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
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.
CPU 2
CPU socket
Lock release position (made by HIROSE)
Lock release position
2. Installing the CPU
2
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
CPU
1
notch as shown in the illustration and rotate it so that the protrusion comes to the lock position. Reference marks
CPU socket
Lock position (made by HIROSE)
Lock position
NOTE: Rotate a flat-blade screwdriver to the lock position securely. If not, the operation of the CPU may become unstable.
