PDT-11/150 Field Maintenance Print Set wanted

Zane Healy healyzh at aracnet.com
Wed Dec 2 22:43:55 CST 2015

I’d sure love to see a copy on bitsavers, one of these days I’d like to try to resurrect mine.  So it would be great if someone who can scan the printset would. :-)


> On Dec 2, 2015, at 8:40 PM, Paul Anderson <useddec at gmail.com> wrote:
> I might have a hard copy I can loan you. Can you scan a copy for bitsavers?
> Paul
> On Wed, Dec 2, 2015 at 10:37 PM, Eric Smith <spacewar at gmail.com> wrote:
>> I have a non-working PDT-11/150, which fails self test 7 (console
>> USART) and when not in test mode, and with autobaud disabled, doesn't
>> send anything to the console.
>> I dumped the ROMs (two 82S2708 1Kx8 PROM for LSI-11 code, three 8316E
>> 2Kx8 masked ROM for the 8085 I/O processor, and one 8316E for the 8085
>> floppy controller), and I've started disassembling the 8085 ROM code
>> to figure out what the self-test actually does, but it's slow going.
>> It would be really helpful to have a copy (paper or scan) of the Field
>> Maintenance Print Set. Does anyone have it?
>> Thanks!
>> Eric

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