Marantz 4270 Spezifikationen Seite 3
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MODEL: HD-4001
Page 3
INTRODUCTION ................................................................................................................................5
PRODUCT SAFETY NOTICE .............................................................................................................5
SAFETY PRECAUTIONS ...................................................................................................................6
PWB-LOCATIONS .............................................................................................................................7
DISASSEMBLY ..................................................................................................................................8
Top Cover removal ..................................................................................................................8
PWB-SIGNAL & PWB-TERMINAL Removal...........................................................................9
Signal Bracket Removal ....................................................................................................... 10
Rear Panel Removal............................................................................................................. 11
Card Reader Removal & Front Panel Removall ..................................................................... 12
ELECTRICAL ADJUSTMENTS ........................................................................................................ 13
Equipment .................................................................................................................................... 13
Option Menu / Initialization Defaults / AV Defaults......................................................................... 14
LED Diagnostics ...........................................................................................................................15
Remote Control Operational Mode ................................................................................................15
Circuit Adjustment Mode...............................................................................................................16
Transfering data ............................................................................................................................ 17
Adjustment Items List...................................................................................................................17
Adjustment Procedures ................................................................................................................ 18
Test Points .......................................................................................................................... 18
Main-Y Gain......................................................................................................................... 18
Sub-Y Gain .......................................................................................................................... 19
Sub Picture Offset ...............................................................................................................19
CHIP PARTS REPLACEMENT ......................................................................................................... 20
REPLACEMENT PARTS .................................................................................................................. 21
Parts Ordering ..............................................................................................................................21
Critical and Warranty Parts Designation........................................................................................ 21
Parts Tolerance Codes ..................................................................................................................21
SERVICE PARTS LIST .................................................................................................................... 22
CIRCUITRY BLOCK DIAGRAMS ..................................................................................................... 31
Standby Power Supplies ...............................................................................................................31
PWB-DM Power Supplies .............................................................................................................32
PWB-SIGNAL Switched Power Supplies ...................................................................................... 32
Tuners & Analog Video Select Circuitry......................................................................................... 33
Digital Video Signal Path .............................................................................................................. 34
Sync Signal Selection..........................................................................................................
......... 35
Sync Signal Output Path .............................................................................................................. 35
Sound Signal Path ........................................................................................................................ 36
Control Circuitry ............................................................................................................................ 37
Command Input Circuitry............................................................................................................... 38
Macrovision Detection ................................................................................................................... 38
CONTENTS
- MITSUBISHI ELECTRIC 1
- CONTENTS 3
- Schematic Diagrams 4
- INTRODUCTION 5
- PRODUCT SAFETY NOTICE 5
- SAFETY PRECAUTIONS 6
- PWB-LOCATION 7
- DISASSEMBLY 8
- TOP COVER REMOVAL 8
- TERMINAL-PWB 9
- SIGNAL-PWB 9
- SIGNAL BRACKET REMOVAL 10
- REAR PANEL REMOVAL 11
- CARD READER REMOVAL 12
- FRONT PANEL REMOVAL 12
- ELECTRICAL ADJUSTMENTS 13
- DEFAULTS 14
- OPTION MENU 14
- B. A/V Reset 15
- 4. Error Codes 15
- A.A/V Memory 15
- CIRCUIT ADJUSTMENTS 16
- Data Transfer Definitions 17
- TEST POINTS 18
- MODEL: HD-4001 19
- CHIP PARTS REPLACEMENT 20
- REPLACEMENT PARTS 21
- MODELS: HD-4001 22
- INTEGRATED CIRCUITS 22
- TRANSISTORS 23
- TRANSFORMERS 27
- VARIABLE RESISTORS 27
- RESISTORS 27
- CAPACITORS 28
- CAPACITORS AND TRIMMERS 28
- SWITCHES 29
- MISCELLANEOUS 29
- PRINTED CIRCUIT BOARDS 30
- COSMETIC PARTS 30
- ACCESSORIES 30
- Standby Supplies 31
- PWB-DM Power Supplies 32
- PWB-SIGNAL Switched Supplies 32
- Tuners & Analog Video 33
- Select Circuitry 33
- Digital Video Signal Path 34
- Sync Signal Selection 35
- Sync Output Path 35
- Sound Signal Path 36
- Control Circuitry 37
- Command Input Circuitry 38
- Macrovision Detection 38
- HD-4001 V26K 40
- VIDEO SWITCHING 42
- From Video SW 43
- For shield GND connection 47
- TC74VHCU04FT 48
- SN74LVTH244APW 49
- MONITOR - MUTE CONTROL 50
Verwandte Produkte und Handbücher für Nein Marantz 4270
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