VG2230wm User Guide, English
Page 19
... Wrong or abnormal colors • If any colors (red, green, or blue) are missing, check the video cable to make sure it to the LCD display. • Adjust brightness and contrast. • If you are using an Macintosh older than G3, you have an older graphics card, contact ViewSonic...Control buttons do not work • Press only one button at a time. ViewSonic VG2230wm 16 Troubleshooting No power • Make sure power button (or switch) is ON. • Make sure A/C power cord is securely connected to the LCD display. • Plug another computer. • If you need a Macintosh ...
... Wrong or abnormal colors • If any colors (red, green, or blue) are missing, check the video cable to make sure it to the LCD display. • Adjust brightness and contrast. • If you are using an Macintosh older than G3, you have an older graphics card, contact ViewSonic...Control buttons do not work • Press only one button at a time. ViewSonic VG2230wm 16 Troubleshooting No power • Make sure power button (or switch) is ON. • Make sure A/C power cord is securely connected to the LCD display. • Plug another computer. • If you need a Macintosh ...