Fender BXR Dual Bass 400 1987-1993 Manual
![Fender BXR Dual Bass 400 1987-1993 Amplifier manual cover](/images/eTMiohIibFmQBJARWvjhNcGw/thumbs/thumb175x175.webp)
To achieve a clean bass sound, set the EQ with the bass slightly boosted, mids flat, and treble slightly cut. Adjust the gain to prevent distortion and keep the master volume at a comfortable level.
First, check all cables and connections. Ensure the power cord is securely connected. Inspect the fuse and replace it if necessary. If the issue persists, consult a professional technician.
Use the effects loop located on the rear panel. Connect the output of your effects pedal to the effects return and the input to the effects send for optimal sound integration.
Ensure all cables are shielded and in good condition. Utilize a noise gate pedal and ensure the amplifier is grounded properly. Additionally, avoid placing it near other electrical devices that may cause interference.
Regularly clean the exterior with a soft cloth, check and clean all jacks and connections, and ensure the cooling vents are free from dust. Also, have the amplifier serviced by a professional annually.
Store the amplifier in a cool, dry place. Cover it to protect from dust and ensure all cables are disconnected. Avoid stacking heavy objects on top of the amplifier.
Turn off the amplifier immediately and allow it to cool down in a well-ventilated area. Check the cooling vents for any obstructions and ensure the fan is functioning properly.
While the amp is optimized for bass, it can be used for guitar. However, the tone may differ, and it is recommended to adjust the EQ settings to suit the guitar's frequency range.
Signs include distortion at low volumes, rattling noises, or a complete lack of sound. If these occur, inspect the speaker for damage and consider replacement if necessary.
Increase the gain control to introduce natural distortion or use an external distortion pedal through the effects loop for a more controlled distorted sound.