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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

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

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2010-06-11<br />

Deep Dive: Non-uniform Brightness<br />

Check Result Action Code<br />

1. Determine if brightness<br />

uniformity issue is visible after<br />

display has warmed up for 15<br />

minutes.<br />

2. Check LVDS cable connection<br />

to logic board.<br />

3. Determine if variation in<br />

uniformity appears excessive<br />

when compared to another<br />

similar unit.<br />

Yes Go to step 2.<br />

No Display backlight can take<br />

several minutes to stabilize.<br />

Yes Reseat LVDS cable<br />

No Got to step 3<br />

Yes Replace display assembly. L07<br />

No Explain to user that<br />

LCD appears to meet<br />

specifications.<br />

<strong>MacBook</strong> <strong>Pro</strong> (<strong>17</strong>-<strong>inch</strong>, <strong>Early</strong> <strong>2009</strong>) Symptom Charts — Display 73

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