Audio Test - IFR COM-120C Operation Manual

Communications service monitor
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SECTION 6
OPTIONS

6-13-6 AUDIO TEST

The Audio Test measur es Audio Distor tion, Audio Power and RF Input Power r equir ed to
maintain a SINAD Level. Connect the Phone Audio O ut to the CO M- 120C AUDIO /DATA
IN Connector . The SINAD Test Refer ence is set fr om the AMPS Setup Menu.
To test, pr ess F2 ENABLED while cur sor is on Audio Test. Pr ess F3 START. Pr ess FX
SKIP to skip a test when pr ompted by Test Set. The Audio Test wor ks when the Mobile
Init Test or the Cell Init Test is also per for med.
33. RF Level
Displays RF Input
Level, in dBm and
volts, which pr oduces
SINAD r eading equal
to SINAD Test
Refer ence.
34. Audio Pwr
Displays Mobile Phone
Audio Power .
35. Audio Dist
Displays Mobile Phone
Audio Distor tion.
36. REF LO AD
Displays Load Refer ence for Audio Test.
AMPS Cellular
Automatic Test
Registration
FINISHED
Mobile Init
FINISHED
Cell Init
FINISHED
Handoff Test
FINISHED
Audio Test
FINISHED
RF Level:
-121 dBm
Audio Pwr:
-8.7 dBm
Audio Dist:
1.3%
REF LOAD:
600 Ohms
6- 58
0.199 uV
RETURN
8717120
33
34
35
36

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