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Typical connections
Before connecting:
Check the wiring in the vehicle carefully. Incorrect connection may cause serious damage to this unit.
The leads of the power cord and those of the connector from the car body may be different in color.
1 Connect the colored leads of the power cord in the order specified in the illustration below.
2 Connect the antenna cord.
3 Finally connect the wiring harness to the unit.
A
ELECTRICAL CONNECTIONS
15
TROUBLESHOOTING
• The fuse blows.
* Are the red and black leads connected correctly?
• Power cannot be turned on.
* Is the yellow lead connected?
• No sound from the speakers.
* Is the speaker output lead short-circuited?
• Sound is distorted.
* Is the speaker output lead grounded?
* Are the “–” terminals of L and R speakers grounded in common?
• Noise interfere with sounds.
* Is the rear ground terminal connected to the car’s chassis using shorter and thicker cords?
• This unit becomes hot.
* Is the speaker output lead grounded?
* Are the “–” terminals of L and R speakers grounded in common?
• This unit does not work at all.
* Have you reset your unit?
Connecting the external amplifi er or subwoofer
You can connect an amplifier to upgrade your car stereo system.
• Connect the remote lead (blue with white stripe) to the remote lead of the other
equipment so that it can be controlled through this unit.
• Disconnect the speakers from this unit, connect them to the amplifier. Leave the
speaker leads of this unit unused.
B
*
3
Firmly attach the ground wire to the metallic body or to the chassis of the car—to the
place uncoated with paint (if coated with paint, remove the paint before attaching the
wire). Failure to do so may cause damage to the unit.
*
4
Signal cord (not supplied for this unit)
KD-G124
KD-G123
Set “L/O MODE” to “REAR” (See page 9 of
the INSTRUCTIONS.)
Set “L/O MODE” to “WOOFER”
(See page 9 of the
INSTRUCTIONS.)
Y-connector (not supplied for this unit)
Remote lead
Remote lead (Blue with white stripe)
To the remote lead of other equipment or automatic antenna if any
Front speakers
You can connect a power amplifier for rear
speakers.
You can also connect a
subwoofer to the REAR
LINE OUT terminals.
Subwoofer
JVC Amplifier
JVC Amplifier
Rear speakers
Rear ground
terminal
Antenna terminal
15 A fuse
Line out (see diagram
)
*
1
Not supplied for this unit.
Ignition switch
To the automatic antenna if any (250 mA max.)
To the remote lead of other equipment (200 mA max.)
To metallic body or chassis of the car
To a live terminal in the fuse block connecting to the car battery
(bypassing the ignition switch) (constant 12 V)
To an accessory terminal in the fuse block
Black
Blue with white stripe
Red
Yellow
*
2
Blue
Purple
Purple with black stripeGreen
Green with black stripe
GrayGray with black stripe
White
White with black
stripe
*
2
Before checking the operation of this unit prior to
installation, this lead must be connected, otherwise
power cannot be turned on.
Right speaker (rear)Left speaker (rear)
Right speaker (front)Left speaker (front)
2
Fuse block
Instal1-2_KD-G124_123[UI]f.indd 2Instal1-2_KD-G124_123[UI]f.indd 2 10/6/05 4:12:25 PM10/6/05 4:12:25 PM