ViewSonic VX710 Service Manual - Page 23

Digital Separate, Horizontal Polarity + Vertical Polarity

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(35) ESTABLISHED TIMING I: 640 X 480 @ 60HZ (IBM,VGA) 640 X 480 @ 67HZ (APPLE,MAC II) 640 X 480 @ 72HZ (VESA) 640 X 480 @ 75HZ (VESA) 800 X 600 @ 56HZ (VESA) 800 X 600 @ 60HZ (VESA) (36) ESTABLISHED TIMING II: 800 X 600 @ 72HZ (VESA) 800 X 600 @ 75HZ (VESA) 832 X 624 @ 75HZ (APPLE,MAC II) 1024 X 768 @ 60HZ (VESA) 1024 X 768 @ 70HZ (VESA) 1024 X 768 @ 75HZ (VESA) 1280 X 1024 @ 75HZ (VESA) (37) MANUFACTURER'S RESERVED TIMING: 1152 X 870 @ 75HZ (APPLE,MAC II) (38-53) STANDARD TIMING IDENTIFICATION: 1280 X 1024 @60HZ 1152 X 864 @75HZ 1024 X 768 @85HZ 800 X 600 @85HZ 640 X 480 @85HZ 640 X 400 @70HZ NOT USED NOT USED (54-71) DETAILED TIMING / DESCRIPTOR BLOCK 1: 1280X1024 PIXEL CLOCK: 108.00 MHZ HORIZONTAL IMAGE SIZE: 338 MM VERTICAL IMAGE SIZE: 270 MM REFRESHED MODE: NON-INTERLACED NORMAL DISPLAY - NO STEREO HORIZONTAL: ACTIVE TIME: 1280 PIXELS SYNC OFFSET: 48 PIXELS BORDER: 0 PIXELS BLANKING TIME: 408 PIXELS SYNC PULSE WIDTH: 112 PIXELS FREQUENCY: 63.98 KHZ VERTICAL: ACTIVE TIME: 1024 LINES SYNC OFFSET: 1 LINES BORDER: 0 LINES BLANKING TIME: 42 LINES SYNC PULSE WIDTH: 3 LINES FREQUENCY: 60.02 HZ DIGITAL SEPARATE, HORIZONTAL POLARITY (+) VERTICAL POLARITY ViewSonic Corporation Confidential - Do Not Copy VX710 20

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(35)
ESTABLISHED TIMING I:
640 X 480 @ 60HZ (IBM,VGA)
640 X 480 @ 67HZ (APPLE,MAC II)
640 X 480 @ 72HZ (VESA)
640 X 480 @ 75HZ (VESA)
800 X 600 @ 56HZ (VESA)
800 X 600 @ 60HZ (VESA)
(36)
ESTABLISHED TIMING II:
800 X 600 @ 72HZ (VESA)
800 X 600 @ 75HZ (VESA)
832 X 624 @ 75HZ (APPLE,MAC II)
1024 X 768 @ 60HZ (VESA)
1024 X 768 @ 70HZ (VESA)
1024 X 768 @ 75HZ (VESA)
1280 X 1024 @ 75HZ (VESA)
(37)
MANUFACTURER'S RESERVED TIMING:
1152 X 870 @ 75HZ (APPLE,MAC II)
(38-53)
STANDARD TIMING IDENTIFICATION:
1280 X 1024 @60HZ
1152 X 864 @75HZ
1024 X 768 @85HZ
800 X 600 @85HZ
640 X 480 @85HZ
640 X 400 @70HZ
NOT USED
NOT USED
______________________________________________________________________
(54-71)
DETAILED TIMING / DESCRIPTOR BLOCK 1:
1280X1024
PIXEL CLOCK: 108.00 MHZ
______________________________________________________________________
HORIZONTAL IMAGE SIZE: 338 MM
VERTICAL IMAGE SIZE: 270 MM
REFRESHED MODE: NON-INTERLACED
NORMAL DISPLAY - NO STEREO
HORIZONTAL:
ACTIVE TIME: 1280 PIXELS
BLANKING TIME: 408 PIXELS
SYNC OFFSET: 48 PIXELS
SYNC PULSE WIDTH: 112 PIXELS
BORDER: 0 PIXELS
FREQUENCY: 63.98 KHZ
VERTICAL:
ACTIVE TIME: 1024 LINES
BLANKING TIME: 42 LINES
SYNC OFFSET: 1 LINES
SYNC PULSE WIDTH: 3 LINES
BORDER: 0 LINES
FREQUENCY: 60.02 HZ
DIGITAL SEPARATE, HORIZONTAL POLARITY (+) VERTICAL POLARITY (+)
______________________________________________________________________
20
ViewSonic Corporation
Co
nfidential
- Do Not Copy
VX710