ViewSonic E70F Service Manual - Page 33

Video alignment / function memory reset., Focus adjustment. - windows 7 driver

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4. Video alignment / function memory reset. 4.1 INPUT 1024x768 69KHZ FULL BLACK PATTERNS. 4.2 SET CONTRAST 0%, BRIGTHNESS 100%, RGB CUT OFF 0%, RGB DRIVER 50%, TURN THE G2 (SCREEN) KNOB TO OBTAIN RASTER LIGHT O/P ABOUT 0.25FL. 4.3 BASE ON x, y READING, FIX THE STRONG GUN CUT OFF TO 130, THEN ADJUST THE OTHER TWO GUN AND SCREEN KNOB TO MEET FOLLOWING CHROMATICALLY 9300OK Æx =0.283 + 0.003, y =0.297 + 0.003, Y = 0.5 + 0.2FL, STORE THE ADJUSTMENT OF 9300oK, THEN BASE ON x, y READING, FIX THE STRONG GUN AND G2, ADJUST THE OTHER GUN TO MEET FOLLOWING CHROMATICALLY SPEC 6500OK Æ x = 0.313+ 0.003, y = 0.329 + 0.003, Y = DON'T CARE 5000OK Æ x = 0.346+ 0.003, y = 0.359 + 0.003, Y = DON'T CARE 4.4 ADJUST BRIGHTNESS TO 50%, CONTRAST 100% 4.5 APPLY 70mm x 70mm GREEN WINDOW PATTERN, ADJUST G-DRIVER TO OBTAIN GREEN WINDOW PATTERN LIGHT O/P ABOUT 30FL (9300OK) 4.6 APPLY WHITE WINDOW PATTERN, ADJUST R-DRIVER, B-DRIVER TO MEET FOLOWING CHROMATICALLY SPEC. 9300OK Æ x = 0.283 + 0.003, y = 0.297 + 0.003, Y = 45+ 2FL. For TEXT/SPREADSHEET mode 9300OK Æ x = 0.283 + 0.003, y = 0.297 + 0.003, Y = 85+ 3FL. For GRAPHIC/GAME mode 9300OK Æ x = 0.283 + 0.003, y = 0.297 + 0.003, Y = 150+ 4FL. For VIDEO/MOVIE/DVD mode 4.7 APPLY 70mm x 70mm GREEN WINDOW PATTERN, ADJUST G-DRIVER TO OBTAIN GREEN WINDOW PATTERN LIGHT O/P ABOUT 30FL (6500OK) 4.8 APPLY WHITE WINDOW PATTERN, ADJUST R-DRIVER, B-DRIVER TO MEET FOLLOWING CHROMATICALLY SPEC. 6500OK Æ x = 0.313 + 0.003, y = 0.329 + 0.003, Y = 45+ 2FL For TEXT/SPREADSHEET mode 6500OK Æ x = 0.313 + 0.003, y = 0.329 + 0.003, Y = 85+ 3FL For GRAPHICS/GAME mode 6500OK Æ x = 0.313 + 0.003, y = 0.329 + 0.003, Y = 130 + 4FL For VIDEO/MOVIE/DVD mode 4.9 APPLY 70mm x 70mm GREEN WINDOW PATTERN , ADJUST G-DRIVER TO OBTAIN GREEN WINDOW PATTERN LIGHT O/P ABOUT 30FL (5000OK) 4.10 APPLY WHITE WINDOW PATTERN, ADJUST R-DRIVER,B-DRIVER TO MEET FOLLOWING CHROMTICALLY SPEC 5000OK Æ x = 0.346 + 0.003, y = 0.359 + 0.003, Y = 45+ 2FL For TEXT/SPREADSHEET mode 5000OK Æ x = 0.346 + 0.003, y = 0.359 + 0.003, Y = 85+ 3FL For GRAPHICS/GAME mode 5000OK Æ x = 0.346 + 0.003, y = 0.359 + 0.003, Y = 130+ 4FL For VIDEO/MOVIE/DVD mode 4.11 APPLY FULL WHITE PATTERN 4.12 ADJUST OSD ABL TO OBTAIN LIGHT O/P = 30+1FL FOR ALL MODE 4.13 APPLY FULL WHITE PATTERN ADJUST CONTRAST FROM 30FL TO 10FL AND CHECK THE CHROMATICALLY MEET FOLLOWING SPEC. I x (AT CONTRST, 30) -x (AT CONTRST, 25.75) I < 0.007. I y (AT CONTRST, 30) -y (AT CONTRST, 25.75) I < 0.003. I x (AT CONTRST, 10) -x (AT CONTRST, 25.75) I < 0.007. I y (AT CONTRST, 10) -y (AT CONTRST, 25.75) I < 0.006. 4.14 FUNCTION "ALL MODE RESET. PUSH BUTTON "1" AND POWER SWITCH ON, THE PICTURE SHOULD RESTORE TO THAT OF FACTORY MODE. 4.15 USER COLOR MUST BE DEFAULTED AS 9300OK. 5. Focus adjustment. 5.1 APPLY SIGNAL ALL "ME" PATTERN AT 1024*768 69K MODE. 5.2 SET BRIGHTNESS 50% CONTRAST 100%. 5.3 SET FOCUST CONTROL FOR BEST FOCUS. ViewSonic Corporation Confidential - Do Not Copy E70f+SB-3 30

