Asus TS100-E6/PI4 - Manual (Page 26)

Chapter 2: Hardware setup 2-8
2.2.3 Uninstalling the CPU heatsink and fan
To uninstall the CPU heatsink and fan:
1. Disconnect the CPU fan cable from
the connector on the motherboard.
2. Rotate each fastener
counterclockwise.
3. Pull up two fasteners at a time in
a diagonal sequence to disengage
the heatsink and fan assembly from
the motherboard.
A
A
B
B
A
A B
B
4. Carefully remove the heatsink and fan assembly from the motherboard.