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Re: [OT] Dimmable lamp troubleshooting
- To: ukha_d@xxxxxxx
- Subject: Re: [OT] Dimmable lamp troubleshooting
- From: "David Buckley" <db@xxxxxxx>
- Date: Tue, 05 Aug 2003 21:28:13 -0000
- Mailing-list: list ukha_d@xxxxxxx; contact
ukha_d-owner@xxxxxxx
- Reply-to: ukha_d@xxxxxxx
--- In ukha_d@xxxxxxx, "Steve Morgan" <steve@s...> wrote:
> No automation involved here, so it's off-topic, but this is
definitely
> THE place to ask......
>
> I have a brass bedside lamp that has a three-step touch dimming
> function. A while ago the bulb blew. I replaced the bulb and now I
can
> neither dim it nor turn it off. My assumption is that the triac (a
> BT136) has shorted. Is this the most likely thing, in which case
I'll
> replace the triac, or do I have to actually investigate the problem
> properly?
Yes, I'd replace the triac. I'd probably put an ohmmeter across it
first, but it is a good opening gambit.
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