Micro-controller replacement in the
SRI Model 333DataSystem
Use a small blade screwdriver to
lift ( wiggle ) the chip out of its
socket. Insert the screwdriver tip
between the chip and the socket
and gently lift. Try not to bend the
pins.
Notice that the chip has a little half
circle on one end.
This end should be oriented to the
left when the new chip is installed.
Wiggle/press the new chip into the
socket being careful not to bend
any of the pins.
Finallymake a label with the new
chip’s device id# and attach it to
the back of the chassis.
Youwill have to enter this number
in thePeakSimple software’sEdit/
Overall screen.
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