Table of Contents
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Checking Flow
SETTING : After initialize 5515C, Test US Cellular
START
Insert the earphone to the handset.
Yes
Does the audio
Profile of the phone change to
the earphone mode?
Yes
Set the audio part of the test
equipment to echo mode
Yes
Can you hear your voice
from the earphone?
Yes
4
Earphone will
work properly
Earphone detect problem
Audio path problem
No
Change the earphone and
try again.
Yes
Can you hear your voice
from the earphone?
Yes
Change Earphone.
No
1
Set the audio part of the
test equipment to
continuous wave mode
Yes
Can you hear the sound
from the earphone?
No
Yes
3
Earphone receiving
Path problem
No
2
Earphone sending
path problem
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