Crate_BT-100_(07S849)_Schematics电路图.pdf

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1、2007 LOUD Technologies Inc. All rights re served PWA Bass Amplifi er PCB SchematicsPAGE 1 BT100 DCBA 4 3 2 NOTES: THIS SCHEMATIC IS PROVIDED FOR USE BY QUALIFIED PERSONNEL. CAUTION: TO AVOID RISK OF ELECTRIC SHOCK, REFER SERVICING TO QUALIFIED THIS UNIT CONTAINS HAZARDOUS VOLTAGE. DISCONNECT POWER A

2、ND BE SURE POWER SUPPLY IS DISCHARGED BEFORE TOUCHING INTERNAL PARTS. 1) CAUTION: SHOCK HAZARD! 2) UNLESS NOTED, RESISTOR VALUES IN OHMS, 1/4W-5% TOL. CAPACITOR VALUES IN MICROFARADS, 50V-10% TOL. 3) VOLTAGES ARE MEASURED WITH 1 MEGOHM OSCILLOSCOPE AND 10 MEGOHM DIGITAL VOLTMETER. SERVICE PERSONNEL.

3、 DO NOT PERFORM ANY SERVICING BEYOND THAT EXPLAINED IN THE OPERATING INSTRUCTIONS. DCBA 1 FE 1 Signatures: Checked: Drawn: Sheet Class Code: THE INFORMATION CONTAINED ON THIS DRAWING IS PROPRIETARY TO Drawing Size: Drawing Type: Schematic Tolerance: Released: REVDateDESCRIPTION E A 1 RLB INITIAL ISS

4、UE C of Drawing Title: Drawing Number: NONE 2 Ecr(s)/Ecn(s) First Used On: ST. LOUIS MUSIC, INC Date: 2-18-03 11880 Borman Drive, St. Louis, MO 63146 Chgd ByAppvd by F 07S849-XX 2 PWA - BASS AMPLIFIER Date 4 3 19 18 16 15 13 12 10 9 7 6 4 3 1 0 +12 +10 0 17 14 8 11 5 2 -12 POINT TEST 380mV 450Hz100m

5、V 250Hz14V 800mV 260mV 3V 3.5V 180mV p-p A.C. SHAPE WAVE -15V -40V 40V 15V .7V D.C. 6 5 7 TLO-72 R14 10K 100K R61 C41 1 R40 4.7K 220K R2 C1 .047 100V 100 35V C17 1 Q 2 Q 5 DATA 6 SET 4 RESET 3 CLK U12:A CD4013B R49 220K TP7 C37 .22 6 5 7 TLO-72 R59 22K R56 10K R52 100K 6 5 7 TLO-72 C38 470 pF 10K R8

6、9 C60 1 50V C46 .22 6 5 7 TLO-72 1 C49 D23 1N914 R63 2.2K R51 2.2K 1/4W C3 220 pF CW 10KL P10 R64 100K .0033 C48 100V C13 .0022 C11 .01 R20 15K 10 C5 R5 1K TP1 G S D Q10 J175 .1 50V C57 2N5088 Q2 C14 56 pF 1 C10 R18 1K 1M R69 CW P1 50KL R7 22K R9 22K .1 C55 50V R80 1M .1 C56 50V C7 .015 50V C9 56 pF

7、 TP5 2 3 1 TLO-72 10K R10 R44 10K TP6 450Hz25V 13V 1.5V 180mV .6V 15V +/-4V 1.5V TI TCTC TOTO TI SW2:A 0dB/-15dB S D G J175 Q7 R37 100K 1 2 3 J21 13 Q 12 Q 9 DATA 8 SET 10 RESET 11 CLK U12:B CD4013B D20 1N746ARL R54 100K 2.2K R88 TP8 2.2 C4 R48 47K Q3 2N5088 R62 100K C12 .1 50V CW P4 10KL R47 47K D2

8、2 1N914 R68 1K 1/4W R19 1K 2 3 1 TLO-72 C53 2.2 50V TP2 .1 C8 50V R8 6.8K C52 3.3 CW 50KL P11 C16 10 2 3 1 TLO-72 .4 RIPPLE .4 RIPPLE CHANNEL A SELECTED CHANNEL B SELECTED CHANNEL A SELECTED CHANNEL A SELECTED SPECIAL CONDITIONS R58 10K R57 22K .1 C44 50V R50 150K 2 3 1 TLO-72 .015 C43 50V R34 1K 2

9、3 1 TLO-72 56 pF C2 1N914 D2 220 R38 R60 22K .015 C45 50V C54 2.2 50V C50 1 R81 1M R55 10K C39 56 pF D21 1N914 R6 22K C6 .0033 100V 2.2 50V C40 R79 1M 1/4W 5per CW 50KL P6 TP3 R21 22K CW P3 50KL R15 2.2K R3 15K R11 22K G S D J175 Q9 10K R12 CHANNEL B SELECTED CHANNEL A SELECTED CHANNEL A SELECTED TP

10、10 R35 1M D5 1N746ARL R53 220 C42 .015 50V TP9 1K R39 D1 1N914 22K R1 R36 10K G DS J175 Q5 G SD Q4 J175 2N5210 Q6 6 5 7 TLO-72 R67 1K 1/4W TP4 2 3 1 TLO-72 47K R22 R4 1K R16 6.8K CW P2 50KL CW 50KL P5 6.8K R65 R66 6.8K C15 .022 G S D Q8 J175 6 5 7 U5:B TLO-72 CW 10KL P9 R17 22K DUAL RCA J18 CW P12 2

