Toa TS-770 Series - Manual (Page 28)

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Step 4. Set the Central unit's Automatic Mic-Off setting switch to the OFF position.
TS-770 Central unit
Automatic mic-off setting switch
(Factory preset: OFF) CENTRAL UNIT TS-770
Step 5. Set the Remote Delegate Interface unit's Auto/Manual Selector switch to the MANUAL position to
disable speech through the unit (the speech indicator extinguishes).
TS-775 Remote delegate interface unit
Speech Indicator
Microphone Input Volume Control
Speaker Output Volume Control Handset Selector Switch
Auto/Manual Selector Switch
Talk Key
Step 6. Adjust the Speaker Output Volume control to enable the remote party to hear audio from the
Chairman and Delegate units clearly at their telephones or PCs.
Note
When using a telephone, if sound is not audible at all, change the position of the Handset Selector
switch (default position: A).
Step 7. Press the Talk key to enable the remote party to speak, then adjust the Microphone Input Volume
control so that the remote party's voice can be heard clearly from the Chairman and Delegate units
(the microphone indicator extinguishes).
Step 8. Set the Auto/Manual Selector switch to the AUTO position and perform fine adjustment of the
Microphone Input Volume control to allow conversation flows to be reversed correctly between the
conference room and the remote party.