Marantz HD-DAC1 - Table of Contents

ABOUT THIS MANUAL
.............................................................3
What you can do with this manual ............................................3
Using Adobe Reader (Windows version) ..................................4
SAFETY PRECAUTIONS
..........................................................6
NOTE FOR SCHEMATIC DIAGRAM
.........................................7
NOTE FOR PARTS LIST
...........................................................7
INSTRUCTIONS FOR HANDLING SEMI-CONDUCTORS AND
OPTICAL UNIT
..........................................................................7
1. Ground for Human Body ......................................................7
2. Ground for Workbench .........................................................7
TECHNICAL SPECIFICATIONS
................................................9
DIMENSION
.............................................................................10
CAUTION IN SERVICING
........................................................ 11
Initializing this unit ...................................................................11
Service Jig ..............................................................................11
DISASSEMBLY
........................................................................12
1. SIDE PANEL ......................................................................14
2. TOP COVER ......................................................................15
3. FRONT PANEL ASSY ........................................................16
4. DIGITAL PCB .....................................................................19
5. SUB TRANS PCB ..............................................................20
6. MAIN POWER PART PCB .................................................21
7. TRANS POWER ................................................................21
SPECIAL MODE
.....................................................................22
Special Mode Conguration Buttons .......................................22
1. Version check display mode ...............................................23
2. Display / LED check mode .................................................24
3. Factory reset mode ............................................................24
4. Auto standby test mode .....................................................24
PROCEDURE AFTER REPLACING THE MICROPROCESSOR,
ETC
..........................................................................................25
FIRMWARE UPDATE PROCEDURE
......................................25
ADJUSTMENT
.........................................................................33
TROUBLE SHOOTING
............................................................34
1. Power not turn on. ..............................................................34
2. FLD doesn't Light ...............................................................36
3. No Sound, Noise generated ...............................................38
4. The power can not be turned on .......................................45
MEASURING METHOD AND WAVEFORMS
..........................47
BLOCK DIAGRAM
...................................................................50
POWER DIAGRAM
..................................................................51
WIRING DIAGRAM
..................................................................52
PRINTED Circuit BOARDS
.....................................................53
SCHEMATIC DIAGRAMS
.......................................................56
DIGITAL 1/3 ...........................................................................56
SCHEMATIC DIAGRAMS (2/6) ...............................................57
DIGITAL 2/3 .............................................................................57
SCHEMATIC DIAGRAMS (3/6) ...............................................58
DIGITAL 3/3 .............................................................................58
SCHEMATIC DIAGRAMS (4/6) ...............................................59
POWER ...................................................................................59
SCHEMATIC DIAGRAMS (5/6) ...............................................60
AUDIO .....................................................................................60
SCHEMATIC DIAGRAMS (6/6) ...............................................61
FRONT ....................................................................................61
EXPLODED VIEW
...................................................................62
PACKING VIEW
.......................................................................63
SEMICONDUCTORS
...............................................................64
1. IC's .....................................................................................64
2. DISPLAY ............................................................................80
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CONTENTS