Help Identifying Components

Chuck Guzis cclist at
Sun Dec 24 12:39:43 CST 2017

On 12/24/2017 10:27 AM, Rob Jarratt via cctalk wrote:

> 1.       The component with two wide pins that looks like an IC
> approximately in the middle of the board. It is marked M106 (or it might be
> AA106) and 91813 underneath. I think it may be a resistor, but I am not
> sure.
> 2.       Just to the right of this is another much thinner two-pin component
> which is black on top with a kind of white notch. I have no idea at all what
> this is.
> 3.       The three 3-pin black components to the left of the first
> component. Two of them are marked "2T L" (or is that "ZT L"?), one appears
> to be marked "2X I" (letter "ih", not letter "el"). I guess they are
> transistors, but they may not be of course, and I don't know their pinout.

My guesses are as follows.

1.  That "AA" or "M" looks to me like a Motorola logo.  The fact that
this device is polarized leads me to suspect that it's a diode.

2.  I suspect that this thing is a fuse.

3.  Almost certainly transistors.  The center pin is usually the collector.


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