User manual KORG BA40

[. . . ] If liquid gets into the equipment, it could cause a breakdown, fire, or electrical shock. Be careful not to let metal objects get into the equipment. THE FCC REGULATION WARNING (for USA) This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to Part 15 of the FCC Rules. [. . . ] Insert the batteries observing the correct polarity. If the unit malfunctions and you are unable to correct the problem by turning the power off and on several times, remove the batteries and then reinstall them. The included batteries are provided so that you can verify that the unit operates correctly; their lifespan may be shorter than normal. If the batteries have run down, the battery symbol will appear in the left of the display. When this occurs, please install new batteries as soon as possible. Turn off the BA-40 before you replace the batteries. - GUITAR: 6E , 5A , 4D , 3G , 2B , 1E - BASS: 4E , 3A , 2D , 1G 4. The name of the note closest to the pitch you played will appear in the upper left of the display. Tune your instrument so that the desired note name appears. If you're using the internal mic, position your instrument as close as possible to the internal mic so that extraneous background noise is not picked up while tuning. While playing a single note on your instrument, tune your instrument so that the tip of the needle is in the center of the display and the center indicator of the tuning guide is lit (if you're tuning to a reference of A=440 Hz). The left indicator of the tuning guide will light if your instrument is flat, and the right indicator will light if your instrument is sharp. For example if you're tuning to a reference of 442 Hz, tune your instrument so that the tip of the tuning needle is one step to the right of the center. Using the stand You can use the BA-40 in an upright position by opening the stand located on the rear of the unit. Sound Out mode This mode lets you tune while listening to a reference tone. The BA-40 will be in Sound Out mode, and its speaker will sound a reference tone. [. . . ] When you unplug the INPUT jack, the internal mic will automatically become active, possibly causing an acoustic feedback loop when sound received by the internal mic is amplified through your speakers and picked up again by the internal mic. Use Meter mode or Sound Out mode to tune your instrument. 4E, 3A, 2D, 1G Tuning modes: Meter mode (AUTO) Sound Out mode (MANUAL) Sharp/Flat tuning (chromatic steps): (1 semitone higher) – (5 semitones higher) (1 semitone lower) – (5 semitones lower) Detection accuracy: within +/-1 cent Sound accuracy: within +/-1 cent Connectors: INPUT jack (1/4” mono phone jack) OUTPUT jack (1/4” mono phone jack) Speaker: dynamic speaker (28 mm diameter) Power supply: two AAA batteries (3V) Battery life: approximately 85 hours (Meter mode, A4 continuous input, using zinc-carbon batteries) Dimensions (W x D x H): 100 mm x 67 mm x 17 mm / 3. [. . . ]