Brand: Dual
Category: Car Audio
Document Type: User Manual
Language: EN
Brand: Dual
Category: Car Audio
Document Type: User Manual
Language: EN
Uploaded: March 7, 2025, 11:30 p.m.
Manual Publish Date: 2016-01-01
Warranty Summary
General Operation: Power On/Off, Mode selection (Radio, USB, AUX, Bluetooth), Volume control, Mute, Clock setting, Display information, Audio/Menu settings.
AM/FM Tuner: Seek/Manual Tuning, Band selection, Storing/Recalling Presets.
USB Operation: MP3 playback, Track selection, Fast Forward/Reverse, Pause, Folder access, Repeat, Random, Intro.
Bluetooth Operation: Pairing, Streaming Audio control (track skip, play/pause).
| Problem | Cause | Action |
|---|---|---|
| Unit will not turn on (no power) | Yellow wire not connected or incorrect voltage Red wire not connected or incorrect voltage | Check connections for proper voltage (11~16VDC) |
| Unit will not turn on (no power) | Black wire not connected | Check connection to ground |
| Unit will not turn on (no power) | Fuse blown | Replace fuse |
| Unit has power (but no sound) | Speaker wires not connected | Check connections at speakers |
| Unit has power (but no sound) | One or more speaker wires touching each other or touching chassis ground | Insulate all bare speaker wires from each other and chassis ground |
| Unit blows fuses | Yellow or red wire touching chassis ground | Check for pinched wire |
| Unit blows fuses | Speaker wires touching chassis ground | Check for pinched wire |
| Unit blows fuses | Incorrect fuse rating | Use fuse with correct rating |
| NO FILE appears on display | No playable MP3 files found on the device | Check the device for valid MP3 files |
| NO SUPPORT appears on display | An invalid ID3 tag version is present | Version 1.0 to 2.0 ID3 tags are supported. |