Toshiba e-STUDIO3511, Руководство по обслуживанию, Страница: 228 / 552

e-STUDIO3511/4511 ADJUSTMENT 3 - 38 November 2003 © TOSHIBA TEC
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 performed
by selecting its density area from the following: low density, medium density and high density.
Remarks
The larger the value is, the density
of the item to be adjusted becomes
darker.
Acceptable values: 0 to 255.
(Default: 128)
<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.
→
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
Low density
Medium density
High density
Black
Text/Photo
880-0
880-1
880-2
Black
Text
881-0
881-1
881-2
Black
Photo
882-0
882-1
882-2
Gray Scale
mode
883-0
883-1
883-2
Original mode
<Adjustment Mode (05)>