1. Introduction
This manual provides essential information for the setup, operation, and maintenance of your FOJILL FSTR-50 Electric Guitar. Please read these instructions carefully to ensure optimal performance and longevity of your instrument. The FSTR-50 features a vintage aged relic finish, a solid Phoenix wood body, a Rosewood fretboard, and a Maple neck, designed for a classic electric guitar experience.
2. Product Overview
The FOJILL FSTR-50 is a solid-body electric guitar designed for versatility and playability. Key components include:
- Body: Phoenix wood with a vintage aged relic finish.
- Neck: Maple, providing stability and bright tone.
- Fretboard: Rosewood, offering a smooth playing surface.
- Pickups: Single-coil configuration (S), delivering clear and articulate tones.
- Bridge: Tremolo system for expressive pitch modulation.
- Controls: Volume and Tone knobs, along with a pickup selector switch.

Figure 2.1: Front view of the FOJILL FSTR-50 Electric Guitar, showcasing its green relic finish and classic design.
3. Setup
3.1 Unpacking and Initial Inspection
Carefully remove the guitar from its packaging. Inspect the instrument for any signs of damage that may have occurred during shipping. Check the neck, body, hardware, and electronics. If any damage is found, contact your retailer immediately.
3.2 Tuning
Before playing, tune your guitar using an electronic tuner. The standard tuning for a 6-string guitar is E-A-D-G-B-e (from thickest to thinnest string).
3.3 String Replacement
The FSTR-50 comes with Phosphor Bronze strings. When replacing strings, use a similar gauge and type to maintain optimal tone and playability. Replace strings one at a time to maintain neck tension. Stretch new strings gently to help them settle and hold tune.
3.4 Action and Intonation Adjustment
The guitar's action (string height) and intonation are factory-set. However, environmental changes or personal preference may require adjustments. For precise adjustments, it is recommended to consult a qualified guitar technician. Minor adjustments can be made at the bridge saddles for action and intonation, and the truss rod for neck relief.

Figure 3.1: Close-up of the guitar body, showing the single-coil pickups, volume and tone controls, and tremolo bridge.

Figure 3.2: Detailed view of the Rosewood fretboard and frets.

Figure 3.3: Rear view of the guitar body, highlighting the relic finish and neck joint.
4. Operating
4.1 Controls
- Volume Knob: Controls the overall output level of the guitar. Turn clockwise to increase volume, counter-clockwise to decrease.
- Tone Knobs: Adjust the treble response. Typically, one tone knob controls the neck pickup, and another controls the middle pickup. Turn clockwise for brighter tones, counter-clockwise for warmer tones.
- Pickup Selector Switch: A 5-way switch allows you to select different pickup combinations:
- Position 1 (Bridge): Brightest tone, ideal for lead and rhythm.
- Position 2 (Bridge & Middle): A slightly scooped, quacky tone.
- Position 3 (Middle): Balanced tone, often used for rhythm.
- Position 4 (Middle & Neck): A warm, full tone.
- Position 5 (Neck): Warmest tone, excellent for blues and jazz.
4.2 Connecting to an Amplifier
Connect one end of a standard 1/4 inch (6.35mm) instrument cable to the guitar's output jack and the other end to your amplifier's input. Ensure your amplifier's volume is set to a low level before turning it on to avoid sudden loud noises.
5. Maintenance
5.1 Cleaning
- Body: Wipe the body with a soft, dry, lint-free cloth after each use to remove sweat and fingerprints. For deeper cleaning, use a guitar-specific polish sparingly.
- Fretboard: Periodically clean the Rosewood fretboard with a specialized fretboard cleaner and conditioner to prevent drying and cracking.
- Strings: Wipe down strings after playing to extend their life and maintain tone.
5.2 Storage
Store your guitar in a stable environment, away from extreme temperature changes and humidity fluctuations. A guitar case or gig bag provides protection from dust and minor impacts. Avoid direct sunlight or placing the guitar near heat sources.
5.3 Humidity Control
Wood instruments are sensitive to humidity. Maintain a relative humidity level between 45% and 55% to prevent warping or cracking of the wood. Use a humidifier or dehumidifier as needed, especially in extreme climates.
6. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No sound or weak signal | Loose cable connection, dead battery (if active pickups, though FSTR-50 is passive), faulty cable, amplifier issue. | Check all connections, try a different cable, test with another amplifier. |
| Fret buzz | Low action, uneven frets, incorrect neck relief, worn frets. | Adjust bridge saddle height, check neck relief (truss rod adjustment). For severe buzz or uneven frets, consult a technician. |
| Poor tuning stability | Old strings, improperly wound strings, nut friction, tuner issues. | Replace strings, ensure strings are properly wound on tuning posts, lubricate nut slots, check tuners for looseness. |
| Excessive hum or noise | Electrical interference, faulty grounding, unshielded electronics. | Move away from electronic devices, check cable quality. Single-coil pickups naturally produce some hum; this is normal. If excessive, consult a technician. |
For issues not covered here or for complex repairs, it is highly recommended to seek assistance from a professional guitar technician.
7. Specifications
| Feature | Detail |
|---|---|
| Brand | FOJILL |
| Model Name | FSTR-50 |
| Color | Green |
| Body Material | Phoenix Wood |
| Neck Material | Maple |
| Fretboard Material | Rosewood |
| Number of Strings | 6 |
| Scale Length | 25.5 Inches |
| String Nut Width | 1.65 Inches |
| Guitar Bridge System | Tremolo |
| Guitar Pickup Configuration | S (Single-coil) |
| String Material Type | Phosphor Bronze |
| Hand Orientation | Right |
| Connector Type | 1/4 inch (6.35mm) jack |
8. Warranty & Support
8.1 Warranty Information
The FOJILL FSTR-50 Electric Guitar comes with a 1-year manufacturer's warranty from the date of purchase. This warranty covers defects in materials and workmanship under normal use. It does not cover damage resulting from misuse, accidents, modifications, or normal wear and tear. Please retain your proof of purchase for warranty claims.
8.2 Customer Support
For technical assistance, warranty claims, or any questions regarding your FOJILL FSTR-50 Electric Guitar, please contact your retailer or the FOJILL customer service department. Refer to the contact information provided with your purchase or on the official FOJILL website.