Nobsound NS-03G 100W Mono Channel Subwoofer 
NOTICE
- Before turning on the amp, please make sure the volume knob at the leftmost end, avoid high volume ( high output power ) damaging your speakers.
- Default OPTIONAL 19V power supply, whose output power is enough to drive most home speakers. If you buy the version without power supply or want higher output power, please prepare a high-quality power supply by yourself. Powered by 24V power supply(4Ω load), the actual output power can reach 100W.
HOW TO USE
- Please connect power adapter to NS-03G firstly and then plug the power cord to the socket.
- Connect audio device such as TV, CD player to the amp’s input with high-quality 3.5mm AUX cable, and connect proper passive speakers or subwoofers to amp’s output.
- Rotate the volume knob from the leftmost end, the LED indicator will light up, then you can rotate the volume knob to get proper volume and enjoy HiFi music.
PARAMETERS
TROUBLE-SHOOTING MANUAL
| Problems | Reasons | Solutions |
|
Cannot start up | Power adapter isn’t connected | Connect power adapter or restart |
| Power switch isn’t pressed or toggled | Press or toggle power switch | |
| Power adapter is broken | Use another power adapter to check out | |
|
No sound output | Audio source isn’t connected or mute | Connect audio source or turn up volume |
| Volume of amp is adjusted to minimum | Turn up volume Choose correct input mode | |
| Select incorrect input mode | Turn down the volume of amp | |
| Output shorted or speaker isn’t matched | Check output or change matched speaker | |
|
Noise | Poor power adapter | Change high-quality power adapter |
| Poor cables | Change shielded audio/ speaker cables | |
| Poor audio source | Use your player of mobile phone to test | |
| Poor speakers | Change high-quality matched speakers | |
| Bluetooth can’t connect | Search and click wrong Bluetooth Name | Search correct Blueototh Name |
| Bluetooth has been paired by other device | Disconnect all device and turn off Bluetooth | |
| LINE input can’t connect | Bluetooth input is prior and has been paired | Disconnect all device a nd turn off Bluetooth |
| Distortion | Output power exceeds rated output | Turn down the volume of amp/preamp/source |
| Stop working after a while | Exceed rated output power |
CONTACT INFORMATION
Address: Room 1329, Wang Cheng Building, Long Guan street, Long Hua new District, Shenzhen, Guang Dong, China
Contact: LIU CHENXI
Tel: +86-18570015672
Email: [email protected]
