Step7: Repeat Step5 and Step6 until your setup all the bases and handsets
Please follow the test case to test W80B and share with us the test result. Some tips you may need to
know.
Enter measuring mode on W56H (W53H does not support this with currently version yet)
1) Dial *1383201# handset. (this is to active the feature)
2) Go to Menu—Settings—Telephony—Metering Mode—Enable
3) Back to main screen, you will see the parameters like below:
RSSI> -65dbm for good voice quality
RSSI>-70dbm for base synchronization.
Frame Quality=100%
To test signal, please also make calls between handsets to check the real time voice quality
Firmware upgrade
1) Currently official firmware is:
http://support.yealink.com/documentFront/forwardToDocumentDetailPage?documentId=314
2) To test firmware upgrade feature, we prepared test versions for you. after this test, please
upgrade back to the formal firmware for daily use.
https://drive.google.com/open?id=1LOX9ig314brAwC7MIkkqWdypA9khb-Nq
3) Upgrade page:
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