FOR-A HVS-490 - Setting up Video Sources; Adjusting Input Signal Levels

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6. Setting up Video Sources
6-1. Adjusting Input Signal Levels
6-1-1. Proc Amp
The HVS-490 switcher provides the following Proc Amp features.
(1) Open the [SETUP > INPUT > PROCESS AMP] menu.
(2) Turn F1 to select the input to be adjusted.
(3) Turn F2 to turn ENABLE to ON and enable the PROCESS AMP feature.
(4) Adjust the black level under SETUP.
(5) Adjust luminance gain (white level) under LUM GAIN.
SETUP > INPUT > PROCESS AMP
1/3
SELECT
ENABLE
SETUP
LUM GAIN
IN01
OFF
0.0
0.0
(6) Go to PAGE 2.
(7) Adjust chrominance gain (level) under CHROMA GAIN.
(8) Adjust the color under HUE.
SETUP > INPUT > PROCESS AMP
2/3
SELECT
CHROMA GAIN
HUE
IN01
0.0
0.0
6-1-2. Video Level Clip
To maintain desired signal levels after adjusting video levels with the Proc Amp, use the Video
Level Clip function to adjust the upper and lower YPbPr color space limits. Note that Video
Level Clip can be applied only when the Proc Amp is enabled.
(1) Open [SETUP > INPUT > PROCESS AMP] menu PAGE 3.
(2) Turn F1 to select an input signal to be corrected.
(3) Signal level limits can be set under WHITE-Lv, BLACK-Lv and CHROMA respectively.
SETUP > INPUT > PROCESS AMP
3/3
SELECT
WHITE-Lv
BLACK-Lv
CHROMA
IN01
109.0
-7.0
111.0