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4.
Video alignment / function memory reset.
4.1
INPUT 1024x768 69KHZ FULL BLACK PATTERNS.
4.2
SET CONTRAST 0%, BRIGTHNESS 100%, RGB CUT OFF 0%, RGB DRIVER 50%, TURN THE G2 (SCREEN) KNOB TO OBTAIN
RASTER LIGHT O/P ABOUT 0.25FL.
4.3
BASE ON x, y READING, FIX THE STRONG GUN CUT OFF TO 130, THEN ADJUST THE OTHER TWO GUN AND SCREEN KNOB TO
MEET FOLLOWING CHROMATICALLY 9300
O
K
x =0.283 +
0.003, y =0.297 +
0.003, Y = 0.5 +
0.2FL, STORE THE ADJUSTMENT OF
9300
o
K, THEN BASE ON x, y READING, FIX THE STRONG GUN AND G2, ADJUST THE OTHER GUN TO MEET FOLLOWING
CHROMATICALLY SPEC 6500
O
K
x = 0.313+
0.003, y = 0.329 +
0.003, Y = DON’T CARE
5000
O
K
x = 0.346+
0.003, y = 0.359 +
0.003, Y = DON’T CARE
4.4
ADJUST BRIGHTNESS TO 50%, CONTRAST 100%
4.5
APPLY 70mm x 70mm GREEN WINDOW PATTERN, ADJUST G-DRIVER TO OBTAIN GREEN WINDOW PATTERN LIGHT O/P ABOUT
30FL (9300
O
K)
4.6
APPLYWHITE WINDOW PATTERN, ADJUST R-DRIVER, B-DRIVER TO MEET FOLOWING CHROMATICALLY SPEC.
9300
O
K
x = 0.283 +
0.003, y = 0.297 +
0.003, Y = 45+
2FL. For TEXT/SPREADSHEET mode
9300
O
K
x = 0.283 +
0.003, y = 0.297 +
0.003, Y = 85+
3FL. For GRAPHIC/GAME mode
9300
O
K
x = 0.283 +
0.003, y = 0.297 +
0.003, Y = 150+
4FL. For
VIDEO/MOVIE/DVD mode
4.7
APPLY 70mm x 70mm GREEN WINDOW PATTERN, ADJUST G-DRIVER TO OBTAIN GREEN WINDOW PATTERN LIGHT O/P ABOUT
30FL (6500
O
K)
4.8
APPLY WHITE WINDOW PATTERN, ADJUST R-DRIVER, B-DRIVER TO MEET FOLLOWING CHROMATICALLY SPEC.
6500
O
K
x = 0.313 +
0.003, y = 0.329 +
0.003, Y = 45+
2FL For TEXT/SPREADSHEET mode
6500
O
K
x = 0.313 +
0.003, y = 0.329 +
0.003, Y = 85+
3FL For GRAPHICS/GAME mode
6500
O
K
x = 0.313 +
0.003, y = 0.329 +
0.003, Y = 130 +
4FL For VIDEO/MOVIE/DVD mode
4.9
APPLY 70mm x 70mm GREEN WINDOW PATTERN , ADJUST G-DRIVER TO OBTAIN GREEN WINDOW
PATTERN LIGHT O/P ABOUT 30FL (5000
O
K)
4.10 APPLY WHITE WINDOW PATTERN, ADJUST R-DRIVER,B-DRIVER TO MEET FOLLOWING
CHROMTICALLY SPEC
5000
O
K
x = 0.346 +
0.003, y = 0.359 +
0.003, Y = 45+
2FL For TEXT/SPREADSHEET mode
5000
O
K
x = 0.346 +
0.003, y = 0.359 +
0.003, Y = 85+
3FL For GRAPHICS/GAME
mode
5000
O
K
x = 0.346 +
0.003, y = 0.359 +
0.003, Y = 130+
4FL For VIDEO/MOVIE/DVD mode
4.11 APPLY FULL WHITE PATTERN
4.12 ADJUST OSD ABL TO OBTAIN LIGHT O/P = 30+1FL FOR ALL MODE
4.13 APPLY FULL WHITE PATTERN ADJUST CONTRAST FROM 30FL TO 10FL AND CHECK THE CHROMATICALLY MEET FOLLOWING
SPEC.
I
x (AT CONTRST, 30) –x (AT CONTRST, 25.75)
I
< 0.007.
I
y (AT CONTRST, 30) –y (AT CONTRST, 25.75)
I
< 0.003.
I
x (AT CONTRST, 10) –x (AT CONTRST, 25.75)
I
< 0.007.
I
y (AT CONTRST, 10) –y (AT CONTRST, 25.75)
I
< 0.006.
4.14 FUNCTION “ALL MODE RESET.
PUSH BUTTON “1” AND POWER SWITCH ON, THE PICTURE SHOULD RESTORE TO THAT OF FACTORY MODE.
4.15 USER COLOR MUST BE DEFAULTED AS 9300OK.
5.
Focus adjustment.
5.1
APPLY SIGNAL ALL “ME” PATTERN AT 1024*768 69K MODE.
5.2
SET BRIGHTNESS 50% CONTRAST 100%.
5.3
SET FOCUST CONTROL FOR BEST FOCUS.
30
ViewSonic Corporation
Co
nfidential - Do Not Copy
70f+SB-3
E