RL02 hook up to 11/04

william degnan billdegnan at gmail.com
Thu Dec 14 13:18:55 CST 2017

On Thu, Dec 14, 2017 at 2:10 PM, william degnan <billdegnan at gmail.com>

> On Thu, Dec 14, 2017 at 10:59 AM, John Welch via cctalk <
> cctalk at classiccmp.org> wrote:
>> Now that I have the 11/04 running the next step is to hook up to the RL02.
>> I need to run a cable from the M7762 to one of the connectors on the back
>> of the RL02.  I have cabling stripped from a 11/04.
>> Is there a terminator that goes on the other connector on the RL02? The
>> machine that was stripped actually was a RL01, I hope the cable is the same
>> and if not someone will be able to advise me on that.
>> Do I need to set any jumpers on the M7762?
>> Are there any other things I should do the the RL02 prior to plugging it
>> into the wall and powering it on?
>> Sincerely,
>> John Welch
> Assuming you have a bridge adapter that goes between the flat cable and
> the drive cable.  The bottom drive port should be terminated if you're not
> connecting to a 2nd drive.  Here is how I learned what I needed:
> http://www.pdp-11.nl/peripherals/disk/rl-info.html
> Bill
The ROM part number should be 751A9, if you're using a 9312, that's the ROM
for the RL01/RL02. The command is DL0 or DL1.  If you use "DL" it assumes
drive 0.  You can boot off of any drive however.  You can install the ROM
in any slot.


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