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GUIDE FOR INSTALLATION AND CONNECTIONS
• Please read this GUIDE FOR INSTALLATION AND CONNECTIONS and the OWNER’S
MANUAL thoroughly to familiarize yourself with each control and function. We at ALPINE hope
that your new DVI-9990 will give you many years of listening enjoyment.
In case of problems when installing your unit, please contact your authorized ALPINE dealer.
Points to Observe for Safe Usage
• Read this manual carefully before starting operation and use this system safely. We cannot be
responsible for problems resulting from failure to observe the instructions in this manual.
• This manual uses various pictorial displays to show how to use this product safely and to avoid
harm to yourself and others and damage to your property.
Here is what these pictorial displays mean. Understanding them is important for reading this
manual.
• Meaning of displays
DO NOT DISASSEMBLE OR ALTER. Doing so may result in an accident, fire or electric shock.
USE THE CORRECT AMPERE RATING WHEN REPLACING FUSES. Failure to do so may
result in fire or electric shock.
MAKE THE CORRECT CONNECTIONS. Failure to make the proper connections may result in
fire or product damage.
USE ONLY IN CARS WITH A 12 VOLT NEGATIVE GROUND. (Check with your dealer if you are
not sure.) Failure to do so may result in fire, etc.
BEFORE WIRING, DISCONNECT THE CABLE FROM THE NEGATIVE BATTERY TERMINAL.
Failure to do so may result in electric shock or injury due to electrical shorts.
DO NOT ALLOW CABLES TO BECOME ENTANGLED IN SURROUNDING OBJECTS. Arrange
wiring and cables in compliance with the manual to prevent obstructions when driving. Cables or
wiring that obstruct or hang up on places such as the steering wheel, gear lever, brake pedals,
etc. can be extremely hazardous.
DO NOT SPLICE INTO ELECTRICAL CABLES. Never cut away cable insulation to supply
power to other equipment. Doing so will exceed the current carrying capacity of the wire and
result in fire or electric shock.
This symbol means important instructions. Failure to heed them can
result in serious injury or death.
This symbol means important instructions. Failure to heed them can
result in injury or property damage.
Warning
Caution
Warning
PRECAUTIONS