Development issues regarding the cerowrt test router project
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From: Aaron Wood <woody77@gmail.com>
To: Jonathan Morton <chromatix99@gmail.com>
Cc: "Valdis Klētnieks" <valdis.kletnieks@vt.edu>,
	cerowrt-devel <cerowrt-devel@lists.bufferbloat.net>
Subject: Re: [Cerowrt-devel] semi off-topic: LEDs on WRT1200AC
Date: Thu, 18 Mar 2021 21:16:43 -0700	[thread overview]
Message-ID: <CALQXh-N63Uxt9VJEgZ4F5pnaqnejUr-L5k5qM9VALCSR=zrFiw@mail.gmail.com> (raw)
In-Reply-To: <51FCD342-3317-44C2-AAFA-B3D6D310FAD7@gmail.com>

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As they're white LEDs, voltage (well, the current-limiting resistor used)
will probably matter (different color LEDs tend to take different
voltages/currents for the same brightness)

On Tue, Mar 16, 2021 at 8:06 PM Jonathan Morton <chromatix99@gmail.com>
wrote:

> > On 17 Mar, 2021, at 3:24 am, Valdis Klētnieks <valdis.kletnieks@vt.edu>
> wrote:
> >
> > Apparently, replacing them isn't *that* hard, but some of the
> > details are sketchy.  In particular, does anybody know what part number
> > is a suitable replacement?
>
> What you need to determine is the package form/size and the LED colour.
> Probably even the latter is not critical.  Then you can obtain replacements
> through any electronic component dealer.
>
> Through-hole LEDs will be described by their optical housing dimensions.
> Circular ones are typical, so measure the diameter.  Then check whether the
> top surface is hemispherical or flat.
>
> Small surface-mount indicator LEDs (not the larger ones used for lighting
> applications) will usually be described by a four-digit package code that
> is common to resistors etc, and simply describes their width and length.
> This shouldn't be too hard to determine.  You then only need to remember
> which way round to fit them.
>
>  - Jonathan Morton
> _______________________________________________
> Cerowrt-devel mailing list
> Cerowrt-devel@lists.bufferbloat.net
> https://lists.bufferbloat.net/listinfo/cerowrt-devel
>

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  reply	other threads:[~2021-03-19  4:16 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-17  1:24 Valdis Klētnieks
2021-03-17  3:05 ` Jonathan Morton
2021-03-19  4:16   ` Aaron Wood [this message]
2021-03-19  4:54     ` Jonathan Morton

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