Laney_R2_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 R2 Service Information Service 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 EE DD CC BB AA Title NumberRevisionSize A2 Date:10/02/2004Sheet of File:D:W

2、ork-in-Progress.9377_2.SchDrawn By: R2 Bass Preamp 93772 119377_2.Sch Rich Thompson BLT Industries Revision History MJACK SK1 MJACKG SK2 Active Passive 1KSM R3 1MSM R4 10KSM R7 22KSM R5 270PSM C28 4K7SM R8 10KSM R27 100PSM C27 10N 100V C4 TL072SM U2A TL072SM U2B TL072SMU3ATL072SM U5B TL072SM U5A TL0

3、72SM U6A 100PSM C26 G G +15V -15V 2U2 63V C3 G 22KB6S VR1 G 10U 50V C5 2U2 63V C6 22KSM R30 470PSM C30 4U7 63V C11 680R 5W R2 680R 5W R1 15V ZD1.3W D7 15V ZD1.3W D5 GsGs GsGs To PCB 9378 Output PCB TL072SMU4B 100RSM R12 G +15V +15V G G GG 2P2WPS SW1B 2P2WPS SW1A LED3MMG D1 G G -15V G 2U2 63V C7 G G

4、Compressor Switch Limiter On -15V 4K7SM R74 LED3MMR D8 G Power 22N 100V C17 15V ZD1.3W D6 15V ZD1.3W D3 +45V-45V GG +45V-45V 100N 63V C1 100N 63V C2 G 100PSM C29 22KSM R10 22KSM R15 100RSM R13 22KSM R9 22KSM R34 22KSM R37 100KSM R19 10KSM R18 BC847B TS2 3K3SM R21 1KSM R16 BC857B TS1 470KSM R11 10KSM

5、 R20 100KSM R47 100KSM R49 100KSM R45 100KSM R46 33KSM R36 47PSM C31 TL072SMU4A 820RSM R38 820RSM R43 2K2SM R39 2K2SM R50 2K2SM R60 2K2SM R58 10KSM R42 4K7SM R53 470PSM C32 22KB6SCD VR6 22KB6SCD VR3 220N 63V C13 47N 100V C14 47N 100V C20 G Treble Bass Gain 10KSM R55 10KSM R54 10KSM R51 10KSM R52 22K

6、B6SCD VR5 33N 100V C18 22N 100V C15 100KC6SD VR4A 100KC6SD VR4B G 10U 50V C23 WIREPAD P1 G Electronic GND G 4K7B6S VR9 G 10KSM R67 10KSM R68 1K SM R77 220R SM R73 1K SM R69 220R SM R71 21 3 XLR3M SK3 G DIRECT OUT +15V -15V G +45V -45V 4K7SM R75 4K7SM R76 G Tuner Out Signal Out Limiter Signal CA3094

7、U1 10KSM R32 4K7SM R24 22KSM R29 2N2 100V C10 47N 100V C9 220N 63V C12 33KSM R25 47KSM R31 47KSM R35 100RSM R33 22KB6S VR2 TL072SM U3B 10KSM R26 10U 50V C8 G 56KSM1 R28 470U 16V C25 470U 16V C24 FP Flame proof resister Must only be replaced with same type and rating Indicates safety critical compone

8、nt Must only be replaced with approved type Enhance 10KSM R6 G +15V -15V +15V -15V +15V -15V BAS16 D10 BAS16 D9 BAS16 D11 +15V -15V BAS16 D15 BAS16 D14 100KH VR8 0R0SM LN8 0R0SM LN9 0R0SM LN10 0R0SM LN21 0R0SM LN26 0R0SM LN11 0R0SM LN19 0R0SM LN18 0R0SM LN16 0R0SM LN17 0R0 LN3 2P2WPS SW3A SPADE4.8 S

9、P1 TO HORN -V HORN ON/OFF MASTER VOLUME 1 2 3 4 5 6 7 8 9 10 HD1 G0R0SM LN22 LED3MMG D2 3K3SM R23 -15V Comp On G 0R0SM LN13 0R0 LN1 0R0SM LN14 10KSM R64 10KSM R63 22KSM R65 22KSM R70 3N3 50V C22 4N7 100V C21 22KB6S VR7 TL072SM U6B GG PresenceParaMid Gain ParaMid Freq 4K7SM R40 4K7SM R412P2WPS SW2A G

