Laney_a1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 A1 Service InformationService Information RadioFans.CN 收音机爱 好者资料库 RadioFans.CN 收音机爱 好者资料库 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 DD CC BB AA 1 BLT Industries Newlyn Road Cradley Heath West Midlands UK1 A1

2、Instrument/Mic Channel PCBs 9405/94062 28/05/200416:33:48 D:Work-in-Progress9405_29405_2.SCHDOC Title Size:Number: Date: File: Revision: SheetofTime: A2 BLT G +5V PTA2/IRQ PTA0 PTA4 PTA1 PTA5/OSC 123456 HD2 HD6WL 123456 HD1 HD6WL PTA3 +15V -15V2 1 2 3 4 C SW3 16PGRY G DSP Program Select FX Return FX

3、 Send U4B TL072 R1 330R 5W R2 330R 5W D1 15V 1.3W D2 15V 1.3W GG GG -15V2 R34 4K7 SM LED1 LEDGr G Power C3 100nF C2 100nF G R25 10K SM R31 10K SM R33 2K2 SM R32 470R SM R26 2K2 SM R30 470R SM 21 3 SK4 XLR3M G DIRECT OUT +15V -15V G +30V -30V C13 470uF C10 470uF FP Flame proof resister Must only be r

4、eplaced with same type and rating Indicates safety critical component Must only be replaced with approved type G R3 270R 6W D3 15V 1.3W G3G3 C16 100nF G3 C15 10uF GND INOUT U1LM7805 C17 10uF G3 G3 +5V G2 G 1 2 3 4 5 6 7 8 9 10 HD4 HD10W G G 123456789101 HD3 HD10WLSJ To PCB 9406 +15V -15V2 G To PCB 9

5、376 Output PCB 12 3 SK1 XLR3F SK2 MJACK R5 100K SM R4 100K SM R7 1K SM R6 1K SM C4 2.2uF C1 2.2uF C21 470pF SM C23 100pF SM C18 100pF SM R15 3K3 SM R11 3K3 SM U2A TL072 G GGGG MIC In Aux In U2B TL072 R13 10K SM R12 10K SM R10 10K SM R14 1M SMC22 47pF SM C5 2.2uF R8 10K SM G G G C19 270pF SM G R9 2K2

6、 SM U3A TL072 C6 2.2uF C24 47pF SM VR1 100KB G1 U3B TL072 C7 2.2uF R19 4K7 SM R17 4K7 SM R21 2K2 SM R20 2K2 SM R18 10K SM R16 10K SM C25 47pF SM VR3 22K CD VR2 22K CD C8 47nF C12 10nF C11 10nF G1 Treble Bass Bot Top G SK3 PHONOSTV CD In G R24 10K SM R23 10K SM C14 2.2uF VR4 22KB G CD In Level To DSP

7、 board 9383 G Channel 2 Level C9 2.2uF R28 47K SM R29 47K SM R27 47K SM U4A TL072 VR5 22KB LN15 0R0 SM G FX Level SW1B 2P2WPSA CH2 Mute COA SW2A 4P2WPSPBA COC SW2C 4P2WPSPBA G G CH1 FX On CH2 FX On -15V +15V -15V +15V G R22 100K SM G C20 470pF SM LN11 0R0 SM LN10 0R0 SM -15V2 +15V HS1 TV5 LN9 0R0 SM

8、 LN12 0R0 SM LN13 0R0 SM G1G LN3 0R0 LN5 0R0 LN7 0R0 G G2 LN19 0R0 SM LN16 0R0 SM LN14 0R0 SM LN18 0R0 SM GG2 LN2 0R0 LN1 0R0 LN6 0R0 GG3 LN4 0R0 -15V-15V2 LN17 0R0 SM PCB 9405 SW1A 2P2WPSA G G LED2 LEDR R35 4K7 SM +15V (Top) (Bot) LN8 0R0 SK1 MJACKG Instrument R3 10K SM R1 10M R6 10K SM R4 22K SM C

9、31 100pF SM R5 4K7 SM R35 10K SM C30 100pF SM C2 1nF U2A TL072 U2B TL072 U4A TL072 U5A TL072 U5B TL072 C29 47pF SM G G C3 2.2uF G5 VR122KB G C4 10uF C1 2.2uF R34 22K SM C33 220pF SM C11 2.2uF To PCB 9405 Mic PCB U3B TL072 R40 100R SM G +15V +15V G G GG COD SW1D 4P2WPSPBA COC SW1C 4P2WPSPBA D1 LEDGr

10、G5 G -15V G C5 2.2uF G G Compressor Switch Compressor On Limiter On C6 22nF D4 15V 1.3W D3 15V 1.3W +30V-30V G2G2 C34 100pF SM R41 22K SM R14 22K SM R39 100R SM R38 22K SM R23 22K SM R16 22K SM R13 100K SM R11 10K SM TS2 BC847B R15 3K3 SM R7 1K SM R8 470K SM R9 10K SM R25 100K SM R28 100K SM R27 100

