5.1 Service and maintenance.................................................................................................. 46
5.2 Product care....................................................................................................................... 47
6.1 Troubleshooting ................................................................................................................. 50
6.2 Power up troubleshooting ................................................................................................ 51
6.3 GPS / GNSS troubleshooting ........................................................................................... 53
6.4 Sonar troubleshooting ...................................................................................................... 54
6.5 Wi-Fi troubleshooting ....................................................................................................... 56
8.1 Element technical specification........................................................................................ 66
8.2 HyperVision™ technical specification.............................................................................. 67
8.3 Internal GNSS (GPS / GLONASS) receiver specification .............................................. 68
8.4 Conformance specification .............................................................................................. 69
9.1 Spares.................................................................................................................................. 72
9.2 Element accessories......................................................................................................... 73
6