190-02207-02 Rev. 1 GPS 175/GNX 375 Pilot’s Guide iTable of Contents1 SYSTEM AT A GLANCE ..................................................................................................... 1-1Overview ...................................................................................................................................................1-21.1 Display Layout ........................................................................................... 1-31.2 Unit Functions .......................................................................................... 1-4Pilot Interface ........................................................................................................................................1-51.3 Unit Power ................................................................................................ 1-51.3.1 Instrument Test .................................................................................. 1-51.3.2 Power Off .......................................................................................... 1-51.4 SD Card Slot ............................................................................................. 1-61.5 Touchscreen ............................................................................................. 1-71.5.1 Keys ................................................................................................... 1-81.5.2 Menus ................................................................................................ 1-91.5.3 Tabs ................................................................................................. 1-101.5.4 Keypads ........................................................................................... 1-101.6 Control Knobs ........................................................................................ 1-111.6.1 Knob Function Indicators .................................................................. 1-111.6.2 Screen Captures ............................................................................... 1-121.7 Color Conventions .................................................................................. 1-13Compatible Equipment ..................................................................................................................1-141.8 Line Replaceable Units .......................................................................... 1-141.8.1 ADC & AHRS .................................................................................... 1-151.8.2 Altitude Encoder .............................................................................. 1-151.8.3 Connext Services .............................................................................. 1-161.8.4 Traffic .............................................................................................. 1-162 GET STARTED ........................................................................................................................ 2-1Databases .................................................................................................................................................2-32.1 Database Effective Cycles .......................................................................... 2-42.2 Active and Standby Databases .................................................................. 2-52.3 Manual Updates ....................................................................................... 2-62.3.1 Database Updates Page ...................................................................... 2-62.4 Automatic Updates ................................................................................... 2-92.5 Database Concierge ................................................................................ 2-10Connectivity .........................................................................................................................................2-122.6 Connext Setup ........................................................................................ 2-122.7 Bluetooth Setup ...................................................................................... 2-132.7.1 Enabling Bluetooth ........................................................................... 2-132.7.2 Managing Paired Devices .................................................................. 2-142.7.3 Importing a Flight Plan ..................................................................... 2-142.8 Wi-Fi Setup ............................................................................................. 2-152.8.1 Connecting to Wi-Fi ......................................................................... 2-15XPDR ........................................................................................................................................................2-162.9 XPDR Setup ............................................................................................ 2-172.9.1 Displaying Data ................................................................................ 2-172.9.2 Enabling Extended Squitter Transmissions ......................................... 2-172.9.3 Assigning a Flight ID ......................................................................... 2-182.10 XPDR Modes ......................................................................................... 2-192.11 Squawk Code Keys ............................................................................... 2-202.11.1 VFR ................................................................................................ 2-202.11.2 IDENT ............................................................................................ 2-20