Laney_CP12-15_(Rev.3,4)_Schematics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 CP12-15 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:15-Apr-2002Sheet of File:E:PCBProtel PCBS9361_3-MANSION-ONLY

2、-MidCapMissing-DOH.ddbDrawn By: CP12/CP15 93613 119361_3.Sch Rich Thompson BLT Industries G Chassis +50V -50V SP2 SPADE4.8 External Loudspeaker LN3LN4 Link to chassis LN6LN5 G SK1 MJACK SK2 MJACK U1A TL072 U1B TL072 U2A TL072 R39 100K R41 100K R40 100K R28 1K R23 1K R22 3K3 R29 3K3 R19 2K2 R20 10K C

3、23 10U 50V C3047U 50V C2647U 50V C24 470P 250V C22 470P 250V C21 10P 50V C17 10P 50V D10 1N4148 D12 1N4148 C31 47P 50V VR2 100KA6S VR3 100KB6S VR5 100KB6S C28 2N2 100V C27 2N2 100V C2947N 100V G G G Line In Link Out Mic +15V -15V G G G G G +15V -15V Volume R31 8K2 R36 22K R35 4K7 R37 4K7 R24 1M Treb

4、le Bass G5 +15V -15V C15 470U 16V C20 470U 16V D11 15V ZD1.3W D14 15V ZD1.3W C11 100N 63V C16 100N 63V +15V -15V PSU R38 4K7 D16LED3MMR G Power LED FP Flame proof resister Must only be replaced with same type and rating Indicates safety critical component Must only be replaced with approved type G -

5、V SP3 SPADE4.8 C32 1U 63V LN12 LN13 LN14 R18 1K 5W R27 1K 5W LN7 C12 4700U 63V C25 4700U 63V AC AC -V +V BR1 6A 200V SP5 SPADE4.8 SP4 SPADE4.8 SP1 SPADE4.8 C8 220N 250V G Mains Switch Mains In Black(Brown) Green/Yellow White (Blue) ChassisTransformer Primary AC Line(Live) AC Input (Neutral) These it

6、ems not on pcb IEC Inlet Fuse Integral to IEC Fuse CP12 = 230V = T1A, 115V = T2A CP15 = 230V =T2A, 115V = T5A MAINS TRANSFORMER VR4 100KB6S Mid R34 3K3 R32 3K3 C3315N 100V R33 8K2 R21 1K R25 10K C142U2 63V C13 100U 25V Gmu Q1 2N3819 Gmu D13 3V9 ZD0.5W D15 3V9 ZD0.5W G5 C18 1N 100V G5 G5 TS6 MPSA92 T

7、S11 MPSA92 TS5 MPSA92 TS7 MPSA92 TS10 MPSA42 TS4 MPSA92 R14 220R R8 100R R10 1K R30 470R C19 47U 50V G R7 10K C10 100P 100V R13 10K R26 10K G R2 470R C4 2N2 100V D3 1N4148 D6 1N4148 R12 2K2 TS9 MPSA92 R17 220R TS3 MPSA42 C5 2U2 63V TS2 SAP16N TS1 SAP16P R1 330R R3 330R R5 2K2 R4 2K2 C7 100N 63V C610

8、0N 63V D8 1N4148 D5 1N4148 R6 220R VR1 470RH D4 1N4007 D7 1N4007 G4 G C2 47N 100V R16 10R 2W5 R15 10R 2W5 L1 COIL20T G +V To Internal Loudspeaker +50V -50V C3 100N 63V C1 100N 63V TS8 MPSA42 R11 10K R9 33K C9 1U 63V Gmu Gmu D9 1N4148 Gmu D1 1N4007 D2 1N4007 12 3 SK4 XLR3F SK3 MJACK LN9 0R0 LN2 LN1 L

9、N11 0R0 LN8 G5 LN10 TestPoint1 TestPoint2 Set VR5 to give 10mV across TP1 and TP2 NOTE: Refer to service manual before adjusting bias preset C34 220P 250V Bias Adj LN101 0R0 Gmu G4 G4G4 G4 G4 +50V2 +50V2 +50V3 +50V3 XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX XXXXXXXXXXXXXXXXXXX RadioFans.CN 收音机爱 好者资料库 1

