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

2010-06-11
5. Check system running on
battery only. Use known-good
charged battery.
Verify if shutdown/reset/sleep
issues disappear when knowngood
battery is used without
AC adapter.
6. Check with known-good AC
adapter source only
Remove battery and use
known-good AC adapter.
Verify if the shutdown/reset/
sleep issues disappear with
known-good adapter.
7. Hardware-related shutdowns:
Run ASD or other latest
available service utility and
verify if a sensor failure is
reported.
Yes Recharge customer battery
and retest. Check for
customer battery health
in Apple System Profiler or
run Battery & Adapter Test
utility, and replace battery if
its health is reported bad or
consumed.
No Symptoms unchanged - Go
to step 6
Yes Faulty user’s AC adapter.
Replace user’s AC adapter if
AC cable and duckhead were
confirmed good.
No Symptoms unchanged - Go to
Hardware-related shutdowns
on step 7
Yes -If a temperature or a fan
sensor failure is reported, go
to step 8
-If a voltage or a current
sensor failure is reported
in ASD w/known good AC
adapter and batteries, replace
logic board.
No Setup ASD to loop test suite
for burn in tests and go to
step 7. if no failure is found
after burn in tests, return unit
to customer for no failure
found.
P09
MacBook Pro (17-inch, Early 2009) Symptom Charts — Startup and Power Issues 39
P14
M23