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Audio loop test
RAM test
With the handset lifted, the transmitter and receiver capsules are
bridged with a test loop. By blowing into the mouthpiece the tester
can check the general functioning state of the transmitter and re-
ceiver components.
Diagnosis:
00=End?
Diagnosis:
04=Audio loop test?
Audio loop test
continue?
Diagnosis:
04=Audio loop test?
A function test of the RAM area is carried out with reading and
writing, and a corresponding acknowledge appears on the display.
Diagnosis:
00=End?
Diagnosis:
05=RAM test?
RAM OK
continue?
Diagnosis:
05=RAM test?
Service Documentation
>
Choose "Audio loop test"
Confirm
>
Blow into the handset
microphone
G
>
End test
>
>
Choose "RAM test"
Confirm
>
G
End of test
>
End test
>
99
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