Support

Manuals

HDX-121, HDX-121bb Plotter/Sounder Manual 2019 version

HE-881 HE-881 Sounder Manual

HE-7300di, HE-775di, HE-1500di HE-7300di, HE-775di, HE-1500di Sounder Manual

HE-773 mkIII DI Sonar Manual

HE-773 Autohoist Installation Manual

HowTos

HE-773 mkIII DI Video: Overview and initial setup

HDX-121 Marking Fish Video: Plotter marks for fish on the sounder

HDX-121 USB backup Video: HDX-121 saving and restoring settings configuration to USB memory stick

HDX-121 and TZPRO hardness Instructions for configuring HDX-121 and Time Zero Professional for bottom hardness recording

GPS Compatibility Which Hondex work with which GPS antennas?