Description

User’s Manual

1. Overview

Thank you for purchasing this professional power amplifier from SP Audio. This product is designed with high-quality components to deliver stable performance, excellent sound quality, and long-term reliability.

Please read this manual carefully before use to ensure safe and optimal operation.

2. Important Safety Instructions

– Read and follow all instructions before operating the unit.
– Do not expose the amplifier to water, moisture, or extreme temperatures.
– Ensure proper ventilation; do not block ventilation openings.
– Do not place the unit near heat sources such as radiators or stoves.
– Use only the specified power supply voltage.
– Disconnect the power when not in use for extended periods.
– Do not open the unit; servicing should only be performed by qualified technicians.

Warning: Improper use may result in electric shock or damage to the equipment.

3. Front Panel Description

1. Power switch
   2. Volume control knobs
   3. Input selection controls
   4. Indicator lights
   5. Signal adjustment controls

4. Rear Panel Description

1. AC power input socket
   2. Audio input connectors (RCA/XLR depending on version)
   3. Speaker output terminals
   4. Ground terminal
   5. Fuse holder

5. Installation & Connection

– Place the amplifier on a stable, flat surface.
– Ensure adequate ventilation around the unit.
– Connect audio sources to the correct input terminals.
– Connect speakers using proper polarity (+/-).
– Verify that impedance matches the amplifier specifications.

Always power off the unit before making or changing connections.

6. Operation Instructions

1. Turn on the power switch.
   2. Adjust the volume gradually to the desired level.
   3. Select the appropriate input source.
   4. Monitor indicator lights for normal operation.

7. Maintenance

– Keep the unit clean and free from dust.
– Use a dry cloth for cleaning (no liquids).
– Check cables regularly for wear or damage.
– If abnormal noise or malfunction occurs, stop use immediately and contact service support.

8. Troubleshooting

– No sound: Check power, input source, and speaker connections
– Distorted sound: Reduce volume or check signal input
– No power: Check fuse and power cable

9. Technical Specifications

– Output Power: 8Ω: 100W / 4Ω: 300W
– Frequency Response: 20Hz – 20kHz (±0.5dB)
– Input Sensitivity: 0.775V
– Signal-to-Noise Ratio: ≥100dB
– Total Harmonic Distortion: ≤0.05%
– Input Impedance: 47kΩ
– Power Supply: AC 110V–220V / 50–60Hz
– Dimensions: 445 × 100 × 350 mm
– Weight: approx. 18 kg

10. Notes

Specifications may change without prior notice.
Final interpretation rights belong to Source Sound Company (SP Audio).