MX-5500N, MX-6200N, MX-7000N (serv.man72). Installation Manual-Main Unit - Sharp Copying Equipment Service Manual (repair manual). Page 19

MX-7000N  MX-5500N/6200N/7000N  1 – 19

3)

Set the color patch image (adjustment pattern) paper printed
on the document table.
Place the printed color patch image (adjustment pattern) paper
so that the thin lines on the paper are on the left side. At this
time, place 5 sheets of white paper on the printed color patch
image (adjustment pattern) paper.

4)

Press [FACTORY] key, and press [EXECUTE] key.

The copy color balance adjustment is automatically executed
and prints the color balance check patch image. Wait until the
operation panel shown in the next procedure is displayed.

5)

Press [OK] key.

NOTE:
Do not cancel the simulation until "PLEASE QUIT THIS
MODE" is displayed.

6)

Check the color balance and density.
Check to insure that the printed color balance check patch
image is within the following specifications.

The print density must be changed gradually from the lighter
level to the darker level. The density changing direction must
not be reversed.
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.

Check that the following operations are normal.

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 are not kept, all the

adjustments must be made again.

• If the data are kept, the setup values and the adjustment values

can be entered without adjustments, shortening the servicing
time.

SIMULATION NO.67-24

TEST

PRINTER ENGINE HALFTONE AUTO ADJUSTMENT MODE

PLEASE SELECT THE MODE (FACTORY) OR (SERVICE) AND PLACE

THE PRINTED TEST PATCH ON DOCUMENT GLASS THEN PRESS [EXECUTE].

*LIGHT AREA AT LEFT SIDE ON DOCUMENT GLASS.

,

SERVICE

FACTORY

EXECUTE

CLOSE

CLOSE

SIMULATION NO.67-24

TEST

PRINTER ENGINE HALFTONE AUTO ADJUSTMENT MODE

OK

CONFIRM THE ADJUSTED PATCH AND PRESS [OK] TO REGISTER THIS PATCH DATA

PRESS [REPEAT] TO CONTINUE THIS PROCEDURE.

REPEAT

SIMULATION NO.67-24

TEST

PRINTER ENGINE HALFTONE AUTO ADJUSTMENT MODE

CLOSE

COMPLETED THIS PROCEDURE.

PLEASE QUIT THIS MODE.

Key-in (operation panel)
Display (operation panel)
Paper feed 
operation

Hand feed
Paper tray

Paper size detection
Originals size 
detection

Original table 
mode
DSPF mode

DSPF 
operation/
duplex 
operation

S-S mode
D-S mode
S-D mode
D-D mode

Bookbinding operation

When the finisher is installed

Stapling operation

When the finisher is installed

Grouping operation

When the finisher is installed

Sorting operation

When the finisher is installed

High density

Low density

Fig. 1 PG image

Max

A

B

C

D

E

F

G

H

I

J

K

L

M

N

O

C

M

Y

Bk

1) Max. density section

is not blurred.

3) Patch for each of C, M, Y, BK

The patch density is identical between patches or not reversed.
The patch density is changed gradually.

2) Patch C or D of each of Y, C,

M, Bk is very slightly copied.

Patch A of Y, M, C, and
BK are not copied.