HP-HIL keyboards with PS/2 connectors

Al Kossow aek at bitsavers.org
Fri Aug 26 11:14:06 CDT 2016

and here are all the part numbers


On 8/26/16 8:58 AM, Al Kossow wrote:
> On 8/26/16 8:37 AM, Eric Christopherson wrote:
>> Years ago I bought two HP 9000/715s. I've barely done anything with them,
>> so I don't remember for sure if they even came with keyboards. That unit's
>> keyboards are supposed to be HP-HIL, and I know there was a breakout box to
>> use a PS/2 *connector* on such a keyboard; but I'm wondering about the
>> particulars of that.
>> I have run across one HP keyboard in my stash, which has a PS/2 connector.
>> It only partially works on a PC -- certain keys don't register at all. What
>> I'd like to know is: is it certain that this is just a broken beige box PC
>> keyboard? The alternative I'm pondering is that it's really an HP-HIL
>> keyboard with a PS/2 connector that just coincidentally seems to partially
>> work on a PC. That's unlikely, I know, but I just want confirmation to rule
>> it out.
> http://rescue.sunhelp.narkive.com/oV3C9nJx/hp-9000-715-keyboard-adapter-module
> The 715/(64/80/100) use standard PS/2 keyboards and mice. But there
> wasn't enough room on the back of the machine for all the connectors. So
> these machines come with a small box that has a HP-HIL, a PS/2 keyboard
> and a PS/2 mouse connector on one side and is connected with a 10 pin
> cable to the machine. There is no electronic in the box, it is just a
> small break out box.
> The older 715/(33/50/75) are HIL only. They may look similar, but they
> are quite different to the later 715/(64/80/100). (Different CPU and
> chipset, IO bus, firmware...)

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