Service Manual/Schematics for an IBM 7861-015 modem?
mcguire at neurotica.com
Sun Feb 11 13:43:21 CST 2007
On Feb 11, 2007, at 2:18 PM, Ethan Dicks wrote:
> Had a good day at the Mansfield Hamfest today. I now have some LCD
> monitors that I need to scope out power for (+5 @ 2A, +12 @ 1A), a
> nixie-tube panel DVM, and a couple of IBM modem frontpanels.
>> From googling the IBM model number (7861-015), they appear to be from
> a 9600bps 4-wire leased-line modem. I picked them up because they
> have a 20-key keypad with double-shot hex letters (0-9, A-F) that look
> really handy for attaching to an 1802 or similar, and a 1x16 char
> "british flag" VFD. What I'd really like is to get my hands on a
> schematic to skip the step of reverse-engineering the VFD drivers.
Oh now that's a damn good idea. Those modems are all over the
place. I think I will have to grab a couple of those myself! :)
Port Charlotte, FL
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