Yamaha Aerox GDR155 Owner's Manual page 42

Instrument and control functions
Tachometer
1. Tachometer
The electric tachometer allows the rid-
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er to monitor the engine speed and
keep it within the ideal power range.
VVA indicator
1. VVA (variable valve actuation) indicator
This model is equipped with variable
valve actuation (VVA) for good fuel
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economy and acceleration in both the
low-speed and high-speed ranges.
The VVA indicator comes on when the
variable valve actuation system has
switched to the high-speed range.
The VVA indicator can be turned off (or
on) as follows:
1. Turn the main switch to "OFF".
2. Hold the "RESET/SELECT" button
pushed and turn the main switch
to "ON".
3. Release the "RESET/SELECT" af-
ter one second.
4. Push the "RESET/SELECT" but-
ton to turn the indicator off (or on).
TIP
Turning the VVA indicator off does not
turn off the variable valve actuation
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system.
Clock
1. Clock
The clock uses a 12-hour time system.
To set the clock
1. With the display in the odometer
2. When the hour digits start flash-
3. Push the "RESET/SELECT" but-
4. Use the "RESET/SELECT" button
5. Push the "RESET/SELECT" but-
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mode, push the "RESET/SELECT"
button for four seconds.
ing, use the "RESET/SELECT"
button to set the hours.
ton for two seconds, and the min-
utes will start flashing.
to set the minutes.
ton for two seconds to start the
clock.
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