11、K SM R24 100K SM R18 33K SM C32 47pF SM U3A TL072 R17 820R SM R19 820R SM R37 4K7 SM R42 4K7 SM R47 2K2 SM R50 2K2 SM R43 10K SM R45 10K SM C35 47pF SM VR6 22K CD VR3 22K CD C1247nF C13 10nF C16 10nF G Gain R48 10K SM R49 10K SM R46 2K2 SM R44 2K2 SM VR5 22K CD C15 10nF C14 6.8nF VR4A 100KC D VR4B 1

12、00KC D G P1 WIREPAD Electronic GND G R2 4K7 SM R10 4K7 SM G Tuner Out Signal Out Limiter Signal U1 CA3080 R32 10K SM R20 4K7 SM R29 100K SM C7 470pF C10 22nF C9 100nF R31 33K SM R30 47K SM R21 47K SM R22 100R SMVR2 22KB U4B TL072 R36 10K SM C8 2.2uF G R33 47K SM Enhance R12 10K SM G +15V -15V +15V -

13、15V D7 BAS16 D9BAS16 D8 BAS16 VR8 100K 1 2 3 4 5 6 7 8 9 10 HD2 HD10W D2 LEDGr R26 3K3 SM -15V Comp On Comp Active G G TS1 BC857B G COA SW1A 4P2WPSPBA G PAD U6B TL072 R52 10K SM R51 10K SM R53 18K SM R55 18K SM C37 470pF SM C36 270pF SM G C21 1nF VR7 22K CD G Mid Level Mid Freq Brilliance U7B TL072

14、U7A TL072U8B TL072 U8A TL072 R64 100K SM R66 100K SM R68 100K SM R67 100K SM C25220nF VR9A 100KC D VR9B 100KC D G3 G R61 47K SM R60 4K7 SM G C27 68nF R69 100K SM R70 100K SM G Notch Freq U6A TL072 U9A TL072 R58 10K SM R54 10K SM R56 100K SM R57 100K SM C23 2.2uF C22 2.2uF G G COA SW2A 4P2WPSPBA COC

15、SW2C 4P2WPSPBA Notch Filter On/Off G VR10 22KB G Channel1 Level R73 47K SM G R76 47K SM C38 47pF SM Phase Reversal C28 10uF VR11 4K7B R77 1K SM G VOLUME PCB 9406 123456789101 HD1 HD10WLSJ +15V -15V G4 R75 47K SM MicSignal R74 47K SM To PCB 9405 Bass Treble R72 10K SM D10 BAS16 D11 BAS16 +15V -15V G4

16、 FXMix CDIn G4DI Ch1FXs SW3A 2P2WPSA G CH1 Mute +15V -15V D6 BAS16 D5 BAS16 Main Mix -15V +15V -15V +15V -15V +15V G C24 10uF R59 100K SM G R65 100K SM G3 C26 10uF R71 4K7 SM R62 4K7 SM +15V -15V -30V +30V C20 47uF C18 47uF -15V+15V G4G4 C17 100nF C19 100nF G4G4 LN1 0R0 SM -15V LN3 0R0 SM LN2 0R0 LN

17、13 0R0 SM LN11 0R0 SM LN14 0R0 SM G G2 LN16 0R0 SM LN12 0R0 SM LN4 0R0 LN15 0R0 SM -15V +15V LN6 0R0 LN19 0R0 SM LN18 0R0 SM LN5 0R0 LN17 0R0 SM -15V +15V LN20 0R0 SM LN21 0R0 SM LN23 0R0 SM LN26 0R0 SM LN27 0R0 SM LN9 0R0 LN8 0R0 LN25 0R0 SM LN28 0R0 SM LN7 0R0 G3 G3 LN29 0R0 SM LN10 0R0 GG4 LN24 0

18、R0 SM LN22 0R0 SM SW3B 2P2WPSA GG R78 4K7 SM LED1 LEDR -15V R63 10K SM (Top) (Bot) (Bot) (Bot) (Top) LN30 0R0 SM LN31 0R0 LN32 0R0 G G5 RadioFans.CN 收音机爱 好者资料库 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 DD CC BB AA Title NumberRevisionSize A3 Date:24/05/2004Sheet of File:D:Work-in-Progress.9376_2.SchDrawn By:

19、A1/R1 Amp Output PCB 93762 119376_2.Sch Rich Thompson BLT Industries Revision History D1 1N4007 3300U 50V C7 3300U 50V C8 1K R12 G +30V -30V D2 1N4148 4U7 63V C13 100U 25V C12 G G 22UF 50V C6 -30V +30V 10R 2W5 R9 G SK4 SJACK 47R R14 47N 100V C11 G G SP6 SP5 G 1U 63V C1 (R1) To Preamp PCB 9375 To Lou

