10 GG Surveyor GPS+GLONASS Reference Manual
Table 2.2 lists the pin assignments for DB25 connector J101.
Power Requirements
DC voltage: 6 to 15 volts DC, regulated ± 5%
Wattage: 2.8 watts (LNA not included)
An on-board battery-backed RAM maintains user setup and data.
CAUTION
No power should be applied while connecting or disconnecting cables.
Table 2.2: J101 Connector Pinout
Pin Code Pin Code
1 LED RED - Can be used to drive
external LED
14 LED GND
2 LED GRN - Can be used to drive
external LED
15 1PPS OUT
3 GND 16 CTSC
4 RTSC 17 RXDC -
5 TXDC 18 RXDB
6 TXDB 19 EVENT IN
7 GND 20 CTSB
8 RTSB 21 RXDA
9 TXDA 22 No connection
10 GND 23 CTSA
11 RTSA 24 EXT PWR 1
12 EXT GND 1 25 EXT PWR 2
13 EXT GND 2
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