Perle Systems 5500174-11 MP3 Player Accessories User Manual


 
Connector box and cable pinouts
Page 47
DB25 connector box
DB25 Pin EIA-232
1 & Shell C-GND
2 TXD
3 RXD
4 RTS
5 CTS
6 DSR
7 S-GND
8 DCD
20 DTR
22 RI