Toshiba e-STUDIO656 - Gamma Balance Adjustment

e-STUDIO556/656/756/856(Ver03) © 2012 TOSHIBA TEC CORPORATION All rights reserved
ADJUSTMENT
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6.4.7 Gamma balance adjustment
The density is adjusted by adjusting the gamma balance. The adjustment is performed by selecting its
density area from the following: low density, medium density and high density.
< Adjustment Mode (05) >
Note:
Changing the adjustment setting influences the adjacent density area slightly.
E.g.: When the value of the medium density is larger, the adjacent areas in the low density and
high density range will become slightly darker.
<Procedure>
(1) While pressing [0] and [5] simultaneously, turn the power ON.
(2) Key in the codes to be adjusted 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 [C] button.)
(5) Press the [OK] or [INTERRUPT] button to store the value in memory. ¨ The equipment goes back
to the ready state.
(6) For resetting the value, repeat step (2) to (5).
(7) Press the [FAX] button and then the [START] button. Then perform test copying.
(8) If the image density has not been attained, repeat step (2) to (7).
Language and screen
Item to be
adjusted
Remarks
Text/
Photo
Text Photo
Color
Docume
nt
User
Custom
7190-0 7191-0 7192-0 7193-0 7276-0 Low density The larger the value is, the
density of the item to be
adjusted becomes darker.
Acceptable values:0 to 255.
(Default: 128)
7190-1 7191-1 7192-1 7193-1 7276-1 Medium density
7190-2 7191-2 7192-2 7193-2 7276-2 High density