Toa TS-770 Series - Manual (Page 22)

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Step 3. Connect an indicator or other device to the TS-771 Chairman unit's or TS-772 Delegate unit's Control
Output terminal as required.
TS-771/772
Terminal screw
Cable*
Control output
terminal
Tighten
* Conductor diameter:
ø0.4 – 1.3 mm (AWG 16 – 26),
solid or stranded
Note
This output terminal is closed
("make" contact) when the
Remote Delegate Interface unit
is set to Speech mode.
Step 4. Set the Test switch on the front panel of the Central unit to ON. (Test mode)
The Test indicator lights together with the conference unit's Microphone in-use indicator and the
indicator on the microphone.
Note that as the number of connected conference units increases, several seconds may elapse
before the indicators light.
When all indicators for the installed conference units light, this completes connection confirmation. In
this event, if the indicators of a certain conference unit do not light, check the connections of the
microphone and those between the Central unit and conference units.
TS-770 Central unit
TS-771 Chairman unit or TS-772 Delegate unit
Test switch: ON
Test indicator: Lights
Microphone in-use indicator: Lights
Indicator: Lights
CENTRAL UNIT TS-770
Step 5. Shift the Central unit's Test switch back to the OFF position. (Test mode cancelled.)
Note that as the number of connected conference units increases, several seconds may elapse
before the indicators extinguish.