Laney_LX65R_Service_Manual电路图.pdf

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1、www.laney.co.uk Service InformationService Information LX65R 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 Steelpark Road Coombs Wood Halesowen UK 1 65W GUITAR PREAMPLIFIER 93514 16/05/200616:46:30 9351_4.Sch Title: Size:Number: Date: Original File: Revision: SheetofTime: A3

2、www.laney.co.uk Industrial Estate West SK1 MJACK SK3 SJACK 4N7 100V C1 47P 50V C4 10K R1 1M R10 GG G GG U1A TL072 U1B TL072 22K R16 4K7 R14 G +15v -15V 10N 100V C9 100N 63V C12 100K R24 12 147 U5A CD4069UBE Q1 2N3819 100K R25 10N 100V C13 G 47K R35 1M R11 34 U5B CD4069UBE 100KA6SD VR1A 100KA6SD VR1B

3、 100N 63V C14 100N 63V C15 22N 100V C23 G 47K R17 1M R12 220K R26 56 U5C CD4069UBE 98 U5D CD4069UBE 1M R13 47P 50V C5 3N3 50V C11 3K3 R38 220N 63V C29 220N 63V C32 100N 63V C20 22KB6S VR6 100KA6S VR2 2K2B6S VR9 G U2A TL072 -15V +15V 10K R2 10K R3 SW1B 2P2WPS G SW1A 2P2WPS 10K R5 10K R6 10K R40 15K R

4、15 15K R45 22K R18 100N 63VC24 4N7 100V C25 U2B TL072 GG 47N 100V C16 100KA6S VR3 G 220K R46 220K R4747P 50V C6 U4A TL072 Q2 2N3819 +15V -15V G 100K R33 100K R28 47P 50V C7 U4B TL072 G Bot Top G SK2 PHONOSTV 22K R19 D2 1N4148 D3 1N4148 +15V -15V D5 1N4148 D1 1N4148 G 100K R29 10K R7 33K R21 3N3 50V

5、C10 3K3 R39 220N 63V C31 220N 63V C30 100N 63V C17 22KB6S VR7 100KA6S VR4 2K2B6S VR8 G G G 100N 63V C18 1N 100V C33 100KA6S VR5 220K R32 Q3 2N3819 G D4 1N4148 100N 63V C21 100K R31 100K R30 470K R50 10K R9 1K R41 D7 3V9 ZD0.5W SW2B 2P2WPS SW2A 2P2WPS G -15V 2K2 R49 TS1 BC307 TS2 BC307 D6 LED3MMG -15

6、V G G 100N 63V C19 G G G G 22K R20 G 10K R8 -15V U3A TL072 U3B TL072 100R R48 100K R37 1K R42 270P 250V C34 22N 100V C26 39K R51 G G 1 2 HD1 HD2WL 12 HD2 HD2WL G G 22K R22 10K R23 4N7 100V C3 1K R43 1U 63V C35 100N 63V C22 1K R44 4K7B6S VR10 G G G G 330K R52 2N2 100V C28 123456 HD3 HD6WL 560R 5W R53

7、 560R 5W R54 D9 15V ZD1.3W D8 15V ZD1.3W 47U 50V C36 47U 50V C37 +15V -15V GG GG G +15V -15V D10 1N4148 D11 1N4148 +15V -15V 2U2 63V C8 150K R55 1K R57 2U2 63VC39 100K R56 G 270P 250V C38 Input Clean Channel Treble Mid Bass Drive Channel Treble Bass Mid Tape/CD In Max On/Off Master Volume Reverb Spr

8、ing Line Reverb Level To PCB 9353 Output PCB FootSwitch Channel Select Drive On SK4 MJACK SK5 MJACK G G Send Return FX Loop 4K7 R58 -15V 4K7 R36 D12 LED3MMR GPower 0R0 LN1 0R0 LN2 +15V 1K R300 D300 5V1 ZD0.5W G 470U 16V C300 G VDD VDD G 0R0 LN5 0R0 LN9 0R0 LN10 0R0 LN11 0R0 LN12 0R0 LN13 0R0 LN14 10

