Laney_CD480M_Service_Manual电路图.pdf

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1、Newlyn Road, Cradley Heath, West Midlands. B64 6B www.laney.co.uk Laney Classic British Amplification CD480M Service InformationService Information RadioFans.CN 收音机爱 好者资料库 12345678 A B C D 87654321 D C B A Title NumberRevisionSize A3 Date:20-May-2003Sheet of File:E:PCBProtel PCBS9368_2.ddbDrawn By:

2、CD480M Preamp 93682 119368.Sch Rich Thompson BLT Industries Revision History U100A TL072 U100B TL072 U101A TL072 R102 100K R100 100K R101 100K R103 1K R104 1K R106 6K8 R105 6K8 R107 10K C103 10U 50V C10110U 50V C10010U 50V C102 1N 100V C105 470P 1KV C106 470P 1KV D100 1N4148 D101 1N4148 C107 47P 50V

3、 C109 2N2 100V C110 2N2 100V C111 47N 100V G G Line In Mic +15V -15V G G G G G +15V -15V Volume 1 R113 8K2 R114 22K R112 4K7 R111 4K7 R115 1M Treble Bass G +15V -15V G C108 2U2 63V 1 2 3 4 5 6 HD1 HD6WL +15V -15V G To PCB 9369 Output PCB -15V R15 4K7 D11 LED3MMR GPower C9 100N 63V C8 100N 63V G G R1

4、08 4K7 LN101 C104 10U 50V R109 10K FP Flame proof resister Must only be replaced with same type and rating Indicates safety critical component Must only be replaced with approved type CHANNEL1 C112 220P 1KV SK101 VJACKM 12 3 SK100 VR100 100KA6F9 VR101 100KB6F9 VR102 100KB6F9 VR103 10KB6F9 G R110 10K

5、 U2B TL072 R10 10K +15V -15V C6 100P 100V G2 SW1B 2P6WROT SW1A 2P6WROT 123456789 10 HD2 HD10W 5V D10 D9 D8 D7 D6 D5 D4 1 2 3 4 5 6 7 8 9 10 11 12 G FX PROGRAMS ARE AS FOLLOWS Program 1 2 3 4 Time 1 H L H L 73.7mS 2 L L L H 110.6mS 3 H H L H 147.5mS 4 L L L H NO F/B 110.6mS 5 H H L H NO F/B 147.5mS 6

6、 H H H H NO F/B 196.6mS 5V D3FX Select To FX Module R11 10K +5V U1B TL072 R7 10K +15V -15V C4 100P 100V G R8 10K R W G SK3B R W G SK3A PHONOV4 R20 2K2 R19 2K2 R14 4K7 R3 1K G D1 1N4148 D2 1N4148 C1 10U 50V +15V -15V VR3 10KB6F9 G2 R6 4K7 G R17 2K2 R18 2K2 +5V U2A TL072 R13 10K R12 10K G1 C7 100P 100

7、V R2 100K G1 C3 2U2 63V R5 1K VR2 10KB6F9 SK2 VJACKM REMOTE G G FX LEVEL U1A TL072 R9 33K C5 100P 100V G SK1 VJACKM VR1 10KB6F9 C2 10U 50V G R4 1K R1 100K G G VOLUME MAIN OUT REC OUT R16 22K G C1 L1 R1 SW2A 2P2WPSVT G FX ON LN102 LN103 LN104 LN105 U200A TL072 U200B TL072 U201A TL072 R202 100K R200 1

8、00K R201 100K R203 1K R204 1K R206 6K8 R205 6K8 R207 10K C203 10U 50V C20110U 50V C20010U 50V C202 1N 100V C205 470P 1KV C206 470P 1KV D200 1N4148 D201 1N4148 C207 47P 50V C209 2N2 100V C210 2N2 100V C211 47N 100V G G Line In Mic +15V -15V G G G G G +15V -15V Volume 1 R213 8K2 R214 22K R212 4K7 R211

9、 4K7 R215 1M Treble Bass G +15V -15V G C208 2U2 63V R208 4K7 LN201 C204 10U 50V R209 10K CHANNEL1 C212 220P 1KV SK201 VJACKM 12 3 SK200 VR200 100KA6F9 VR201 100KB6F9 VR202 100KB6F9 VR203 10KB6F9 G R210 10K LN202 LN203 LN204 LN205 U300A TL072 U300B TL072 U301A TL072 R302 100K R300 100K R301 100K R303

10、 1K R304 1K R306 6K8 R305 6K8 R307 10K C303 10U 50V C30110U 50V C30010U 50V C302 1N 100V C305 470P 1KV C306 470P 1KV D300 1N4148 D301 1N4148 C307 47P 50V C309 2N2 100V C310 2N2 100V C311 47N 100V G G Mic +15V -15V G G G G G +15V -15V Volume 1 R313 8K2 R314 22K R312 4K7 R311 4K7 R315 1M Treble Bass G

