Samyung SGN-500, Руководство пользователя

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User Manual
13
2-6 Installing DGNSS
DGNSS antenna must be installed when using DGNSS.
1. DGNSS antenna: Refer to the “2-5 Installing antenna” when installing.
*. The DGNSS antenna of main unit’s connector is as below.
Number Pin name function
8 POWER+ positive Power input 12V DC
1,13,14,25 POWER- Negative(There is no need to connect all the pins. Two pins would work)
3 TRANSMIT RS-232 OUT
4 RECEIVE RS-232 IN
15,19 GROUND
SIGNAL GROUND COMMON TO RECEIVE
AND TRANSMIT (Only one pin is needed.)