GIGA-TMS GUARDSCAN GS120 User Manual page 12

WAS-T0017 RS232 interface cable
DSUB 9P POWER JACK
+
-
No use
Connect to PC
Personal Computer
Note:
1. When GS120 is connected/disconnected with an external power adapter, it would be turned
On/Off automatically.
2. When GS120 is not connected with an external power adaptor , the corresponding key for
power on GS120 needs to be pressed all the time during the communications with the PC.
DSUB 9P FEMALE PIN
2
3
5
RS-232
PORT
12
FUNCTION
VCC +5V
TXD
RXD
GND
External power DC +5V
MINI USB 4P
1
2
3
4
GS120