Sony PRS-505/SC Service Manual - Page 2

PRS-505 TABLE OF CONTENTS 1. SERVICING NOTES 3 2. GENERAL 5 3. DISASSEMBLY 3-1. Disassembly Flow 6 3-2. Ornamental Plate (Upper) Assy, Plate (Case_Upper) .... 6 3-3. Ornamental Plate (Lower) Assy 7 3-4. Main Assy 7 3-5. (Ion) Storage Battery Assy 8 3-6. SLOT FLEXIBLE Board 8 3-7. CONNECT FLEXIBLE Board 9 3-8. Frame 9 3-9. MAIN Board, Ink (Indication) Element Assy (IIE1) ...... 10 4. TEST MODE 11 5. ELECTRICAL ADJUSTMENT 11 6. DIAGRAMS 6-1. Block Diagram - MAIN Section (1/2 12 6-2. Block Diagram - MAIN Section (2/2 13 6-3. Block Diagram - KEY/POWER SUPPLY Section -....... 14 6-4. Printed Wiring Board - MAIN Board (Component Side 16 6-5. Printed Wiring Board - MAIN Board (Conductor Side 17 6-6. Schematic Diagram - MAIN Board (1/10 18 6-7. Schematic Diagram - MAIN Board (2/10 19 6-8. Schematic Diagram - MAIN Board (3/10 20 6-9. Schematic Diagram - MAIN Board (4/10 21 6-10. Schematic Diagram - MAIN Board (5/10 22 6-11. Schematic Diagram - MAIN Board (6/10 23 6-12. Schematic Diagram - MAIN Board (7/10 24 6-13. Schematic Diagram - MAIN Board (8/10 25 6-14. Schematic Diagram - MAIN Board (9/10 26 6-15. Schematic Diagram - MAIN Board (10/10 27 6-16. Printed Wiring Board - CONNECT FLEXIBLE Board 28 6-17. Schematic Diagram - CONNECT FLEXIBLE Board 28 7. EXPLODED VIEWS 7-1. Case Section 44 7-2. Main Section 45 8. ELECTRICAL PARTS LIST 46 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. Flexible Circuit Board Repairing • Keep the temperature of soldering iron around 270 °C during 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. CAUTION Danger of explosion if battery is incorrectly replaced. Replace only with the same or equivalent type. SAFETY-RELATED COMPONET 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 IDENTIFIÉS PAR UNE MARQUE 0 SUR LES DIAGRAMMES SCHÉMATIQUES ET LA LISTE DES PIÈCES SONT CRITIQUES POUR LA SÉCURITÉ DE FONCTIONNEMENT. NE REMPLACER CES COM- POSANTS QUE PAR DES PIÈCES SONY DONT LES NUMÉROS SONT DONNÉS DANS CE MANUEL OU DANS LES SUPPLÉMENTS PUBLIÉS PAR SONY. 2