Any have a CMD CQD-200/M manual?

Henk Gooijen henk.gooijen at
Fri Feb 13 13:08:28 CST 2009

> From: toby at
> To: cctalk at
> Date: Fri, 13 Feb 2009 18:59:55 +0000
> Subject: Any have a CMD CQD-200/M manual?
> Hi,
> Has anyone by change got a manual for a CQD-200/M (QBUS SCSI
> controller). 
> The device is pretty similar to the CQD-220/M, which has a pdf on
> bitsavers, but jumpers are alas not the same and I just want to check
> I've got everything set correctly and enable its bootstrap
> I've fired it up on my PDP-11/23+ with an RZ27 disk and I can indeed
> access it via RT-11 but I only get a 32MB (65K blocks) disk after an
> initialize. Does RT-11 have a 65K block limit on a disk?
> Thanks,
> Toby

Jup, the maximum partition in RT11 is 32 MB.


- Henk, PA8PDP


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