Honda 2006 CB600F Owner's Manual page 27

Gauges, Indicators & Displays
5 right turn signal
indicator (amber)
6 tachometer
7 tachometer red zone
8 coolant temperature
meter
18
Instruments & Controls
Flashes when the right turn signal operates.
Shows engine speed in revolutions per minute (rpm).
Meter Check.
Shows excessive engine rpm range (indicated from
the beginning of the tachometer red zone) in which
operation may damage the engine. Do not let the
tachometer needle enter the red zone.
Shows engine coolant temperature digitally (page
39 ).
USA: Fahrenheit (°F), Canada: Centigrade (°C).
Display Check.