sony_MDX-C8970_service_manual 维修电路图.pdf

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1、SERVICE MANUAL MDX-C8970 SUPPLEMENT-1 File this supplement with the service manual. US Model Subject: Main/Display/Relay Boards Modification CONTENTS 1.DISCRIMINATION.2 2.DIAGRAMS 2-1.Note for Printed Wiring Boards and Schematic Diagrams .3 2-2.Schematic Diagram MAIN Board (1/5) .5 2-3.Schematic Dia

2、gram MAIN Board (2/5) .6 2-4.Schematic Diagram MAIN Board (3/5) .7 2-5.Schematic Diagram MAIN Board (4/5) .8 2-6.Schematic Diagram MAIN Board (5/5) .9 2-7.Printed Wiring Board MAIN Board (Component Side) . 10 2-8.Printed Wiring Board MAIN Board (Conductor Side) . 11 2-9.Printed Wiring Board DISPLAY

3、Board . 12 2-10. Schematic Diagram DISPLAY Board . 13 2-11. Printed Wiring Board RELAY Board . 14 2-12. Schematic Diagram RELAY Board . 15 3.ELECTRICAL PARTS LIST. 16 (ECN-CSB00896) 收音机爱好者资料库 Ra d i o Fa n s .CN 2 1.DISCRIMINATION Former :1-674-589-11 New:1-674-589-12 Former :1-674-590-11 New:1-674-

4、590-12 Former :1-674-591-11 New:1-674-591-12 MAIN BOARD (Component Side) RELAY BOARD (Component Side) DISPLAY BOARD (Conductor Side) 收音机爱好者资料库 Ra d i o Fa n s .CN 3 2.DIAGRAMS 2-1.NOTE FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS (In addition to this, the necessary note is printed in each block)

5、 Note on Schematic Diagram: All capacitors are in F unless otherwise noted. pF: F 50 WV or less are not indicated except for electrolytics and tantalums. All resistors are in and 1/4 W or less unless otherwise specified. f: internal component. C : panel designation. Note on Printed Wiring Boards: X

6、: parts extracted from the component side. Y : parts extracted from the conductor side. f: internal component. b : Pattern from the side which enables seeing. (The other layers patterns are not indicated) U : B+ Line. Power voltage is dc 14.4V and fed with regulated dc power supply from ACC and BATT

7、 cords. Voltages are taken with a VOM (Input impedance 10 M). Voltage variations may be noted due to normal produc- tion tolerances. Waveforms are taken with a oscilloscope. Voltage variations may be noted due to normal produc- tion tolerances. Circled numbers refer to waveforms. Signal path. F: FM

8、f: AM E: MD Note: The components identified by mark 0 or dotted line with mark 0 are critical for safety. Replace only with part number specified. Caution: Pattern face side:Parts on the pattern face side seen from (Conductor Side)the pattern face are indicated. Parts face side:Parts on the parts fa

9、ce side seen from (Component Side)the parts face are indicated. 收音机爱好者资料库 Ra d i o Fa n s .CN 4 55 MDX-C8970 2-2.SCHEMATIC DIAGRAM MAIN Board (1/5) Note on Schematic Diagram: Voltages and waveforms are dc with respect to ground under no-signal (detuned) conditions. no mark : FM (Page 9) (Page 7) (Pa

10、ge 8) (Page 6) 66 MDX-C8970 2-3.SCHEMATIC DIAGRAM MAIN Board (2/5) Note on Schematic Diagram: Voltages and waveforms are dc with respect to ground under no-signal (detuned) conditions. no mark : FM (Page 5) (Page 7) (Page 8) 77 MDX-C8970 2-4.SCHEMATIC DIAGRAM MAIN Board (3/5) Note on Schematic Diagr

11、am: Voltages and waveforms are dc with respect to ground under no-signal (detuned) conditions. no mark : FM () : AM : MD PLAY (Page 9) (Page 5) (Page 9) (Page 6) (Page 8) 88 MDX-C8970 2-5.SCHEMATIC DIAGRAM MAIN Board (4/5) Note on Schematic Diagram: Voltages and waveforms are dc with respect to grou

12、nd under no-signal (detuned) conditions. no mark : FM : MD PLAY (Page 5) (Page 7) (Page 6) (Page 15) 99 MDX-C8970 2-6.SCHEMATIC DIAGRAM MAIN Board (5/5) Note on Schematic Diagram: Voltages and waveforms are dc with respect to ground under no-signal (detuned) conditions. no mark : FM () : AM : MD PLA

