Denon AVR-1803/883 User Manual

Hi-Fi Component
SERVICE MANUAL
MODEL AVR-1803/883
AV SURROUND RECEIVER
X0154 NC 0210
For U.S.A., Canada, Europe,
U.K., Asia, China, Hong Kong,
Taiwan R.O.C. & Korea model
 Some illustrations using in this service manual are slightly different from the actual set.
16-11, YUSHIMA 3-CHOME, BUNKYOU-KU, TOKYO 113-0034 JAPAN
Telephone: 03 (3837) 5321

Denon AVR-1803/883 Specifications

General

Brand	Denon
Model	AVR-1803/883
Category	Receiver
Language	English

Summary

DENON AVR-1803/883 Service Manual

Safety Precautions

Leakage Current Check

Procedure for checking leakage current before unit return.

Specifications

Technical specifications for audio, video, tuner, and general sections.

Tuner Section Specifications

General & Remote Control Specifications

Disassembly Procedure

Top Cover Removal

Front Panel Removal

Rear Panel Removal

Level Diagrams Overview

Front, Center, Surround Level Diagram

Detailed level diagram for front, center, and surround audio channels.

Subwoofer Level Diagram

Detailed level diagram for the subwoofer audio channel.

Block Diagram

Digital and Analog Input Paths

Adjustment Procedures

Tuner Section Alignment

Alignment procedures for FM and AM tuner sections.

Audio Section: Idling Current Adjustment

Idling Current Preparation

Preparation steps for adjusting the unit's idling current.

Idling Current Adjustment Steps

Detailed steps for adjusting idling current for audio channels.

Printed Wiring Board Layouts

Main P.W.B. Unit Layout

Main P.W.B. Unit Details

Main P.W.B. Unit Parts List

CPU P.W.B. Unit Layout

CPU P.W.B. Unit Parts List

CNT P.W.B. Unit Layout

CNT P.W.B. Unit Parts List

Input-Preamp P.W.B. Unit Layout

Input-Preamp P.W.B. Unit Parts List

DSP P.W.B. Unit Layout

DSP P.W.B. Unit Parts List

Vol-Sel P.W.B. Unit Layout

Vol-Sel P.W.B. Unit Parts List

P.W.B. Unit Parts List - Semiconductors & Resistors

Semiconductors Group (P.W.B. List)

List of semiconductor components for P.W.B. units.

Resistors Group (P.W.B. List)

List of resistor components for P.W.B. units.

P.W.B. Unit Resistors Group (Continued)

Capacitors Group (P.W.B. List)

List of capacitor components for P.W.B. units.

P.W.B. Unit Capacitors Group (Continued)

Other Parts Group (P.W.B. List)

CPU P.W.B. Assembly - Semiconductors

CPU P.W.B. Semiconductors (List)

CPU P.W.B. Resistors (List)

CPU P.W.B. Resistors (Continued)

CNT P.W.B. Assembly - Semiconductors

CNT P.W.B. Semiconductors (List)

CNT P.W.B. Resistors (List)

CNT P.W.B. Resistors (Continued)

Input Volume P.W.B. Semiconductors (List)

Input Volume P.W.B. Resistors (List)

Input Volume P.W.B. Capacitors (List)

DSP P.W.B. Semiconductors (List)

DSP P.W.B. Resistors (List)

DSP P.W.B. Resistors (Continued)

Voltage-Sel. P.W.B. Assembly - Other Parts

Voltage-Sel. P.W.B. Other Parts (List)

Exploded View and Parts List

Exploded View Illustration

Visual representation of the unit's assembly with numbered parts.

Exploded View Parts List

List of parts corresponding to the exploded view illustration.

Exploded View Parts List Breakdown

Main P.W.B. Assy Parts

Main P.W.B. Assy Parts (Continued)

Screws List

Wiring Diagram

Schematic Diagrams (1/10): Input B'D

Schematic Diagrams (2/10): DSP Unit

Schematic Diagrams (3/10): Connection B'D

Schematic Diagrams (4/10): Main B'D

Schematic Diagrams (5/10): CPU B'D

Schematic Diagrams (6/10): Video & D-Video Unit

Schematic Diagrams (7/10): Comp-Video Unit

Schematic Diagrams (8/10): D-Video & Surround Back

Schematic Diagrams (9/10): Front Board

Schematic Diagrams (10/10): Tuner B'D