![background image](http://html1.mh-extra.com/html/viewsonic/g90f-b-3/g90f-b-3_service-manual_1020355011.webp)
4.11.4 VIDEO AMPLIFIER LINEARITY INPUT STEP AT 9300
O
K
x 600mV – x 700mV < 0.007
y 600mV – y 700mV < 0.003
4.12 LIGHT
OUTPUT
AT 80 KHZ 1280X1024/75HZ MODE.
4.12.1 LL => AT BLACK PATTERN = 0.4 -1.2FL AT BRIGHTNESS 100%, CONTRAST 0%
FOR 9300
O
K
4.12.2 HL => AT WHITE BLOCK PATTERN = 37-43 FL AT BRIGHTNESS 50%, CONTRAST
100% FOR 9300
O
K
4.12.3 ABL => AT FULL-WHITE PATTERN 28-32 FL, BRIGHTNESS 50%, CONTRAST 100%
FOR 9300
O
K
4.13 BRIGHTNESS UNIFORMITY
4.13.1 > 75% MAXIMUM BETWEEN CENTER TO ANY EIGHT POINTS WITHIN THE
DISPLAY PICTURE FULL WHITE PATTERN
4.14 SIZE REGULATION
4.14.1 STATIC REGULATION
PICTURE GROWTH FROM MINIMUM LIGHT OUTPUT TO MAXIMUM LIGHT OUTPUT
SHALL BE LESS THAN 3mm WHEN PICTURE IS EXCHANGED FROM
4.14.2
DYNAMIC REGULATION
PICTURE GROWTH SHALL BE LESS THAN 1 mm WHEN PICTURE IS EXCHANGED
FROM
370mm
WHITE
BLACK
100mm
100mm
< 1 mm
A
D
F
B
C
E
H
G
CENTER
PICTURE
BEZEL
BLACK
WHITE
A
B
A'
B`
PICTURE
BEZEL
8
ViewSonic
Corporation
Co
nfidential
-
Do
Not
Copy
G90f/B-3
Summary of Contents for G90f/B-3
Page 26: ...Waveform 1 2 3 4 5 6 23 ViewSonic Corporation Confidential Do Not Copy G90f B 3...
Page 27: ...7 8 8 10 11 12 24 ViewSonic Corporation Confidential Do Not Copy G90f B 3...
Page 28: ...13 14 14 16 17 18 25 ViewSonic Corporation Confidential Do Not Copy G90f B 3...
Page 29: ...19 20 20 22 23 24 26 ViewSonic Corporation Confidential Do Not Copy G90f B 3...
Page 30: ...25 26 26 28 29 30 27 ViewSonic Corporation Confidential Do Not Copy G90f B 3...
Page 31: ...30 32 33 34 34 36 28 ViewSonic Corporation Confidential Do Not Copy G90f B 3...
Page 32: ...37 38 39 40 40 42 29 ViewSonic Corporation Confidential Do Not Copy G90f B 3...
Page 33: ...43 44 45 46 46 48 30 ViewSonic Corporation Confidential Do Not Copy G90f B 3...
Page 34: ...49 50 51 52 53 54 31 ViewSonic Corporation Confidential Do Not Copy G90f B 3...
Page 35: ...55 56 32 ViewSonic Corporation Confidential Do Not Copy G90f B 3...
Page 40: ...C PCB defined Main board 37 ViewSonic Corporation Confidential Do Not Copy G90f B 3...
Page 88: ...85 ViewSonic Corporation Confidential Do Not Copy G90f B 3...
Page 89: ...86 ViewSonic Corporation Confidential Do Not Copy G90f B 3...
Page 90: ...87 ViewSonic Corporation Confidential Do Not Copy G90f B 3...
Page 91: ...88 ViewSonic Corporation Confidential Do Not Copy G90f B 3...
Page 92: ...89 ViewSonic Corporation Confidential Do Not Copy G90f B 3...
Page 93: ...90 ViewSonic Corporation Confidential Do Not Copy G90f B 3...
Page 94: ...91 ViewSonic Corporation Confidential Do Not Copy G90f B 3...
Page 95: ...92 ViewSonic Corporation Confidential Do Not Copy G90f B 3...
Page 96: ...93 ViewSonic Corporation Confidential Do Not Copy G90f B 3...
Page 97: ...94 ViewSonic Corporation Confidential Do Not Copy G90f B 3...
Page 98: ...95 ViewSonic Corporation Confidential Do Not Copy G90f B 3...
Page 99: ...96 ViewSonic Corporation Confidential Do Not Copy G90f B 3...
Page 100: ...97 ViewSonic Corporation Confidential Do Not Copy G90f B 3...
Page 101: ...98 ViewSonic Corporation Confidential Do Not Copy G90f B 3...
Page 102: ...9 Block Diagram 99 ViewSonic Corporation Confidential Do Not Copy G90f B 3...
Page 103: ...10 Schematic Diagrams 100 ViewSonic Corporation Confidential Do Not Copy G90f B 3...
Page 104: ...101 ViewSonic Corporation Confidential Do Not Copy G90f B 3...
Page 105: ...102 ViewSonic Corporation Confidential Do Not Copy G90f B 3...
Page 106: ...103 ViewSonic Corporation Confidential Do Not Copy G90f B 3...
Page 107: ...104 ViewSonic Corporation Confidential Do Not Copy G90f B 3...
Page 108: ...11 PCB Layout Diagrams 105 ViewSonic Corporation Confidential Do Not Copy G90f B 3...