Aiwa-CSDA300-pr-sch 电路图 维修手册.pdf

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1、http:/servis- RadioFans.CN 收音机爱 好者资料库 CSD-A300 2929 Refer to page 27 for Waveforms. Refer to page 28 for Common Note on Schematic Diagrams. 6-6. SCHEMATIC DIAGRAM CD SECTION Refer to page 41 for IC Block Diagrams. Voltage and waveforms are dc with respect to ground under no-signal (detuned) conditio

2、ns. no mark : CD PLAY IC B/D IC B/D C745 R707 CNP701 R701 R702 R703 R704 R705 R706 R712 C751 M702 M701 R744 R743 C741 C733 C732 R724 R709 R710 C703 C704 R711 C743 C731 R708 C708 C742 R741 C740 C709 R726C729 R731 R720 R719 R722 R727R728 C744 R730 R729 C724 C720 C722 C723 C721R717 R716 R718 R721 FB701

3、 C717 C735 R715 R714 R723 C728 R725 C702 S701 C730 CNP702 C707 C706 TP TP C711 L706 C750 C747 C746 C701 C739 IC702 JC702 JC701 C738 C705 C734 C736 JC703 C727 C726 C725 R732 C755 C754 IC701 X701 C716 Q701 JC704 (Page 33) RadioFans.CN 收音机爱 好者资料库 CSD-A300 3131 Refer to page 27 for Waveforms. Refer to p

4、age 28 for Common Note on Schematic Diagrams. 6-8. SCHEMATIC DIAGRAM TUNER SECTION Refer to page 42 for IC Block Diagrams. Voltage and waveforms are dc with respect to ground under no-signal (detuned) conditions. no mark : FM () : AM IC B/D DISCRIMINATOR TRACKING L005 L004 CF001 CF002 L001 R001 R002

5、R003 R005 R008 R009 R019 ANT002 C008 C010 C022 C051 D001 D002 Q004 R032 R020 C029 R004 L003 R012 L004 PVC001(2/4) L005 PVC001(1/4) C015 C017 CN001 PVC001(4/4)PVC001(3/4) C006 R013 L010 C035 C037 C014 R006 C016 C038 L002 R018 C028 C056 L007 L008 L006 L009 C020 C021ANT001 Q007 Q006 IC001 C007 C009 R09

6、1 C013 C011 C012 C002 C003 C001 C031 C030 C036 C040 C058 C057 C005 C019 D003 C027 C026 Q003 R030 R011 R010 C024 C025 R007 C018 R021 FM RF FM OSC (Page 33) RadioFans.CN 收音机爱 好者资料库 CSD-A300 3232 Refer to page 28 for Common Note on Schematic Diagrams. 6-9. SCHEMATIC DIAGRAM MAIN SECTION (1/2) Refer to

7、page 43 for IC Block Diagrams. Voltage and waveforms are dc with respect to ground under no-signal (detuned) conditions. no mark : FM () : PB : CD PLAY IC B/D D906 Q207 Q208 Q209 Q210 D907 C237 C238 C241 C242 C257 C258 C290 R257 R258 R261 R262 R267 R268 R279 R280 R281 R282 R283 R284 R288 R290 R295 R

8、906 R907 R908 R909 R912R913 R248 R286 R901 C292C254 C291C253R291 R292 R275 R276 C259 C260 R918 C232 C231 C295 C244 C243 C246 C250 C249 C245 C256 C255 C288 C298 CN901 CN812 CNA203 VR201 R240C230 R246 R244 R250 C234R254 R253 R245 R289 C233 R243R249 R285R269 R287 R270 Q907 D909 C917 C919 C922 C923 R921

9、 JW Q905 C915 C916 R914R922 C914 C913 R919 R911R910C912 Q904 Q903 R905 C910 R242 R238 R272 R241 C247 R271 R247D202 C911 CNA201 CNA202 C248 C251 C252 C289 C281 C236 C235 C229R239 Q902 CNA204 CN203 J201 R297R299 R298 R296 C293 C294 IC901 IC202 R293 Q205 C239R265 C240R266 Q206 Q901 SP201 SP202 R255 R25

