Operation; Removal - Dodge dakota 2002 Service Manual

DR
AUDIO (Continued)
CONDITION
CLOCK WILL NOT KEEP
SET TIME
POOR RADIO RECEPTION
NO/POOR TAPE

OPERATION

NO COMPACT DISC
OPERATION
AMPLIFIER
DESCRIPTION
The optional Infinity premium speaker system
includes a separate Infinity audio power amplifier.
The amplifier is a six channel unit and is rated at
240 total output watts. The amplifier is located
behind the glove box.
OPERATION
The power amplifier electronically increases the
frequency response of the normal audio signal output
from the radio amplifier in order to improve the
acoustic performance of the speakers. On vehicles
POSSIBLE CAUSES
1. Fuse faulty.
2. Radio connector faulty.
3. Wiring faulty.
4. Radio ground faulty.
5. Radio faulty.
1. Antenna faulty.
2. Radio ground faulty.
3. Radio noise suppression
faulty.
4. Radio faulty.
1. Faulty tape.
2. Foreign objects behind
tape door.
3. Dirty cassette tape head.
4. Faulty tape deck.
1. Faulty CD.
2. Foreign material on CD.
3. Condensation on CD or
optics.
4. Faulty CD player.
CORRECTION
1. Check Ignition-Off Draw (IOD) fuse in the
Integrated Power Module (IPM). Replace fuse, if
required.
2. Check for loose or corroded radio connector.
Repair, if required.
3. Check for battery voltage at radio connector.
Repair wiring, if required.
4. Check for continuity between radio chassis and
a known good ground. There should be
continuity. Repair ground, if required.
5. Refer to appropriate Diagnostic Service
Manual.
1. (Refer to 8 - ELECTRICAL/AUDIO/ANTENNA
BODY & CABLE - DIAGNOSIS AND TESTING).
2. Check for continuity between radio chassis and
a known good ground. There should be
continuity. Repair ground, if required.
3. Repair or replace ground strap as necessary.
4. Refer to appropriate Diagnostic Service
Manual.
1. Insert known good tape and test operation.
2. Remove foreign objects and test operation.
3. Clean head with Mopar Cassette Head
Cleaner.
4. Exchange or replace radio, if required.
1. Insert known good CD and test operation.
2. Clean CD and test operation.
3. Allow temperature of vehicle interior to stabilize
and test operation.
4. Refer to appropriate Diagnostic Service
Manual.
equipped with an amplifier, the amplifier section of
the radio becomes a pre-amplifier.
The amplifier receives audio signal inputs for
speaker channels from the radio, then sends ampli-
fied audio outputs through six separate channels
with dedicated feed and return circuits to the indi-
vidual speakers.

REMOVAL

(1) Disconnect and isolate the battery negative
cable.
(2) Remove glove box (Refer to 23 - BODY/IN-
STRUMENT PANEL/GLOVE BOX - REMOVAL).
AUDIO 8A - 3