11、 +15V -15V G C308 2U2 63V R308 4K7 LN301 C304 10U 50V R309 10K CHANNEL1 C312 220P 1KV SK301 VJACKM 12 3 SK300 VR300 100KA6F9 VR301 100KB6F9 VR302 100KB6F9 VR303 10KB6F9 G R310 10K LN302 LN303 LN304 LN305 U400A TL072 U400B TL072 U401A TL072 R402 100K R400 100K R401 100K R403 1K R404 1K R406 6K8 R405

12、6K8 R407 10K C403 10U 50V C40110U 50V C40010U 50V C402 1N 100V C405 470P 1KV C406 470P 1KV D400 1N4148 D401 1N4148 C407 47P 50V C409 2N2 100V C410 2N2 100V C411 47N 100V G G Mic +15V -15V G G G G G +15V -15V Volume 1 R413 8K2 R414 22K R412 4K7 R411 4K7 R415 1M Treble Bass G +15V -15V G C408 2U2 63V

13、R408 4K7 LN401 C404 10U 50V R409 10K CHANNEL1 C412 220P 1KV SK401 VJACKM 12 3 SK400 VR400 100KA6F9 VR401 100KB6F9 VR402 100KB6F9 VR403 10KB6F9 G R410 10K LN402 LN403 LN404 LN405 LN1 LN2 LN3 5V LN4 LN5 G2 LN6 LN7 LN8LN9 G1 LN10 LN11 RadioFans.CN 收音机爱 好者资料库 12345678 A B C D 87654321 D C B A Title Numb

14、erRevisionSize A3 Date:20-May-2003Sheet of File:E:PCBProtel PCBS9369_2.ddbDrawn By: 80W Output PCB 93692 119369.sch Rich Thompson BLT Industries D3 1N5404 D4 1N5404 D6 1N5404 D5 1N5404 D2 1N4007 P7 PAD3 P8 PAD3 P9 PAD3 C13 3300U 50V C14 3300U 50V R5 1K G +28V -28V R11 4K7 R12 47K D1 1N4148 C5 4U7 63

15、V C7 100U 25V R15 22K R14 10K G G R2 1K R13 10K R3 10K R1 680R C2 22UF 50V C9 100N 100V C10 100N 100V -28V +28V R17 10R 2W5 G C11 100N 100V 123456 HD1 HD6WL C6 1U 63V +15V-15V To Preamp PCB +VI+VP -VI-VP -IN +IN GIN STBY MUTE MSGND BS OUT 1 10 9 4 3 2 713 14 6 U1 TDA7294 LN8 0R0 hs1 G Gi Gi Gi Gi Gi

16、 C8 470P 1KV C1 47U 50V Gmu LN11 0R0 Mains Switch Mains In Brown Green/Yellow Blue Chassis Transformer Primary AC Line(Live) (White) AC Input (Neutral) (Black) These items not on pcb IEC Inlet Fuse Integral to IEC 230V = F1A L 115V = T2A L (Red) (Red) (Black) FP Flame proof resister Must only be rep

17、laced with same type and rating Indicates safety critical component Must only be replaced with approved type No:5600-003147 +5V SK2 MJACK SK1 MJACK LOUDSPEAKERSG R53220R 5W R54270R 5W D9 15V ZD1.3W D8 15V ZD1.3W C36 47U 50V C37 47U 50V +15V -15V GiiG GiiG +28V -28V R4 470R 5W D7 5V1 ZD1.3W G C3 47U

18、50V +5V G Gmu LN9 0R0 LN10 0R0 Gi Gii G RadioFans.CN 收音机爱 好者资料库 12345678 A B C D 87654321 D C B A Title NumberRevisionSize A3 Date:20-May-2003Sheet of File:E:PCBProtel PCBS9367_2.ddbDrawn By: PA Effects PCB 93672 119367_2.SCH Rich Thompson BLT Industries Revision History VDD 1 XIN 2 XOUT 3 D1 4 D2 5

19、 D3 6 D4 7 TEST 8 COM 9 SLEEP 10 DGND 11 AGND 12 LPF2O 13 LPF2IN 14 OP2O 15 OP2IN 16 CC2 17 CC1 18 REF 19 OP1IN 20 OP1O 21 LPF1O 22 LPF1I 23 VCC 24 U1M65831 R1 1M C1 100P 100V C2 100P 100V XT1 2MHZ CRY 123456789 10 HD2 HD10W DG DG DG C12 470P 1KV C11 6N8 100V C9 1U 63V C3 100N 63V DG +5V R8 15K R14

20、2K2 R3 10K R9 15K G R13 47R C5 100N 63V C6 100N 63V C7 100N 63V C17 47U 50V R12 47R C4 100N 63V C13 470P 1KV R7 15K R6 15K R2 10K C10 6N8 100V C8 1U 63V DGDGG2 G C16 10N 100V G R10 15K R11 15K C15 1U 63V PLY In Out G +5V DG DG G2 D1 D2 D3 D4 FB DIS +5 DG AG C14 1U 63V PLY TS1 MPSA42 G R5 10K FP Flame proof resister Must only be replaced with same type and rating Indicates safety critical component Must only be replaced with approved type R4 10K G GG2 LN1 0R0 +5V