Marantz DV7001/N1B User Manual

Please use this service manual with referring to the user guide ( D.F.U. ) without fail.
Service
Manual
Super Audio CD/DVD Player
DV7001
DV7001 /
F N/K1G/N1B/N1S/U1B
Part no. 90M30AK855010
First Issue 2007.01
MZ
TABLE OF CONTENTS
SECTION PAGE
1. TECHNICAL SPEC I FI CA TIONS ........................................................................................... 1
2. SERVICE HINTS AND TOOLS ............................................................................................. 9
3. WARNING AND LASER SAFETY IN STRUC TIONS ...........................................................10
4. TAKING THE DISC OUT OF EMERGENCY .......................................................................11
5. UPDATE BACK END FIRM WARE PRO CE DURE ...............................................................12
6. THE UPDATE DISC CREATION PROCEDURE .................................................................12
7. UPDATE RS-232C MICROPROCESSOR FIRMWARE PROCEDURE ..............................13
8. HOW TO CHECK THE VERSION NUMBER OF RS232C MICROPROCESSOR ............. 28
9. SER VICE MODE ................................................................................................................ 36
10. WIRING DIAGRAM ............................................................................................................. 37
11. BLOCK DIAGRAM .............................................................................................................. 39
12 . SCHEMATIC DIAGRAM ...................................................................................................... 41
13 . PARTS LOCATION ............................................................................................................. 69
14. EXPLODED VIEW AND PARTS LIST ................................................................................ 91
15. MICROPROCESSOR AND IC DATA .................................................................................. 95
16. ELECTRICAL PARTS LIST ............................................................................................... 101
17.
ABOUT REPLACE THE MICROPROCESSOR WITH A NEW ONE ............................. 119
DV7001
STANDBY
PAUSE
HDMIAUDIO EX.
HDMIAUDIO EX.
OPEN/CLOSE
STOPPLAY
POWER ON/OFF
SUPER AUDIO CD/DVD PLAYER DV7001
GRP GRP
TITLE
kHz
96
CHP ALL
A-B
PROG TOTAL SUB
PCM
AWS
MPEQ
BTSTM
MP3
MAPAUDIO
COND
DOWNMIX
VCD
SACD
V-PART THX
SRS TS
P
R
GS
V
E
D
O
L
B
Y
D
LF
E
C
R
L
S
LS
R
S
OOFF
V
O
F
F
101TEXT
1
23456789 1211 1413 1615 1817 2019
kHz
192
PMM
STEREO MULTI

Marantz DV7001/N1B Specifications

General

Type	DVD Player
Audio D/A Converter	192 kHz/24-bit
HDMI Output	Yes
Component Video Output	Yes
S-Video Output	Yes
Composite Video Output	Yes
Digital Audio Output	Coaxial, Optical
Progressive Scan	Yes
Disc Formats	CD, CD-R/RW, MP3
Analog Audio Output	2.0 Channel

Summary

Technical Specifications

General Specifications

General specifications including power, weight, dimensions, and operating conditions.

Audio and Video Outputs

Details on audio output levels, connector types, and video signal outputs.

Audio Characteristics

Frequency response, S/N ratio, dynamic range, and distortion for audio signals.

Digital and HDMI Interfaces

Specifications for digital audio outputs and the HDMI interface.

Disc Compatibility

DVD and Super Audio CD Compatibility

Lists compatible DVD-Video, DVD-Audio, and Super Audio CD formats.

CD and Video CD Compatibility

Details compatibility for Audio CDs, Video CDs, and Super VCDs.

Service Procedures and Modes

Service Hints and Tools

Guidelines for general servicing, dismounting, mounting, and required tools.

Service Mode Operations

Instructions for accessing and using the Service Mode for firmware checks.

Warnings and Safety

General Safety Warnings (ESD)

Warnings regarding electrostatic discharge (ESD) and proper component handling.

Laser Safety Precautions

Critical safety warning about laser product hazards and service by qualified personnel.

Firmware and Software Updates

Update Back End Firmware

Step-by-step procedure for updating the unit's back-end firmware.

Update RS-232C Microprocessor Firmware

Procedure for updating firmware via RS-232C interface using a PC.

Check RS232C Microprocessor Version

Steps to check the RS232C microprocessor firmware version.

System Diagrams

Block Diagram

Overview of the unit's functional blocks and their interconnections.

Schematic Diagrams

Detailed circuit schematics for various parts of the unit.

Parts Information

Parts Location Diagrams

Visual diagrams showing the location of components on various PCBs.

Exploded View and Parts List

Exploded view of the unit with a list of all parts and their codes.

Microprocessor and IC Data

CS4398 Audio DAC IC Data

Pin descriptions and functions for the CS4398 audio DAC IC.

TC74LCX541F Buffer IC Data

Pin descriptions and truth table for the TC74LCX541F buffer IC.

MM1623 Video Encoder IC Data

Pin descriptions and functions for the MM1623 video encoder IC.