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Volvo Delphi - User Manual

Volvo Delphi
47 pages
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Service Bulletin
Volvo Trucks North America, Inc.
Greensboro, NC USA
Date Group No. Page
4.2004 392 08 1(47)
Trucks
This Service Bulletin replaces Service Manual 39, “Delco
Audio System Troubleshooting, VN” (12.1998), publication
number PV776–TSP109859.
Audio System Design and Function
Delco/Delphi
VN, VHD
Audio System
Delco/Delphi
This service information covers the Delco/Delphi System Design and Function. For
further information refer to Group 3.
Contents:
VolvoVNSoundSystempage2
“RadioSignalspage3
“Noisepage9
TroubleshootingConsiderationpage10
“StereoReceiverpage11
WeatherbandFamilypage11
“HighPerformanceFamilypage14
“CDChangerHighPerformanceFamilypage27
“CDChangerMagazinepage29
“Amplifierpage38
“Speakerspage39
“Antennapage41
“Schematicspage45
Note: Information is subject to change without notice.
Illustrations are used for reference only and may differ slightly from the actual
vehicle being serviced. However, key components addressed in this information are
represented as accurately as possible.
PV776-20 002689 USA14750
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Volvo Delphi Specifications

General IconGeneral
BrandVolvo
ModelDelphi
CategoryCar Stereo System
LanguageEnglish

Summary

Radio Signal Characteristics

AM Radio Signal Characteristics

Details AM signal propagation, ground waves, sky waves, and susceptibility to interference.

FM Radio Signal Characteristics

Details FM signal propagation, line-of-sight, atmospheric bending, and resistance to noise.

Signal Disruption

Signal Disruption: Multipath and Flutter

Explains multipath distortion from reflections and flutter from signal shadows.

Signal Interference Sources

Covers interference from electrical sources and atmospheric conditions like storms.

Audio System Noise

Audio System Noise: EMI;RFI

Defines Electromagnetic Interference (EMI) and Radio Frequency Interference (RFI) in audio systems.

Cassette Tape Player Operations

Playing a Cassette Tape

Step-by-step instructions for inserting and playing cassette tapes.

Bad Tape Detector Function

Explains the bad tape detection feature and how to manage it.

Theftlock System Security

Activating the Theftlock System

Procedure for setting a secret code to activate the radio's theft deterrent feature.

Disabling the Theftlock System

Procedure for disabling the radio's theft deterrent feature using the secret code.

CD Changer Magazine Management

CD Magazine Handling Precautions

Guidelines and precautions for safely handling CD changer magazines.

Inserting Discs into CD Magazine

Instructions for correctly loading compact discs into the magazine.

Speaker System Details

Speaker Location Overview

Illustrations showing the placement of speakers in various VN/VHD truck models.

Antenna System Information

Volvo Truck Antenna Types

Describes the different antenna types (Fixed Mast, Ribbon, Multiplexer) used on VN/VHD trucks.

Electrical Schematics

Amplified 8 Speaker System Schematic

Electrical diagram for the amplified 8-speaker system including the subwoofer.

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