Manuals / Sony / Home Audio / MiniDisc Player

Sony MZ-300 2323, SCHEMATIC DIAGRAM - MAIN /3, MZ-E300, Ic B/D, Refer to page 24 for Notes

Models: MZ-300

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MZ-E300

5-7. SCHEMATIC DIAGRAM – MAIN SECTION (3/3) –

Refer to page 24 for Notes.

Refer to page 26 – 28 for IC Block Diagrams.

Refer to page 25 for Waveforms.

IC B/D

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Sony MZ-300 2323, SCHEMATIC DIAGRAM - MAIN /3, MZ-E300, Ic B/D, Refer to page 24 for Notes, Refer to page 25 for Waveforms

Contents

PORTABLE MINIDISC PLAYER SPECIFICATIONS9-873-064-13 MZ-E300Note on IC replacement TABLE OF CONTENTSDISASSEMBLY DIAGRAMSMZ-E300 SECTION 2 GENERAL3-2.MECHANISM DECK DISASSEMBLYSECTION 3-1.“LID ASSY, UPPER”, HOLDER ASSY1 Screws, tapping 3-3.MAIN BOARD3-4.OPTICAL PICK-UPASSY MZ-E300BP801 4-2.SETTING THE TEST MODE4-2-1.How to set the TEST MODE MZ-E300 SECTION TEST MODE000 AAAS CC 4-2-2.Operations when the TEST MODE is set4-2-3.How to release the TEST MODE 4-4-2.How to set the Manual mode021AAAS CC 4-5.OVERALL ADJUSTMENT MODE4-6.NV RESET 021 AAAS CC035 4-7.OVERALL ADJUSTMENT MODE4-6-1.Electrical offset adjustment method 4-7-1.Overall adjustment mode structureMicroprocessor Version 1.20 and higher 4-7-2.Overall CD and MO adjustment methodEnd cd VerMZ-E300 XXX:NG item No YY:Adjustment Value3. MO overall adjustment 4-7-3.Overall CD and MO adjustment items1. Overall offset adjustment 2. CD overall adjustmentPin No MZ-E300 SECTION DIAGRAMS5-1.EXPLANATION OF IC TERMINALS IC601 LC89642-8B-EDescription MZ-E300Pin No Pin nameDescription MZ-E300Pin No Pin namePin name IC801 RU6615MF-0003SYSTEM CONTROLMZ-E300 Pin NoPin name 1717MZ-E300 Pin NoMZ-E300 5-2.BLOCK DIAGRAMSMAIN BOARD IC501 5-3.PRINTED WIRING BOARDS - MAIN SECTION 1/2MOTOR FLEXIBLE BOARD IC601IC901 5-4.PRINTED WIRING BOARDS - MAIN SECTION 2/2IC301 SIDE AIC B/D 2121MZ-E300 IC B/D 5-6.SCHEMATIC DIAGRAM - MAIN SECTION 2/3Refer to page 26 - 28 for IC Block Diagrams Refer to page 25 for WaveformsMZ-E300 5-7.SCHEMATIC DIAGRAM - MAIN SECTION 3/32323 Refer to page 26 - 28 for IC Block DiagramsJ Digital Note on Printed Wiring Boards MAIN SECTIONNote on Schematic Diagram MAIN SECTION MZ-E300MZ-E300 WaveformsMZ-E300 IC BLOCK DIAGRAMSIC301 TA2131FL-EL IC501 SN761057DBTMZ-E300 IC551 SC111257FCR2MZ-E300 IC901 XPC18A32FCR2MZ-E300 SECTION EXPLODED VIEWS6-1.MAIN SECTION MZ-E300 6-2.MECHANISM DECK SECTION MT-MZE300-176MZ-E300 SECTION ELECTRICAL PARTS LISTMAIN Ref. No MZ-E300MAIN VerMZ-E300 MAIN Change of microprocessor IC801 Ver MZ-E300 REVISION HISTORYDate Description of Revision