4. Install the cover presence switch.
5. Connect the cover presence switch cable to the system board.
6. Reinstall all the removed parts. Then, reconnect the power cord and all disconnected cables to the
computer.
Heat sink and fan assembly
Prerequisite
Before you start, read Chapter 1 “Important safety information” on page 1 and print the following
instructions.
CAUTION:
The heat sink and fan assembly might be very hot. Before you open the computer cover, turn off the
computer and wait several minutes until the computer is cool.
Replacement procedure
1. Remove the computer cover. See “Computer cover” on page 60.
2. Remove the front bezel. See “Front bezel” on page 61.
3. Remove the drive bay assembly. See “Drive bay assembly” on page 64.
4. Disconnect the microprocessor fan cable from the system board.
Hardware removal and installation
95
Summary of Contents for ThinkCentre M70t
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Page 13: ...Chapter 1 Important safety information 7 ...
Page 14: ... 18 kg 37 lb 32 kg 70 5 lb 55 kg 121 2 lb 1 2 8 M70t and M80t Hardware Maintenance Manual ...
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