Acer AL702 AL702 Monitor Service Guide - Page 5

Table 1 A L502 Mode No Resolution H-freq Band Width (KHz) (MHz) Polarity HV 1. 247 VGA 720 x 350 70Hz 2. 102 VGA 720 x 400 70Hz 31.47 31.47 28.322 28.322 +-+ 3. 103 VGA 640 x 480 60Hz 4. 182 MAC 640 x 480 66Hz 5. 173 VESA 640 X 480 72Hz 31.47 35 37.86 25.175 32.24 31.5 ---- 6. 109 VESA 640 X 480 75Hz 7. 104 VESA 800 x 600 56Hz 8. 116 VESA 800 x 600 60Hz 37.5 31.5 35.16 36 37.88 40 -++ ++ 9. 110 VESA 800 x 600 75Hz 10. 117 VESA 800 x 600 72Hz 11. 108 MAC 832 x 624 75Hz 46.88 48.08 49.72 49.5 50 57.283 ++ ++ -- 12. 118 VESA 1024 x 768 60Hz 13. 217 SUN 1024 x 768 65Hz 14. 157 VESA 1024 x 768 70Hz 48.36 52.45 56.48 65 70.49 75 ---- 15. 141 VESA 1024 x 768 75Hz 60.02 78.75 ++ Attention : 1. Wh en resolu tion be y on d 1024 x 768 is in pu tted, resolu tion is lowered with Do wn scalin g to 1024 x 768, an d in dicat ed, an d OSD sh ou ld in di cate OUT of Ran g e. 9.3 User Con trol 9.3.1 Relate d ports of I303 Port Pin No. I/O Signal name Function P1.5 7 I POWER Power switch input P1.1 3 I DOWN P1.0 2 I UP P1.3 5 I- P1.2 4 I+ switch input switch input - switch input + switch input Remarks Power ON , OFF control ( ) key ( ) key ( - ) key ( + ) key Page 4 CircuitD escrip tion