JVC KD-R691 Instruction Manual page 24

INSTALLATION/CONNECTION
Wiring connection
Antenna terminal
Connecting the ISO connectors on some
VW/Audi or Opel (Vauxhall) automobiles
You may need to modify the wiring of the supplied
wiring harness as illustrated below.
A7 (Red)
Vehicle
A4 (Yellow)
Default wiring
If your car does not have an ISO terminal
We recommend installing the unit with a
commercially available custom wiring harness
specific for your car and leave this job to
professionals for your safety. Consult your car
audio dealer.
20
ENGLISH
Front output
Rear/subwoofer output
Yellow (Battery wire)
Red (Ignition wire)
Ignition wire
(Red)
Unit
Red (A7)
Battery wire
(Yellow)
Yellow (A4)
ISO connectors
Rear/subwoofer output
Fuse (10 A)
Light blue/yellow
To the steering wheel remote control adapter
(Steering remote
control wire)
Pin
A4 Yellow
A5 Blue/White
A6 Orange/white
A7 Red
A8 Black
B1 Purple ]
B2 Purple/black [
B3 Gray ]
B4 Gray/black [
B5 White ]
B6 White/black [
B7 Green ]
B8 Green/black [
* You can also connect a subwoofer speaker directly without an external
subwoofer amplifier. For setting,
When connecting to an external
amplifier, connect its ground wire to the
car's chassis to avoid damaging the unit.
Color and function
: Battery
: Power control (12 V 350 mA)
: Car light control switch
: Ignition (ACC)
: Earth (ground) connection
: Rear speaker (right)
: Front speaker (right)
: Front speaker (left)
: Rear speaker (left) *
13.