User's Manual

AD Plus2.0 User Manual
Page 7 of 66
 Positioning information: it is used to check the satellite positioning signal
quality of the device, and help the installation, operation and maintenance
personnel to evaluate the positioning capability and quality of the device, so as
to perform corresponding maintenance actions. On this screen, the top row
indicates the number of active satellites and the total number of satellites. PRN
in the list below indicates the serial number of the satellite. GNSS indicates the
global satellite navigation system (GPS, GLONASS, or GALILEO) that the
satellite belongs to. SNR indicates the signal-to-noise ratio, which is a
parameter reflecting the quality of satellite positioning signals. Direction angle
represents the satellite azimuth angle, and Altitude angle represents the satellite
altitude angle.
This screen is displayed only when the GPS raw data record command is opened.
For the specific operation method, please see Section 2.8.1 "Location".
Storage Device: shows the information of the built-in and external storage devices
of the device and allows formatting them. For the built-in memory, a prompt will be
displayed after you tap the icon in the Formatting column, for you to confirm the
formatting operation.