Audio Add-on Board P/N 416940020-3
The Audio add-on board P/N
416940020-3 design for connection with
DV controllers on the audio connector
CN7. It provides audio input ports and
output port for sound amplification.
Electrical Specification :
Supply Voltage : +12V, +5V
Supply current : 35mA for +12V, 6mA for +5V
Input impedance 6.8kohm
Output power : 2.0W for 4ohm load
1.0W for 8ohm load
Distrotion : <2%
Voltage gain : 0 to 21 dB
Use of connectors :
Connector
CN1
CN2
CN3
J1
J2
Connector type
JST B3B-XH-A
JST B4B-PH-K
0.1 inches 2 row x 5 pin header strips (right angle)
?3.5mm stereo jack socket
?3.5mm stereo jack socket
Pin Assignments :
CN1: Output alternate connector
Pin Number
1 Speaker out left
2 Ground
3 Speaker out right
CN2: Input alternate connector
Pin Number
Description
Description
1 Ground
2 Audio input left
3 Ground
4 Audio input right
48
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