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MX-C300P MX-C300PE MX-C300PL (serv.man3)
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16
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Service Manual
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Copying Equipment / Installation Manual
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mx-c300p-mx-c300pe-mx-c300pl-sm3.pdf
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Sharp MX-C300P / MX-C300PE / MX-C300PL (serv.man3) Service Manual ▷ View online

  MX-C300P/MX-C300PE/C300PL (MAIN UNIT)  2 – 4
3.Image quality check
A. Execution items
Execute  the  checking  items  about  the  printing  quality.  Regarding
the specific procedures for the printing quality, refer to the Service
Manual [5] ADJUSTMENT.  
B. Description
(1) Print engine image distortion confirmation and
adjustment 
This adjustment performs the print engine image distortion adjust-
ment, the OPC drum phase adjustment, and the color registration
adjustment simultaneously.
1) Enter SIM50-22 mode and perform the auto registration adjust-
ment.
2) When the adjustment is completed, [EXECUTE] key returns to
the normal display, and the value of the adjustment result is dis-
played.
The current skew level for each color is displayed on the SKEW
display section.
3) Make  test  print  in  the  simulation  mode  for  checking  whether
the void, off-center and printing quality are proper. 
If the test results are not proper, refer to [5] ADJUSTMENT of
the Service Manual and perform the adjustments.   
- Void, Off-center ; SIM50-20
When the  result of  the void and the  off-center  are  not  good,
perform [ADJ5] by referring the [5] ADJUSTMENT of the Ser-
vice Manual. 
- Printing quality ; SIM64-5 (SIM67-23 can also be used as the
check)
When the result of the print quality is not good, perform [ADJ6]
by referring the [5] ADJUSTMENT of the Service Manual. 
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MX-C300P  MX-CS11 (500 SHEET PAPER FEED UNIT)  3 – 1
MX-C300P
Service Manual
 
[3] MX-CS11 (500 SHEET PAPER FEED UNIT)
1. Installation
<Precautions for installation>
Before execution of installation, check to confirm that the data lamp
under it are not lighted or blinking.
A. Turn off the power of the main unit
1)
Check to confirm that the operation panel is turned OFF, and
then turn OFF the power switch.
2)
Disconnect the power plug from the power outlet.
B. Install the main unit to the MX-CS11.
NOTE: If the main unit is combined with the MX-CS11, it must 
be used as a desktop machine and must not be used on 
the floor in order to prevent against falling.
1)
Put the main unit on the MX-CS11 so that they fit together.
NOTE: When holding the main unit, use two persons.
NOTE: When lifting / holding the main engine, never lift. Lift
the engine at the right and left cover bottoms using the hand
grab indentions provided.
2)
Pull out the trays of the main unit and MX-CS11.  
3)
Attach the main unit and MX-CS11 with the plates (Packed
item Plate A) and the screws (Packed items M4x10 P Tight
and M4x8 S Tight). 
4)
Remove the Rear cover. . 
5)
Attach the main unit and MX-CS11 with the plates (Packed
item Plate B) and the screws (Packed items M4x10 P Tight). 
C. Turn on the power of the main unit
1)
Power to the main unit.
2)
Turn ON the power switch.
2. Adjustments
A. Image off-center automatic adjustment 
(Document table mode)
1)
Enter the SIM50-10 mode.
2)
Set A4 (11" x 8.5") paper in each paper feed tray.
3)
Press [OK] key.
The adjustment pattern is printed out. (Paper is fed from the
paper feed tray.)
Perform the procedures of 2) - 3) for the printed adjustment
pattern of each paper feed tray.
4)
Press [OK] key. 
The adjustment result becomes valid.
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MX-C300P  Setting, Adjustments, Operation check  4 – 1
MX-C300P
Service Manual
 
[4] Setting, Adjustments, Operation check
1.  Firmware version check and version 
up
After installation of all the options to the machine, use SIM49-1 to
check the version of each firmware. If it is not the latest version,
upgrade it to the latest one.
2.  Function and operation check
Check that the following operations are normal.
Check item list
Equipped condition
Key-in (operation panel)
Display (operation panel)
Paper feed 
operation
Hand feed
Main unit paper 
tray
Desk unit paper 
feed tray
With the desk unit installed
Paper size detection
Originals size 
detection
Original table 
mode
Paper exit operation
MX-C300P  Setup and adjustment data recording  5 – 1
MX-C300P
Service Manual
 
[5] Setup and adjustment data recording
Print  the  various  setup  data  and  the  adjustment  data  (list)  with
SIM22-6 and keep the data.
- In case of a memory trouble, if the data is not kept, all the adjust-
ments must be made again.
-
If the data is kept, the setup values and the adjustment values
can  be  entered  without  adjustments,  shortening  the  servicing
time.
Page of 16
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