[GreenKeys] M15 wire harness schematic?

[John, W9DDD]

This may be helpful

http://www.navy-radio.com/manuals/tty/wd/m15-wiring-anon-2112.pdf

Yes the line will be closed by a switch with the typing unit removed.  
(probably also with keyboard out too?)

There are other WD that may show connections without the line relay 
modification.  Last 15 I worked on did have it.


On 1/19/2025 8:47 PM, steve bennett via GreenKeys wrote:
> GKs,
>
>  Is there a schematic that shows where all these wire terminals go to?
> There are 3 terminal blocks next to the power switch with about 6 lugs 
> on each block.
> The lugs I thought go to the selector magnets are shorted together. 
> Maybe a leaf switch is doing that because
> the typing unit is not on the base and so it is by passed? (just a 
> wild guess)
> Also wondering if those 3 big wire wound resistors on the line relay 
> box could be used and how they are connected to the terminal blocks.
> Looks like there is a socket for a line relay but none present.
>
> Thanks,
> -Steve
>
>
> ______________________________________________________________
> GreenKeys mailing list
> Home: http://mailman.qth.net/mailman/listinfo/greenkeys
> Help: http://mailman.qth.net/mmfaq.htm
> Post: mailto:GreenKeys at mailman.qth.net
>
>>>> Jordan Spencer Cunningham's GreenKeys Search Tool: https://teletype.net/gksearch
>>>> 2002-to-present greenkeys archive: http://mailman.qth.net/pipermail/greenkeys/
>>>> 1998-to-2001 greenkeys archive: http://mailman.qth.net/archive/greenkeys/greenkeys.html
>>>> Randy Guttery's 2001-to-2009 GreenKeys Search Tool: http://comcents.com/tty/greenkeyssearch.html
> This list hosted by: http://www.qsl.net
> Please help support this email list: http://www.qsl.net/donate.html
> Message delivered to w9ddd at tapr.org

-- 
---
----
The above comments or recommendations are SWAG. Use at your own risk.

John, W9DDD

-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://mailman.qth.net/pipermail/greenkeys/attachments/20250119/e124e40f/attachment.html>