4 Jun
2000
4 Jun
'00
3:12 p.m.
At 08:54 PM 6/4/00 +0100, you wrote:
If all else fails you could desolder and lift the power
pin on each IC.
And then check the resistance between the lifted power pin and ground.
Hopefully you'll find the shorted IC fairly quickly.
-tony
This is the sort of situation where an HP 547A current tracer
becomes very handy. No desoldering needed. It may be necessary
to feed the board from an alternate, current-limited supply.
carlos.