JVC KENWOOD Corporation J5180 ユーザーズマニュアル

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Connection/Installation
84
Connection/Installation
Before Installation
Before installation of this unit, please note the 
following precautions.
# WARNINGS
• If you connect the ignition wire (red) and 
the battery wire (yellow) to the car chassis 
(ground), you may cause a short circuit, that 
in turn may start a fire. Always connect those 
wires to the power source running through 
the fuse box.
• Do not cut out the fuse from the ignition wire 
(red) and the battery wire (yellow). The power 
supply must be connected to the wires via 
the fuse.
# CAUTION
• Install this unit in the console of your vehicle.
Do not touch the metal part of this unit during 
and shortly after the use of the unit. Metal part 
such as the heat sink and enclosure become 
hot.
NOTE
• Mounting and wiring this product requires 
skills and experience. For best safety, leave the 
mounting and wiring work to professionals.
• Make sure to ground the unit to a negative 12V 
DC power supply.
• Do not install the unit in a spot exposed to 
direct sunlight or excessive heat or humidity. 
Also avoid places with too much dust or the 
possibility of water splashing.
• Do not use your own screws. Use only the 
screws provided. If you use the wrong screws, 
you could damage the unit.
• If the power is not turned ON (“There is an 
error in the speaker wiring. Please check the 
connections.” is displayed), the speaker wire 
may have a short-circuit or touched the chassis 
of the vehicle and the protection function may 
have been activated. Therefore, the speaker 
wire should be checked.
• If your car’s ignition does not have an ACC 
position, connect the ignition wires to a power 
source that can be turned on and off with the 
ignition key. If you connect the ignition wire to 
a power source with a constant voltage supply, 
such as with battery wires, the battery may be 
drained.
• If the console has a lid, make sure to install the 
unit so that the front panel will not hit the lid 
when closing and opening.
• If the fuse blows, first make sure the wires 
aren’t touching to cause a short circuit, then 
replace the old fuse with one with the same 
rating.
• Insulate unconnected wires with vinyl tape or 
other similar material. To prevent a short circuit, 
do not remove the caps on the ends of the 
unconnected wires or the terminals.
• Connect the speaker wires correctly to the 
terminals to which they correspond. The unit 
may be damaged or fail to work if you share 
the 
¤ wires or ground them to any metal part 
in the car.
• When only two speakers are being connected 
to the system, connect the connectors either 
to both the front output terminals or to both 
the rear output terminals (do not mix front 
and rear). For example, if you connect the 
¢ 
connector of the left speaker to a front output 
terminal, do not connect the 
¤ connector to 
a rear output terminal.
• After the unit is installed, check whether the 
brake lamps, blinkers, wipers, etc. on the car 
are working properly.
• Mount the unit so that the mounting angle is 
30° or less.
• This unit has the cooling fan to decrease the 
internal temperature. Do not mount the unit 
in a place where the cooling fan of the unit is 
blocked. Blocking these openings will inhibit 
the cooling of the internal temperature and 
result in malfunction. 
Cooling fan