13、Y (Page 7) (Page 5) 1010 MDX-C8970 D701H-11 IC151E-3 IC271C-13 IC300H-6 IC404E-10 IC421E-12 IC500J-6 IC506H-5 IC507J-8 IC602D-7 IC632D-6 IC691G-8 IC701H-12 IC702J-11 Q131I-2 Q132I-2 Q133G-1 Q180B-2 Q181B-2 Q182C-2 Q183C-2 Q185D-3 Q251J-9 Q253I-9 Q254J-10 Q255J-9 Q256J-9 Q271C-13 Q272C-12 Q275B-13 Q4

14、21D-11 Q422D-11 Q423E-11 Q424E-11 Q441F-9 Q451D-10 Q461D-9 Q462E-10 Q471C-8 Q472D-8 Q473C-8 Q474D-8 Q501H-5 Q523J-8 Q691G-8 Q751F-2 Q752G-2 D2O4J-11 D251K-12 D252K-12 D253K-12 D254K-11 D255K-13 D256K-13 D257K-12 D258K-12 D259K-12 D260K-12 D261K-13 D262K-11 D263K-11 D264K-11 D265K-11 D271D-13 D279B-1

15、4 D280A-14 D282A-14 D283B-13 D291B-3 D421E-11 D422E-12 D423D-12 D424D-12 D441E-9 D442E-9 D461C-10 D462C-10 D463C-10 D464C-9 D466C-9 D467D-10 D468D-9 D471C-8 D472D-8 D481B-7 D482B-7 D483B-6 D484B-6 D485B-7 D486B-8 D487B-8 D488B-8 D491B-6 D546K-3 D601B-5 D631B-4 D661A-1 Ref. No.LocationRef. No.Locatio

16、n Semiconductor Location 2-7.PRINTED WIRING BOARD MAIN Board (Component Side) 1111 MDX-C8970 2-8.PRINTED WIRING BOARD MAIN Board (Conductor Side) D181C-2 D272B-12 D273B-12 D274B-12 D275C-12 D276B-12 D277B-13 D278B-13 D403F-13 D431D-9 D432D-9 D477B-13 D489A-7 D527I-9 D555J-7 D702I-12 D751F-2 IC351H-6

17、 IC401E-9 IC402E-10 IC403D-10 IC481A-7 IC601F-7 Ref. No.LocationRef. No.Location Semiconductor Location IC603D-7 IC604C-6 IC631F-6 IC633D-6 IC634C-4 IC661E-5 IC663B-2 IC752G-2 IC771F-3 Q273B-13 Q274B-13 Q401F-9 Q402F-12 Q403F-10 Q431D-8 Q504J-5 Q601B-5 Q602B-5 Q631B-4 Q632B-4 Q661B-2 Q662A-2 Q753F-2

18、 (Page 14) 1212 MDX-C8970 2-9.PRINTED WIRING BOARD DISPLAY Board Semiconductor Location (Component Side) Ref. No.Location Semiconductor Location (Conductor Side) IC910C-4 LED900C-4 LED901B-4 LED902A-3 LED903A-2 LED904C-2 LED905C-2 LED906B-2 LED907B-2 LED971A-5 LED972B-5 LED973C-12 LED974C-5 LED975A-

19、12 LED976B-12 D901B-5 D902B-4 D903A-8 D905B-8 D971B-4 IC900B-6 IC920B-9 IC921B-8 Q900B-5 Q901B-5 Q902A-5 Q903B-5 Q904B-4 Q971B-4 Q972B-4 Ref. No.Location (Page 14) 1313 MDX-C8970 2-10.SCHEMATIC DIAGRAM DISPLAY Board Note on Schematic Diagram: Voltages and waveforms are dc with respect to ground unde

20、r no-signal (detuned) conditions. no mark : FM (Page 15) 1414 MDX-C8970 2-11.PRINTED WIRING BOARD RELAY Board (Page 12) (Page 11) 15 2-12.SCHEMATIC DIAGRAM RELAY Board MDX-C8970 (Page 13) (Page 8) 16 3.ELECTRICAL PARTS LIST DISPLAY Ref. No.Part No.DescriptionRemarkRef. No.Part No.DescriptionRemark N

21、OTE: Due to standardization, replacements in the parts list may be different from the parts speci- fied in the diagrams or the components used on the set. -XX and -X mean standardized parts, so they may have some difference from the original one. RESISTORS All resistors are in ohms. METAL: Metal-fil

22、m resistor. METAL OXIDE: Metal oxide-film resistor. F: nonflammable Items marked “*” are not stocked since they are seldom required for routine service. Some delay should be anticipated when order- ing these items. SEMICONDUCTORS In each case, u: , for example: uA. .: A. .uPA. . : PA. . uPB. . : PB.

