File name sony_MDS-M9_service_manual.pdfMDS-M9
SERVICE MANUAL
US Model Canadian Model E Model Tourist Model
MDS-M9 is the Mini disc deck section in DHC-MD7.
US and foreign patents licensed from Dolby Laboratories Licensing Corporation.
Model Name Using Similar Mechanism MD Mechanism Type Base Unit Type Optical Pick-up Type
MDS-302 MDM-2B MBU-2 KMS-210A/J-N
SPECIFICATIONS
MiNi DiSC DECK
MICROFILM
--1--
TABLE OF CONTENTS 1. SERVICE NOTE ... 4 2. GENERAL ... 6 3. TEST MODE
3-1. 3-2. 3-3. 3-4. Setting the Test Mode ... 11 Exiting the Test Mode ... 11 Basic Operations of the Test Mode ... 11 Selecting the Test Mode ... 11 3-4-1. Operating the Continuous Playback Mode ... 11 3-4-2. Operating the Continuous Recording Mode ... 12 3-4-3. Non-Volatile Memory Mode ... 12 Functions of Other buttons ... 12 Test Mode Displays ... 13 Meanings of Other Displays ... 13 Precautions for Use of Test Mode ... 13
MODEL IDENTIFICATION -- BACK PANEL --
Parts No.
PARTS No. US,Canadian model Other model 4-977-679-3 4-977-679-2
3-5. 3-6. 3-7. 3-8.
4. ELECTRICAL ADJUSTMENTS
4-1. 4-2. 4-3. 4-4. 4-5. 4-6. 4-7. 4-8. 4-9. Precautions for Checking Laser Diode Emission ... 14 Precautions for Use of optical pickup (KMS-210A) ... 14 Precautions for Adjustments ... 14 Creating MO Continuously Recorded Disc ... 14 Temperature Compensation Offset Adjustment ... 15 Laser Power Adjustment ... 15 Traverse Adjustment ... 16 Focus Bias Adjustment ... 17 Error Rate Check ... 17 4-9-1. CD Error Rate Check ... 17 4-9-2. MO Error Rate Check ... 17 4-10. Focus Bias Check ... 17 4-11. Adjusting Points and Connecting Points ... 18
5. DIAGRAMS
5-1. 5-2. 5-3. 5-4. 5-5. 5-6. 5-7. 5-8. 5-9. 5-10. 5-11. 5-12. Circuit Boards Location ... 19 Block Diagrams ... 20 Printed Wiring Board -- RF Section -- ... 26 Schematic Diagram -- RF Section -- ... 29 S |