Acer AL1722 AL1722 Service Guide - Page 13

Supported Timing Modes Resolution Horizontal Frequency Vertical Frequency VESA VGA SVGA XGA SXGA 640x480 640x480 800x600 800x600 1024x768 1024x768 1024x768 1280x1024 1280x1024 31.469 37.500 37.879 46.875 48.363 56.476 60.023 64.000 80.000 59.940 75.000 60.317 75.000 60.004 70.069 75.029 60.000 75.000 IBM DOS 720x400 31.469 70.087 MAC ٛ. Support Modes XGA 1024x768 1024x768 48.780 60.241 60.001 74.927 There will be 12 total support modes to accommodate the above mode and other video modes within the frequency range of the monitor. 80Hz refresh rate Support Monitor should display 80Hz refresh rate mode as emergency mode. Monitor should display " Out of Range" warning menu at this mode. Video Input Connector PIN NO. DESCRIPTION 1. Red 2. Green 3. Blue 4. Monitor Ground 5. DDC-Return 6. R-Ground 7. G-Ground 8. B-Ground PI N NO. 9. 10. 11. 12. 13. 14. 15. VGA Connector layout DESCRIPTION +5V Logic Ground Monitor Ground DDC-Serial Data H-Sync V-Sync DDC-Serial Clock 1 5 6 10 11 15 13