CLASS D AUDIO AMPLIFIER
BOARD - TDA7492
USER’S GUIDE
©
2004-2011 Sure Electronics Inc.
AA-AB32189&AA-AB32174&AA-AB34165
_Ver1.0_Page 5
2.1
Power Connection
To power the amplifier board, use either jack J9 or terminal blocks J8 (optional). Pay
attention to the polarity when connecting power supply.
FIGURE 2-1 POWER CONNECTION
TABLE 2-1 POWER CONNECTION
Connector Mark
Description
Jack
J9
DC power supply socket
VCC
The positive of power supply socket
Terminal
Blocks
J8
GND
The negative of power supply socket
Note:
1. You are allowed to use only one way to power the amplifier board at a time.
2. The maximum supply voltage shall be referred to Chapter 3.
2.2 Input Connections
You may use RCA connectors to input audio signal.
Chapter 2. Hardware Detail
