This document is the Yamaha electric guitar manual. The manual mainly introduces the use of the electric guitar, as well as information about battery replacement
This Owner's Manual covers the setup and operation of the Yamaha System-55T electric-acoustic guitar. It details precautions for using the output jack and preamplifier, as well as instructions for replacing the 9V battery to maintain sound quality.
The guide explains how to use the control section, including the 3-band equalizer (HIGH, MID, LOW) with AMF control, volume adjustment, and the built-in chromatic tuner. It also describes the automatic power-off function and tuning accuracy specifications.
| System | Monaural 1 way |
|---|---|
| Pickup | Bar Sensor (Piezo type) |
| Pre-amplifier Controls | VOL., 3 Band (HIGH, MID, LOW} EQ control, AMF control |
| Output impedance | 1kQ |
| Power supply | 9V DC, S-O006P (6F22) dry cell battery |
| Battery life (without tuner) | Approx. 150 hours |
| Battery life (with tuner) | Approx. 140 hours |
| Tuner Accuracy | +/- 3 cents |
| Tuner Auto OFF | 2 minutes |
The instrument requires a DC9V, S-O06P (6F22) or equivalent dry cell battery.
Battery life is approximately 150 hours without the tuner, or approximately 140 hours with the preamp switched on and the tuner used 1 minute every hour.
The indicator lights when the battery needs to be replaced to avoid reduced sound quality.
The string is in tune when the low and high lamps (b> and ~@) both light up simultaneously.