10、 G 2U2 63V C16 100KSM R14 1KSM R17 BC857B TS3 470KSM R44 10KSM R48 BAS16 D13 Comp Level BAS16 D12 10KSM R22 LED3MMR D4 G G 2U2 63V C19 100KSM R61 10KSM R62 BC847B TS5 3K3SM R72 1KSM R56 BC857B TS4 470KSM R59 10KSM R57 BAS16 D16 -15V -15V Limit Active +15V -15V 0R0SM LN24 G G FP FP 0R0 LN6 0R0SM LN23

11、 0R0SMLN25 0R0SM LN20 0R0 LN2 0R0SM LN12 GG 22KSM R66 0R0SM LN15 0R0 LN4 0R0 LN7 0R0 LN5 GGs - R71, R73 from 820r to 220r - R69, R77 from 470r to 1K See CN0336 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:23/10/2003Sheet of File:D:9378_29378.Sc

12、hDrawn By: R2/R3 OUTPUT 93782 119378.Sch Rich Thompson BLT Industries G +45V -45V Extension Loudspeaker G FP Flame proof resister Must only be replaced with same type and rating Indicates safety critical component Must only be replaced with approved type 4700U 63V C9 4700U 63V C12 AC AC -V +V 6A 200

13、V BR1 SPADE4.8 SP2 SPADE4.8 SP3 SPADE4.8 SP1 220N 250V C15 G Mains Switch Mains In Black(Brown) Green/Yellow White (Blue) ChassisTransformer Primary AC Line(Live) AC Input (Neutral) These items not on pcb IEC Inlet Fuse Integral to IEC Fuse 230V =T2A L, 115V = T5A L MAINS TRANSFORMER 1K R3 10K R4 2U

14、2 63V C1 100U 25V C5 Gmu 2N3819 Q1 Gmu 3V9 ZD0.5W D2 3V9 ZD0.5W D1 G 1N 100V C2 G G MPSA92 TS1 MPSA92 TS3 MPSA92 TS2 MPSA92 TS4 MPSA42 TS5 MPSA92 TS10 220R R7 100R R9 1K R8 330R R6 47U 50V C3 G 10K R15 100P 100V C4 22K R5 G 1N4148 D7 1N4148 D3 2K2 R10 MPSA92 TS6 220R R11 MPSA42 TS9 2U2 63V C11 SAP16

15、N TS7 SAP16P TS11 330R R17 330RR20 6K8 R18 6K8R19 100N 63VC10 100N 63VC13 1N4148D6 1N4148D8 220R R22 470RH VR2 1N4007 D9 1N4007 D5 G G 47N 100V C16 10R 2W5 R23 10R 2W5 R24 COIL20T L1 G +45V -45V 100N 63V C14 100N 63V C8 MPSA42 TS8 10K R12 33K R13 1U 63V C6 Gmu Gmu 1N4148 D4 Gmu 1N4007 D11 1N4007 D10

16、 MJACK SK4 0R0 LN3 0R0 LN6 TestPoint1 TestPoint2 Set VR5 to give 10mV across TP1 and TP2 NOTE: Refer to service manual before adjusting bias preset BIAS ADJ 0R0 LN7 Gmu 1KH VR1 100R R1 100R R2 OFFSET ADJ 330R R16 47P 50V C7 0R0 LN5 Head Version Only! MJACK SK1 G Tuner Out Internal HF Driver 10R 11W

17、R26 2U2 250V C17 SP5 To Horn +V From Preamp 9377/9379 SP2 + - To PCB 9377/9379 Output PCB +45V-45V2 Limiter Signal 1 2 3 4 5 6 7 8 9 10 HD1 G G 47K R25 MJACK SK3 MJACKG SK2 FX Send FX Return Gc Gc Items within dashed Lines are on a seperate Crack-off pcb Gc 1 2 3 4 5 6 7 8 9 10 HD10W.5 HD2 HORN SWIT

