Car Speaker User Manual

10
5. For remote audio connections or to boost volume output, a stereo speaker plug can be connected to
the Speaker out jack. Use DC inline speakers of the type used to improve output from a personal
computer.
Sign
Reset
RS485
1.Pwr/Micro
2.RXD
3.FlashProg
4.TXD
RS232/Aux
5
5. RXD
6. TXD
6
RS232/Aux
RS485
34
12
Spkr
Out
Only use a stereo plug to connect external
speakers. Using a mono plug may damage
the sign. A stereo jack will have two bands.
A mono jack will only have one band.