User Guide

MacBook (13-inch Early 2009) Troubleshooting — Steps 252
Troubleshooting Steps
Perform the rst few steps of troubleshooting whether there is a repairable problem or damage.
Gather Information
Gather the normal information about the problem. (If you are not familiar with the normal
information to gather, or any of the other steps, see General Troubleshooting Theory.)
Verify the Problem
Verify that the symptom exists as the customer reports it.
Try Quick Fixes
Special quick xes that apply to this computer include:
• Familiarize yourself with normal operating temperature (see Kbase document 30612)
• Use rm pressure to seat memory (see Knowledge Base document 303721)
• Reset the power manager (See Knowledge Base document 303319).
For more details, see the Symptom Charts section.
Run Diagnostics
The following diagnostic tools are available for this product:
• Apple Hardware Test
• Apple Service Diagnostic
See Kbase document 112125, “Service Diagnostic Matrix”, to download the appropriate disc image.
Try Systematic Fault Isolation
There are no special systematic fault isolation techniques for this product.