18、CH Gc 0R0 LN1 0R0 LN2 0R0 LN8 0R0 LN9 -45V2 -45V2 0R22 5W R14 0R22 5W R21 0R0 LN4 SPADE4.8 SP4 SPADE4.8 SP6 G Internal Loudspeaker Transformer Part Number 120V = 5600-2052B 230V = 5600-2050B Manufacturing19/12/02Print structures Page:1Printed byRF at12:35 = = Product DescriptionQuantity PriceTotal R

19、2ER2 RICHTER BASS COMBO 120W-230V 005526 20mm T2A FUSE1.00000.04000.0400 10702 SPECIAL MAINS LEAD1.00001.00001.0000 10969 R SERIES USER MANUAL1.00000.33600.3360 008453 R2 CHASSIS ASSY 230/1.00000.00000.0000 005005 NEW TYPE MAINS SOCKE1.00000.42000.4200 005124 TAICOM TMF04MC 4PIN 1.00000.50540.5054 0

20、05511 5MM SOLDER TAG2.00000.00980.0196 005114 R1/2/3 - IDC CABLE A1.00000.50600.5060 005558 100mm TIE WRAP4.00000.00250.0100 005665/C12mm KNOB C/P8.00000.04000.3200 006105 115V/230V MAINS TRAN1.00008.89008.8900 008322 LABEL VOLTAGE SELEC1.00000.01500.0150 008454 R2 PREAMP PCB ASSY1.00000.00000.0000

21、001300 ORO SHORTING LINK18.00000.00150.0270 001303 100R 5% RESISTOR3.00000.00150.0045 001304 820R 5% RESISTOR3.00000.00150.0045 003500 BAS16 DIODE8.00000.00940.0752 001305 2K2 5% RESISTOR2.00000.00150.0030 001305 2K2 5% RESISTOR2.00000.00150.0030 001306 10K 5% RESISTOR20.00000.00150.0300 001309 1M 5

22、% RESISTOR1.00000.00150.0015 001310 100K 5% RESISTOR7.00000.00150.0105 001311 470R 5% RESISTOR3.00000.00150.0045 001312 4K7 5% RESISTOR9.00000.00150.0135 001315 47K 5% RESISTOR2.00000.00150.0030 001316 22K 5% RESISTOR8.00000.00150.0120 001319 15K 5% RESISTOR1.00000.00270.0027 001326 3K3 5% RESISTOR8

23、.00000.00150.0120 001327 1K 5% RESISTOR6.00000.00150.0090 001331 33K 5% RESISTOR2.00000.00150.0030 001336 470K 5% RESISTOR 3.00000.00150.0045 001705 680R 5W RESISTOR2.00000.11200.2240 001920 ZERO OHM RESISTOR4.00000.00300.0120 001923 56KSM 1206 1% RESIST1.00000.00300.0030 002013 10UF 50V CAPACITOR3.

24、00000.00970.0291 002020 470UF 16V RADIAL2.00000.03600.0720 002024 2.2UF 63V RADIAL5.00000.00970.0485 002027 4.7UF 63V RADIAL1.00000.00970.0097 002037 220N 5MM BOX POLY CA1.00000.02500.0250 002415 2.2NF 100V 5mm1.00000.01650.0165 002416 3.3NF 50V 5mm1.00000.01650.0165 002417 4.7NF 100V 5mm1.00000.016

25、50.0165 002419 100NF 63V 5mm2.00000.01650.0330 002420 22NF 100V 5mm2.00000.01650.0330 002421 10NF 100V 5mm1.00000.01650.0165 002425 47NF 100V 5mm1.00000.01650.0165 002426 15NF 100V 5mm1.00000.01650.0165 002438 68N 5MM BOXED2.00000.01820.0364 002602 47PF 50V 10% COG1.00000.00850.0085 002603 100PF 50V

26、 10% COG 3.00000.00750.0225 002604 270PF 50V 10% COG1.00000.00750.0075 002605 470PF 50V 10% COG2.00000.00850.0170 003014 15V 1.3W ZENER4.00000.01610.0644 003022 3mm GREEN LED3.00000.03000.0900 003033 3mm LED RED1.00000.03000.0300 003503 BC847B TRANSISTOR2.00000.01640.0328 003504 BC857B TRANSISTOR3.0

