On 9/23/07, David Kao <dtkao0205@yahoo.com> wrote:

> Try to measure each resistor on the PCB. They tend to change value because of
> aging and heat.

Pretty hard in my case, with close to 200 parts on the PCB, all
affecting each other's measurements...
I was also checking the capacitors, which are more problematic.
The good news is that I might get a spare unit for comparison and
testing. I'll keep my fingers crossed till I get it...

Cheers,
TM