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iMac (24-inch Mid 2007) Take Apart — Symptom Charts 211
Symptom Charts
When to Use the Symptom Charts
Before turning to the symptom charts, you should have completed the following steps on the
Apple General Troubleshooting Flowchart:
Gather information1.
Verify the problem2.
Try quick xes3.
You consult the symptom charts as part of the Research troubleshooting step (and sometimes as
part of the Try Quick Fixes step).
How to Use the Symptom Charts
The Symptom Charts included in this chapter will help you diagnose specic symptoms related
to the product. Diagnostic steps are listed on the charts in the order of most likely solution: try
the steps in the order presented. Verify whether or not the product continues to exhibit the
symptom. If the symptom persists, try the next step.
Important Note: If a step instructs you to replace a module, and replacing that module does not
resolve the symptom, reinstall the original module before you proceed to the next step.