Lepy LP-V9S
Lepy LP-V9S Hi-Fi Stereo Power Digital Amplifier User Manual
Model: LP-V9S
Introduction
Thank you for purchasing the Lepy LP-V9S Hi-Fi Stereo Power Digital Amplifier. This compact and versatile amplifier is designed to provide high-quality audio reproduction for both home and car audio systems. It features multiple input options including USB, SD card, DVD/CD, FM radio, and MP3 compatibility, offering a comprehensive audio solution.
Package Contents
Please verify that all items are present and in good condition upon opening the package:
- 1 x Lepy LP-V9S Digital Amplifier
- 1 x Power Adapter (US plug)
- 1 x Remote Controller

Figure 1: Lepy LP-V9S amplifier, power adapter, and remote control included in the package.
Setup Guide
- Speaker Connection: Connect your speakers to the speaker output terminals on the rear of the amplifier. Ensure correct polarity (+ to + and - to -). The amplifier supports speakers with an impedance of 4-8Ω.

Figure 2: Rear panel connections including speaker outputs and audio input.
- Audio Input Connection:
- For external audio sources (DVD, CD, MP3 player), connect them to the "AUDIO INPUT" RCA jacks on the rear panel.
- For USB playback, insert a USB flash drive into the USB port on the front panel.
- For SD card playback, insert an SD card into the SD card slot on the front panel.
- FM Antenna: Extend the telescopic antenna on the rear of the unit for optimal FM radio reception.
- Power Connection: Connect the provided power adapter to the "DC12V2A" input on the rear panel of the amplifier, then plug the adapter into a standard electrical outlet.
Operating Instructions

Figure 3: Front panel controls and display.
Front Panel Controls:
- Power Button: Press to turn the unit ON or OFF.
- MODE Button: Cycles through input sources: USB, SD, DVD/CD (AUX), FM, MP3.
- Previous/Next Buttons (◀◀ / ▶▶): Navigate tracks on USB/SD, or tune FM stations.
- Play/Pause Button (▶▶): Play or pause media from USB/SD.
- EQ Button: Cycles through preset equalizer modes.
- Volume Knob: Adjusts the overall output volume.
- Bass Knob: Adjusts the low-frequency audio output.
- Treble Knob: Adjusts the high-frequency audio output.
Remote Control:
The included remote control provides convenient access to most functions from a distance. Ensure a clear line of sight to the amplifier's IR sensor for optimal performance.
- Power (ON/OFF): Turns the amplifier on or off.
- Volume (+/-): Increases or decreases volume.
- Mode: Selects input source.
- EQ: Changes equalizer settings.
- Numeric Buttons: For direct track selection or FM frequency input (if applicable).
- Mute: Mutes the audio output.
Maintenance
- Keep the amplifier in a dry, well-ventilated area, away from direct sunlight, heat sources, and moisture.
- Clean the exterior with a soft, dry cloth. Do not use liquid cleaners or aerosols.
- Ensure proper air circulation around the unit to prevent overheating.
- Avoid placing heavy objects on top of the amplifier.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| No power | Power adapter not connected; Power outlet not active. | Ensure power adapter is securely connected and plugged into a working outlet. |
| No sound output | Incorrect input source selected; Speakers not connected properly; Volume too low; Mute activated. | Press MODE to select correct input; Check speaker connections and polarity; Increase volume; Deactivate mute. |
| Distorted sound | Volume too high; Speaker impedance mismatch; Poor audio source quality. | Reduce volume; Ensure speakers are 4-8Ω; Try a different audio source. |
| Remote control not working | Obstruction between remote and amplifier; Low battery; Incorrect aiming. | Remove obstructions; Replace remote battery; Point remote directly at the amplifier's IR sensor. |
| Poor FM reception | Antenna not extended; Weak signal. | Fully extend the telescopic antenna; Try repositioning the amplifier for better signal. |
Specifications
| Feature | Detail |
|---|---|
| Model Number | LP-V9S |
| Input Power | DC10-14.4V |
| Output Power | 20W x 2 RMS |
| Speaker Impedance | 4-8Ω |
| Frequency Response | 20Hz-20KHz |
| Total Harmonic Distortion | < 0.4% |
| Signal-to-Noise Ratio (SNR) | > 80dB |
| Product Dimensions | 5.91 x 1.97 x 1.18 inches |
| Item Weight | 1.1 pounds |
| Manufacturer | Lepy |
Warranty and Support
For information regarding warranty coverage, technical support, or service inquiries, please refer to the contact details provided by your retailer or visit the official Lepy website. Keep your purchase receipt as proof of purchase.
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