...