Apple MC408LL Apple Technician Guide - Page 36

Uncategorized Symptoms, Symptoms, Quick Check, Check, Result, Action

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2010-08-03 7. Remove bottom cover, Yes Identify, inspect, and if disconnect AirPort antenna necessary, replace the part and remove shield, disconnect that caused the noise until it and remove Fan and cowling, was disconnected from the then disconnect one at a time system. each following cable and retest :HDD, ODD/HDD, then power ON the system each time . Determine if noise issue No All parts verified. Verify that the correct symptom flow is being used. goes away when one of these modules is disconnected. Note: Do not keep system On for long, when fan is disconnected. Uncategorized Symptoms Quick Check Symptoms Uncategorized Symptoms • Unable to locate appropriate symptom code. Quick Check 1. Make sure system is plugged into a known-good outlet. 2. Listen for boot chime, fan, optical drive, or hard drive noise which indicates system is powering up. If noise is heard, go to Won't Start Up symptom flow. If no noise is heard go to No Power symptom flow. 3. Attempt to boot from Install DVD inserted in internal optical drive (or in optical drive of another computer setup in Target Disk Mode) to isolate possible software issues. Deep Dive Check 1. Verify whether existing symptom code applies to the issue reported by the user. Result Yes No Action Jump to appropriate symptom code flow. Document reported failure and send feedback to [email protected] stating that a suitable symptom code wasn't found. Provide as much detail as possible. Code N99 Mac mini (Mid 2010) Symptom Charts - Startup and Power 36

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Mac mini (Mid 2010) Symptom Charts — Startup and Power
36
2010-08-03
7.
Remove bottom cover,
disconnect AirPort antenna
and remove shield, disconnect
and remove Fan and cowling,
then disconnect one at a time
each following cable and
retest :HDD, ODD/HDD, then
power ON the system each
time . Determine if noise issue
goes away when one of these
modules is disconnected. Note:
Do not keep system On for
long, when fan is disconnected.
Yes
Identify, inspect, and if
necessary, replace the part
that caused the noise until it
was disconnected from the
system.
No
All parts verified. Verify that
the correct symptom flow is
being used.
Uncategorized Symptoms
Quick Check
Symptoms
Quick Check
Uncategorized Symptoms
•
Unable to locate appropriate
symptom code.
1.
Make sure system is plugged into a known-good
outlet.
2.
Listen for boot chime, fan, optical drive, or hard
drive noise which indicates system is powering
up. If noise is heard, go to
Won’t Start Up
symptom flow.
If no noise is heard go to
No
Power symptom flow.
3.
Attempt to boot from Install DVD inserted
in internal optical drive (or in optical drive of
another computer setup in Target Disk Mode) to
isolate possible software issues.
Deep Dive
Check
Result
Action
Code
1.
Verify whether existing
symptom code applies to the
issue reported by the user.
Yes
Jump to appropriate
symptom code flow.
No
Document reported failure
and send feedback to
stating that a suitable
symptom code wasn’t found.
Provide as much detail as
possible.
N99