Re: 2710 mpu lockup on start. Help!!

Stephen Bell

A failing EPROM can be very sensitive to the supply voltage being a bit low.

You can check this with one of the better EPROM programmers that has voltage marginning to verify the data. Read in the data at nominal 5V Vcc and re-verify the data at Vcc +/- 10%

Join to automatically receive all group messages.