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3.)Into factory mode of VA503b/VA503m
A
、
First Power off, then press Switch 2 button along with press Power button will activate
the factory mode, then MCU will do AUTO LEVEL automatically. Meanwhile press
MENU the OSD screen will located at
LEFT TOP OF PANEL
.
4.)Bias adjustment :
Set the
Contrast
to 70
Adjust the
Brightness
to 100
.
5.)Gain adjustment :
Move cursor to “-F-” and press MENU key
A
、
Adjust 9300 color-temperature
(1)
、
Switch the Chroma-7120 to
RGB-Mode
(with press “MODE” button )
(2)
、
Switch the MEM. channel to Channel 9 ( with up or down arrow on chroma 7120 )
(3)
、
The LCD-indicator on chroma 7120 will show x = 0.283
±
0.03, y =0.298
±
0.03,
Y = 250
±
20 cd/m
2
(4)
、
Adjust the RED of color1 on factory window until chroma 7120 indicator reached
the value R=100
(5)
、
Adjust the GREEN of color1 on factory window until chroma 7120 indicator reached
the value G=100
(6)
、
Adjust the BLUE of color1 on factory window until chroma 7120 indicator reached
the value B=100
(7)
、
Repeat above procedure ( item 4,5,6) until chroma 7120 RGB value meet the
tolerance =100
±
5
B
、
Adjust 6500 color-temperature
(1)
、
Switch the chroma-7120 to
RGB-Mode
(with press “MODE” button )
(2)
、
Switch the MEM .channel to Channel 10( with up or down arrow on chroma 7120 )
(3)
、
The LCD-indicator on chroma 7120 will show x = 0.313
±
0.03, y = 0.329
±
0.03, Y =
260
±
20 cd/m
2
(4)
、
Adjust the RED of color3 on factory window until chroma 7120 indicator reached
the value R=100
(5)
、
Adjust the GREEN of color3 on factory window until chroma 7120 indicator reached
the value G=100
(6)
、
Adjust the BLUE of color3 on factory window until chroma 7120 indicator reached
the value B=100
(7)
、
Repeat above procedure ( item 4,5,6) until chroma 7120 RGB value meet the
tolerance =100
±
5
ViewSonic Corporation
VA503b-1_ VA503m-1
27
Confidential - Do Not Copy
Summary of Contents for VA503b-1
Page 25: ...Circuit Diagram ViewSonic Corporation VA503b 1_ VA503m 1 22 Confidential Do Not Copy...
Page 44: ...ViewSonic Corporation VA503b 1_ VA503m 1 41 Confidential Do Not Copy...
Page 51: ...Picture 17 ViewSonic Corporation VA503b 1_ VA503m 1 48 Confidential Do Not Copy...
Page 63: ...ViewSonic Corporation VA503b 1_ VA503m 1 60 VA503m Confidential Do Not Copy...
Page 78: ...ViewSonic Corporation Confidential Do Not Copy VA503b 1_ VA503m 1 75 11 PCB Layout Diagram...
Page 79: ...ViewSonic Corporation Confidential Do Not Copy VA503b 1_ VA503m 1 76...
Page 81: ...ViewSonic Corporation Confidential Do Not Copy VA503b 1_ VA503m 1 78 POWER PCB VIEW...
Page 82: ...ViewSonic Corporation Confidential Do Not Copy VA503b 1_ VA503m 1 79...