Image Quality Adjustment (Fax Function) - Toshiba e-STUDIO 5540C Service Manual

6.5

Image Quality Adjustment (FAX Function)

6.5.1 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 7533 7534
7542 -
* 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 [OK] or [INTERRUPT] button to store the value.  The equipment goes back to the
(4)
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.
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Item to be
adjusted
Photo
7535 Manual density
center value
7543 Automatic density
mode
6 - 79
<Adjustment Mode (05)>
Remarks
The larger the value is, the darker the image
becomes.
Acceptable values: 0 to 255
(Default: 128)
e-STUDIO5540C/6540C/6550C/5560C/6560C/6570C
SETTING ADJUSTMENT
6