Table Of Contents - Marantz HD-DAC1 Service Manual

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 Configuration 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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