Denon AVR-1603/683 User Manual

Hi-Fi Component
SERVICE MANUAL
MODEL AVR-1603/683
AV SURROUND RECEIVER
X0152 NC 0209
For U.S.A., Canada, Europe, U.K.,
Australia, 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-1603/683 Specifications

General

Brand	Denon
Model	AVR-1603/683
Category	Stereo Receiver
Language	English

Summary

SERVICE MANUAL

AVR-1603/683 Model Overview

Identifies the service manual for the AVR-1603/683 AV Surround Receiver.

SAFETY PRECAUTIONS

Leakage Current Check Procedure

Details the essential leakage current check before returning unit to customer.

SPECIFICATIONS

Provides specifications for audio, video inputs/outputs, and tuner performance.

DISASSEMBLY PROCEDURES

BLOCK DIAGRAM

ADJUSTMENT PROCEDURES

FM Alignment

AM Alignment

Audio Section Idling Current Adjustment

EXPLODED VIEW

WIRING DIAGRAM

Schematic Diagrams (1/8) Input-Volume Board

Schematic Diagrams (2/8) DSP Unit

Schematic Diagrams (3/8) CNT Unit Pre-Amp Unit

Schematic Diagrams (4/8) Main Unit Outlet Unit Voltage Sel Unit

Schematic Diagrams (5/8) CPU Unit

Schematic Diagrams (6/8) Video Unit Video Cnt Unit S-Video Unit S-Video Cnt Unit C-Video Unit

Schematic Diagrams (7/8) Front Unit Optical-In Unit Power-Sw Unit Encoder Unit Headphone Unit

Schematic Diagrams (8/8) Tuner Unit