Common Problems

Use the following procedure as a guide for computer problems.

NOTE: The diagnostic tests are intended to test only Acer products. Non-Acer products, prototype cards, or modified options can give false errors and invalid system responses.

  1. Obtain the failing symptoms in as much detail as possible.
  2. Verify the symptoms by attempting to re-create the failure by running the diagnostic test or by repeating the same operation.
3. Use the following table with the verified symptom to determine which page to go to.

Symptoms (Verified)

Go To

Power On Issue

Page 128

No Display Issue

Page 129

LCD Failure

Page 131

Internal Keyboard Failure

Page 131

Touch Pad Failure

Page 132

Internal Speaker Failure

Page 132

Internal Microphone Failure

Page 134

ODD Failure

Page 136

Rightside USB Failure

Page 139

Modem Failure

Page 139

WLAN Failure

Page 140

Acer EasyLaunch Button Failure

Page 140

Acer MediaTouch Failure

Page 141

Fingerprint Reader Failure

Page 141

Thermal Unit Failure

Page 142

HDTV Switch Failure

Page 142

Other Functions Failure

Page 143

Intermittent Failures

Page 144

Undermined Failures

Page 144

  1. If the Issue is still not resolved, see "Online Support Information" on page 197.
  2. If the Issue is still not resolved, see "Online Support Information" on page 197.

Power On Issue

If the system doesn't power on, perform the following actions one at a time to correct the problem. Do not replace a non-defective FRUs:

Start

Swap M/B

Computer Shutsdown Intermittently

If the system powers off at intervals, perform the following actions one at a time to correct the problem.

  1. Check the power cable is properly connected to the computer and the electrical outlet.
  2. Remove any extension cables between the computer and the outlet.
  3. Remove any surge protectors between the computer and the electrical outlet. Plug the computer directly into a known good electrical outlet.
  4. Disconnect the power and open the casing to check the Thermal Unit (see "Thermal Unit Failure" on page 142) and fan airways are free of obstructions.
  5. Disable the power management settings in the BIOS to ensure they are not the cause of the problem (see "Power" on page 35).
  6. Remove all external and non-essential hardware connected to the computer that are not necessary to boot the computer to the failure point.
  7. Remove any recently installed software.
  8. If the Issue is still not resolved, see "Online Support Information" on page 197.
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