Kenwood KRC-31 User Manual

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Rear right output (Red)

Rear left output (White)

KENWOOD disc changer input 

FM/AM 
antenna input 

To connect the Disc
changer, consult your
Disc changer manual. 

Wiring harness
(Accessory1) 

TEL mute terminal

Fuse (10A) 

Plug (page 25) 

White/Black

Gray/Black

Green/Black

Purple/Black

White

Gray

Green

Purple

To front left 
speaker 

To front right 
speaker 

To rear right 
speaker 

To rear left 
speaker 

Ignition wire (Red) 

Battery wire (Yellow) 

Ground wire (Black) - (To car chassis)

Ignition key
switch 

Car fuse box
(Main fuse)

ACC 

Car fuse box 

Battery 

Power Control
terminal (page 26) 

Power control/ Motor antenna
control wire (Blue/White) 

Connect either to the power control terminal

when using the optional power amplifier, or to

the antenna control terminal in the vehicle.

If no connections are made, do not let the wire come
out from the tab. 

Antenna Cord (ISO) 

Car’s wiring
harness 

Antenna Conversion Adaptor
(ISO–JASO) (Accessory3) 

To Power Control terminal

Special antenna adapter
(Commercially available)

Antenna Conversion Adaptor
(ISO–JASO) (Accessory3) 

KRC-394(E2)_U.S r1  02.11.26  9:32 AM  Page 24