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Marantz SR4400 Service Manual

Marantz SR4400
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AV Surround Receiver
SR4400
Part no. 26AW855010
First Issue 2003.05
ecm
SR4400 /A1B/A1S/K1S/K1G
/N1B/N1S/U1B
Please use this service manual with referring to the user guide ( D.F.U. ) without fail.
Service
Manual
SR4400
TABLE OF CONTENTS
SECTION PAGE
1. TECHNICAL SPECIFICATIONS............................................................................ 1
2. TECHNICAL DESCRIPTION................................................................................. 4
3. WIRING DIAGRAM................................................................................................ 5
4. BLOCK DIAGRAM................................................................................................. 7
5. SCHEMATIC DIAGRAM ........................................................................................ 9
6. PARTS LOCATION .............................................................................................. 29
7. IC DATA................................................................................................................ 41
8. EXPLODED VIEW AND PARTS LIST ................................................................. 47
9. SERVICE PROCEDURE ..................................................................................... 51
10. SYSTEM ERROR................................................................................................ 53
11. ELECTRICAL PARTS LIST ................................................................................. 54
CLEAR
F/P
MODE
TUNING/PRESET
MEMORY
PHONES
SURROUND
AV SURROUND RECEIVER SR4400
STANDBY
POWER ON/OFF
MUTE
S-DIRECT
HT-EQ
DSS/VCR2
DVD
CDR/MD
TAPE
CD
TUNER
TV
A/D
DISPLAY
CH-IN
VCR1
UP
VOLUME
DOWN
6.1
96kHz
DISP
AUTO CD DVD VCR1 6.1CH-IN DIRECT
NIGHT ATT
AUTO SURR
DSS / VCR2
CDR/ MD
TV
TUNED
TUNER
TAPE
STTEST
SLEEP
ANALOG
DIGITAL
EQ
DIGITAL PCM
SURROUND
EX
LC
LFE
R
SL S SR

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Marantz SR4400 Specifications

General IconGeneral
Audio Channels6.1
Dolby ProcessingDolby Digital, Dolby Pro Logic II
Video Inputscomposite, s-video
Radio TunerAM/FM
TypeAV Receiver
HDMINo
Component Video Inputs2
Total Harmonic Distortion0.08%
DTS ProcessingDTS, DTS Neo:6
Frequency Response10Hz-100kHz
Input Sensitivity200mV
Signal-to-Noise Ratio105 dB
Inputsdigital coaxial, digital optical
Weight12kg

Summary

Marantz Design and Service

Ordering Parts

Instructions for ordering replacement parts from Marantz subsidiaries or agents.

Shock, Fire Hazard Service Test

Safety test procedure for checking resistance after servicing to prevent electrical hazards.

Technical Specifications

FM Tuner Specifications

Specifications for the FM tuner, including frequency range, sensitivity, and distortion.

AM Tuner Specifications

Specifications for the AM tuner, including frequency range, sensitivity, and distortion.

Audio Specifications

Specifications for audio output power, input sensitivity, and frequency response.

Video Specifications

Specifications for video input/output levels, response, and signal-to-noise ratio.

General Specifications

General specifications including power requirements, consumption, and weight.

Accessory List

List of included accessories such as remote control, batteries, and antennas.

Technical Description

DTS Audio Technology

Explanation of DTS (Digital Theater Systems) for multi-channel digital audio.

DTS Neo:6 Decoding

Description of DTS Neo:6 technology for matrix surround sound decoding.

DTS-ES Extended Surround

Details on DTS-ES Extended Surround, a multi-channel digital signal format.

Dolby Digital EX & Pro Logic II

Explanation of Dolby Digital EX and Pro Logic II for surround sound processing.

SRS Circle Surround II

Description of SRS Circle Surround II technology for multi-channel surround sound.

Wiring Diagram

Block Diagram

Schematic Diagram

Parts Location

IC Data

Exploded View and Parts List

Service Procedure

Idling Current Alignment

Procedure for adjusting idling current using a voltage meter and test points.

Micro-Processor & FLD Segment Check

Procedure for checking processor version and FL display segments via button combinations.

Product Reset Procedure

Steps to reset the unit's memory to default status by pressing specific buttons.

System Error Codes

Electrical Parts List

Resistors

List of resistors with their codes, values, and types.

Capacitors

List of capacitors with their codes, values, and types.

Abbreviations and Marks

Common abbreviations and marks used in the parts list and schematics.

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