1. Introduction
This manual provides essential information for the proper setup, operation, and maintenance of your SCHECTER BC-AveMujica/Mortis 7-string electric guitar. Please read this manual thoroughly before using your instrument to ensure optimal performance and longevity.
2. Safety Information
- Avoid exposing the guitar to extreme temperatures or humidity, which can damage the wood and electronics.
- Do not use harsh chemicals for cleaning. Use a soft, dry cloth or a guitar-specific cleaning solution.
- Always handle the guitar with care to prevent accidental drops or impacts.
- When changing strings, be cautious of sharp string ends.
- Ensure proper grounding when connecting to amplifiers or other electronic equipment.
3. Product Overview
The SCHECTER BC-AveMujica/Mortis is a 7-string electric guitar featuring an Alder body and a Maple neck with a Maple fingerboard. It is equipped with SCHECTER Humbacker-7st pickups and a fixed 7-string bridge. Controls include Volume, Tone (with Split Tone Control), a CRL 3-Way Switch, and a Mini Switch for Coil Split functionality.

Figure 3.1: Front view of the SCHECTER BC-AveMujica/Mortis 7-string electric guitar, showcasing its pink glitter finish, pickups, and control knobs.

Figure 3.2: Angled view of the guitar body, highlighting the pickup configuration and bridge.

Figure 3.3: Rear view of the guitar body, showing the neck joint and control cavity cover.
4. Setup
4.1 Unboxing and Inspection
Carefully remove the guitar from its packaging. Inspect the instrument for any signs of damage that may have occurred during shipping. Ensure all included accessories, such as the soft case, are present.
4.2 Initial Tuning
Before playing, tune your guitar using a reliable electronic tuner. The standard tuning for a 7-string guitar is B-E-A-D-G-B-E (low to high). Adjust the tuning pegs on the headstock until each string is at the correct pitch.

Figure 4.1: Close-up of the headstock, showing the tuning machines and SCHECTER logo.
4.3 String Height and Intonation
The guitar is factory-set for optimal playability. However, string height (action) and intonation may require minor adjustments based on personal preference or environmental changes. If you are unfamiliar with these adjustments, it is recommended to consult a qualified guitar technician.
5. Operating Instructions
5.1 Controls Overview
- Volume Knob: Controls the overall output level of the guitar. Turn clockwise to increase volume, counter-clockwise to decrease.
- Tone Knob (Split Tone Control): Adjusts the treble response. Pulling up on this knob activates the Split Tone Control feature, which may offer additional tonal variations.
- CRL 3-Way Switch: Selects the active pickup(s).
- Position 1 (Neck): Activates the neck pickup.
- Position 2 (Middle): Activates both neck and bridge pickups.
- Position 3 (Bridge): Activates the bridge pickup.
- Mini Switch (Coil Split Switch): This switch allows you to split the humbucking pickups into single-coil mode, providing a brighter, lower-output tone.

Figure 5.1: Close-up of the guitar's control knobs and switches.
5.2 Connecting to an Amplifier
Connect one end of a standard 1/4-inch instrument cable to the output jack on your guitar and the other end to the input of your guitar amplifier. Ensure the amplifier's volume is set to a low level before turning it on to avoid sudden loud noises.
6. Maintenance
6.1 Cleaning
Regularly wipe down your guitar with a soft, lint-free cloth after each use to remove sweat and fingerprints. For a deeper clean, use a guitar-specific polish or cleaner. Avoid spraying cleaners directly onto the guitar; apply them to the cloth first.
6.2 String Replacement
Strings should be replaced periodically, depending on how often you play and your playing style. Old strings can lose their tone and intonation. When replacing strings, change them one at a time to maintain neck tension. Use nickel strings for optimal performance.

Figure 6.1: Close-up of the Maple fretboard with dot inlays and the unique 12th fret inlay.
6.3 Fretboard Care
For maple fretboards, a light cleaning with a damp cloth is usually sufficient. Avoid excessive moisture. Periodically, you may use a fretboard conditioner designed for maple to keep it hydrated, though this is less critical than for rosewood or ebony fretboards.
7. Troubleshooting
- No Sound: Check cable connections, amplifier power, and guitar volume knob. Ensure the 3-way switch is not in an 'off' position (though typically all positions produce sound).
- Buzzing Strings: This can be caused by low action, uneven frets, or improper neck relief. Minor adjustments can be made, but severe buzzing may require professional setup.
- Poor Intonation: If notes are out of tune higher up the neck, the bridge saddles may need adjustment. Refer to a guitar technician for precise intonation setup.
- Scratchy Pots/Switches: Dust or dirt can accumulate in the volume/tone pots or switches. A specialized contact cleaner can often resolve this, but use sparingly and carefully.
8. Specifications
| Feature | Detail |
|---|---|
| Model | BC-AveMujica/Mortis |
| Body Material | Alder |
| Neck Material | Maple |
| Fingerboard Material | Maple (305R Radius) |
| Frets | 24 Frets |
| Scale Length | 25 1/2" |
| Neck Joint | Ultra Access 4-Bolt |
| Pickups | SCHECTER Humbacker-7st (Front & Rear) |
| Bridge | Fixed 7st Bridge (Hardtail) |
| Controls | Volume / Tone (Split Tone Control) / CRL 3-Way Switch / Mini Switch (Coil Split Switch) |
| Color | Pink Glitter (PGL) |
| Number of Strings | 7 |
| Hand Orientation | Right-handed |
| String Material Type | Nickel |
| Included Accessories | Soft Case |
9. Warranty and Support
This SCHECTER guitar comes with a manufacturer's warranty. Please refer to the warranty card included with your purchase for specific terms and conditions. For technical support, service, or warranty claims, please contact your authorized SCHECTER dealer or visit the official SCHECTER website.
Note: Unauthorized modifications or repairs may void your warranty.