23、 .uPC. . : PC. . uPD. . : PD. . CAPACITORS uF: F COILS uH: H When indicating parts by reference number, please include the board. DISPLAY BOARD * 1-694-414-11 CONDUCTOR BOARD, CONNENTION (RUBBER CONNECTOR) *3-037-000-01 SHEET, DIFFUSION *3-037-152-01 BRACKET (LCD) *3-037-669-01 PLATE (LCD), LIGHT GU

24、IDE C9001-164-004-11 CERAMIC CHIP0.1uF10%25V C9011-107-823-11 CERAMIC CHIP0.47uF10%16V C9021-164-004-11 CERAMIC CHIP0.1uF10%25V C9051-164-489-11 CERAMIC CHIP0.22uF10%16V C9201-107-826-11 CERAMIC CHIP0.1uF10%16V C9211-107-826-11 CERAMIC CHIP0.1uF10%16V C9221-107-826-11 CERAMIC CHIP0.1uF10%16V C9581-1

25、62-964-11 CERAMIC CHIP0.001uF10%50V C9591-162-964-11 CERAMIC CHIP0.001uF10%50V C9601-162-964-11 CERAMIC CHIP0.001uF10%50V C9611-162-964-11 CERAMIC CHIP0.001uF10%50V C9621-162-964-11 CERAMIC CHIP0.001uF10%50V CN8001-778-183-11 PLUG, CONNECTOR 18P D9018-719-976-99 DIODE HZU5.1B2TRF D9028-719-064-08 DI

26、ODE HZU6.8B2TRF D9038-719-071-62 DIODE HZU3.3B2TRF D9058-719-017-62 DIODE MA8068-L-TX D9718-719-056-73 DIODE UDZ-TE-17-2.7B D9718-719-071-59 DIODE HZU2.7B2TRF IC9008-759-496-75 IC uPD16432BGC-018-9EU IC9108-749-012-25 IC RS-170-TU IC9208-759-580-20 IC uPD16431AGC-7ET IC9218-759-075-66 IC TA75S01F (T

27、E85L) JC9011-216-295-00 SHORT0 LCD900 1-803-633-11 DISPLAY PANEL, LIQUID CRYSTAL LED900 8-719-987-45 LED CL-155Y/PG-CD-TL (ILLUMINATION) LED901 8-719-987-45 LED CL-155Y/PG-CD-TL (ILLUMINATION) LED902 8-719-987-45 LED CL-155Y/PG-CD-TL (ILLUMINATION) LED903 8-719-987-45 LED CL-155Y/PG-CD-TL (ILLUMINAT

28、ION) LED904 8-719-987-45 LED CL-155Y/PG-CD-TL (ILLUMINATION) LED905 8-719-987-45 LED CL-155Y/PG-CD-TL (ILLUMINATION) LED906 8-719-033-13 LED CL-170Y-CD-T (ILLUMINATION) LED907 8-719-033-14 LED CL-170PG-CD-T (ILLUMINATION) LED971 8-719-076-58 LED NSSW440-BRS (LCD BACK LIGHT) LED972 8-719-076-58 LED N

29、SSW440-BRS (LCD BACK LIGHT) LED973 8-719-076-58 LED NSSW440-BRS (LCD BACK LIGHT) LED974 8-719-076-58 LED NSSW440-BRS (LCD BACK LIGHT) LED975 8-719-076-58 LED NSSW440-BRS (LCD BACK LIGHT) LED976 8-719-076-58 LED NSSW440-BRS (LCD BACK LIGHT) LSW900 1-762-620-21 SWITCH, KEY BOARD (WITH LED) (OFF) LSW90

30、1 1-762-620-21 SWITCH, KEY BOARD (WITH LED) (SOURCE) LSW902 1-762-620-21 SWITCH, KEY BOARD (WITH LED) (SHIFT) LSW903 1-762-620-21 SWITCH, KEY BOARD (WITH LED) (MODE) LSW904 1-762-620-21 SWITCH, KEY BOARD (WITH LED) (SOUND) LSW905 1-762-620-21 SWITCH, KEY BOARD (WITH LED) (LIST) LSW906 1-762-620-21 S

