)DEMON( wrote:Huh?jimmy101 wrote: Try the ohm mode with the probes connnected both ways. If there is an internal diode then you'll only get continuity with one polarity.
Translation:
Try connecting the probes both ways round when using the resistance checking mode on your multimeter.
If there is a diode inside then only one way will give a response. If connected the other way then no current can flow and so will give no response.