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Apple Technician Guide MacBook Pro (17-inch, Early 2009) - tim.id.au

Apple Technician Guide MacBook Pro (17-inch, Early 2009) - tim.id.au

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2010-06-11<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> Service Diagnostics<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 />

TG1H Heatsink*<br />

Th2H Logic Board<br />

TN0D Logic Board<br />

TN0P Logic Board<br />

Tm0P Logic Board<br />

Ts0P Trackpad flex<br />

* If the installed heatsink has no thermal<br />

cable, ignore this code.<br />

Test Points<br />

There is no silkscreen text on final production logic boards. Test points mentioned in<br />

troubleshooting charts are solely for reference.<br />

<strong>MacBook</strong> <strong>Pro</strong> (<strong>17</strong>-<strong>inch</strong>, <strong>Early</strong> <strong>2009</strong>) General Troubleshooting — Update System Software 20

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