The user manual of Yamaha acoustic guitar, including battery replacement, tuner, 3-band equalizer, volume control and other function introductions
This manual provides safety precautions and basic setup for the Yamaha SYSTEM-55T electric guitar. It explains the output jack function, the need to set the volume to zero when connecting or disconnecting cables, and the battery‑detection indicator behavior.
The guide also details the guitar’s controls, including the volume knob, three‑band EQ, AMF controller, and built‑in tuner. Specifications such as output impedance, power source, and battery life are listed, and instructions for battery replacement and tuning are provided. This manual is written in Chinese.
| Model | SYSTEM-55T |
|---|---|
| Pickup | Bridge piezo sensor |
| Output Impedance | 1 kΩ |
| Power Supply | 9 V DC, S‑006P (6F22) battery |
| Battery Life (no tuner) | ≈150 hours |
| Tuner Type | Half‑step (12‑tone) tuner, A4=440 Hz |
Press the lock on the battery compartment as shown, remove the old 9 V DC S‑006P battery, and insert a new one with the correct (+) and (‑) polarity.
Set the VOLUME control to "0" before inserting or removing the cable.
When the BATT. indicator lights, the battery needs replacement; replace it promptly.