MX-B381, MX-B401 (serv.man7). JAN 2011 REVISED SERVICE MANUAL - Sharp Copying Equipment Service Manual (repair manual). Page 118

MX-B381/B401  SIMULATION  5 – 53

*1: When REFRESH MODE setting is enabled (0), the menu of the user process control execution button is displayed on the user system 

setting menu.
When the density change is not within the allowable range, the user can perform the process control manually and forcibly. However, toner 
is consumed grater than as usual. This point must be explained to the user clearly.

Process control 
Enable/Disable 
setting

A

INITIAL

YES

When warm-up after clearing the 
counter of the OPC drum and the 
developer unit

Enable

0 - 1

0

0

NO

Disable

1

B

SW ON

When supplying the power (when 
clearing shut-off.)

Process control Disable

1 - 3

1

3

BK process control Enable

2

Pixel count judgment 
(Judgment is based on the 
setting value of item K, L.)

3

C

TIME

After passing the specified time from 
leaving READY continuously (Time can 
be changed by INTERVAL TIME)

Process control Disable

1 - 3

1

3

BK process control Enable

2

Pixel count judgment
(Judgment is based on the 
setting value of item K, L.)

3

D

HUM_LIMIT

HUM judgment is made when turning 
ON the power and after passing TIME.

Process control Disable

1 - 2

1

2

BK process control Enable

2

E

HUM

The temperature and humidity in side 
the machine are monitored only during 
a job for every 2hours (set by item N). 
When the changes in the temperature 
and the humidity are greater than the 
specified level (the set value of item O) 
in comparison with the previous 
process control.

Process control Disable

1 - 2

1

2

BK process control Enable

2

F

REV1

YES

The accumulated traveling distance of 
BK or M position OPC unit reaches the 
specified level after turning the power.

Enable

0 - 1

0

0

NO

Inhibit

1

G

REV2_BK

YES

The accumulated traveling distance of 
BK position OPC drum unit reaches the 
specified level from execution of the 
previous density correction.

Enable

0 - 1

0

0

NO

Inhibit

1

H

REFRESH 
MODE(*1)

YES

Select of YES/NO of the manual 
process control key with key operation

Key operation display

0 - 1

0

1

NO

Key operation NO display

1

I

DAY

When the next warm-up if there is no 
job after a job after passing the 
specified days from execution of the 
previous process control

Disable of the specified 
days judgment

0 - 999

0

1

1 - 999 days passing

1 - 999

Process control 
conditions 
setting

J

PIX_RATIO_BK

Magnification ratio setting (%) of the BK toner count specified value 
entry of 100 corresponds to 1k of A4 5% print.

1 - 999

10

K

INTERVAL TIME

Passing time setting of "TIME" (h: hour)

1-255 

(1-255: 1-255h passed)

12

L

HUM HOUR

Interval setting of the temperature and humidity monitoring time of 
"HUM" (h: hour)

1 - 24

2

M

HUM_DIF

Area difference specified value when compared with the execution of 
the previous process control of "HUM”

1 - 9

2

N

BK_RATIO

Magnification ratio setting (%) of the specified value of the BK position 
OPC drum traveling distance of "REV2_BK”

1-999 

(Entry of 20 corresponds 

to 100,000mm.)

15

O

HT_DIF

Bias change difference value used for judgment of HT process control

1 - 255

40

Secondary 
transfer 
cleaning setting

P

2TRAN_CLEAN_TIME1

Secondary transfer cleaning process time judgment threshold value 1

1 - 999

200

Q

2TRAN_CLEAN_TIME2

Secondary transfer cleaning process time judgment threshold value 2

1 - 999

300

R

2TRAN_CLEAN_TIME3

Secondary transfer cleaning process time judgment threshold value 3

1 - 999

500

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