[GreenKeys] 33 ASR Troubleshooting - keyboard works in local mode but not line, etc.

Thomas Moss mosst at SDF.ORG
Mon Jan 20 17:09:35 EST 2020


Thanks Wayne,

I'll look into this and get back to you with pics when I find my camera 
charger.

Regards,
-Tom

On Mon, 20 Jan 2020, WAYNE wrote:

> Date: Mon, 20 Jan 2020 16:47:00 -0500 (EST)
> From: WAYNE <teletypeparts at comcast.net>
> To: Thomas Moss <mosst at SDF.ORG>, greenkeys at mailman.qth.net
> Subject: Re: [GreenKeys] 33 ASR Troubleshooting - keyboard works in local mode
>      but not line, etc.
> 
> Thomas,
> 
> If the machines run closed in Local mode, then the trouble is in Line mode only. The SMD card, green resistor, etc would be good.
> 
> The 2nd machine that closes when you apply the 9 volt batt to pins 7 and 8 shows that the receive side of the Line mode is likely good.
> 
> You may have some after market stuff in your UCC-6. Certainly the Olivetti stuff in the pedestal is not factory.
> 
> Send me some pics of both machines UCC-6 taken from the side 45 degree angle and from the top. Also one of the Olivetti stuff in the pedestal.
> 
> An after market interface already installed will likely inhibit Mikes adapter from working.
> 
> Mikes adapter plugs into P2, but the Terminal Strip has connections that parallel P2's. See pic 3. "X" on the drawing is the Terminal Strip. P2 is marked
> on the drawing.
> 
> Go slow here but send the pics first so I can see what you have.
> 
> Best regards,
> 
> Wayne
> KB1FDW
> 
>

mosst at sdf.org
SDF Public Access UNIX System - https://sdf.org


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