10、6 C263 C264 C265 C266 Q906C920 R923 R924 (Page 33) (Page 40) CSD-A300 3333 X801 X802 R829 R845 R870 R831 R996 D808 R801 CN805 CN806 CN801 CN802 CN804 IC802 R802 C805 R827 C760 C761 R970 R971 R972 R975 D809 IC803 R976 Q811 R946R947R948 R949 C815 C814 C812 R897 R825 C813R824 R823 R822 R997 R965 R817 R

11、815 R816 R814 C808 C810 C809 C811 R808 C803 C804 D803D806D804 C819C820 L801 C821 L803 D810 C825 R810 C826 C827 R809 CN803 R803 R954 R833 R835 R837 R840 R838 R841 C817 R994 C822 R843 C818 R945 R944 Q806 L802 R958 R957 C828 R956 R959 R960 R955 R844 R995 R842 R819 R820 R826 R895 D805 D807 CNA807 Q810 Q

12、807 BACK-UP DET R839 Q803 Q805 Q809 Q804 Q802 M801 S802 S801 R805 R807 R804 R806 R813 R812 R821 C961 R811 R973 R974 R952 R953 R832 R834 R836 R846 R847 R848 R849 R818 R850 R851 R852 R853 R854 R855 R856 R857R858R859R860R861R862R863R864R865R866R867R868 R828 R830 R951 JR823 JR822 R896R869 IC801 R950 C82

13、4 R873 R872 R871 Refer to page 27 for Waveforms. 6-10. SCHEMATIC DIAGRAM MAIN SECTION (2/2) Refer to page 28 for Common Note on Schematic Diagrams. Voltage and waveforms are dc with respect to ground under no-signal (detuned) conditions. no mark : FM () : PB : CD PLAY (Page 38) (Page 29) (Page 38) (

14、Page 31) (Page 36) (Page 32) CSD-A300 3636 Refer to page 27 for Waveforms. Refer to page 28 for Common Note on Schematic Diagrams. 6-13. SCHEMATIC DIAGRAM TC SECTION Refer to page 43 for IC Block Diagrams. IC B/D R301 C301 R110R101 C302 C205R201R210 R106 R206 R302 R303 R304 R309 C303 C304 R306 R111

15、R211 R203R202 R103 R102 R308 C105 C103 C203 C306 C107 C207 C305 T301 C102 R104 R112 C104 R212 R204 C202 C201 C204 IC301 JC302 JC306 JC308 JC305 JC307 JC301 JC303 JC304 R314R315 C310C308 R311R310 Q301 R307C307 R305 Q303Q302 JC309 CN303 C101 R105 R205 Voltage and waveforms are dc with respect to groun

16、d under no-signal (detuned) conditions. no mark : FM () : PB : REC : CD PLAY (Page 33) CSD-A300 3838 6-15. SCHEMATIC DIAGRAM CONTROL SECTION Refer to page 28 for Common Note on Schematic Diagrams. S805 S810 S804 S814 S811S809 S803S802 S808 S815 TP801 LED809LED808 R989 CNA113 R874 R876R877R878R879R88

17、0R881 R882 R883 R887R888R889R890R891R892 R894 LED802LED803 LED804LED805 LED806LED807 R998R992R990R980 R999R993R991R988 S801A S801B S806 S807 R978 R885 R884 C880 R983 R986 R979 CN810 CN112 R893 Q808 LCD901 CN811 CNA809 LED801 R987 R875 CN808 (Page 33) (Page 33) CSD-A300 4040 6-17. SCHEMATIC DIAGRAM POWER SUPPLY SECTION Refer to page 28 for Common Note on Schematic Diagrams. C902 C903 C904 D901 D902 D903 D904 C901 F902 J901 CN103 CN102 CNA102 R930 C905 D910 T901 POWER TRANSFORMER R920 CNA901 (Page 32)