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Keyboard
For use in country or region: Spare part number: For use in country or region: Spare part number:
Keyboard support bracket 728181-001
Keyboard in black finish (not backlit) for use in the United States 727502-001
Backlit keyboard in black finish:
For use in the United States 727503-001 For use in Japan 727503-291
For use in Latin America 727503-161 For use in Taiwan 727503-AB1
For use in South Korea 727503-AD1 For use in Thailand 727503-281
For use in Canada 727503-DB1
Before removing the keyboard, follow these steps:
1. Shut down the computer. If you are unsure whether the computer is off or in Hibernation, turn the
computer on, and then shut it down through the operating system.
2. Disconnect all external devices connected to the computer.
3. Disconnect the power from the computer by first unplugging the power cord from the AC outlet
and then unplugging the AC adapter from the computer.
4. Remove the service cover (see
Service cover on page 37).
5. Remove the battery (see
Battery on page 39),
6. Remove the fan (see
Fan on page 55).
7. Remove the card reader board (see
Card reader board on page 54).
8. Remove the system board (see
System board on page 57).
Remove the keyboard:
68 Chapter 4 Removal and replacement procedures