ViewSonic VA702B Service Manual - Page 14

IMAGE PERFORMANCE, Factory Defaults, Luminance, Display Size, Saturation, Preset Color Temperatures

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IMAGE PERFORMANCE Factory Defaults Item Contrast Brightness Color Temperature Sharpness 720x400/640x400 Defaults 70% 100% 6500K 33% 720x400 Item OSD H. Position OSD V. Position OSD Time Out OSD Background Resolution Notice Defaults 50% 50% 15 Sec On Enabled Luminance Lv (Max) - Condition: Contrast = 100% Brightness = 100% Color Temperature = 6500K Lv (Def) - Condition: Contrast = Default Brightness = Default Color Temperature = 6500K Same as the Luminance in section 4-7 "TFT LCD PANEL" Lv (Def) / Lv (Max) x 100% ≧ 85% Display Size Horizontal Display Size, Primary Preset Full Screen Vertical Display Size, Primary Preset Full Screen Saturation Contrast = Default Brightness = Default Test Pattern = 32-Gray Contrast = 100% Brightness = 100% Test Pattern = 32-Gray No visible saturation 6 - 8 level saturation (Max) Preset Color Temperatures SRGB Preset 1 9300K CCT (Max) = 10250K. CCT (Min) = 8500K Preset 2 6500K (Primary) CCT (Max) = 6950K CCT (Min) = 6100K Preset 3 5400K CCT (Max) = 5915K CCT (Min) = 4935K Preset Color Temperature Adjustability It should meet IEC 61966-2-1 (1999-10) standard Wx= 0.283 +/- 0.02, Wy= 0.298 +/- 0.02 Wx= 0.313 +/- 0.02 Wy= 0.329 +/- 0.02 Wx= 0.335 +/- 0.02 Wy= 0.350 +/- 0.02 Each color preset shall be adjustable. Red, Green, and Blue shall be individually controlled. ViewSonic Corporation Confidential - Do Not Copy 11 VA702-1_VA702b-1

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IMAGE PERFORMANCE
Factory Defaults
Item
Defaults
Item
Defaults
Contrast
70%
OSD H. Position
50%
Brightness
100%
OSD V. Position
50%
Color Temperature
6500K
OSD Time Out
15 Sec
Sharpness
33%
OSD Background
On
720x400/640x400
720x400
Resolution Notice
Enabled
Luminance
Lv (Max) –
Condition:
Contrast =
100%
Brightness = 100%
Color Temperature = 6500K
Same as the Luminance in section
4-7 “TFT LCD PANEL”
Lv (Def) –
Condition:
Contrast =
Default
Brightness = Default
Color Temperature = 6500K
Lv (Def) / Lv (Max) x 100%
≧
85%
Display Size
Horizontal Display Size, Primary Preset
Full Screen
Vertical Display Size, Primary Preset
Full Screen
Saturation
Contrast = Default
Brightness = Default
Test Pattern = 32-Gray
No visible saturation
Contrast = 100%
Brightness = 100%
Test Pattern = 32-Gray
6 – 8 level saturation (Max)
Preset Color Temperatures
S
RGB
It should meet IEC 61966-2-1 (1999-10) standard
Preset 1 9300K
CCT (Max) = 10250K.
CCT (Min)
=
8500K
Wx= 0.283 +/- 0.02,
Wy= 0.298 +/- 0.02
Preset 2 6500K (Primary)
CCT (Max) = 6950K
CCT (Min)
= 6100K
Wx= 0.313 +/- 0.02
Wy= 0.329 +/- 0.02
Preset 3 5400K
CCT (Max) = 5915K
CCT (Min) =
4935K
Wx= 0.335 +/- 0.02
Wy= 0.350 +/- 0.02
Preset Color Temperature
Adjustability
Each color preset shall be adjustable.
Red, Green,
and Blue shall be individually controlled.
ViewSonic Corporation
Confidential - Do Not Copy
VA702-1_VA702b-1
11