 Apple Technician Guide - tim.id.au

2010-08-05
Deep Dive
Check Result Action Code
1. Boot from Restore DVD and
launch Disk Utility. Is hard
drive available for Disk Utility
to repair?
2. Did Disk Utility mount and
repair hard drive successfully?
Reseat hard drive if necessary.
3. Substitute a known-good
bootable hard drive, does
computer start up to desktop?
4. After reseating SATA and
logic board connections, does
known-good hard drive start
up to desktop?
5. Replace hard drive SATA cable
and retest with known-good
hard drive.
6. Did user’s hard drive start up
successfully?
7. Partition, erase & install Mac OS
on user’s hard drive. Did install
complete without error and
start up successfully?
8. Replace user’s hard drive. Does
drive format correctly with a
GUID partition map and install
Mac OS without errors?
Yes Go to step 2.
No Go to step 3.
Yes Restart computer, go to step
6.
No If computer has not been
verified with a known-good
hard drive, go to step 3;
otherwise, go to step 7.
Yes Install user drive, go to step 2.
No Continue to use knowngood
bootable hard drive to
determine root cause. Go to
step 4.
Yes Install user drive, go to step 2.
No Suspect hard drive SATA
cable, go to step 5.
Yes Install user drive, go to step 2. X03
No Replace logic board. M19
Yes Issue resolved.
No Restore or replace user’s hard
drive, go to step 7.
Yes Issue resolved.
No Hard drive appears to be
defective. Go to step 8.
Yes Issue resolved. H01
No SATA cable verified or
replaced and new hard drive
installed, replace logic board.
M19
MacBook Pro (15-inch, 2.53 GHz, Mid 2009) Symptom Charts — Mass Storage 84