Sony-CFSKW300S-pr-sm 维修电路原理图.pdf
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1、RadioFans.CN 收音机爱 好者资料库RadioFans.CN 收音机爱 好者资料库SERVICE MANUALCFS-KW300SSUPPLEMENT-3File this supplement with the service manual.E ModelSubject:1. Circuit Change2. Correction and changeBecause of change made to circuit, schematic diagram, printedwiring board, exploded view (5-5. SPEAKER Section) and e
2、lectricalparts list are released.TABLE OF CONTENTS1.CIRCUIT CHANGE Printed Wiring Board.6 Schematic Diagram .92.CORRECTION AND CHANGE Exploded Views . 16 Electrical Parts List. 20(SPM-99047) 2 DISCRIMINATIONFormer: 1-648-393-11New: 1-648-393-22 MAIN BOARD (Conductor Side) ECHO BOARD (Component Side)
3、 Former: 1-648-388-11New: 1-665-605-11Former: 1-648-390-11New: 1-657-120-12Former: 1-648-391-11New: 1-657-123-12Former: 1-648-392-11New: 1-657-121-12Former: 1-648-389-11New: 1-657-122-12 POWER BOARD (Component Side) CONTROL BOARD (Component Side) VOL LED BOARD (Component Side) TERMINAL BOARD (Compon
4、ent Side) 3 Ver 1.0 1999. 12CFS-KW300SIC504J-13IC505J-12IC601J-3IC602J-5Q1B-4Q2F-1Q3B-4Q4B-4Q101G-11Q103F-11Q104C-8Q105B-20Q106G-20Q201G-9Q203C-12Q204B-8Q205B-19Q206G-20Q302F-13Q303B-6Q306F-7Q307E-7Q308E-6Q310D-6Q311D-13Q312D-12Q314F-13Q315G-5Q316G-6Q317G-6Q318G-5Q320D-13Q321D-6Q322B-18Q327C-20Q329B
5、-18Q330D-13Q331C-1Q332E-8Q333G-12Q334D-8Q501J-15Q502J-14Q503I-12Q504J-15Q505J-14Q506J-13Q507J-9Q508J-10Q601I-2Q602J-2Q603K-4Q604J-4D1F-4D2F-4D5B-4D101B-18D102A-18D201B-18D202A-18D303B-6D304B-6D305E-8D306E-7D307E-7D308F-8D310D-5D311F-13D314G-6D315E-6D316C-6D317C-13D324D-13D325B-14D326F-11D327C-6D501I
6、-11D502I-11D503I-11D504I-11D505J-11D506J-11D507J-11D508J-11D509J-11D510J-11D511J-9D512J-10D513K-11D515J-13D516J-12D601J-6D602J-1D901B-16D902C-16D903C-17D904C-17D905C-17IC1E-2IC301F-10IC302C-10IC303E-6IC304C-12IC306E-20IC501I-13IC502J-13IC503J-13 5 6 7 8 1. Circuit Change PRINTED WIRING BOARDRef. No.
7、LocationRef. No.Location Semiconductor LocationNote on Printed Wiring Boards: X : parts extracted from the component side. Y : parts extracted from the conductor side.W: indicates side identified with part number.f: internal component. b : Pattern from the side which enables seeing.(The other layers
8、 patterns are not indicated.)CFS-KW300S 9 10 11 12 13 SCHEMATIC DIAGRAM See page 15 for Waveforms.Note on Schematic Diagram: All capacitors are in F unless otherwise noted. pF: F50 WV or less are not indicated except for electrolyticsand tantalums. All resistors are in and 1/4 W or less unless other
9、wisespecified.f: internal component. 2 : nonflammable resistor. 5 : fusible resistor. U: B+ Line. H : adjustment for repair. Total current is measured with no cassette installed. Power voltage is dc 12 V and fed with regulated dc powersupply from battery terminal. Voltages and waveforms are dc with
10、respect to groundunder no-signal (detuned) conditions.no mark : FM() : SW1/2 : MW : TAPE PLAYBACK (DECK A) : TAPE PLAYBACK (DECK B) : TAPE RECORD (DECK B) Voltages are taken with a VOM (Input impedance 10 M).Voltage variations may be noted due to normal produc-tion tolerances. Waveforms are taken wi
11、th a oscilloscope.Voltage variations may be noted due to normal produc-tion tolerances. Circled numbers refer to waveforms. Signal path.F: FMf: MWE: TAPE PLAYBACK (DECK A)d: TAPE PLAYBACK (DECK B)G: TAPE RECORD (DECK B)N: MIC INPUT AbbreviationEA: Saudi Arabia modelUAE: United Arab Emirates modelNot
12、e: The components identified by mark 0 or dotted linewith mark 0 are critical for safety.Replace only with part number specified. IC Block Diagram ECHO Board IC602BU9255FS-E2214BIAS3ECHO VRGND59876DALPF INDALPF OUTMIX OUTDAINT INDAINT OUTVCCMUTECRADLPF OUTADLPF INMIX INADINT INADINT OUT10111215 1413