31、WITCH, KEY BOARD (WITH LED) (DSPL, SA) LSW909 1-762-620-21 SWITCH, KEY BOARD (WITH LED) (10) LSW910 1-762-620-21 SWITCH, KEY BOARD (WITH LED) (9) LSW911 1-762-620-21 SWITCH, KEY BOARD (WITH LED) (8) LSW912 1-762-620-21 SWITCH, KEY BOARD (WITH LED) (7) LSW913 1-762-620-21 SWITCH, KEY BOARD (WITH LED)

32、 (6) LSW914 1-762-620-21 SWITCH, KEY BOARD (WITH LED) (5) LSW915 1-762-620-21 SWITCH, KEY BOARD (WITH LED) (4) LSW916 1-762-620-21 SWITCH, KEY BOARD (WITH LED) (3) LSW917 1-762-620-21 SWITCH, KEY BOARD (WITH LED) (2) LSW918 1-762-620-21 SWITCH, KEY BOARD (WITH LED) (1) Q9008-729-904-66 TRANSISTORDTD

33、113EK-T-146 Q9018-729-904-66 TRANSISTORDTD113EK-T-146 Q9028-729-424-08 TRANSISTORUN2111-TX Q9038-729-424-08 TRANSISTORUN2111-TX 17 Ref. No.Part No.DescriptionRemarkRef. No.Part No.DescriptionRemark DISPLAY MAIN Q9048-729-106-60 TRANSISTOR2SB1132-T101-QR Q9718-729-120-28 TRANSISTOR2SC2412K-T-146-QR Q

34、9728-729-106-60 TRANSISTOR2SB1132-T101-QR R9011-219-286-11 RES, CHIP6802%1/16W R9021-219-286-11 RES, CHIP6802%1/16W R9031-219-286-11 RES, CHIP6802%1/16W R9041-218-847-11 RES, CHIP1K2%1/16W R9051-218-851-11 RES, CHIP1.5K2%1/16W R9061-218-851-11 RES, CHIP1.5K2%1/16W R9071-216-647-11 METAL CHIP6800.5%1

35、/10W R9081-218-855-11 RES, CHIP2.2K2%1/16W R9091-219-286-11 RES, CHIP6802%1/16W R9101-219-286-11 RES, CHIP6802%1/16W R9111-218-847-11 RES, CHIP1K2%1/16W R9121-218-851-11 RES, CHIP1.5K2%1/16W R9131-218-851-11 RES, CHIP1.5K2%1/16W R9141-218-855-11 RES, CHIP2.2K2%1/16W R9151-218-859-11 RES, CHIP3.3K2%1

36、/16W R9161-218-863-11 RES, CHIP4.7K2%1/16W R9171-218-867-11 RES, CHIP6.8K2%1/16W R9181-218-871-11 RES, CHIP10K2%1/16W R9191-218-875-11 RES, CHIP15K2%1/16W R9201-218-879-11 RES, CHIP22K2%1/16W R9211-216-809-11 METAL CHIP1005%1/16W R9221-216-809-11 METAL CHIP1005%1/16W R9231-216-809-11 METAL CHIP1005%

37、1/16W R9241-216-845-11 METAL CHIP100K5%1/16W R9251-216-841-11 METAL CHIP47K5%1/16W R9261-216-827-11 METAL CHIP3.3K5%1/16W R9271-216-823-11 METAL CHIP1.5K5%1/16W R9281-216-823-11 METAL CHIP1.5K5%1/16W R9291-216-827-11 METAL CHIP3.3K5%1/16W R9311-216-033-00 METAL CHIP2205%1/10W R9321-216-039-00 METAL

38、CHIP3905%1/10W R9331-216-033-00 METAL CHIP2205%1/10W R9341-216-821-11 METAL CHIP1K5%1/16W R9351-216-033-00 METAL CHIP2205%1/10W R9361-216-033-00 METAL CHIP2205%1/10W R9371-216-037-00 METAL CHIP3305%1/10W R9381-216-037-00 METAL CHIP3305%1/10W R9391-216-194-00 METAL CHIP6805%1/8W R9411-216-809-11 META

39、L CHIP1005%1/16W R9421-216-041-00 METAL CHIP4705%1/10W R9431-216-025-00 RES, CHIP1005%1/10W R9441-216-049-11 RES, CHIP1K5%1/10W R9451-216-829-11 METAL CHIP4.7K5%1/16W R9461-216-821-11 METAL CHIP1K5%1/16W R9471-216-841-11 METAL CHIP47K5%1/16W R9481-216-841-11 METAL CHIP47K5%1/16W R9491-216-809-11 MET

