Fishman INK 3, User Manual, Page: 5 / 8

5
Tuner •
Press and hold the tuner display to activate the onboard tuner; press
once to turn it off. This digital chromatic tuner accommodates all standard and
alternate tunings and mutes the output when engaged. It is calibrated to A =
440Hz and can be activated without an instrument cable connected. To conserve
battery life, the tuner will turn itself off after three minutes of inactivity.
Battery •
When it is time to change the battery, a low battery indicator will
light. To conserve power, unplug the instrument and turn off the tuner when not
in use. Typcial 9V alkaline battery life is approximately 90 hours (with tuner off).
On certain models, the low battery lights to indicate it is time to recharge the
internal battery. Connect a micro USB cable and 5VDC, 500mA power source to
the INK output box until the status LED indicates full charge.