Topcon GRS-1 User Manual

Connector Specifications
P/N 7010-0926
A-9
USB Connector
Rimmed in yellow, the USB connector is a sealed receptacle, 4 pin
TPS cable connector (Figure A-2).
Figure A-2. USB Connector for GGD Options
Table A-5 gives the USB connector specifications.
Table A-5. USB Specifications
Number Signal Name Dir Details
1 VDD P Bus power input
2 V- I/O Data minus
3 V+ I/O Data plus
4 - - Not used
5 GND - Ground

Topcon GRS-1 Specifications

General

Brand	Topcon
Model	GRS-1
Category	GPS
Language	English