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Changing the Reference Pitch
You can adjust the reference pitch over a range of 436-445 Hz. (440 Hz
is the factory default.)
1. Press the MODE button and STREAM/CENT button
simultaneously.
The lowest digit of the current reference pitch (e.g., “0” when set to
440 Hz) blinks in the Note Name/String indicator.
2. Press the MODE button or STREAM/CENT button to
change the reference pitch.
MODE button: Raises the reference pitch by 1 Hz.
STREAM/CENT button: Lowers the reference pitch by 1 Hz.
* If you allow several seconds to elapse without pressing the MODE
button or STREAM/CENT button, the TU-3 will return to normal
operation.
* When you turn on the power, the current reference pitch will be
displayed for several seconds.
* This setting remains stored even after the power is turned off.
Restoring the Original Factory Settings
(Factory Reset)
The TU-3 retains the following settings in memory. If desired, you can
restore these settings to their factory-set condition.
1. While holding down the MODE button, turn on the
power (insert a plug into the INPUT jack).
The green light at the center of the meter lights up.
2. Press the MODE button again.
The green light at the center of the meter flashes three times, and
the TU-3 returns to its normal mode, with the
original default factory settings restored.
* If several seconds elapse without the MODE button being pressed, or if
you press any button other than the MODE button, the TU-3 returns to
its normal state without restoring the factory settings.