HP ProBook 4740s, Руководство по техническому обслуживанию и ремонту

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Keyboard
NOTE: For a detailed list of available keyboards, see Sequential part number listing on page 30 .
Description Spare part number
Keyboard for use in models without Windows 8 684632-xxx
Keyboard for use in Windows 8 models 701982-xxx
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 battery (see Battery on page 40 ).
5. Remove the bottom door (see Bottom door on page 41 ).
Remove the keyboard:
1. Position the computer upside-down with the front toward you.
2. Remove the three Phillips PM2.5×7.0 screws that secure the keyboard to the computer.
3. Position the computer upright with the front toward you.
4. Open the computer as far as possible.
5. Slide the keyboard downward toward the palm rest (1) .
52 Chapter 4 Removal and replacement procedures