PlayStation SCPH-7501 Service Manual - Page 8
Printed Wiring Boards And Schematic Diagrams
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Reproduction Prohibited SECTION 6 PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS. Note on Printed Wiring Boards : • Through hole is omitted. • : Pattern on the side which is seen. Note on Schematic Diagram : • Use caution when replacing chip parts. New parts must be attached after removal of chip. Be careful not to heat the minus side of tantalum capacitor, because it is damaged by the heat. • All capacitors are in µF unless otherwise noted. pF : µµF 50 WV or less are not indicated except for electrolytics and tantalums. • All resistors are in and 1/4 W (Chip resisters : 1/10w) unless otherwise specified. • Chip resistors are 1/8 W or 1/10 W unless otherwise noted. k : 1000 , M : 1000 k . Note : The components identified by mark ! or dotted line with mark ! are critical for safety. Replace only with part number specified. Note : Les composants identifies par une marque ! sont critiques pour la securite. Ne les remplacer que par une piece portant le nubero specifie. SCPH-9000 SERIES - 7 -