Brand: YAMAHA
Category: Audio/Video
Document Type: Parts/Service
Language: EN
Available Languages: EN , ES
Parts/Service for SYSTEM45
Uploaded: Nov. 21, 2025, 9:24 p.m.
Manual Publish Date: 2005-08
Warranty Information
None explicitly stated in the provided text.
The SYSTEM45 is an electric acoustic guitar pickup system. Key operational features include controls for volume, microphone volume, and EQ for the bar sensor (High, Mid, Low). It also features an AMF (Anti-Feedback) control and a phase switch for the microphone. The output is a combination end pin and power switch. The system uses a 9V DC battery with an approximate life of 350 hours. Specifications include a monaural 2-way system with a piezo bar sensor and a condenser microphone with a gooseneck.
Troubleshooting and error codes
| PROBLEM | No sound |
|---|---|
| POSSIBLE CAUSE | Battery exhausted |
| SOLUTION | Replace battery. |
| PROBLEM | Humming or noise |
| POSSIBLE CAUSE | Loose connections |
| SOLUTION | Check all connections. |
| PROBLEM | Distorted sound |
| POSSIBLE CAUSE | Volume too high |
| SOLUTION | Reduce volume controls. |
| PROBLEM | Feedback |
| POSSIBLE CAUSE | AMF switch not engaged or improperly set |
| SOLUTION | Engage AMF switch and adjust setting. |
| PROBLEM | Microphone sound weak |
| POSSIBLE CAUSE | Mic. Vol. too low |
| SOLUTION | Increase Mic. Vol. |