[Hai-users] Aegis Omni Console Failure

[Byron Peebles]

I would say the sounder in the keypad, since the speaker was 
disconnected because of RFI problems in June 2000.

Brad wrote:

>What is making the noise? The sounder in the keypad or a speaker?
>
>-----Original Message-----
>From: hai-users-bounces at tssi.com [mailto:hai-users-bounces at tssi.com] On
>Behalf Of Byron Peebles
>Sent: Saturday, May 13, 2006 2:37 PM
>To: hai-users at tssi.com
>Subject: [Hai-users] Aegis Omni Console Failure
>
>I have an install with the following items attached
>to the 12V/GND/A/B console connections:
>    1. Three flush consoles
>    2. One Wireless Receiver
>
>One of the consoles developed a problem after the Aegis 2000
>board was replaced with an Omni IIe board.  Eventually, the low hum
>at that console developed into a pretty loud screech, so the system
>was powered down.
>
>After removing everything from the 12V feed terminal, I attached each
>of the 12V leads indivudually.  But two of the console leads produce the 
>noise,
>at least according to me helper.  Meaning, both leads produce a noise in the
>same console (which in one case would be unpowered).
>
>I don't see how this is possible.  Any thoughts before I get another 
>helper and retest?
>
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>  
>