Acer HARLEY TAB A3-A20 - Page 59

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4. LCD abnormal display
YES
YES
NO
YES
NO
YES
NO
YES
Replace LCD and make bad marks.
make bad marks
Adjust LCD and the structural parts
LCD abnormal display
Check if the display part of LCD is
damaged.
make bad marks
Check if LCD is related to structural
parts.
make bad marks
Check if LCD’s soldering part is OK
Re-solder LCD and TP’s soldering
parts
make bad marks
Repair the MB referring to the
troubleshooting guide for L3 repair
OK
Replace MB