8W-47 Audio System - Jeep Wrangler 1997 Manual

TJ
DESCRIPTION AND OPERATION
8W - 47 AUDIO SYSTEM
RADIO
When the ignition switch is in the
ACCESSORY
or
RUN position, it connects circuit
Al
from fuse
3
in
the Power Distribution Center (PDC) to circuit
A31.
Circuit
A31
feeds circuit
X12
through fuse
15
in the
fuse block . Circuit X12
powers the radio .
The radio has a dedicated ground that connects to
a lug at the rear of the radio . The antenna connects
to the rear of the radio .
RADIO MEMORY
Circuit M1 from the Ignition Off Draw (IOD) fuse
in cavity
17
of the Power Distribution Center (PDC)
supplies power for the radio memory . Circuit M1 is
HOT at all times.
The IOD fuse is removed during vehicle shipping
to prevent excessive battery draw.
RADIO ILLUMINATION
When the parking lamps or headlamps are ON, cir-
cuit
L7
provides the illumination signal to the radio.
Also
when the headlamps or parking lamps are ON,
circuit
E2
provides the illumination intensity signal
to the radio .
SPEAKERS
There are different radio packages . The standard
radio package includes
2
speakers in the instrument
8W-47 AUDIO SYSTEM
8W-47-1
panel. The optional four speaker system has a sound
bar with two speakers in addition to the instrument
panel speakers .
Circuit
X53
feeds the left speaker in the instru-
ment panel. Circuit
X55
is the return from the
speaker to the radio.
Circuit
X54
feeds the right speaker in the instru-
ment panel. Circuit
X56 is
the return from the
speaker to the radio.
If equipped with a sound bar, circuit X51
feeds the
left sound bar speaker. Circuit
X57 is
the return from
the speaker to the radio. Circuit
X52
feeds the right
sound bar speaker. Circuit
X58
is the return from the
speaker to the radio.
SCHEMATICS AND DIAGRAMS
WIRING DIAGRAM INDEX
The following index covers all components found in
this section of the wiring diagrams . If the component
you are looking for is not found here, refer to section
8W-02
for a complete list of all components shown in
the wiring diagrams .