MX-4100N, MX-4101N, MX-5000N, MX-5001N (serv.man13). Service Manual-Section 5-Adjustments - Sharp Copying Equipment Service Manual (repair manual). Page 11

MX-4101N  ADJUSTMENTS  5 – 11

5)

Open the process front cover, and pull out the primary transfer
belt unit.

6)

Install the color image density sensor (image registration sen-
sor F) calibration jig (UKOG-0318FCZZ) to the sensor housing
section.
Engage the pawls (A) in the sensor housing groove, and slide
it to the rear frame side.

NOTE: Be careful not to damage the PTC terminal.

7)

Turn on the power and enter SIM44-13 mode.

8)

Close the right cover unit (secondary transfer unit section).

9)

Install the waste toner bottle to the main unit.

10) Close the front cabinet.
11) Press [EXECUTE] key.

Color image sensor (image registration sensor F) calibration is
automatically executed. When the operation is completed, the
adjustment result is displayed and [EXECUTE] key returns to
the normal display.

If the adjustment is not completed normally, "ERROR" is displayed.
In that case, check the following sections for any abnormality. If any
abnormality is found, repair and execute calibration again.
If an error occurs, the adjustment result is not revised.
• Color image density sensor
• PCU  PWB
• Image sensor calibration jig (standard reflection sheet dirt,

scratch, discoloration)

• Image density sensor calibration plate

NOTE: Store the image sensor calibration jig under low tempera-

ture, low humidity and dark place.

 

NOTE: This adjustment executes automatically at the outset of

registration adjustment operation and process control oper-
ation as well as SIM44-2.

1)

Enter SIM44-2 mode.

2)

Press [EXECUTE] key.
The color image density sensor (image registration sensor F),
the black image density sensor (image registration sensor R)
are automatically adjusted.
After completion of the adjustment, the adjustment result is
displayed and [EXECUTE] key returns to the normal display.

EXECUTE

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PCS_CL 
CARB OUT

Color image density sensor 
LED current adjustment 
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108

B

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LED ADJ

Color image density sensor 
LED current adjustment 
target value (PCS CL CARB 
OUT) registered LED current 
level

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