Maintenance Manual –
8242 DECT Handset
8AL 90310 USAA Ed01 15 /18
3.2.9 Headset tone test:
A 1000 Hz tone generated in the headset, a headset should be inserted into the HS at this point in time.
3.2.10 Headset Loopback test:
The purpose is to test that audio path from headset’s microphone to headset’s earpiece is function. The
tester blows or speaks in the headset’s microphone and verifies that he can hear it in the headset’s
earpiece(s).
3.2.11 Speaker Loopback test:
The purpose is to test that audio path from handset’s microphone to handset’s earpiece is function. The
tester blows or speaks in the handset’s microphone and verifies that he can hear it on the handset’s
speaker.