Troubleshooting
PROM Chip Replacement (Software Upgrade)
51
Figure 20. Removing PROM Chip
As you squeeze
the sides of the
removal tool with
your hand, the
hooks will lift the
chip out of the
socket.
Lifting hooks
lifting hooks
go down in
slots and under
chip until tool
rests on socket
Chip Removal Tool
(Digikey Part No. K293-ND,
or equivalent)
Chip socket
Removable
chip
Chip removal slots
Lift up chip when
it is free from
socket.
Chip socket
consoles\h8remov1.eps
Chip socket
Incorrect
Angle
Correct
Angle
INCORRECT
ANGLE
CORRECT
ANGLE
Hook down too
far and rests in
socket indent
Hook in correct
position under chip
When you rotate
tool, you will crack
the chip socket.
When you rotate tool,
you will lift the corner
of the chip out of the
socket (alternate
between two chip
removal slots)
Chip Removal Tool
(P/N 576036-022)
Tool
Tool
Cutaway of
chip in socket
