Marantz Comprehensive Service Manual and Technical Guide for the DR 6000

Page 1

Service

Manual

DR6050 /F1N, /K1G, /N1G

/F1B, /K1B, /N1B, /U1B

Compact Disc Recorder

www.electronicsrepair.net

CD RECORDER DR6050

Recordable

ReWritable

STANDBY

POWER

STOP

PLAY/PAUSE

STOP

PLAY/PAUSE

REC

DR6050

REMARK : This service manual explains them by extracting specifications designed for the model DR6050 only. The explanation for CD-R module "MAR775" (Loader : CDL4009' + CD-R Main board) is not mentioned on this service manual.

The CD-R module information is described in the service manual of CD-R modules <MAR770/MAR775>.

TABLE OF CONTENTS
SECTION	PAGE
MAIN UNIT
1. Servicing the DR6000	1
2. TECHNICAL SPECIFICATIONS	3
3. WARNINGS	4
4. SERVICE HINTS	5
5. SERVICE TOOLS	5
6. SIAGNOSTIC SOFTWARE	6
7. FAULTFINDING TREES	10
8. FAULTFINDING GUIDE	16
9. WIRING DIAGRAM	32
10. BLOCK DIAGRAM	35
11. SCHEMATIC DIAGRAM AND PARTS LOCATION	37
12. EXPLODED VIEW AND PARTS LIST	43
13. ELECTRICAL PARTS LIST	46
Please use this service manual with referring to the user guide ( D.F.U. ) without fail.

R

DR6050

Printed in Japan

386K855010 MIT

3120 785 22370

First Issue 2000.12

Image 1

Contents

Service Manual Europe / Trading USABrazil AmericasPlayback & Recording and Disc This PCB contains the headphone socket CDR loader CDR main module CDL4009 or MAR770General Technical SpecificationsIII ESDService Hints Service Tools Dealer diagnostics Dealer modeStatus of player Software versions, test for defective components Electrical service diagnosticsMechanical service diagnostics Erasement of complete CD-RW DC-erase service modeCDR-Module Faultfinding treesCD-DA Disc Loaded CD R CD-RW Disc Loaded Wiring Power Supply Voltages Electrical Service DiagnosticsDisplay no CD RW+3V3 AT IC7000 Pins 5,17,21,57, Check Safety Resistors Check Flex Connection from CDR Main Board Power SupplyCD Module OPEN/CLOSECD Module Playback Description of display board Display BoardGeneral description Display controller TMP87C874FControl signals Clock signalTest instructions Supply voltagesEasy jog knob IR receiver remote controlRotary operation Push button operationClock Signal Display board troubleshooting guideControl Signals FTD Drive LinesDescription of P816 Power Supply Unit P816Description of controller MC44603 Pin connectionsPin Name Pin function descriptionVCC Operating description of MC44603 Block diagram of MC44603Start up sequence of P816 Regulation of P816Ch1 Drain voltage Ch2 Drain current Ch3 Gate voltage Circuit description of P816 CD Main Board Troubleshooting P816Description Block DiagramMeasurements Pin Configuration Ucoil Vcoil Wcoil Input conditions conn 1006 pin Outputs connTest points on driver Hallu Hallv HallwHF Path DC SettingsHfdet Setting Transfer CharacteristicsIIS CLK11 Nmute DAC Amplifier Pink Wiring Diagram10 D5V WC01at conn.1209 WC02at conn.1400 WY01at conn.F934of WY02 WY03 WY04 CDR main board12V CD W801at conn.1500CDR Main Board Block DiagramPY46 Schematic Diagram and Parts LocationQ810 Q801 Q891 Q871 Q825 Q861 Q862 Q851 Q892 Switching Power Supply PCB. P816QY01 QY02 QY04 QN54 QN53 QN58 QN57 Q311 Q681 QF52 QF51 QN52 QN51 QG56 QN55Exploded View and Parts List Not Standard Spear Parts PackingCeramic CAP Electrical Parts ListElectroly CAP P816-RESISTORS P816-POWER Circuit Board P816-CAPACITORSP816-SEMICONDUCTORS P816-MISCELLANEOUSPP16-RESISTOR PP16-REAR Panel Circuit Board PP16-CAPACITORSPP16-SEMICONDUCTORS PP16-MISCELLANEOUSPY36-ROTARY Encoder Circuit Board

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