11、50KL T/S J1 I CC OO I SW2:B MUTE RadioFans.CN 收音机爱 好者资料库 2007 LOUD Technologies Inc. All rights re served PWA Bass Amplifi er PCB SchematicsPAGE 2 BT100 DCBA 4 3 2 NOTES: THIS SCHEMATIC IS PROVIDED FOR USE BY QUALIFIED PERSONNEL. CAUTION: TO AVOID RISK OF ELECTRIC SHOCK, REFER SERVICING TO QUALIFIED

12、 THIS UNIT CONTAINS HAZARDOUS VOLTAGE. DISCONNECT POWER AND BE SURE POWER SUPPLY IS DISCHARGED BEFORE TOUCHING INTERNAL PARTS. 1) CAUTION: SHOCK HAZARD! 2) UNLESS NOTED, RESISTOR VALUES IN OHMS, 1/4W-5% TOL. CAPACITOR VALUES IN MICROFARADS, 50V-10% TOL. 3) VOLTAGES ARE MEASURED WITH 1 MEGOHM OSCILLO

13、SCOPE AND 10 MEGOHM DIGITAL VOLTMETER. SERVICE PERSONNEL. DO NOT PERFORM ANY SERVICING BEYOND THAT EXPLAINED IN THE OPERATING INSTRUCTIONS. DCBA 1 FE 1 Signatures: Checked: Drawn: Sheet Class Code: THE INFORMATION CONTAINED ON THIS DRAWING IS PROPRIETARY TO Drawing Size: Drawing Type: Schematic Rele

14、ased: REVDateDESCRIPTION E Tolerance: Plot Date: Plot Time: Mon Aug 11, 2003 A 2 RLB INITIAL ISSUE C of Drawing Title: Drawing Number: NONE 2 Ecr(s)/Ecn(s) First Used On: ST. LOUIS MUSIC, INC Date: 2-18-03 11880 Borman Drive, St. Louis, MO 63146 Chgd ByAppvd by F 07S849-XX 2 PWA - BASS AMPLIFIER Dat

15、e 4 3 1 1 1 1 1 1 2 3 1 U9:A TLO-72 C62 .22 50V R93 22K 6 5 7 U9:B TLO-72 C61 .22 50V R95 270 1/4W 5per .0033 C19 250V J29 J27 4700 C35 50V 4700 C36 50V 1N914 D4 75V PIV 220 1/4W 5per R105 TP16 .1 C21 100V .1 C20 100V TP15 1N914 D7 75V PIV 1M R23 R86 4.7K R70 2.2K TP18 .047 C23 100V .047 C22 100V TP

16、17 C28 330 pF 200V R29 47 R97 33K 1/4W 5per Q13 2N5088 C58 .1 50V MPS-A13 Q14 R75 470 CHAN 1.5K R74 D24 RED 1K R46 1 50V C30 4.7K R43 2 1K R45 C31 10 35V R98 47 220 R104 2N3440 Q18 G D S IRFP-140R Q16 TP11 Q17 IRFP-9140R J17 R91 8.2K F1 2-1/2 A NB 1 R83 2.2K 1 2 3 4 5 RC1 D17 1N914 75V PIV R28 22K 8

17、20 1W 5per R106 R109 47 1/4W 5per R108 47 1/4W 5per D6 1N914 75V PIV D13 1N914 75V PIV 15V 1N4744ARL D11 1N4744ARL 15V D10 1K 1/2W 5per R32 D3 1N914 C32 33 pF 200V R77 47K R71 47K MPS-A13 Q11 R73 2.2K TP14 R78 470K 2 1K R42 MPS-A06 Q19 220 R82 220 R103 220 R85 1 2 3 4 5 6 7 8 J5 J20 R94 270 1/4W 5pe

18、r .047 C63 100V 1.5K R90 CW P7 10KL BAL LINE OUT 2.2K R84 J4 RETURN 47 35V C51 GBPC602 DB1 J8 J7 C18 10 R100 33K 4.7K 1/2W 5per R102 4.7K 1/2W 5per R101 3.3 1W 5per R107 D9 GRN 100 C25 35V .047 C26 100V D18 1N754ARL 6.8V R30 1K Q12 MPS-A13 R72 470 TP12 1N4744ARL D8 15V Q15 2N5415 CW 500 AP1 R99 47 P

19、OWER AMP 1N4744ARL D15 15V BIAS:WITH NO SIGNAL AND NO LOAD ADJUST AP1 FOR 5mV ACROSS R96 J22 .0033 C24 250V OUTPUTS J32 22K R92 FC1 FUSE CLIP FC2 FUSE CLIP SLVE_SW SLEEVE TIP_SW RING RING_SW TIP TRS J2 J3 SEND J26 EXT SPEAKER J6 R26 220 5W 5per R25 220 5W 5per 47 35V C47 1K R31 OC1 VTL-5C7 C33 1 50V

20、 1K R27 S D G Q1 J112 D12 YEL 6 5 7 NE5532 U2:B C29 33 pF 200V TP19 R76 47K .1 C34 100V 100 C27 35V 2.2K 1/2W 5per R24 R33 1.5K 1/2W 5per R96 .1 3W 5per 2 3 1 NE5532 U2:A C59 .1 50V TP13 1N4744ARL D14 15V 1N4744ARL 15V D16 TI TCTC TOTO TI SW3:A PRE/POST SLVE_SW SLEEVE TIP_SW RING RING_SW TIP J25 HEADPHONES 1 2 3 4 5 6 7 8 J24 J16 J15 J13 J14 J9 J10 J31 J23 J12 J11 2 1 3 J19 BAL LINE OUT J30 O C I O C I DPDT DUAL SW1 1 2 3 4 5 6 7 RC2 RIBBON I CC OO I SW3:B GND/LIFT RadioFans.CN 收音机爱 好者资料库