"DaveC"

Used in the battery (-) lead of a handheld scope. Schematics unpublished.

Physically similar to a 1/4 W resistor, color light green. Marked "IE7A"
or
"1E7A".


** Sounds like a Pico Fuse:

http://media.digikey.com/photos/Litt...1%20SERIES.jpg

Come in fast and very fast ratings with amps rated from 1A to about 15A.

When they blow, you need a soldering iron to replace them.

There are various Asians clones too.


...... Phil