Huawei ETS1160 Manual page 11

Adjusting the Voice Volume
5
You can hear the dial tone again, which means
that the FWT has returned to the off-hook state,
and you can proceed to make other operations.
If you hear the reject tone of "toot, toot", you
Note
have pressed an incorrect key. The syetem will
return to the off-hook state, and you can retry to
make the setting after hearing the dial tone
again.
Adjusting the Volume During a Call
1
If you are in a session with the remote party, you
can press #*1 to adjust the volume.
2
Press keys from 1 to 4 to select the desired vol-
umn. The keys from 1 to 4 represents volumn
level from 1 to 4.
3
After selecting the desired volume, press * key
to save it. If you hear the confirmation tone of a
"toot", you have successfully set the volume
level.
8
4
Keep in session mode.
If you hear the reject tone of "toot, toot" when
Note
setting the volume, you have pressed an incor-
rect key and this setting attempt is failed. How-
ever, the session mode remains and you can
perform operations from Step 1 to 4 to adjust
the volume again.