Removal steps
Top cover
Prerequisite
Before you start, read Generic Safety and Compliance Notices, and print the following instructions.
Before you open the top cover, turn off the computer and wait several minutes until the computer is cool.
For access, do the following:
1. Turn off the computer and remove all connected devices and cables.
2. Disconnect the computer from ac power and all connected cables.
3. Unlock any locking device that secures the top cover.
4. Remove these parts, if any:
• "VESA mount bracket" on page 54
• "Vertical stand" on page 54
• "External Wi-Fi antenna" on page 55
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ThinkCentre neo 50q Gen 4 Hardware Maintenance Manual