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Old call express MISU III device

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CharlesBr

Programmer
Jan 29, 2007
130
CA
Hi, a very old sx200d has 2 cov line cards connected to two cascaded MISU III which then connects to a Callexpress voicemail running on an OS/2 pc...

It feels like jurassic park :)

The MISUs started going sour, so we left only one connected and it worked for three weeks (6 ports only on the voicemail)

Now the one that was working went belly up and we can't bring it back up, even with a lot of spare MISUs they look like they are all dead., i.e. they are not scanning the ports anymore, just showing solid leds at random (or so it seems).. can it be a bad power supply on the MISU? I tried connecting a superset 4 to all the ports on the cov card and they work fine (can make and receive calls)...

What is left to try?

thanks!
 
A Bullet... Mercy shot!!!!















Sorry had to say it!

_______________________________________________________________

If you did not take enough time to get it right the first time...

What makes you think that you have time to fix it?
 
Can you believe somebody offered to cover that crap under the service contract?!
 
I believe it. I know for a fact there's active maint. contracts out there on a few SX-200 Analogs and SX-2000 SG's.
 
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