Special C Onditions F Or T His U Ser G Uide; Recommended O Perating A Mbient T Emperatures - Polycom VVX500 User Manual

Polycom V VX 5 00 B usiness M edia P hone U ser G uide
Special C onditions f or t his U ser G uide
PTC G eneral W arning
The g rant o f a T elepermit f or a ny i tem o f t erminal e quipment i ndicates o nly t hat T elecom h as a ccepted
that t he i tem c omplies w ith m inimum c onditions f or c onnection t o i ts n etwork. I t i ndicates n o
endorsement o f t he p roduct b y T elecom, n or d oes i t p rovide a ny s ort o f w arranty. A bove a ll, i t p rovides
no a ssurance t hat a ny i tem w ill w ork c orrectly i n a ll r espects w ith a nother i tem o f T elepermitted
equipment o f a d ifferent m ake o r m odel, n or d oes i t i mply t hat a ny p roduct i s c ompatible w ith a ll o f
Telecom's n etwork s ervices.
Echo C ancellation
Echo c ancellers a re n ot n ormally r equired i n t he T elecom P STN b ecause g eographic d elays a re
acceptable w here C PE r eturn l oss i s m aintained w ithin T elepermit l imits. H owever, t hose p rivate
networks m aking u se o f V oice o ver I P t echnology a re r equired t o p rovide e cho c ancellation f or a ll v oice
calls. T he c ombined e ffect o f a udio / V oIP c onversion d elay a nd I P r outing d elay c an c ause t he e cho
cancellation t ime o f 6 4 m S o r m ore t o b e r equired.
Software V ersion i n t his P olycom V VX 5 00 V oIP D esktop T elephone W hen U sed o n t he T elecom
Network
This t elephone m ust b e e quipped w ith t he s oftware i nstalled d uring t he P TC t esting ( version 6 .4.1.0008)
for c ompliance t o b e g uaranteed.
Recommended O perating A mbient T emperatures
• Operating t emperature: + 32 t o 1 04°F ( 0 t o 4 0°C)
• Relative h umidity: 5 % t o 9 5%, n oncondensing
• Storage t emperature: -­‐ 40 t o + 160°F ( -­‐40 t o + 70°C)
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