5.1 Operation instructions ....................................................................................................... 42
5.2 Troubleshooting ................................................................................................................ 43
Sonar troubleshooting ..........................................................................................................43
Resetting the sonar...............................................................................................................45
Chapter 6 Maintenance .................................................................................................. 47
6.1 Routine checks ................................................................................................................... 48
6.2 Transducer cleaning ......................................................................................................... 49
7.2 Learning resources ........................................................................................................... 54
Physical specification........................................................................................................... 56
Conformance specification .................................................................................................. 56
9.1 Spares.................................................................................................................................. 58
9.2 Accessories........................................................................................................................ 59
6