User's Manual

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Table Of Contents

USER GUIDE
Legal Notices
Safety Information
- Regulations and safety
- Type approval
- Exposure to radio frequency radiation
- Installing antennas
- Battery safety
Contents
Introduction
- About the SPSx80 Smart GPS antenna
- About the SPSx81 Smart GPS antenna
- Related Information
- Technical Support
- Your Comments
Features and Functions
- Overview
- SPS780 Smart GPS antenna features
- SPS781 Smart GPS antenna standard features
- SPS880 Extreme Smart GPS antenna standard features
- SPS881 Extreme Smart GPS antenna standard features
- Use and care
- COCOM limits
- Parts of the receiver
  - Front panel
  - Lower housing
- Button functions
- LED behavior
  - LED flash patterns
Batteries and Power
- External power
- Battery safety
- Battery performance
- Charging the Lithium-ion batteries
- Storing the Lithium-ion battery
- Disposing of the rechargeable Lithium-ion battery
Setup Guidelines
- Base station operation guidelines
  - Base station components
  - Base station setup guidelines
- Rover operation guidelines
  - Rover receiver components
  - Rover receiver setup guidelines
- Cellular modem and external radio
Setting up the Receiver
- Connecting the receiver to external devices
  - Trimble controller with SCS900 Site Controller software
  - External radio-modems
- Common ways to set up a base station
- Common ways to set up a rover receiver
Configuring the Receiver Settings
- Using the SCS900 Site Controller software to configure the base station, the rover, and the radios
- Configuring the receiver to log data for postprocessing
- Configuring the receiver in real time
- Configuring the receiver using application files
- Creating and editing the configuration files that control the receiver
AutoBase Feature
- Setting Up a Base Station
  - Best practice
  - Antenna type
- Scenarios
- AutoBase process
Default Settings
- Default receiver settings
- Resetting the receiver to factory defaults
- Default behavior
- Power up settings
- Logging data
  - Logging data after a power loss
Specifications
- General specifications
- Physical specifications
- Electrical specifications
- Communication specifications
- GPS satellite signal tracking
- Integrated radio options
- Variable configuration options
NMEA-0183 Output
- NMEA-0183 message overview
- Common message elements
  - Message values
- NMEA messages
- ADV
- GGA
- GSA
- GST
- GSV
- HDT
- PTNL,AVR
- PTNL,GGK
- PTNL,PJK
- PTNL,VGK
- PTNL,VHD
- RMC
- ROT
- VTG
- ZDA
GSOF Messages
- Supported message types
- General Serial Output Format
- Reading binary values
  - INTEGER data types
- GSOF message definitions
Adding Internal Radio Frequencies
- Adding receive frequencies for the 450 MHz internal radio
Real-Time Data and Services
- RT17 Streamed Data service
- Login authentication
Upgrading the Receiver Firmware
- The WinFlash utility
  - Installing the WinFlash utility
- Upgrading the receiver firmware
Data Logging and Postprocessed Measurement Operations
- Connecting to the office computer
- Transferring files directly from a CompactFlash card
- Deleting files in the receiver
- Supported file types
Troubleshooting
- LED conditions
- Receiver issues
- Base station setup and static measurement problems
Glossary

8 Default Settings

68 SPSx80 and SPSx81 Smart GPS Antennas User Guide

Default receiver settings

These settings are defined in the default application file.

Resetting the receiver to factory defaults

To reset the receiver to its factory defaults, do one of the following:

• On the receiver, press E for 15 seconds.

• In the GPS Configurator software, select

Connect to Receiver and then click Reset

receiver in the General tab.

• In the Configuration Toolbox software, select the General tab and then click

Reset Receiver.

Note – For more information on the GPS Configurator and Configuration Toolbox software

which are supplied on the Trimble SPS GPS Receiver CD , see

Chapter 6, Configuring the

Receiver Settings

Function Factory default

SV Enable All SVs enabled

General Controls: Elevation mask 10°

PDOP mask 7

RTK positioning mode Low Latency

Motion Kinematic

Serial Port 1: Baud rate 38,400

Format 8-None-1

Flow control None

Serial Port 2: Baud rate 38,400

Format 8-None-1

Flow control None

Input Setup: Station Any

NMEA/ASCII (all supported messages) All ports Off

Streamed output All Types Off

Offset = 00

RT17/Binary All ports Off

Reference position: Latitude 0°

Longitude 0°

Altitude 0.00 m HAE

Antenna: Type Trimble SPS780, SPS781, SPS880

Extreme, SPS881 Extreme, Internal

Height (true vertical) 0.00 m

Group All

Measurement method Antenna Phase Center