
Chapter 4
76
This chapter provides instructions on how to troubleshoot system hardware problems.
Hardware Diagnostic Procedure
IMPORTANT:
The diagnostic tests described in this chapter are only intended to test Acer products. Non-
Acerproducts, prototype cards, or modified options can give false errors and invalid
systemresponses.
1.
Obtain the failing symptoms in as much detail as possible.
2.
Verify the symptoms by attempting to recreate the failure by running the diagnostic tests or repeating
thesame operation.
3.
Refer to “Power System check” on page 77 and “Beep Codes” on page 78 to determine which corrective
action to perform.
System Troubleshooting
Chapter 4
Summary of Contents for Aspire M3985
Page 1: ...Acer Aspire M3985 Service Guide PRINTED IN TAIWAN ...
Page 13: ...Chapter 1 5 Block Diagram ...
Page 46: ...38 Chapter 3 4 Pull the Pull the optical drive out of the chassis ...
Page 50: ...42 Chapter 3 7 Lift the power supply module out of the chassis ...
Page 53: ...Chapter 3 45 3 Lift the board from the chassis 4 Punching in IO Shield then you can remove it ...
Page 69: ...Chapter 3 61 Reinstalling the I O Shielding 1 Install I O shielding into chassis ...
Page 77: ...Chapter 3 69 3 Close the PCI Latch fix the three screws ...
Page 80: ...72 Chapter 3 3 Connect the cooler cable to the main board connector ...
Page 83: ...Chapter 3 75 Reinstalling the Side Panel 1 Install the side Panel then fix two screws ...
Page 91: ...83 Chapter 4 b Select Proceed with flash update and Press Enter ...