9、0N 63V C400 100N 63V C401 G G 1N 100V C200 NOTE: All capacitors to be rated at 16V or higher NOTE: All resistors to be 1/4W unless otherwise stated 6K8 R200 0R0 LN15 Indicates safety critical component Must only be replaced with approved type 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 D

10、D CC BB AA 1 Steelpark Road Coombs Wood Halesowen UK 1 65W80W Output PCB 93532 16/05/200613:01:17 9353_2.sch Title: Size:Number: Date: Original File: Revision: SheetofTime: A3 www.laney.co.uk Industrial Estate West D3 1N5404 D4 1N5404 D6 1N5404 D5 1N5404 D2 1N4007 P7 PAD3 P8 PAD3 P9 PAD3 3300U 50V C

11、13 3300U 50V C14 1K R5 G Chassis +28V -28V 4K7 R11 47K R12 D1 1N4148 4U7 63V C5 100U 25V C7 22K R15 10K R14 G G 1K R2 10K R13 10K R3 100R R1 22UF 50V C2 100N 100V C9 100N 100V C10 -28V +28V 10R 2W5 R17 G 100N 100V C11 SK2 MJACK 2K2 R4 47R R6 G G SK1 SJACK 47R R7 47N 100V C4 G G SP2 SPADE4.8 SP1 SPAD

12、E4.8 0R0 LN1 G 123456 HD1 HD6WL 1U 63V C6 100K R9 +28V-28V To Preamp PCB To Loudspeaker +V To Loudspeaker -V External 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 0R0 LN2 0R0 LN3 Link to chassis 0R0 LN4 0R0 LN5 0R0 LN8 10N 100V C3 470R 0.5W

13、 R10 0R47 5WFPC R8 h1 h2 hs1 Gi Gi Gi Gi Gi Gi Gi 0R0 LN10 h8 470P 250V C8 47U 50V C1 Gmu Gmu 0R0 LN11 TX TRANS4 FUSE F1 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 23

14、0V = F1A 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 LNX1 Build Options Option A: Fit C3,R4,R6,R8,R9. Fit LN1,LNX1 R4=47r, C3=2u2F Option B: Fit

15、C3,R4,R6,R8,R9. Fit LN1,LNX1 R4=2K2, C3=10nF Option C: Miss out C3,R4,R6,R8,R9. Fit LN1,LNX1 RadioFans.CN 收音机爱 好者资料库 LX65R SPARE PARTS LIST Laney Model No. LX65R SPARES ITEMDESCRIPTIONPART No. Mains Transformer100V5600-003149 65W 100V Mains Transformer006196 120V5600-003148 65W 120V Mains Transforme

16、r006188 230V5600-003147 65W 230V Mains Transformer006183 Reverb Unit220mm 2 Spring Reverb Unit005056 LoudspeakerCelestion 70 Eighty 8 Ohm51200 SwitchPower5A DPDT Rocker Switch530027 Mains Fuse100-120VT2A 20mm Spiral Wound005526 220-240VT1A 20mm Spiral Wound005530 CornerFront/Back Black Non Hooked Ty

17、pe007035 Jack SocketsStereo Jack Socket PCB Mount005003 1/4 Jack Socket PCB Mount005002 PCBs935380W Output Stage PCB Complete007020 935165W Pre Amp PCB Complete007018 PotsVR2/3/4/5 100K Log 6mm Spline004062 VR1100K Log 6mm Spline Dual004073 VR8/92K2 Lin 6mm Spline004063 VR104K7 Lin 6mm Spline004072

18、VR6/722K Lin 6mm Spline004061 SwitchSW12P2W Push Switch005017 Badge1Small Laney Badge (100mm)10009 2Extreme Badge007069 Control KnobSmall Chicken Head005628 HandleBlack Strap Handle10100 Mains Inlet SocketIEC Mains Inlet Socket Fused005005 Phono SocketsStereo Vertical Phono Sockets005058 FootswitchF

19、S2FS2E Mains LeadCountry Dependant FeetScrew on Rubber Feet10059 Output / Safety Critical Device 1TDA7294 Audio Amplifier IC003401 23300uF 50V Radial Capacitor002044 30R47 5W Resistor001505 4560R 5W Resistor001710 Cabinet Minus LoudspeakerCarcass minus L/Speaker LX65R007129 ManualLX65R User Manual007131