Gamma Balance Adjustment (Black Mode) - Toshiba e-STUDIO2820C Service Handbook

3.3.2

Gamma balance adjustment (Black Mode)

The gamma balance is adjusted by adjusting the density at the Black Mode. The adjustment is per-
formed by selecting its density area from the following: low density, medium density and high density.
Color
Smooth Detail
mode
(PS)
Black 7315-0 7316-0
7315-1 7316-1
7315-2 7316-2
Notes:
• Be sure that this adjustment be made after performing
adjustment".
• 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 (language and screen) 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 1: Medium density 2: High density
(4) Key in the adjustment value. (To correct the value once keyed in, press the [CLEAR] button.)
(5) Press the [ENTER] 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) Let the equipment restart and perform the printing job.
(8) If the image density has not been attained, repeat step (1) to (7).
e-STUDIO2820C/2830C/3520C/3530C/4520C
ADJUSTMENT
Language and screen
Smooth Detail
(PS) (PCL) (PCL)
7317-0 7318-0
7317-1 7318-1
7317-2 7318-2
Item to
Smooth Detail
adjusted
(XPS) (XPS)
7319-0 7320-0 Low
density
7319-1 7320-1 Medium
density
7319-2 7320-2 High
density
P.3-46 "3.3.1 Automatic gamma
© 2008 TOSHIBA TEC CORPORATION All rights reserved
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<Adjustment Mode (05)>
be Remarks
The larger the value is,
the density of the item
to be adjusted
becomes darker.
Acceptable values: 0
to 255
(Default: 128)