Figure 17.1 Standard, Dual Base Station, And Power Save Control Panel High Level - Tait TB8100 Service Manual

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Figure 17.1
Standard, dual base station, and Power Save control panel high level
block diagrams
Standard and Dual Base Station Control Panels
Microphone Audio
Speaker Audio
2
I C Bus
System
Control Bus
Channel Select (dual base station only)
28V, GND
Fan Power & GND
Open Collector RS-232
Power Save Control Panel
Open Collector RS-232
System
28V, GND
Control Bus
2
I C Bus
Fan Power & GND
274
Control Panel Circuit Description
Microphone
Pre-emphasis
& Gain Control
Speaker
Enable
2
I C
Translation
Power
Supply
RS-232 Bus
RS-232
Translation
RS-232 Bus
RS-232
Translation
Full Power On
Power
Supply
Power Save On
2
I C
Translation
Speaker
Volume &
Gain Control
© Tait Electronics Limited September 2006
Microphone
Connector
Speaker
Control
Panel Type
LEDs &
Switches
Fan Inputs
RS-232
Connector
RS-232
Connector
Control
Panel Type
LEDs
Fan Inputs
TB8100 Service Manual

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