Process - Toshiba e-STUDIO2820C Service Handbook

2.4.4

Process

Classifi-
Code
cation
200 Develop- Initialization of
ment color auto-
toner sensor
201
light amount
correction tar-
202
get value
203
204
388 Image Output value
control display of
image quality
sensor
389
390-0
390-1
390-2
390-3
391-0 Image Output value
control display of
image quality
sensor
391-1
391-2
391-3
394 Image Enforced performing of
control image quality open-loop
control
395 Image Enforced performing of
control image quality color closed-
loop control
e-STUDIO2820C/2830C/3520C/3530C/4520C
SELF-DIAGNOSTIC MODE
Adjustment mode (05)
Func-
Items
tion
All ALL
(Y,M,C,K)
Y ALL
M ALL
C ALL
K ALL
When the ALL
light
source is
OFF
Transfer ALL
belt sur-
face
High den- ALL
sity pat-
tern Y
High den- ALL
sity pat-
tern M
High den- ALL
sity pat-
tern C
High den- ALL
sity pat-
tern K
Low den- ALL
sity pat-
tern Y
Low den- ALL
sity pat-
tern M
Low den- ALL
sity pat-
tern C
Low den- ALL
sity pat-
tern K
ALL
ALL
2 - 26
Default
<Accept-
RAM
able
value>
- M The value starts chang-
<0-255> ing approx. 3 minutes
after this adjustment
- M
started.
<0-255>
The value is automati-
- M
cally set during this
<0-255>
adjustment (approx. 2
- M
minutes).
<0-255>
(As the value increases,
- M
the sensor output
<0-255>
increases correspond-
ingly.)
Ch.3.1.2
0 M Displays the output
<0-1023> value of image quality
sensor when the sensor
light source is OFF.
0 M Displays the output
<0-1023> value of image quality
sensor (when there is
no test pattern) on the
transfer belt.
0 M Displays the output
<0-1023> value of image quality
sensor when a high-
density test pattern is
0 M
written.
<0-1023>
The larger the value is,
the smaller the toner
0 M
amount adhered
<0-1023>
becomes.
0 M
<0-1023>
0 M Displays the output
<0-1023> value of image quality
sensor when a low-den-
sity test pattern is writ-
0 M
ten.
<0-1023>
The larger the value is,
the smaller the toner
0 M
amount adhered
<0-1023>
becomes.
0 M
<0-1023>
- - Performs the image
quality open-loop con-
trol.
- M Performs the image
quality closedloop con-
trol.
© 2008 TOSHIBA TEC CORPORATION All rights reserved
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