Sony MZ-G750 Lecteurs de minidisques
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Modèle:
MZ-G750
Date:
2001
Catégorie:
Groupe:
Description:
FM/AM PORTABLE MINIDISC RECORDER
Type manuel:
manuel de réparation
Pages:
56
Taille:
2.17 Mbytes (2276710 Bytes)
Langue:
english
Révision:
1.1
Manuel-ID:
9-873-045-12
Date:
2001 02 01
Qualité:
Électronique de documents, numérisation sans, bien lisible.
Date de transfert:
2018 12 30
MD5:
37a8a3551c825b49b29264a92e707af1
Téléchargements:
1858
Information
1.TABLE OF CONTENTS
SERVICING NOTE ... 4
2.GENERAL
Looking at the Controls (MZ-G750, ... 5
Looking at the Controls (MZ-R700, ... 6
3. DISASSEMBLY
3-1. Panel Assy, Lower ... 7
3-2. Panel Assy, Upper ... 7
3-3. LCD Module ... 8
3-4. Main Board ... 8
3-5. MD mechanism Deck ... 9
3-6. Service Assy, OP ... 9
3-7. Holder Assy ... 10
3-8. Motor Flexible Board ... 10
3-9. Motor, DC (M602) ... 11
3-10. “Motor, DC (M601)”, “Motor, DC (M603)” ... 11
4. TEST MODE
4-1. Outline ... 12
4-2. Setting Method of Test Mode ... 12
4-3. Operation in Setting the Test Mode ... 12
4-4. Releasing the Test Mode ... 12
4-5. Configuration of Test Mode ... 13
4-6. Manual Mode ... 13
4-7. Overall Adjustment Mode ... 14
4-8. Self-Diagnosis Result Display Mode ... 14
4-9. Result the Error Display Code ... 15
4-10. Sound Skip Check Result Display Mode ... 16
4-11. Key Check Mode ... 16
5. ELECTRICAL ADJUSTMENTS
5-1. Outline ... 18
5-2. Precautions for Adjustment ... 18
5-3. Adjustment Sequence ... 18
5-4. NV Reset ... 18
5-5. Power Supply Manual Adjustment ... 19
5-6. Temperature Correction ... 20
5-7. Laser Power Check ... 20
5-8. Overall Adjustment Mode ... 21
5-9. Resume Clear ... 23
5-10. Patch Data Rewriting when Nonvolatile
Memory was Replaced ... 23
6. DIAGRAMS
6-1.
IC Pin Function Description ... 29
6-2.
Block Diagram – Servo Section – ... 35
6-3.
Block Diagram – Audio Section – ... 36
6-4.
Block Diagram – System Control/Power Section – ... 37
6-5.
Printed Wiring Board – Main Section – ... 38
6-6.
Schematic Diagram – Main Section (1/3) – ... 41
6-7.
Schematic Diagram – Main Section (2/3) – ... 42
6-8.
Schematic Diagram – Main Section (3/3) – ... 43
7. EXPLODED VIEWS
7-1. Panel Section ... 47
7-2. Chassis Section ... 48
7-3. MD mechanism Deck Section ... 49
8. ELECTRICAL PARTS LIST ... 50