20、dspeaker -V Internal Loudspeaker HeadPhones +VI+VP -VI-VP -IN +IN GIN STBY MUTE MSGND BS OUT 1 10 9 4 3 2 713 14 6 U1 TDA7294 470R 0.5W R10 Gi Gi Gi Gi 0R0 LN3 47U 50V C4 G Mains Switch Mains In Brown Green/Yellow Blue Chassis Transformer Primary AC Line(Live) (White) AC Input (Neutral) (Black) Thes

21、e items not on pcb IEC Inlet Fuse Integral to IEC 230V = T1A L 115V = T2A L (Red) (Red) (Black) FP Flame proof resister Must only be replaced with same type and rating Indicates safety critical component Must only be replaced with approved type No:5600-003147 10K R1 1K R2 10K R4 1nF 63V C2 22K R11 1

22、0K R8 47K R15 4K7 R13 AC AC -V +V BR1 6A 200V G SK1 MJACK G Tuner Out SK3 MJACK SK2 MJACKG FX Send FX Return Gc Gc 330R R3 To Loudspeaker +V Internal Horn 2U2 250V C9 SP2 HORN ON/OFF Items within dashed Lines are on a seperate Crack-off pcb 65MMFINNEDHS Gc SP4 SP1 SP3 Gi 0R0 LN4 -30V2 100N 63V C5 10

23、0N 63V C3 100N 63V C14 FP !CAUTION! VERY HOT From Preamp 9375 SP2 + - 68K R5 -30V2 +30V (R1) Horn Switch 1 2 3 4 5 6 7 8 9 10 HD1 G G 1 2 3 4 5 6 7 8 9 10 HD2 HD10W.5 0R0 LN2 Gi 0R0 LN1 Gc Gc 220N 250V C10 10R 2W5 R7 10R 2W5 R6 (A1) To Preamp PCB 9405/9406/9407 R1 only! 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8

24、 8 DD CC BB AA Title NumberRevisionSize A3 Date:24/05/2004Sheet of File:D:Work-in-Progress9407_29407_2.SchDrawn By: A1 FX Loop PCB 94072 119407_2.Sch Rich Thompson BLT Industries Revision History FP Flame proof resister Must only be replaced with same type and rating Indicates safety critical compon

25、ent Must only be replaced with approved type SK3 MJACK SK2 MJACKG FX Send FX Return Gc Gc Internal Horn 2U2 250V C9 SP2 HORN ON/OFF Gc + - 1 2 3 4 5 6 7 8 9 10 HD2 HD10W.5 Gc Gc R7 22R 2W5 R6 22R 2W5 SP1 A1 SPARE PARTS LIST LaneyModel No. A1 100V006207 120V006198 230V006197 51004 10505 SwitchPower53

26、0027 100-120V005526 220-240V005530 CornerFront/Back007035 005098 005132 005002 9383007068 9407007070 9406007084 VR114K7Lin 6mm Spline004072 VR4/9100K AntiLog 6mm Spline Dual004075 VR3/5/6/722K Lin 6mm Spline C/Detent004099 VR1/2/1022K Lin 6mm Spline004061 SW32P2W Push Switch005017 SW1/2Piggyback Pus

27、h Switch 4P2W Double005300 9405007133 VR1100K Lin 6mm Spline004071 VR2/322K Lin 6mm Spline C/Detent004099 VR4/522K Lin 6mm Spline004061 SW12P2W Push Switch005017 SW2Piggyback Push Switch 4P2W Double005300 SW316 Way Gray Code Rotary Switch005131 SK1Female XLR3F005054 SK2Male XLR3005624 10057 1005651

28、2005652 10100 005005 10059 1003401 2002044 007021 007022ManualA1 User Manual Output / Safety Critical Device TDA7294 100V100W Audio Amplifier IC 3300uF 50V Radial Capacitor Cabinet Minus LoudspeakerCarcass minus L/Speaker A1 Mains LeadCountry Dependant FeetScrew on Rubber Feet A1 Round Black/White T

29、op HandleBlack Strap Handle Mains Inlet SocketIEC Mains Inlet Socket Fused A1 Round Black/White Top (Flatted for Effects Control) Control Knob BadgeSmall Laney Badge Switch PCBs Socket DSP Module PCB Complete FX Loop PCB Complete Black Non Hooked Type Switch Mic. Chan. PreAmp PCB Complete Pots Instr

30、ument Chan. PreAmp PCB Complete Pots 1/4 Jack Socket - Standoff Type - Stereo 1/4 Jack Socket - Standoff Type - Mono - Gold 1/4 Jack Socket PCB Mount LoudspeakerCelestion BL1070 8 Ohm 5A DPDT Rocker Switch Mains FuseT2A 20mm Spiral Wound T1A 20mm Spiral Wound HornLe-Son TLC-1 SPARES ITEMDESCRIPTIONPART No. Jack Socket 5600-002068B A1 115V Mains Transformer 5600-002067B A1 230V Mains Transformer Reverb UnitOn 9383 PCB Mains Transformer5600-1126-1 A1 100V Mains Transformer