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2.Release the WLAN antennas from the left and right LCD brackets.
3.Remove the LCD panel from its chassis.
Removing the LCD-CCD Cable
1.Peel off the LCD-CCD cable from the bottom edge of the LCD panel.
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2.Detach the adhesive tab on the cables’s LCD connector, then disconnect the cable from the LCD
Removing the LCD Panel Brackets
TRemove the screws securing the LCD panel brackets.
StepPart Number and Type QuantityColorTo r q u e
*M2 x L3 BZN+NYLOK8 Silver1.6 kgf-cm +/-15%
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Removing the Internal Microphone and the CCD Board
1.Peel off the aluminum foil tabs and acetic tape securing the microphone cable.
2.Carefully remove the internal microphone from the LCD chassis.
3.Remove the CCD board from the LCD chassis.
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Removing the WLAN Antennas
1.Peel off the aluminum foil tabs securing the WLAN antennas.
2.Carefully detach the WLAN antenna from the LCD chassis.
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This chapter provides instructions on how to troubleshoot system hardware problems. If the problem can’t be
resolved using the procedures described here, information for getting online technical assistance is also
Hardware Diagnostic Procedure
IMPORTANT: The diagnostic tests described in this chapter are only intended to test Acer products. Non-Acer
products, prototype cards, or modified options can give false errors and invalid system
1.Obtain as much detail as possible about the presented failure symptoms.
2.Verify the symptoms by attempting to re-create the failure through diagnostic tests or by repeating the
same condition that precedes the symptoms.
3.Refer the table below to determine which corrective action to perform.
ProblemSymptomSection to Refer to
Power failure The power indicator does light up or
stay lit.“Power System Check” on page 67
POST failure POST does not complete. No beep or
error codes issued.“POST Error Message” on page 69
POST detects an error and displayed
messages on screen.“POST Error Message” on page 69
failure Dysfunctional component symptoms
(e.g. blurred LCD display).“POST Error Message” on page 69
Intermittent failure Symptoms cannot be re-created Use the customer-reported symptoms
and go to the “POST Error Message”
section on page 69.
“Intermittent Problems” on page 80
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