27、0000.01640.0492 003508 34072 IC (SMD TL072)5.00000.12900.6450 003916 CA3094E/CA3080E IC1.00000.35000.3500 004029 100K HORIZ PRESET1.00000.03920.0392 004061 6mm 22K LIN POT3.00000.16000.4800 004072 6mm 4K7 LIN POT1.00000.16000.1600 004075 6mm 100KC DUAL POT1.00000.31500.3150 004099 22K LIN POT3.00000

28、.22000.6600 005002 MONO JACK SOCKET1.00000.12400.1240 005017 2P 2W PUSH SWITCH3.00000.11000.3300 005079 IDC PCB PLUG 10-WAY1.00000.09000.0900 005096 MONO JACK SOCKET-GOL1.00000.25400.2540 005503 7.5mm ROUND BLACK BU3.00000.05900.1770 005624 XLR SKT MALE 90DEG1.00000.34600.3460 005686 4.8MM TERMINAL

29、SPADE1.00000.01250.0125 009377 R2 BASS PREAMP PCB1.00001.74001.7400 008455 R2/R3 OUTPUT PCB ASS1.00000.00000.0000 001003 1K .25W RESISTOR2.00000.00250.0050 001005 2K2 .25W RESISTOR1.00000.00260.0026 002419 100NF 63V 5mm4.00000.01650.0660 001007 6K8 .25W RESISTOR2.00000.00250.0050 001008 100K .25W RE

30、SISTOR1.00000.00350.0035 001009 220R .25W RESISTOR3.00000.00250.0075 001013 22K .25W RESISTOR3.00000.00250.0075 001014 10K .25W RESISTOR3.00000.00250.0075 001016 33K .25W RESISTOR1.00000.00250.0025 001020 470R .25W RESISTOR3.00000.00250.0075 001021 100R .25W RESISTOR3.00000.00250.0075 001500 10R 2.5

31、W RESISTOR2.00000.03600.0720 001718 10R 11W CEMENT 5%1.00000.20000.2000 001920 ZERO OHM RESISTOR8.00000.00300.0240 002004 47UF 50V RADIAL1.00000.01550.0155 002006 4700UF 63V RADIAL2.00000.71001.4200 002014 100UF 35V RADIAL1.00000.02400.0240 002024 2.2UF 63V RADIAL2.00000.00970.0194 002025 1UF 63V RA

32、DIAL1.00000.00970.0097 002402 220NF 250V 15MM DIPP1.00000.05320.0532 002414 1NF 100V 5mm1.00000.01650.0165 002415 2.2NF 100V 5mm1.00000.01650.0165 002419 100NF 63V 5mm4.00000.01650.0660 002425 47NF 100V 5mm1.00000.01650.0165 002431 2.2UF 250V POLYESTER1.00000.19500.1950 002800 47PF 50V CERAMIC1.0000

33、0.00600.0060 002817 100PF 100V CERAMIC1.00000.00460.0046 003000 1N4007 DIODE4.00000.00590.0236 003006 1N4148 DIODE5.00000.00360.0180 003007 3V9 .5W ZENER DIODE 2.00000.00820.0164 003016 6A 200V BRIDGE 1.00000.17500.1750 003409 2N3819 TRANSISTOR1.00000.15500.1550 003411 MPSA42/43 TRANSISTOR3.00000.03

34、580.1074 003412 MPSA92/93 TRANSISTOR6.00000.04270.2562 003807 SAP15N POWER DEVICE1.00001.20001.2000 Manufacturing19/12/02Print structures Page:2Printed byRF at12:35 = = Product DescriptionQuantity PriceTotal 003808 SAP15P POWER DEVICE1.00001.20001.2000 004000 1K HORIZ PRESET1.00000.04500.0450 004010

