iMac (27-inch, Mid 2010) Symptom Charts — Input/Output Devices 117
2010-09-09
3. Verify if the charger LED will
go green when a known-good
set of partly charged NiMH AA
batteries was installed and had
been left for some hours (up to
5 hours if a fully discharged set
was installed in charger).
Note: Status LED may turn
OFF after charge has been
completed more than an hour.
Yes When charge of the known-
good batteries set has ended
(status LED turned to green),
insert them in a known-good
input device and go to step 4.
No LED remains amber (never
ends charging): Replace
defective Apple Battery
Charger.
P10
4. Check Battery Level in System
Preferences>Trackpad or
Mouse Depending on device
type, battery type, and time
since last full charge, the
battery level displayed should
vary from 80% to almost full.
Verify that battery level shows
at least 80% charge.
Yes Charge functionality
conrmed. Return Apple
Battery Charger to customer
and recommend customer to
check rechargeable batteries.
No Charger does not correctly
charge batteries Replace
defective Apple Battery
Charger.
P10
Uncategorized Symptoms
Quick Check
Symptoms Quick Check
Uncategorized Symptoms
• Unable to locate appropriate
symptom code.
1. Reset SMC.
2. Verify that external I/O device (where applicable)
works on a known-good, same-model computer.
3. For third party I/O devices, make sure necessary
software is installed and up-to-date, and that
device is supported with user’s system.
Deep Dive
Check Result Action Code
1. Verify if existing symptom code
applies to issue reported by
user.
Yes Jump to appropriate
symptom code ow.
No Document reported failure
and send feedback to
smfeedback2@apple.com
stating that a suitable
symptom code wasn’t found.
Provide as much detail as
possible.
N99