Acer AT4220A Service Manual page 59

LCD No Backlight
B
Inverter power Inverter power
Cable had Plug in Cable had Plug in
LCD Panel Backlight LCD Panel Backlight
Bright ? Bright ?
Chapter 3
no
Change Inverter Change Inverter
Power Cable Power Cable
no
Replacement Power/B Replacement Power/B
LCD Panel Backlight LCD Panel Backlight
Bright ? Bright ?
END END
no
Replacement LCD Replacement LCD
Panel Inverter /B Panel Inverter /B
LCD Panel Backlight LCD Panel Backlight
Bight Bight
no
Replacement Main/B Replacement Main/B
52