Apple Technician Guide - tim.id.au
Apple Technician Guide - tim.id.au
Apple Technician Guide - tim.id.au
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2010-08-05<br />
General Troubleshooting<br />
Update System Software<br />
Important: Whenever possible before beginning troubleshooting, ensure the latest software<br />
and firmware updates have been applied.<br />
<strong>Apple</strong> Hardware Test/<strong>Apple</strong> Service Diagnostics<br />
The following software programs are required for troubleshooting:<br />
• <strong>Apple</strong> Service Diagnostic (ASD), version 3S132<br />
• <strong>Apple</strong> Hardware Test, version 3A172<br />
Run <strong>Apple</strong> Service Diagnostic to determine if any of the thermal sensors are malfunctioning.<br />
Replace any failing sensors. See chart below for correlation between error code and part.<br />
Name Location<br />
TC0D Logic Board<br />
TC0P Logic Board<br />
TG0D Logic Board<br />
TG0H Logic Board<br />
TG0P Logic Board<br />
TG0T Logic Board<br />
Th2H Logic Board<br />
TN0D Logic Board<br />
TN0P Logic Board<br />
Tm0P Logic Board<br />
Ts0P Trackpad flex<br />
TB0T Battery pack<br />
TB1T Battery pack<br />
TB2T Battery pack<br />
TB3T Battery pack<br />
Test Points<br />
There is no silk-screen text on final production logic boards. Test points mentioned in<br />
troubleshooting charts are solely for reference.<br />
Troubleshooting Theory<br />
For general information on troubleshooting theory, refer to:<br />
http://service.info.apple.com/service_training/en/006/troubleshoot/index.php?page=intro<br />
MacBook Pro (15-inch, 2.53 GHz, M<strong>id</strong> 2009) General Troubleshooting — <strong>Apple</strong> Hardware Test/<strong>Apple</strong> Service Diagnostics 23
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