13、16A/DD/ASTATICRAMCOUNTEROSCMIX+10401139331-657-123-11 TERMINAL BOARD383-389-435-02 HANDLE (FRONT)ANT11-501-480-11 ANTENNA, TELESCOPIC0T9011-423-785-11 TRANSFORMER, POWER2625#10#1#3#7#3#324202122414244432319181733-389-430-01 HOLDER (L), CASSETTE43-389-431-01 HOLDER (R), CASSETTE53-389-432-01 WINDOW,
14、DIAL (E, E23, UAE)53-389-432-11 WINDOW, DIAL (EA)* 12A-3264-466-A ECHO BOARD, COMPLETE33-389-430-01 HOLDER (A), CASSETTE43-389-431-01 HOLDER (B), CASSETTE53-389-432-01 WINDOW, DIAL* 12A-3306-555-A ECHO BOARD, COMPLETE$)$1 Vp-p11.6 s3.8 Vp-p11.6 s0.5 Vp-p11.6 s0.4 Vp-p10 ms0.2 Vp-p11.6 s4.4 Vp-p2 s 1
15、5 16 17 18 Waveforms MAIN Board1 Q302 (Base) (Record Mode)500mV/DIV, 5s/DIV2 Q302 (Collector) (Record Mode)1V/DIV, 5s/DIV3 Q302 (Emitter) (Record Mode)200mV/DIV, 5s/DIV4 Q334 (Collector) (Record Mode)50mV/DIV, 5s/DIV CONTROL Board 6 IC501 72V/DIV, 1s/DIV5 Q334 (Base) (Record Mode)100mV/DIV, 5ms/DIV5
16、-1. CABINET SECTION2. Correction And Change EXPLODED VIEWSThe components identified bymark 0 or dotted line with mark0 are critical for safety.Replace only with part numberspecified. Items marked “*” are not stocked since theyare seldom required for routine service. Somedelay should be anticipated w
17、hen orderingthese items. The mechanical parts with no reference num-ber in the exploded views are not supplied. Hardware (# mark) list and accessories andpacking materials are given in the last of theelectrical parts list.NOTE: -XX and -X mean standardized parts, so theymay have some difference from
18、 the originalone. Color Indication of Appearance PartsExample:KNOB, BALANCE (WHITE) . . . (RED)Parts Color Cabinets Color AbbreviationEA: Saudi Arabia modelUAE : United Arab Emirates modelPageINCORRECTCORRECTRef. No.Part No.DescriptionRemarkRef. No.Part No.DescriptionRemark20& : Indicates cancelled
19、portion.! : Indicates corrected portion.* 413-389-401-01 PLATE (COM 2) SHIELD* 423-389-402-01 PLATE (COM) SHIELD* 433-906-470-01 HOLDER (LED)443-389-424-01 HOLDER (LEVEL)PageINCORRECTCORRECTRef. No.Part No.DescriptionRemarkRef. No.Part No.DescriptionRemark202625#9#3#1#7#3#32420212223191817#!$ To Nex
20、t Page * 331-648-391-11 TERMINAL BOARD38X-3366-798-1 HANDLE ASSYANT11-501-542-11 ANTENNA, TELESCOPICPageINCORRECTCORRECTRef. No.Part No.DescriptionRemarkRef. No.Part No.DescriptionRemark2027#5#4#4323334353738302931#3#3#2#6#6ANT1#23427#5#4T901not supplied#4#43233353738302931#3#3#2#6#6ANT1#15#$393-672
21、-522-01 SCREW, + PTTWH-2.3403-908-999-01 FOOTPageINCORRECTCORRECTRef. No.Part No.DescriptionRemarkRef. No.Part No.DescriptionRemark20#11011M9013-378-834-01 MOTOR ASSYM9013-378-834-01 MOTOR ASSY (CAPSTAN/REEL)5-2. MECHANISM DECK SECTION-1PageINCORRECTCORRECTRef. No.Part No.DescriptionRemarkRef. No.Pa
22、rt No.DescriptionRemark21$The components identified by mark 0 or dottedline with mark 0 are critical for safety.Replace only with part number specified.1073-362-974-01 GEAR, CAM1173-363-228-01 SPRING (DECK A)S9521-572-538-11 SWITCH, LEAF (B-MAIN)S9531-572-538-11 SWITCH, LEAF (A-MAIN)S9551-571-745-11
23、 SWITCH, LEAF (AMPS) (DECK A)107X-3363-315-1 GEAR ASSY, CAM1173-917-805-01 SPRING (DECK A)S9521-571-556-11 SWITCH, LEAF (A-MAIN)S9531-571-556-11 SWITCH, LEAF (B-MAIN)S9551-571-745-11 SWITCH, LEAF (AMS) (DECK A)$5-3. MECHANISM DECK SECTION-2 (MF-KW300S)PageINCORRECTCORRECTRef. No.Part No.DescriptionR
24、emarkRef. No.Part No.DescriptionRemark22$152X-3363-611-1 REEL, ASSY1833-917-805-01 SPRING (DECK B)HE901 1-543-558-11 HEAD, E (ERASE) (DECK B)$5-4. MECHANISM DECK SECTION-3 (MF-KW300S)PageINCORRECTCORRECTRef. No.Part No.DescriptionRemarkRef. No.Part No.DescriptionRemark231523-362-963-01 REEL, S1833-3
25、63-228-01 SPLING (DECK B)HE901 1-543-558-11 HEAD, E (DECK B)$1733-366-108-01 LINK, CR (DECK A)1753-366-107-01 ARM, CR (DECK A)$PageINCORRECTCORRECTRef. No.Part No.DescriptionRemarkRef. No.Part No.DescriptionRemark231733-366-108-01 LINK, CR1753-366-107-01 ARM, CR$173175174173175174DECK ADECK APageINC
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