Dual DA301L - Manuals - manualsarea.com

Page 2 - INSTALLATION; Preparation

2 INSTALLATION Preparation Please read entire manual before installation. Due to the technical nature of amplifiers, it is highly recommended that your Dual amplifier is installed by a professional installer or an authorized dealer. Before You Start • Disconnect negative battery terminal. (consult a...

Page 3 - Connection Descriptions

NOTE: Be sure to follow specific instructions included with your amplifier installation kit (not included with this amplifier). The information below should be used as a general guideline only. Power Wire (+12V) • Disconnect negative battery terminal before proceeding. Consult a qualified technician...

Page 4 - Audio Inputs and Controls

DA301L DA704L Gain Crossover Mode High & Low Level Inputs Crossover Frequency Control 12 3 Subsonic Filter Bass Boost Low Pass Filter 4 56 7 INSTALLATION Audio Inputs and Controls 4 5 3 1 7 6 4 3 1 2 2 1

Page 5 - Power and Speaker Connections

DA301L DA704L Speaker Connections Fuse +12VDC Battery Connection 12 3 Remote Turn On Ground Connection 4 5 INSTALLATION Power and Speaker Connections 5 1 2 5 4 3 1 2 5 4 3

Page 6 - Fuse Rating; Typical Wire Routing

REM (Remote Turn On) SPEAKERS RCA CABLES GROUND FUSE 12V BATTERY MAXIMUM 12V DC (Power) 2-8 ohms Fuse Rating When replacing fuses, make sure new fuse is the correct type and amperage. Using an incorrect fuse could damage the amplifier. DA301L 30A x 1 DA704L 30A x 1 Power/Ground Wire Size For optimum...

Page 7 - Amplifier Connections

High-Level Input(speaker cables) Low-Level Input (RCA) Speaker Connections Connect speaker wires observing polarity. The minimum impedance load for the DA301L and DA704L is 2 ohms. Use of loads lower than these is not recommended and may cause amplifier damage. Input Signal Connections Low Level Inp...

Page 9 - Troubleshooting

Problem Cause Action Unit will not turn on (no power LED indicator) +12V wire not connected or incorrect voltage. REM wire not connected or incorrect voltage Check connections for proper voltage (11~16VDC) GND wire not connected Check connection to ground Fuse(s) blown Replace fuse(s) Unit has power...

Page 10 - Specifications

Power Out put (14.4VDC, 20Hz ~ 250kHz): •150 Watts RMS x 1 channel @ 4 Ohms •350 Watts RMS x 1 channel @ 2 Ohm Peak Music Power Output: 700 Watts Signal to noise ratio: >80dB (THD < 0.5% @ 4 Ω , 14.4V) Frequency response: 20Hz -250Hz (0, -3dB) Amplifier dimensions: 1.5” x 3” x 5.9” (13 x 76 x ...

Page 11 - One-Year Limited Warranty

INSTALLATION One-Year Limited Warranty This warranty gives you specific legal rights. You may also have other rights which vary from state to state. Dual Electronics Corp. warrants this product to the original purchaser to be free from defects in material and workmanship for a period of one year fro...