User`s guide
32 
KEEX-2030 User’s Manual 
Table 33 COM4 RS-232 Port B Wafer 
Pin  Signal 
1  DCD, Data carrier detect 
2  DSR, Data set ready 
3  RXD, Receive data 
4  RTS, Request to send 
5  TXD, Transmit data 
6  CTS, Clear to send 
7  DTR, Data terminal ready 
8  RI, Ring indicator 
9  GND, ground 
10  +5V 
Table 34 AUDIO1 Audio Output Wafer 
Pitch: 1.25mm WAFER [YIMTEX 501MW1*10STR] 
Pin  Signal 
1  LOUT_R 
2  GND 
3  LOUT_L 
4  LIN_R 
5  MIC 
6  LIN_L 
Pitch:2.5mm WAFER [YIMTEX 510XW1*06STR] 