10、 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 DD CC BB AA Title NumberRevisionSize A3 Date:21/04/2004Sheet of File:D:Work-in-Progress9361_49361_4.SchDrawn By: CP12/CP15 93614 119361_4.Sch Rich Thompson BLT Industries G Chassis +50V -50V SP2 SPADE4.8 External Loudspeaker LN3 0R0 LN4 0R0 Link to chassis LN6 0R0 LN5

11、0R0 G SK1 MJACK SK2 MJACK U1A TL072 U1B TL072 U2A TL072 R39 100K R41 100K R40 100K R28 1K R23 1K R22 3K3 R29 3K3 R19 2K2 R20 10K C23 10uF C30 47uF C26 47uF C24 470pF C22 470pF C21 10pF C17 10pF D10 1N4148 D12 1N4148 C31 47pF VR2 100KA VR3 100KB VR5 100KB C28 2.2nF C27 2.2nF C2947nF G G G Line In Lin

12、k Out Mic +15V -15V G G G G G +15V -15V Volume R31 8K2 R36 22K R35 4K7 R37 4K7 R24 1M Treble Bass G5 +15V -15V C15 470uF C20 470uF D11 15V 1.3W D14 15V 1.3W C11 100nF C16 100nF +15V -15V PSU R38 4K7 D16 LEDR G Power LED FP Flame proof resister Must only be replaced with same type and rating Indicate

13、s safety critical component Must only be replaced with approved type G -V SP3 SPADE4.8 C32 1uF LN12 0R0 LN13 0R0 LN14 0R0 R18 1K 5W R27 1K 5W LN7 0R0 C12 4700uF C25 4700uF AC AC -V +V BR1 6A 200V SP5 SPADE4.8 SP4 SPADE4.8 SP1 SPADE4.8 C8 220nFG Mains Switch Mains In Black(Brown) Green/Yellow White (

14、Blue) ChassisTransformer Primary AC Line(Live) AC Input (Neutral) These items not on pcb IEC Inlet Fuse Integral to IEC Fuse CP12 = 230V = T1A, 115V = T2A CP15 = 230V =T2A, 115V = T5A MAINS TRANSFORMER VR4 100KB Mid R34 3K3 R32 3K3 C3315nF R33 8K2 R21 1K R25 10K C14 2.2uF C13 100uF Gmu Q1 2N3819 Gmu

15、 D13 3V9 0.5W D15 3V9 0.5W G5 C18 1nF G5 G5 TS6 MPSA92 TS11 MPSA92 TS5 MPSA92 TS7 MPSA92 TS10 MPSA42 TS4 MPSA92 R14 220R R8 100RR10 1K R30 470R C19 47uF G R7 10K C10 100pF R13 10K R26 10K G R2 470R C4 2.2nF D3 1N4148 D6 1N4148 R12 2K2 TS9 MPSA92 R17 220R TS3 MPSA42 C5 2.2uF TS2 SAP16N TS1 SAP16P R1

16、330R R3 330R R5 2K2 R4 2K2 C7 100nF C6 100nF D81N4148 D5 1N4148 R6 220R VR1 470R D4 1N4007 D7 1N4007 G4 G C2 47nF R16 10R 2W5 R15 10R 2W5 L1 COIL20T G +V To Internal Loudspeaker +50V -50V C3 100nF C1 100nF TS8 MPSA42 R11 10K R9 33K C9 1uF Gmu Gmu D9 1N4148 Gmu D1 1N4007 D2 1N4007 12 3 SK4 XLR3F 50MM

17、FINNEDHS 50MMFINNEDHS SK3 MJACK LN9 0R0 LN2 0R0 LN1 0R0 LN11 0R0 LN8 0R0 G5 LN10 0R0 TestPoint1 TestPoint2 Set VR5 to give 10mV across TP1 and TP2 NOTE: Refer to service manual before adjusting bias preset C34 220pF Bias Adj LN101 0R0 Gmu G4 G4G4 G4 G4 +50V2 +50V2 +50V3 +50V3 C35 15nF C36 10uF RadioFans.CN 收音机爱 好者资料库