Diagnostics; Mic (Microphone) Test; Console Spkr (Speaker) Test - Polycom 2490 User Manual And Administrator Manual

Diagnostics

Mic (Microphone) Test

You may test the SoundStation2 Avaya's
microphones to ensure that they are
working optimally.
1. Press the Menu button
choose Admin Setup and press
the Select button
passcode (if required) and press
the soft key. Choose
ENTER
Diagnostics using the Scroll-
ing buttons
Select button
2. Choose Mic Test using the
Scrolling buttons
the Select button
microphones are numbered ac-
cording to the diagram.
MIC 4
MIC 2
Console Speaker Test
You can select an acoustic test signal to drive through the
SoundStation2 Avaya's speaker for speaker testing and to
sample the room acoustics.
1. Press the Menu button
choose Admin Setup and press the
Select button
(if required) and press the
soft key. Choose Diagnostics using
the Scrolling buttons
the Select button
2. Choose Console Speaker Test
using the Scrolling buttons
and press the Select button
Choose the desired signal using the
Scrolling buttons
,
, enter
, and press the
.
, and press
. The
MIC 1
,
, enter passcode
ENTER
, and press
.
.
SoundStation2 Avaya Administrator Guide - 30
If a testing microphone's meter indi-
cates that it is receiving an atypically
low or high sample, despite appropri-
ately controlled input, contact Polycom
Technical Support.
3. Choose any microphone using
the Scrolling buttons
press the Select button
►The testing microphone will
begin sampling at a 1 Hertz rate,
50% duty cycle.
►The display will show a meter
that modulates according to the
relative sample received by the
testing microphone.
MIC 3 LEVEL METER
CANCEL
►Sine Sweep is a test signal
consisting of a 100 Hertz to
3,500 Hertz sine wave whose
frequency is swept according to
a linear progression of fre-
quency as a function of time, or
(t)=A*sin(kt).
►One kiloHertz Tone is a con-
stant tone generated at exactly
1,000 Hertz.
►White Noise is a signal whose
energy is distributed uniformly
, and
.
MIC 5
MIC 3