Re: Ademco Honeywell Compass modem AT commands for Hayes Smartmodem OPTIMA 9600 to Vista panel?

[NickMark <nmarkowitz@xxxxxxxxx>]

On Tuesday, July 15, 2014 4:17:32 PM UTC-4, luke....@xxxxxxxxx wrote:
> I am pulling my hair out trying to get a Hayes Smartmodem OPTIMA 9600 to =
connect to a Honeywell Vista-21iP panel with the modem direct wired to the =
panel using the required telephone cable with a 150 Ohm resistor.  I am get=
ting a "Panel is not answering the call, or issue with telephone cable", I =
hear the modem try to talk to the panel through the modem speaker.
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> Part of the problem is the modem is on the Honeywell supported modem list=
 but not on the modem list in the compass software
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> http://library.ademconet.com/MWT/fs2/CMP1580ADCD/Modems-that-are-compatib=
le.PDF
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> So are is there a custom AT sequence needed for this modem.  I have tried=
 all the Hayes modems and they do not work.
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> I have set the "allmodem=3D1" setting in the download.ini file as specifi=
ed in the compatible modem document above but not really sure what that doe=
s.
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> Questions
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> - Does anyone know the AT commands to get this modem to work
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> - Why are there four boxes for custom AT commands and each modem has the =
AT commands in different boxes?
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> - Does anyone know what the jumper JP1 under the front cover of the modem=
 does?

You do not need the resistor in phone line   for direct connection never us=
ed  a resistor that may be your problem . just straight phone cable from mo=
dem to panel