Image Quality Adjustment (Fax Function) - Toshiba e-STUDIO2820C Service Handbook

3.5

Image Quality Adjustment (FAX Function)

3.5.1 Density adjustment
The center density and the density variation controlled by density adjustment keys can be adjusted as
follows.
Original mode
Color
Text/
mode
Text *
Photo
Black 714 700
729 -
* Since the gradation in this mode is reproduced in a binary image (black and white), this adjustment
should be a simple binary threshold adjustment.
<Procedure>
(1) While pressing [0] and [5] simultaneously, turn the power ON.
(2) Key in a code and press the [START] button.
(3) Key in an adjustment value.
(To correct the value once keyed in, press the [CLEAR] button.)
Press the [ENTER] or [INTERRUPT] button to store the value. → The equipment goes back to
(4)
the ready state.
(5) Turn the power OFF.
<Confirmation>
If possible, perform a Fax transmission and check the adjusted density with the image on the recipient's
side.
© 2008 TOSHIBA TEC CORPORATION All rights reserved
Item to be
adjusted
Photo
710 Manual density
center value
725 Automatic density
mode
3 - 65
<Adjustment Mode (05)>
Remarks
[TEXT/PHOTO], [PHOTO]: The larger the value
is, the darker the image becomes.
[Text]: The larger the value is, the lighter the
image becomes.
Acceptable values: 0 to 255 (Default: 128)
The larger the value is, the darker the image
becomes.
Acceptable values: 0 to 255 (Default: 128)
e-STUDIO2820C/2830C/3520C/3530C/4520C
3
ADJUSTMENT