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Manual and O'Scope for R1200A Service Monitor
Posted: Sun Jan 01, 2012 1:36 pm
by VinnieL59
Looking for a service manual and would also like to have an oscilloscope module for my old R1200A Service Monitor.
Does anyone have a scanned CD manual?
Re: Manual and O'Scope for R1200A Service Monitor
Posted: Sun Jan 01, 2012 3:28 pm
by AL7OC
I have a similar unit with a bad case of essence of ohmite.
Google schematics for your test unit. I was able to find them for mine, and I determined that the pass element for the -15v regulator shorted, and took out a bunch of stuff, including the scope sweep module. On first generation transistorized equipment, there was often no over-voltage protection on the voltage regulators. When a pass element shorted, it would wipe out a lot of other circuits.
Good luck!
Pierre
Re: Manual and O'Scope for R1200A Service Monitor
Posted: Mon Jan 02, 2012 5:19 pm
by VinnieL59
Thanks Pierre,
I've Googled until my Googler is about to fall off with no luck.
I am just wondering if anyone would have any idea what the Systron-Donner model number would be for a Motorola R1200A?
Re: Manual and O'Scope for R1200A Service Monitor
Posted: Wed Jan 04, 2012 6:39 am
by RADIOMAN2002
Systron-Donner 1327 A or B
Re: Manual and O'Scope for R1200A Service Monitor
Posted: Wed Jan 04, 2012 6:24 pm
by VinnieL59
Thanks! I appreciate it. I thought that was what it was, but the Motorola Model # R1200A threw me.
Re: Manual and O'Scope for R1200A Service Monitor
Posted: Wed Jan 04, 2012 10:29 pm
by AL7OC
My service monitor is a 1327A. Try Googling that. I have a scanned PDF file of the SM. Send me your e-mail address in a PM, and I can send you the file if you want it... About 6.6 MB.
I'd love to have a replacement scope for it myself, or at least the PS module that mounted on the cathode end of the CRT.
Pierre
Re: Manual and O'Scope for R1200A Service Monitor
Posted: Thu Jan 05, 2012 7:10 am
by xmo
The 1327's and the 1200 look similar and use the same plugins, but they are not the same - they are very different internally.
Re: Manual and O'Scope for R1200A Service Monitor
Posted: Thu Jan 05, 2012 11:02 am
by VinnieL59
Thank You much!