Gamma - Hitachi HV-D27 Operation Manual

and expand the video signal level range. Press L button to decrease the value and reduce the range.
Set to 0 by simultaneously pressing the L and R buttons for about 2 seconds.
CRISP Crispness level setting
Reduces noise when DTL setting is in the range of -128 to 127. However, at high settings, some loss
of sharpness occurs in detailed scene components. Setting range is -128 to +127. Press the R
button to increase the value and the detail noise. Press the L button to decrease the value and
reduce detail noise. Set to 0 by simultaneously pressing the L and R buttons for about 2 seconds.
H/V BALANCE Balance setting for horizontal and vertical detail amount
Setting range is -128 to +127. Press the R button to increase the value and reduce the H DTL
amount. Press the L button to decrease the value and reduce the V DTL amount. Set to 0 by
simultaneously pressing the L and R buttons for about 2 seconds.
INITIALIZE Return each item to factory settings by simultaneously pressing the L and R buttons for
about 2 seconds.

15.GAMMA

Menu for setting the gamma parameters.
1) Gamma table: Select gamma rising slope.
Standard: Standard setting.
Low: Reduce gradation in dark component.
High: Raise gradation in dark component.
2) Total gamma: Gamma correction can be adjusted from standard in the range of -64 to 63. Press R to
increase and L to decrease the gamma correction amount. Set to 0 by simultaneously pressing R and L for
about 2 seconds.
3) R Adjust: Red gamma can be fine adjusted in the range of -64 to 63. Press R to increase and L to
decrease the red gamma correction amount. Set to 0 by simultaneously pressing R and L for about 2 seconds.
4) B Adjust: Blue gamma can be fine adjusted in the range of -64 to 63. Press R to increase and L to
decrease the red gamma correction amount. Set to 0 by simultaneously pressing R and L for about 2 seconds.
5) INITIALIZE: Set to factory setting simultaneously pressing R and L for about 2 seconds.
18