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Chapter 3: Maintenance and Component Installation
Install the PHM
After assembling the Processor Heatsink Module (PHM), you are ready to install it into the
CPU socket.
1. Locate four threaded fasteners (a, b, c, d) on the CPU socket.
2. Locate four peek nuts (A, B, C, D) and four rotating wires (1, 2, 3, 4) on the heatsink as
shown below.
3. Check the rotating wires (1, 2, 3, 4) to make sure that they are in the unlatched position
as shown.
a
b
d
(a, b, c, d: Threaded Fasteners)
CPU Socket Pin1
CPU Socket
1, 2, 3, 4: Rotating Wire
a, b, c, d: Threaded Fastener
Peek Nut
(Unlatched)
(Latched)
Rotating Wire
a
c
b
d
C
A
D
B
Rotating Wire 1
Rotating Wire 3
Rotating Wire 4
Rotating Wire 2
Peek Nut
Heatsink (Reverse Side)
Side View
Top View
Unlatched State
Rotating Wire 1
Peek Nut