JVC KW-R925BTS Instruction Manual page 36

Warning
• The unit can only be used with a 12 V DC power supply, negative ground.
• Disconnect the battery's negative terminal before wiring and mounting.
• Do not connect Battery wire (yellow) and Ignition wire (red) to the car chassis or
Ground wire (black) to prevent a short circuit.
• Insulate unconnected wires with vinyl tape to prevent a short circuit.
• Be sure to ground this unit to the car's chassis again after installation.
Caution
• For safety's sake, leave wiring and mounting to professionals. Consult the car audio
dealer.
• Install this unit in the console of your vehicle. Do not touch the metal parts of this
unit during and shortly after use of the unit. Metal parts such as the heat sink and
enclosure become hot.
• Do not connect the wires of speakers to the car chassis or Ground wire (black), or
connect them in parallel.
• Connect speakers with a maximum power of more than 50 W. If the maximum
power of the speakers is lower than 50 W, change the [AMP GAIN] setting to avoid
damaging the speakers. ( 21)
• Mount the unit at an angle of less than 30º.
• If your vehicle wiring harness does not have the ignition terminal, connect Ignition
wire (red) to the terminal on the vehicle's fuse box which provides 12 V DC power
supply and is turned on and off by the ignition key.
• Keep all cables away from heat dissipate metal parts.
• After the unit is installed, check whether the brake lamps, blinkers, wipers, etc. on the
car are working properly.
• If the fuse blows, first make sure the wires are not touching car's chassis, then replace
the old fuse with one that has the same rating.
Basic procedure
1 Remove the key from the ignition switch, then disconnect the
terminal of the car battery.
2
Connect the wires properly.
See Wiring connection. ( 33)
3
Install the unit to your car.
See Installing the unit (in-dash mounting).
4 Connect the terminal of the car battery.
5
Press
6
Reset the unit within 5 seconds. ( 3)
32
JS_JVC_KW_R925BTS_K_EN_1.indd 32
to turn on the power.
Installing the unit (in-dash mounting)
Install onto the car brackets using the supplied screws (B) or (C). The screw holes differ
depending on the model of the cars.
Do the required
wiring. ( 33)
Dashboard of your car
Use only the specified screws. Using wrong screws
might damage the unit.
Part list for installation
(A) Wiring harness (B) Flat head screw
M5 × 8 mm (M5 × 3/8")
Output terminals
For 2-way crossover setting
KW-R925BTS REAR : Rear output
FRONT : Front output
SW : Subwoofer output
KW-R920BTS FRONT : Front output
REAR/SW : Rear/subwoofer output
Car bracket
(C) Round head screw
M5 × 8 mm (M5 × 3/8")
For 3-way crossover setting
: Tweeter output
: Mid Range output
: Woofer output
: Mid Range output
: Woofer output
29/10/2015 9:04:57 AM