Sony d cj 501 service manual

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2 D-CJ500/CJ501/CJ506CK Flexible Circuit Board Repairing -Keep the temperature of the soldering iron around 270 ˚C dur- ing repairing. -Do not touch the soldering iron on the same conductor of the circuit board (within 3 times). -Be careful not to apply force on the conductor when soldering or unsoldering. Notes on chip component replacement -Never reuse a disconnected chip component. -Notice that the minus side of a tantalum capacitor may be dam- aged by heat. This appliance is classified as a CLASS 1 LASER product. The CLASS 1 LASER PRODUCT MARKING is located on the rear exterior. CAUTION Use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous radiation exposure. On AC power adaptor -Use only the AC power adaptor supplied or recommended in Accessories (supplied/ optional). Do not use any other AC power adaptor. It may cause a malfunction. Polarity of the plug TABLE OF CONTENTS SAFETY-RELATED COMPONENT WARNING!! COMPONENTS IDENTIFIED BY MARK 0 OR DOTTED LINE WITH MARK 0 ON THE SCHEMATIC DIAGRAMS AND IN THE PARTS LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY.ATTENTION AU COMPOSANT AYANT RAPPORT À LA SÉCURITÉ! LES COMPOSANTS IDENTIFÉS PAR UNE MARQUE 0 SUR LES DIAGRAMMES SCHÉMATIQUES ET LA LISTE DES PIÈCES SONT CRITIQUES POUR LA SÉCURITÉ DE FONCTIONNEMENT. NE REMPLACER CES COMPOSANTS QUE PAR DES PIÈSES SONY DONT LES NUMÉROS SONT DONNÉS DANS CE MANUEL OU DANS LES SUPPÉMENTS PUBLIÉS PAR SONY. 1. SERVICING NOTE ·························································· 3 2. GENERAL ·········································································· 4 3. DISASSEMBLY ································································ 5 3-1. Battery Case Lid, Cabinet (Upper) Assy ······················· 5 3-2. Upper Lid Assy ······························································ 6 3-3. MAIN Board, MD Assy (CDM-3125ER) ····················· 6 3-4. Turn Table Motor Assy (M901) ····································· 7 3-5. Motor Assy (Sled) (M902), Optical Pick-up (DAX-25E) ·········································· 7 4. ELECTRICAL ADJUSTMENTS ································· 8 5. DIAGRAMS ········································································ 9 5-1. Block Diagram ···························································· 10 5-2. Printed Wiring Board – MAIN Board (Side A) – ······· 12 5-3. Printed Wiring Board – MAIN Board (Side B) – ······· 13 5-4. Schematic Diagram – MAIN Board (1/4) – ··············· 14 5-5. Schematic Diagram – MAIN Board (2/4) – ··············· 15 5-6. Schematic Diagram – MAIN Board (3/4) – ··············· 16 5-7. Schematic Diagram – MAIN Board (4/4) – ··············· 17 5-8. IC Pin Function Descriptions ······································ 19 6. EXPLODED VIEWS ······················································ 26 6-1. Cabinet (Front) Section ··············································· 26 6-2. Cabinet (Lower) Section ············································· 27 6-3. Optical Pick-up Section (CDM-3125ER) ···················· 28 7. ELECTRICAL PARTS LIST ······································· 29