{ "numMessagesInTopic": 3, "nextInTime": 31, "senderId": "EjjxLkKno8IxIzMSCG00JOYFwuspvEs_GcwncqIEMWgZdgQeYealrtZ8buOENCYzbL20FpO1fuLOIDQSMtf-a3uVCw", "systemMessage": false, "subject": "Re: p.s. edacs mpa-system", "from": ""fabio" <ik8dxq@...>", "authorName": "fabio", "msgSnippet": "Yes Mark, you are perfectily right,I tried to follow the schematics of Aegis for a little problem on a 628 Edacs board, I was able to repair it, but my head", "msgId": 30, "profile": "fabiobassa", "topicId": 28, "spamInfo": { "reason": "12", "isSpam": false }, "replyTo": "LIST", "userId": 229377425, "messageBody": "
--- In GE-Mpa@yahoogroups.com, "Mark Cobbeldick" <kb4cvn@y...> wrote:
\n> LBI-38828 is for the 19D903081 control/logic boards (a "Ø81"
\nboard),
\n> which was the final board for the M-PA series. It is a flashable
\n> board, does not have a memory battery, and has sockets on it for a
\n> digital voice board. Functioned on either conventional (192
\n> channels) or EDACS (128 sys/grp & 48 conventional channels).
\n>
\n> LBI-38604 is for the original 19D902282 control logic board
\n(old "Hard
\n> Coded" board). It was hard-coded, and not flash upgradeable. It
\nwas
\n> the very first board, and only covered either 16 or 48 channels.
\nVery
\n> primitive.
\n>
\n> The middle generation control board was the 19D902628 control logic
\n> board (a "628" board), and was designed for EDACS. It does not
\n> support digital voice, and has a 3 volt Lithium memory Battery.
\nThis
\n> control/logic board is documented in LBI-38467, which I just e-
\nmailed
\n> to you.
\n>
\n>
\n> 73,
\n> Mark C.
\n>
\n>
\n>
\n>
\n>
\n>
\n> --- In GE-Mpa@yahoogroups.com, "fabio" <ik8dxq@h...> wrote:
\n> > the lbi 38828 has schematics, but the component disposition
\ndoesn't
\n> > match with the one on lbi38604..
\n> > Marco