StudioTech Annoucer's Console 233 Manual De Usuario

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Issue 1, September 2007 
Model 233 User Guide
Page 28 
Studio Technologies, Inc. 
of how they impact the Model 233’s 
operation can lead to many interesting 
and powerful uses.
Talkback to Intercom Functions
The last two switches in switch assembly 
SW2 are used to configure the talkback 
to intercom functions.
Talkback 1 to Intercom Function Mode
Switch SW2-11 configures whether the 
talkback 1 button will allow talkback 
audio to be sent to pin 2 of the intercom 
interface.
• Talkback 2 to intercom interface pin 3: 
In this mode the talkback 2 button will 
control the routing of talkback audio to 
pin 3 of the intercom interface. Pin 3 is 
channel 2 of an RTS TW intercom sys-
tem. For a single-channel Clear-Com 
intercom system pin 3 is channel 1.
Conclusion
Once the eighteen switches have been set 
to the desired Model 233’s operating con-
figuration, it may be time to reattach the 
security plate. The exception is if the trim 
pots associated with the line inputs and 
intercom sidetone (null) need to be adjust-
ed. Details are provided later in this user 
guide. The plate attaches using the four 
rubber bumpers. They should be hand-
tightened only; no tools are to be used.
Operation
At this point the desired input, output, and 
power connections should have been 
made. The button labels may have been 
revised. After carefully reviewing the appli-
cation, the configuration switches should 
have been set. Normal operation of the 
Model 233 can now begin. The unit will 
begin functioning as soon as a power 
source is connected. As previously dis-
cussed, power for the Model 233 can be 
provided by an intercom line or an exter-
nal source of 24 volt DC. It’s important to 
highlight the fact that the Model 233 is an 
active device. Audio signals will not be 
Figure 21. Talkback 1 to intercom pin 2 settings
Figure 22. Talkback 2 to intercom pin 3 settings
Two modes are available:
• Disabled: In this mode the talkback 1 
button will not allow talkback audio 
to be sent to pin 2 of the intercom 
interface.
• Talkback 1 to intercom interface pin 2: 
In this mode the talkback 1 button will 
control the routing of talkback audio to 
pin 2 of the intercom interface. Pin 2 is 
channel 1 of an RTS intercom system.
Talkback 2 to Intercom Function Mode
Switch SW3-12 configures whether the 
talkback 2 button will allow talkback 
audio to be sent to pin 3 of the intercom 
interface.
Two modes are available:
• Disabled: In this mode the talkback 2 
button will not allow talkback audio 
to be sent to pin 3 of the intercom 
interface.