Read Sharp MX-7090N / MX-8090N (serv.man3) Service Manual online
MX-8090N MX-7090N/8090N (MAIN UNIT) 2 – 14
(2) FR density variation correction
Before executing this adjustment, be sure to check the follow-
ing items.
* There must be a tray with A4 (LT) paper in it.
ing items.
* There must be a tray with A4 (LT) paper in it.
A. FR density variation correction
1) Enter the SIM 61-11 mode.
2) Press [DATA] key. Confirm that all the values become 50.
2) Press [DATA] key. Confirm that all the values become 50.
If the values are 50 other values, execute SIM61-13.(LASER
POWER CORRECTION DATA CLEAR).
*case: readjustment etc
*case: readjustment etc
3) Press [BACK] key and return to SIM61-11 mode screen.
Press [AUTO CORRECTION] key.
4) Press [EXECUTE] key, and self printing of the adjustment
patch is started.
5) Set the printed sample so that the arrow direction is fit with the
left edge section for scanning on the OC in the A4R(LTR)
direction, and press [EXECUTE] key. Place 5 sheets of white
paper on the printed adjustment pattern.
6) After pattern reading for the adjustment, the adjustment result
pattern is printed automatically, and adjustment is completed.
NOTE:
NOTE:
1) If the density between front and rear is still uneven
after the adjustment, press [RETRY] key and perform
the steps 4) to 6).
As you repeat this procedure, the accuracy of this
As you repeat this procedure, the accuracy of this
adjustment will increase that expected to remedy the
color unevenness between front and rear.
2) [Setting the correction value back to default value
(for readjustment)]
Clear the adjustment by Sim 61-13. Make sure to exe-
Clear the adjustment by Sim 61-13. Make sure to exe-
cute this adjustment again after the clearance.
(3) Copy/Printer color balance and density adjustment
(Automatic adjustment)
When a printer option is installed, be sure to execute the above
item.
1) Enter the SIM46-74 mode.
1) Enter the SIM46-74 mode.
2) Press [EXECUTE] key.
The high density process control is performed, and the copy
color patch image (adjustment pattern) is printed out.
(A4/11" x 8.5" or A3/11" x 17" paper is automatically selected.)
3) Set the color patch image (adjustment pattern) printed in the
procedure 2) on the document table. Place the color patch
image so that the fine lines are on the left side. At that time,
place 5 sheets of white paper on the printed color patch image
(adjustment pattern).
ǂǂǂ6,08/$7,21ǂǂ12
&/26(
7(67
(1*,1($872$'-8670(176(59,&(
(;(&87(
35(66>(;(&87(@72352&21(;(&87,21$1'35,177+(7(673$7&+
3/($6(86(63(&,),('7<3(2)$$25;;6,=(3$3(5
)257+,6$'-8670(17
ǂǂǂ6,08/$7,21ǂǂ12
&/26(
7(67
(1*,1($872$'-8670(176(59,&(
(;(&87(
352&21(;(&87,1*
Click on the first or last page to see other MX-7090N / MX-8090N (serv.man3) service manuals if exist.