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Ericsson 4222

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Dingobox

Dingobox

Programmer
Jul 8, 2013
1
AU
Hi
We have a 12 Ericsson 4222 hand sets, and some have scrambled displays,
Cabling had been re routed to new locations and extensions patched.
Phones work, just some now have the erratic display.....the ext number is readable.

Any thoughts?
 
pbx??
BP?
MX ONE?
MD110?
MD EVOLUTION?
 
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