40、AL CHIP1005%1/16W R9501-216-809-11 METAL CHIP1005%1/16W R9511-216-809-11 METAL CHIP1005%1/16W R9521-216-843-11 METAL CHIP68K5%1/16W R9531-216-821-11 METAL CHIP1K5%1/16W R9541-216-825-11 METAL CHIP2.2K5%1/16W R9551-216-825-11 METAL CHIP2.2K5%1/16W R9561-216-825-11 METAL CHIP2.2K5%1/16W R9571-216-825-

41、11 METAL CHIP2.2K5%1/16W R9581-216-825-11 METAL CHIP2.2K5%1/16W R9601-216-809-11 METAL CHIP1005%1/16W R9611-216-809-11 METAL CHIP1005%1/16W R9621-216-809-11 METAL CHIP1005%1/16W R9631-216-809-11 METAL CHIP1005%1/16W R9641-216-073-00 METAL CHIP10K5%1/10W R9651-216-057-00 METAL CHIP2.2K5%1/10W R9661-2

42、16-057-00 METAL CHIP2.2K5%1/10W R9691-218-713-11 METAL CHIP7.5K0.5%1/16W R9701-218-722-11 METAL CHIP18K0.5%1/16W R9711-216-049-11 RES, CHIP1K5%1/10W R9721-216-057-00 METAL CHIP2.2K5%1/10W R9731-216-057-00 METAL CHIP2.2K5%1/10W R9741-216-180-00 RES, CHIP1805%1/8W R9751-216-180-00 RES, CHIP1805%1/8W R

43、9761-216-180-00 RES, CHIP1805%1/8W R9771-216-825-11 METAL CHIP2.2K5%1/16W R9781-216-825-11 METAL CHIP2.2K5%1/16W R9791-216-825-11 METAL CHIP2.2K5%1/16W R9801-216-825-11 METAL CHIP2.2K5%1/16W R9821-216-864-11 METAL CHIP05%1/16W R9831-216-825-11 METAL CHIP2.2K5%1/16W R9841-216-049-11 RES, CHIP1K5%1/10

44、W RE9001-475-014-11 ENCODER, ROTARY (VOLUME/BASS/TREBLE/ BALANCE/FADER CONTROL) S9001-771-290-11 SWITCH, SLIDE (SEEK/AMS, M +, . m ) * *A-3317-847-A MAIN BOARD, COMPLETE * *3-022-317-01 BRACKET (AMP) *3-023-841-11 HEAT SINK 7-685-794-09 SCREW +PTT 2.6X10 (S) BZ5001-504-920-11 BUZZER C1011-163-021-11

45、 CERAMIC CHIP0.01uF10%50V C1021-117-681-11 ELECT CHIP100uF20%16V C1031-163-021-11 CERAMIC CHIP0.01uF10%50V C1041-117-681-11 ELECT CHIP100uF20%16V C1051-163-021-11 CERAMIC CHIP0.01uF10%50V C1061-117-681-11 ELECT CHIP100uF20%16V C1071-163-235-11 CERAMIC CHIP22PF5%50V C1081-115-339-11 CERAMIC CHIP0.1uF

46、10%50V C1091-163-986-00 CERAMIC CHIP0.027uF10%25V C1101-163-986-00 CERAMIC CHIP0.027uF10%25V C1121-163-275-11 CERAMIC CHIP0.001uF5%50V 18 Ref. No.Part No.DescriptionRemarkRef. No.Part No.DescriptionRemark MAIN C1131-163-275-11 CERAMIC CHIP0.001uF5%50V C1141-163-125-00 CERAMIC CHIP220PF5%50V C1151-16

47、3-275-11 CERAMIC CHIP0.001uF5%50V C1511-104-913-11 TANTALUM CHIP 10uF20%16V C1521-115-339-11 CERAMIC CHIP0.1uF10%50V C1531-162-927-11 CERAMIC CHIP100PF5%50V C1541-162-927-11 CERAMIC CHIP100PF5%50V C1551-104-913-11 TANTALUM CHIP 10uF20%16V C1561-115-339-11 CERAMIC CHIP0.1uF10%50V C1571-163-009-11 CER

48、AMIC CHIP0.001uF10%50V C1581-163-251-11 CERAMIC CHIP100PF5%50V C1591-163-009-11 CERAMIC CHIP0.001uF10%50V C1611-107-826-11 CERAMIC CHIP0.1uF10%16V C1621-164-315-11 CERAMIC CHIP470PF5%50V C1671-163-019-00 CERAMIC CHIP0.0068uF10%50V C1681-163-019-00 CERAMIC CHIP0.0068uF10%50V C1691-164-344-11 CERAMIC C