Marantz SR5500 Series User Manual

SURROUND
AV SURROUND RECEIVER SR5500
DOWN UP
VOLUME INPUT SELECTOR
POWER ON/OFF PHONES
STANDBY
MUTE MULTI M. SPEAKER B 7.1CH INPUT
PURE
SETUP DIRECT
SIMPLE
AUTO HT-EQ MENU
ENTER
DISPLAY MEMORY CLEAR
T-MODE EXIT BAND
MODE
DISP MULTI AUTO TUNED ST V – OFF NIGHT PEAK ANALOG
DIGITAL
ATT
SLEEP
SURR
AUTO
DIRECT DISC 6.1 MT X 6.1 EQ
DIGITAL
SURROUND
PCM
L
C
R
SL S SR
LFE
AUX 1 INPUT
AUDIOS-VIDEO VIDEO L R
AV Surround Receiver
SR5500
Part no. 90M08BW855010
First Issue 2004.07
ecm
Service
Manual
SR5500 /L1G/N1G
/N1B/U1B
/N1S
Please use this service manual with referring to the user guide (D.F.U) without fail.
SR5500
TABLE OF CONTENTS
SECTION PAGE
1. TECHNICAL SPECIFICATIONS ........................................................................................... 1
2. TECHNICAL DESCRIPTION ................................................................................................ 3
3. POWER AMPLIFIER ADJUSTMENT ................................................................................... 5
4. SERVICE MODE ..................................................................................................................6
5. SYSTEM ERROR ................................................................................................................. 8
6. UPDATE FIRMWARE ........................................................................................................... 9
7. WIRING DIAGRAM............................................................................................................. 15
8. BLOCK DIAGRAM .............................................................................................................. 16
9. SCHEMATIC DIAGRAM ..................................................................................................... 17
10. PARTS LOCATION ............................................................................................................. 26
11. IC DATA .............................................................................................................................. 33
12. EXPLODED VIEW AND PARTS LIST ................................................................................ 46
13. ELECTRICAL PARTS LIST ................................................................................................ 50

Marantz SR5500 Series Specifications

General

Brand	Marantz
Model	SR5500 Series
Category	Stereo Receiver
Language	English

Summary

Marantz Design and Service

Shock, Fire Hazard Service Test

Safety test procedure after servicing the appliance.

Technical Specifications

Technical Description

Power Amplifier Adjustment

Idling Current Alignment Procedure

Procedure for aligning idling current in the power amplifier section.

Product Reset Procedure

Procedure to reset the unit's backup memory to default factory settings.

Service Mode

System Error Codes

DSP Communication Error

Error indication for DSP communication issues, resulting in mute.

DSP Code Error

Error indicating a problem with the DSP code itself.

ADC Input Error

Error detection for ADC input signal issues during calibration.

EEP-ROM Data Error

Error signaling data mismatch from the EEP-ROM.

EEP-ROM Interface Error

Error for communication failure with the EEP-ROM interface.

RS-232C Communication Error

Error indicating communication problems with the RS-232C interface.

5V Supply Error

Error related to the 5V supply for the DATA DIR circuit.

Protection Circuit Error

Error detected by the protection circuit, turning off speaker output.

Firmware Update Procedures

Download Firmware for DSP (Mode 1)

Download Firmware for CPU (Mode 2)

Wiring Diagram

Block Diagram

Schematic Diagram

Electrical Parts List