Before removing the system board, remove the support
structure (a) and the cable guide (b).
2
2
1
3
b
a
When installing: Make sure that the connectors 2 are
firmly attached to the system board.
5
4
Step Screw (quantity) Color Torque
4 M2 × 10 mm, flat-head,
nylon-coated (1)
Black 0.245 Nm
(2.5
kgfcm)
5 M2.5 × 4 mm, bind-head,
nylon-coated (1)
Black 0.392 Nm
(4
kgfcm)
(continued)
Removing and replacing a FRU
136 MT 2668/2669/2678/2679/2686/2687