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June 2005 © TOSHIBA TEC e-STUDIO281c/351c/451c ADJUSTMENT
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3.7 Image Quality Adjustment (Scanning Function)
3.7.1 Gamma balance adjustment
The gamma balance at the Black Mode is adjusted by adjusting the density. The adjustment is per-
formed by selecting its density area from the following: low density, medium density and high density.
<Adjustment Mode (05)>
<Procedure>
(1) While pressing [0] and [5] simultaneously, turn the power ON.
(2) Key in the code corresponding to the desired original mode and press the [START] button.
(3) Key in the value corresponding to the density area to be adjusted (0, 1 or 2) and press the
[START] button.
0: Low density (L), 1: Medium density (M), 2: High density (H)
(4) Key in the adjustment value. (To correct the value once keyed in, press [CLEAR] button.)
(5) Press the [ENTER] or [INTERRUPT] button to store the value in memory. Æ The equipment goes
back to the ready state.
(6) For resetting the value, repeat step (2) to (5).
(7) Let the equipment restart and perform scanning job.
(8) If the desired image has not been attained, repeat step (1) to (7).
Item to be
adjusted
Original mode
Gray Scale
mode
Remarks
Black
Text/Photo
Black
Text
Black
Photo
Low density 880-0 881-0 882-0 883-0 The larger the value is, the
density of the item to be
adjusted becomes darker.
Acceptable values:
0 to 255. (Default: 128)
Medium density 880-1 881-1 882-1 883-1
High density 880-2 881-2 882-2 883-2