AudioPro-AceBassB1_39-sub-sm维修电路原理图.pdf

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1、RadioFans.CN 收音机爱好者资料库RadioFans.CN 收音机爱好者资料库Bias adjustment B1.39 Input signal 50-60Hz. Connect a 4 load to output. Adjust output level to 3.5-4V RMS and leave the amp to warm up for about 20 minutes. Set output level to 0 and adjust VR1 for 1.5-3mV after about 1 minute. Note! Check that Q07A (2SC

2、3421) has a perfect contact surface against the cooling flange. B1.39PART-NUMBER DESCRIPTION LOCATIONASSY PCB POWER AMP AND SUPPLY BOARDADB-BR62DIODE BRIDGE BR62 200V 6AD06AIC-NJM2072DIC SIGNAL LEVEL SENSOR SYSTEM NJM2072DIC3AIC-TA7317PIC TA7317PIC2AIC-TL071 IC TL071 IC1ARL-01-7001 RELAY 24V 1P1T OM

3、IT-SS-124LM K1ADD-1N4004*TAP52DIODE RECTI 1N4004 TAPING 52MMD03-05ADD-1N4148*TAP52DIODE SWITCH 1N4148 52MMD01,02ADZ-1N5231BDIODE ZENER 1N5231B 0.5W 5.1V +-5%ZD3ADZ-1N5245BDIODE ZENER 1N5245B 0.5W 15V +-5%ZD1-2ATR-BC546BTR BC546B (&)Q01,03,14,16ATR-BC556BTR BC556BQ02,04,15ATR-BF422TR BF422Q06ATR-BF42

4、3TR BF423Q05ECD-050T102MCAP CER NP 1NF/50 +-20%C16ECD-050T104MCAP CER 50V 0.1UF +-20%C09ECD-050T221MCAP CER 50V 220P +-20%C04,05,06ECD-050T222MCAP CER 50V 0.0022uF +-20%C01ECD-050T223MCAP CER 50V 0.022UF +-20%C08ECD-050T470MCAP CER 50V 47PF +-20%C07ECE-025T107MCAP ELE 25V 100UF +-20%C42,43ECE-025T22

5、6MCAP ELE 25V 22U +-20%C14ECE-025T476MCAP ELE 25V 47U +-20%C12,13ECE-050T106MCAP ELE 50V 10UF +-20%C02,03,10,18,26,45,46ECE-050T474MCAP ELE 50V 0.47UF +-20%C15ECE-100T105MCAP ELE 100V 1U +-20%C25ECM-050T104JCAP MYLAR 50V 0.1u +-5%C11ECM-100T104JCAP MYLAR 100V 0.1uF +-5%C23,24ERB-251Y121JRES FR 1/4W

6、Y 120 +-5%R14,18ERB-251Y150JRES MO 1/4W Y 15 +-5%R15ERB-251Y221JRES FR 1/4W Y 220 +-5%R20ERB-251Y2R2JRES FR 1/4W Y 2.2 +-5%R19,21ERB-251Y391JRES FR 1/4W Y 390 +-5%R10,11ERC-121Y102JRES CF 1/8W Y 1K +-5%R02ERC-121Y103JRES CF 1/8W Y 10K +-5%R01,43,45B1.39PART-NUMBER DESCRIPTION LOCATIONERC-121Y122JRES

7、 CF 1/8W Y 1.2K +-5%R05ERC-121Y123JRES CF 1/8W Y 12K +-5%R30ERC-121Y153JRES CF 1/8W Y 15K +-5%R51ERC-121Y183JRES CF 1/8W Y 18K +-5%R36ERC-121Y221JRES CF 1/8W Y 220 +-5%R52ERC-121Y222JRES CF 1/8W Y 2.2K +-5%R03ERC-121Y272JRES CF 1/8W Y 2.7K +-5%R44ERC-121Y274JRES CF 1/8W Y 270K +-5%R38ERC-121Y333JRES

8、 CF 1/8W Y 33K +-5%R04,08,53ERC-121Y473JRES CF 1/8W Y 47K +-5%R28,29,34,37ERC-121Y562JRES CF 1/8W Y 5.6K +-5%R07,09,35,40ERC-121Y563JRES CF 1/8W Y 56K +-5%R31,42,49ERC-251Y103JRES CF 1/4W Y 10K +-5%R06,12ERC-251Y123JRES CF 1/4W Y 12K +-5%R55ERC-251Y152JRES CF 1/4W Y 1.5K +-5%R27ERC-251Y183JRES CF 1/

