ASR-32 troubleshooting

Vintage Computer Festival vcf at
Thu Oct 6 18:16:05 CDT 2005

On Thu, 6 Oct 2005, Tony Duell wrote:

> Assuming those are the rails the carriage runs over, those are
> effectively a 'data bus' carrying the bits of the incoming character
> (converted to parallel from the incoming serial bitstream by the cam
> mechanism at the rear left of the typing unit). For some reason, one bit
> is set that shouldn't be. Either there's something playing up in that
> receiver cam unit, or the transmitter side is setting a bit that it
> shouldn't be.
> Is this an ASR32 (5 bit) or ASR33 (7 bit) machine?

It's an ASR32.

The problem turned out to be a tine in the reader that slipped out of its
linkage.  I fixed that and now everything is working again.


Thanks for all the suggestions and advice!


Sellam Ismail                                        Vintage Computer Festival
International Man of Intrigue and Danger      

[ Old computing resources for business || Buy/Sell/Trade Vintage Computers   ]
[ and academia at  || at  ]

More information about the cctech mailing list