PROBLEM DESCRIPTION: After the power is on for about 5 minutes,
the display shrinks to a 3 inch (approximately) square.
WARNING: Turn off the Monitor II and unplug it whenever the case
must be removed for the procedure below.
CAUSE: The regulator is loose or has become damaged from excessive
heat.
CURE: Remove the regulator and replace it with a new one. Be
sure to use a heat sink compound before tightening down the the
regulator to the heat sink.
If the above cure doesn't solve your problem refer to the Tech
Procedures to obtain the general troubleshooting procedure for
this product.