Basic components31NOTE:After the main switch is first turned on, all thedisplays come on as a test. After a few sec-onds, the gauge will change to normal opera-tion.NOTE:The speed & fuel meter unit shows variouskinds of information according to the settingmade with the “ ” (set) and “ ” (mode)buttons. For details, see the attached opera-tion manual.EMU31620Speedometer unitThis unit shows the boat speed and has func-tions of fuel meter and system voltage dis-play. If optional sensors are connected to theunit, trip display, water surface temperaturedisplay, depth display, and clock will be avail-able. For the optional sensor, consult yourYamaha dealer.1. Set button2. Mode button1. Speedometer2. Fuel meter3. Multifunction display1. Set button2. Mode button21ZMU05432123ZMU0543321ZMU054341. Speedometer2. Fuel meter3. Multifunction display1 23 ZMU05435