Replacing The Cpu; Socket Type 1,2; Removing The Cpu; Installing The Cpu - Sony PCG-FX310 Service Manual

1-4.Replacing the CPU

NOTE:
This computer uses either one of the two types of CPU socket.
The CPU locking position and the lock-release position are different depending on the types of the CPU socket.
1. Socket type 1, 2

1. Removing the CPU

1 Insert a flat-blade screwdriver into the
notch as shown in the illustration and
rotate it so that the protrusion comes
to the lock release position.
2 Pull the CPU gently upward to lift it
out of the CPU socket.

2. Installing the CPU

1 Align the triangle reference mark of
the CPU with that of the CPU socket
and insert all the pins of the CPU to
the corresponding holes of the CPU
socket.
2 Insert a flat-blade screwdriver into the
notch as shown in the illustration and
rotate it so that the protrusion comes
to the lock position.
NOTE:
Rotate a flat-blade screwdriver to the lock position securely. If not, the operation of the CPU may become unstable.
CPU
2
CPU socket
Lock release position
(made by HIROSE)
1
CPU
Reference
marks
(made by HIROSE)
1-13
1
Lock release position
2
CPU socket
Lock position
PCG-FX310/FX310K/FX310P/FX340/FX340K/
PCG-FX340P/FX370/FX370K/FX370P/FX390/
Lock position
Confidential
PCG-FX390K/FX390P (AM)