Sony HCD-HX7 Service Manual - Page 40
Headphone Board, Speaker Board
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HCD-HX3/HX5/HX7 6-22. PRINTED WIRING BOARD - OUTPUT Section - • See page 23 for Circuit Boards Location. :Uses unleaded solder. 1 2 3 4 (Page 32) A HEADPHONE BOARD N MAIN BOARD CN301 CN903 C999 C997 C987 B FB983 C989 FB982 R942 R932 C990 R941 C991 R931 E982 C984 C982 11 C (11) 1-873-247- J982 PHONES (CHASSIS) J981 AUDIO IN (HX3/HX7) (HX5) (HX3/HX7) (HX5) (Page 36) (Page 38) (Page 36) (Page 38) D P1 P2 AMP BOARD AMP BOARD CN702 CN702 Q1 Q2 AMP BOARD AMP BOARD CN703 CN703 SPEAKER BOARD E CN850 CN870 C852 C851 C853 C854 6-23. SCHEMATIC DIAGRAM - OUTPUT Section - J981 AUDIO IN J982 PHONES R941 1k R931 1k R942 100k R932 100k FB982 0 C989 0.022 C997 470p C987 470p C990 0.1 FB983 0 C999 0.022 C982 0.1 C991 0.1 C984 0.1 CN903 9P AUDIO IN L AUDIO IN GND AUDIO IN R AUDIO IN DET HP DET DGND HP L HP R EP982 (Page 35) (CHASSSIS) (HX3/HX7) (HX5) (Page 37) (Page 39) (Page 37) (HX3/HX7) (Page 39) (HX5) CN850 3P CN870 2P C851 470p C852 470p C853 470p C854 470p + L - + R - J860 SPEAKER F HCD-HX3/HX5/HX7 L SPEAKER R J860 11 1-873-246- (11) 40 40
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