35、 470R HORIZ PRESET1.00000.04500.0450 005002 MONO JACK SOCKET1.00000.12400.1240 005097 MONO JACK SOCKET-HOR2.00000.12000.2400 005006 20 TURN COIL1.00000.15000.1500 005009 SINGLE TERMINAL PIN2.00000.00570.0114 005079 IDC PCB PLUG 10-WAY1.00000.09000.0900 005096 MONO JACK SOCKET-GOL1.00000.25400.2540 0

36、05686 4.8MM TERMINAL SPADE4.00000.01250.0500 8M-887765MM FINNED HEATSINK2.00001.20002.4000 009378 R2/R3 BASS 160W OUTP1.00002.22002.2200 009161 4mm INT. SHAKEPROOF1.00000.00180.0018 009171 M5 INT SHAKEPROOF WA2.00000.00180.0036 009173 5*12mm PAN POZI ZINC1.00000.00800.0080 009175 M6 HEX NUT ZINC ONL

37、Y1.00000.00320.0032 009181 5mm BRASS HEX NUT1.00000.00800.0080 009187 NO.8 SPIRE FASTENER6.00000.01880.1128 009204 NO 4*1/4 PLASTITE2.00000.00860.0172 009229 8*3/8 FH POZI5.00000.00560.0280 009233 POP RIVET 4*73.00000.01060.0318 530027 DPST EQ MAINS SWITCH1.00000.25000.2500 540038 EARTH WARNING LABE

38、L1.00000.03450.0345 541004 HC25/50 4.8 FASTON9.00000.02160.1944 586022 8MM FLAT TX WASHER Z1.00000.00840.0084 586023 8mm SHKPRF WASHER1.00000.00530.0053 586003 M8 * 60 COACH BOLT1.00000.08580.0858 588006 POP RIVET (BLACK)2.00000.02210.0442 8M-8871 R2 CHASSIS DWG.33431.00004.69004.6900 8SP-8871R2 PRI

39、NT COST1.00001.00001.0000 20102 R2 CABINET1.00000.00000.0000 005126 TAICOM TMF04C 4PIN C1.00000.68590.6859 10039 CORNER PENN P/N.C1834.00000.16000.6400 10057 SMALL LANEY BADGE1.00000.17250.1725 10059 RUBBER CABINET FOOT4.00000.12000.4800 10157 PLASTIC STRAP HANDLE1.00000.33300.3330 10108 M1702 PORT

40、HOLE2.00000.23900.4780 10200 M5 x 10mm TEENUT6.00000.02330.1398 10202 5MMx25MM CSK POZI SC2.00000.01060.0212 10204 5mm X 25mm PAN POZI4.00000.01070.0428 10207 NO.6 X 5/8 CSK POZI4.00000.00320.0128 10224 35mm FINISHED NAIL30.00000.00120.0360 10231 No8x1/2 FLANGE POZI18.00000.00850.1530 10240 10 * 1 C

41、SK POZI4.00000.00660.0264 10243 NO4*1/2 TYPE B CSK2.00000.00960.0192 10244 FLAT SPIRE CLIP2.00000.02440.0488 10248 NO10 * 1 1/4 FLANGE4.00000.01610.0644 10301 18mm CHIPBOARD0.40004.50001.8000 10314 18mm MDF0.05008.40000.4200 10328 REPTILE BLACK1.50002.04003.0600 10473 R2 CARTON1.00003.81003.8100 105

42、05 TLX-1 (TLC-1) TWEETE1.00001.72001.7200 10600 32/18 STAPLE16.00000.00110.0176 10622 POLY BAG 48(0) X 481.00000.15370.1537 10981 GLUE/PAINT COST 1.251.00001.25001.2500 51006 CELESTION BL12-100 81.000011.000011.0000 541004 HC25/50 4.8 FASTON2.00000.02160.0432 8G-R2 GRILL R21.00000.00000.0000 79063 RICHTER MESH0.125011.75001.4688 8M-R2 R2 Grill1.00004.93004.9300 8PCG-R2GRILL R21.00000.42000.4200 8P-8733 RICHTER VENT1.00000.00000.0000 79003 ZINTEC SHEET/1Mx1Mx10.02304.50000.1035 8PC-873RBW100 VENT1.00000.30000.3000 8M-8733Vent1.00000.40000.4000 - 70.7943