Cosmetic Defects

Symptoms

Quick Check

 

 

 

Cosmetic Defects to LCD

1.

Replace glass panel. Refer to Take Apart/General

Cracked glass panel

 

Information/How to Remove a Broken Glass Panel

Cracked LCD

2.

Determine if damage was caused by user

Scratched LCD polarizer

 

environment, accidental damage, or abuse. If

• Scorched or melted LCD

 

applicable, inform user that Apple does not

LCD impact damage

 

warrant damage caused by accident, abuse,

 

misuse, flood, fire, earthquake, or other external

• Foreign material on LCD or

 

 

causes. For more information refer to: http://

 

back side of glass panel.

 

 

 

www.apple.com/legal/warranty

 

 

 

 

 

3.

For dark and bright pixel anomalies see Pixel

 

 

 

Anomalies symptom flow.

 

 

 

 

Uncategorized Symptoms

Quick Check

Symptoms

Quick Check

 

 

 

Uncategorized Symptoms

1.

Make sure brightness level is set above minimum.

• Unable to locate appropriate

2.

Clean glass panel to make sure external

symptom code.

 

contaminants are removed prior to evaluating

 

 

display performance.

 

3.

Allow LCD display to warm up approximately

 

 

a minute before evaluating display color and

 

 

brightness uniformity performance.

 

 

 

Deep Dive

Check

Result

Action

Code

 

 

 

 

1. Verify if existing symptom code

Yes

Jump to appropriate

 

applies to issue reported by

 

symptom code flow.

 

user.

 

 

 

No

Document reported failure

N99

 

 

 

and send feedback to

 

 

 

smfeedback2@apple.com

 

 

 

stating that a suitable

 

 

 

symptom code wasn’t found.

 

 

 

Provide as much detail as

 

 

 

possible.

 

 

 

 

 

2010-09-09

iMac (27-inch, Mid 2010) Symptom Charts — Display  69

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Image 69
Apple MD094LL/A manual Symptoms Quick Check Cosmetic Defects to LCD, Cracked glass panel