Radio Shack PLCD41MP - Manual (Page 4)

Follow this easy wiring diagram in order to enable you to install
the new or existing RADIO and SPEAKER wring system.
Be sure the unit is connected to a 12 volts battery with negative ground.
Good ground connections eliminate most electrical noise problem and
require tight with the metal vehicle chassis. remove plastic, paint or dust
for good electrical contact.
SPEAKER WIRING
The unit is only designed for the use with 4 speakers system, it can
only be connected with speakers rated in the load impedance range
from 4 to 8 ohms. Load impedance less than 4 ohms could damage
the unit.
Never combine (BRIDGE) the outputs for use with 2 speakers, and
Never ground any Negative speaker to the chassis ground.
CAR ANTENNA
RED RCH
WHITE LCH
RCA line out RCA line out
Green Grey
Green
/white Grey
/white
Left Front Right Front
Brown Blue
Brown
/white Blue
/white
Left Rear Right Rear
3
RED RCH
WHITE LCH
RCA line out RCA line out
Connect to control for antenna
or remote control for amplifier.
Orange
Connect to battery or +12 volts of
power source that is always live.
Black Ground-
Red 12V+
Connect to lgnition key switch.
CAR ANTENNA
Memory+ YELLOW
Subwoof
RED RCH
WHITE LCH
Auxin