Recommended tools
The procedures in this document require the following tools:
• Small at blade screwdriver
• Phillips # 1 screwdriver
• Small plastic scribe
• Hex screwdriver
Turning o your computer
After working inside your computer
After you complete any replacement procedure, ensure that you connect any external devices, cards, and cables before turning on your
computer.
1 Replace the cover.
CAUTION: To connect a network cable, rst plug the cable into the network device and then plug it into the
computer.
2 Connect any telephone or network cables to your computer.
3 Connect your computer and all attached devices to their electrical outlets.
4 Turn on your computer.
5 If required, verify that the computer works correctly by running ePSA diagnostics.
Important Information
NOTE
: Avoid using the touchscreen in dusty, hot, or humid environments.
NOTE: Sudden change in temperature may cause condensation on the inner surface of the glass screen, which will disappear
after a short time and does not aect normal usage.
8 Working on your computer
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