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APX/DPX Amplifiers 3
English
Contents
1. FEATURES ............................................................................................................. 4
2. PRECAUTIONS ...................................................................................................... 5
Installation .............................................................................................................. 5
3. CONTROLS ............................................................................................................ 6
4. OPERATIONS......................................................................................................... 8
Setting input voltage .............................................................................................. 8
Setting the operating level ..................................................................................... 8
Improving bass sound............................................................................................ 8
Matching subwoofer output to mid-range speakers .............................................. 9
Connecting directly to a head unit ......................................................................... 9
Care and maintenance .......................................................................................... 9
5. INSTALLATION AND WIRING .............................................................................. 10
What is included in the box .................................................................................. 10
Mounting precautions .......................................................................................... 10
Wiring precautions ............................................................................................... 11
Power and speaker connections.......................................................................... 13
Applications.......................................................................................................... 15
DPX1800 and DPX11500 stackable configurations ........................................... 19
Setting the gain .................................................................................................... 19
Adjusting the crossover........................................................................................ 20
Setting the bass boost.......................................................................................... 20
Final system checks ............................................................................................. 20
6. TROUBLESHOOTING .......................................................................................... 21
Indicator lights ...................................................................................................... 21
No audio ............................................................................................................... 21
Amplifier shuts down after playing for a period of time........................................ 22
Distorted audio ..................................................................................................... 22
Amplifier fuse keeps blowing ............................................................................... 22
Whining noise when engine on ........................................................................... 22
Ticking noise when engine on ............................................................................. 23
7. GLOSSARY .......................................................................................................... 23
8. SPECIFICATIONS ................................................................................................ 24
APX Amplifiers ..................................................................................................... 24
DPX Amplifiers ..................................................................................................... 25
9. LIMITED WARRANTY INFORMATION................................................................. 26
APX-DPXOwnersManual.pmd 2006-03-14, 21:463