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

2010-06-11
3. Disconnect and verify that
keyboard flex cable is in good
condition (no delamination or
torn cable end, no missing or
cracked tracks).
4. Reseat cable and check that
flex cable end is fully inserted
and aligned with connector
on logic board, and that
connector lock is closed. Verify
that keyboard now functions
properly. Reseat cable and
verify with ASD that all keys
are functional.
5. Verify that all keys are
functional using ASD.
Specific Keys Don’t Work
Yes Go to step 4.
No Replace top case. Go to step 5. K01
Yes Issue resolved. K01
No Replace top case. Go to step 5.
Yes Issue resolved. K01
No Replace logic board. M15
Unlikely cause: power adapter, battery, speakers, LCD, ODD/HDD, fan, microphone
Quick Check
Symptom Quick Check
Specific Keys Don’t Work
• Keycap broken
• Key switch broken
• Sticky key
• Key pressed not recognized
1. Determine if damage caused by user/technician
environment, accidental damage, or abuse.
2. Inform user/technician the failures are not
covered by Apple warranties. Refer to
http://www.apple.com/legal/warranty
3. Inspect keycap to remove debris trapped under it.
4. If the keycap is loose, check if clasp is still intact
and reattach it.
5. Refer to “MacBook/MacBook Pro: Black Keycap
Replacement” (HT4002) or “MacBook: White
Keycap Replacement” (HT4003). If a keycap kit
is available for this model, order kit and replace
affected key(s). If a kit is not available, replace
complete top case (code K01).
MacBook Pro (17-inch, Early 2009) Symptom Charts — Input/Output Devices 95