9、4W Y 18K +-5%R48ERC-251Y221JRES CF 1/4W Y 220 +-5%R13ERC-251Y222JRES CF 1/4W Y 2.2K +-5%R16ERC-251Y223JRES CF 1/4W Y 22K +-5%R26ERC-251Y332JRES CF 1/4W Y 3.3K +-5%R50ERC-251Y471JRES CF 1/4W Y 470 +-5%R17ERC-251Y563JRES CF 1/4W Y 56K +-5%R39ECE-016V108MCAP ELE 16V 1000U +-20%C17ECE-080V688MCAP ELE 80

10、V 6800uF +-20% (30*50)C21,22ELC-02-7001COIL CHK 2UH +-10% L-R2UL01ERB-202L152JRES MO 2W L 1K5 +-5% P=20mmR41ERB-202L4R7JRES MO 2W L 4.7 +-5% P=20mmR32,33ERB-202L681JRES MO 2W L 680 +-5% P=20mmR54ERB-202LR22JRES MO 2W L 0.22 +-5% P=20mmR22-25ERB-302L222JRES MO 3W L 2K2 +-5% P=20mmR46,47ERV-F07-501B01

11、VR SEMI ST F 7MMD 500BVR1TRL-7002THERMAL PROTECTOR 17AM024A5TH1ASSY PCB HIGH/LOW LEVEL IN/OUTECJ-100A107KCAP ELND 100V/100uF +-10%C1-2ASSY PCB INPUT AND FILTER BOARDB1.39PART-NUMBER DESCRIPTION LOCATIONAIC-TL072IC DVAL OP AMP TL072IC101-2ADD-1N4148*TAP52DIODE SWITCH 1N4148 52MMD101-6ECD-050T470MCAP

12、CER 50V 47PF +-20%C110ECD-050T473MCAP CER NP .047U/50 +-20%C106-7ECM-050T102JCAP MYLAR 50V 1000pF +-5%C101ECM-050T104JCAP MYLAR 50V 0.1u +-5%C112-3ECM-050T124JCAP MYLAR 50V 0.12U +-5%C114ECM-050T333JCAP MYLAR 50V 0.033U +-5%C108-9ECM-050T683JCAP MYLAR 50V 0.068U +-5%C115ECZ-063T474J-1CAP MTLZ 63V 0.

13、47uF +-5% MINIC103ECZ-063T684J-1CAP MTLZ 63V 0.68uF +-5% MINIC111ERB-501Y102JRES MO 1/2W Y 1K +-5%R112-3ERC-121Y101JRES CF 1/8W Y 100 +-5%RA1ERC-121Y123JRES CF 1/8W Y 12K +-5%R121AERC-121Y153JRES CF 1/8W Y 15K +-5%R122ERC-121Y154JRES CF 1/8W Y 150K +-5%R118ERC-121Y183JRES CF 1/8W Y 18K +-5%R120ERC-1

14、21Y221JRES CF 1/8W Y 220 +-5%R101ERC-121Y272JRES CF 1/8W Y 2.7K +-5%R121BERC-121Y472JRES CF 1/8W Y 4.7K +-5%R117ERC-121Y473JRES CF 1/8W Y 47K +-5%R119ERC-251Y153JRES CF 1/4W Y 15K +-5%R108-9ERM-121Y1002FRES MF 1/8W Y 10K +-1%R103ERM-121Y1802FRES MF 1/8W Y 18K +-1%R114,115ERM-251Y3903FRES MF 1/4W Y 3

15、90K +-1%R106,107,110,111ERB-202P220JRES MO 2W P 22 +-5%R105SWL-7016SW TOGGLESW1VRR-7045VR ROT 16MMD 20KB*2 H=15mmVR102VRR-7049VR ROT 16MMD 50KA*1 +-20%VR101ADL-8S704LED DC 5mmD L-59EGWATR-2SA1306BTR 2SA1306BQ09ATR-2SA1962TR 2SA1962Q11,13ATR-2SC3298BTR 2SC3298BQ08ATR-2SC3421TR 2SC3421Q07ATR-2SC5242TR

16、 2SC5242Q10,12B1.39PART-NUMBER DESCRIPTION LOCATIONMISCELLANEOUSECW-250V472MCAP Y-TYPE 4700pF/250V +-20%FUH-1004FUSE HOLDER FOR 5*20MM SEMKOFUS-01-2001SFUSE UL/CSA 5*20mm 2A/250V SBJK3-L01-709JACK RCA L 1P GOLD PLATEDJK7-7012JACK BINDING POST CL-B261M04-P631BINDING POST PLUG BLACK (A414B-3)M04-P632BINDING POST PLUG RED (A414R-3)M11-P652KNOB A KGA003-01WPC-7019POWER CORD H05VV-F 1.8MXFM-3009XFORMER AUDIO I/P EI-86 115/230V KGA008-WAS-7369WIRE ASSY 1P RCA PLUG*2(GOLD) 6M BAK