Built-In Keyboard Failure

If the built-in Keyboard fails, perform the following actions one at a time to correct the problem. Do not replace non-defective FRUs:

Start

Keyboard properly

Disconnect and

connected?

No

reconnect

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Keyboard functioning?

 

No

 

 

Replace Keyboard

 

 

 

 

 

 

 

 

 

 

 

Replace

mainboard

116

Chapter 4

Page 126
Image 126
Acer 521 manual Built-In Keyboard Failure