From: William Levak (wlevak_at_sdf.lonestar.org)
Date: 2008-07-17 06:44:08
On Thu, 17 Jul 2008, Ethan Dicks wrote:
> On Wed, Jul 16, 2008 at 7:27 PM, William Levak <wlevak@sdf.lonestar.org> wrote:
>>
>> This is a test.
>>
>> Ethan, did you receive the pinout descriptions I posted July 14? I did not
>> receive a copy through the mail list.
>
> I did, and I replied. I have a preliminary schematic drafted up, but
> I was curious where the diode fits in.
I didn't get the reply. It looks like a couple days worth of my e-mail
disappeared.
I think the diode and capacitor are general despiking and surge
supression. The clip is removed while the power is live, and arcing is
possible when that is done.
Diagnostic connectors
----------------------
keyboard user port
1-9-17 connector is numbered ABCDEFHJKLMN
2-10-18 123456789111
3-11 012
4-12 A, N, 1-2, 5-7, 12 N.C.
5-13 B-J-8
6-14 C-3
7-15 D-4
8-16 E-F-H
19 key K-9
20 N.C. L-10
M-11
wlevak@sdf.lonestar.org
SDF Public Access UNIX System - http://sdf.lonestar.org
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