Rumble_15_Bass_(2010)_Schematic 电路图.pdf

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1、1A2A 4B3B POWER SWITCH N L 057-RB15E 057-RB15U LABEL 057-RB15J POWER TRANSFORMER 220-240V 120V 100V INPUT VOLTAGE ADJUST SINEWAVE INPUT SIGNAL AT 14.6W (10.8Vrms)14.6W (10.8Vrms) 0.1% THD0.3% THD 8ohm RESISTIVE LOAD CONNECTED AT P4-P5 FREQ1kHz100Hz UNIT AT RATED LINE VOLTAGE OUTPUT POWER 1A 2A 3B 4B

2、 REAR VIEW UP TYPICAL POWER ON/OFF SWITCH Corona, CA U.S.A. MUSICAL INSTRUMENTS PR848A 848KKI012DRAWN: D. LEWIS DATABASE FILE: Z848S.SCH (schematic) D REV.APPROVEDDATEDESCRIPTION R E V I S I O N S AENGR: D.LEWIS RELEASE DATE: 06-AUG-09 A B C DD C B A 87654321 12348765 REV.DRAWING NUMBERSIZE R INSTRU

3、MENTS AND IS SUBMITTED TO YOU IN CONFIDENCE AND SHALL NOT BE DISCLOSED OR TRANSMITTED TO OTHERS WITHOUT AUTHORIZ- ATION FROM FENDER MUSICAL INSTRUMENTS. THIS DOCUMENT CONTAINS INFORMATION OF A PROPRIETARY NATURE TO FENDER MUSICAL RUMBLE 15 06-AUG-09dBL CHECKED BY: DATE: APPROVED BY: DATE: TITLE:SERV

4、ICE DIAGRAM, COMBINED NOTES:(UNLESS OTHERWISE NOTED) 1. ALL RESISTORS IN OHMS, 5%; 1/4W. (POWER SUPPLY BYPASS CAPACITORS ARE 20%). 2. ALL UNPOLARIZED CAPACITORS IN uF, 10% OR BETTER; 50V MINIMUM. 3. ALL POLARIZED CAPACITORS IN uF, 20%; 16V MINIMUM. 4. ALL DIODES ARE 1N4448. PCB ASSEMBLY P/N 848KKI01

5、0. 5. THIS SCHEMATIC IS FOR PCB FABRICATION P/N 848KKI011 AND SHEET: 1 OF 2 F250mA L 250V F500mA L 250V FUSE RATING INPUT VOLTAGE WHITE BLACK RED YELLOW RED GREEN/YELLOW WHITE BLACK 220-240V 100-120V F1 VALUE 1 TO P3 100Hz VOL AT 50% BASS AMPLIFIER TO 8ohm SPEAKER BREAKAWAY VOL AT 50% 110mW 0.1% THD

6、 INTO 32ohms (MIN) PER CHANNEL MAX HP OUTPUT, Vo = 1.88Vrms (2.66Vpk) BOTH CHANNELS DRIVEN, 100Hz - + 6. LAST REFERENCE DESIGNATORS: C42, D23, F1, J3, P6, PW6, 7. AC AND DC VOLTAGES ARE READ TO GROUND WITH A DVM UNDER THE FOLLOWING CONDITIONS: UNIT AT RATED LINE VOLTAGE 8 OHM RESISTIVE LOAD AT P4-P5

7、 ALL CONTROLS AT 12 OCLOCK (50% ROTATION) NO INPUT SIGNAL FOR TP8-20 100mVRMS, 100Hz SINEWAVE INPUT SIGNAL AT J1 VOLTAGES MAY VARY BY +/-20% Q2, R60, U5, WJ2. NOT USED: R24, R28-29. POWER XFMR AUX IN J2 TO VERIFY: RED BLK TONES AT 50% 10 9 8 U1-C TL074 CW R17 50kB BASS CW R18 50kB MID CW R19 50kB TR

8、EBLE R20 2.2k 12 13 14 U1-D TL074 C10 560pF C11 .0068 R21 150k R26 82k R27 82k R25 33k R30 33k C13 100pF P1 P2 F1 D17 1N4003 D18 1N4003 D15 1N4003 D16 1N4003 R60 1k C32 2200 25V C33 2200 25V C38 .1 C39 .1 C40 .1 C41 .1 D23 RED POWER 4 11 U1-E TL074 6 11 U2-C LM13700 R2 10k R14 750k R4 15k R3 2.2k R6

9、 2.2k CW R5 10kB VOLUME C1 2.2 C3 2.2 J1 INPUT R16 2.2k R22 100k 3 2 1 U1-A TL074 5 6 7 U1-B TL074 R36 47k R37 1k R38 47k R39 2.2 1W R41 10k R42 33k R43 10k R44 10k R45 33k R33 10k R34 100 R54 1.8k R56 100k R53 4.7k R52 39k R51 39k R50 39k R49 39k R48 8.2k R35 1k C19 22 C27 1 C26 1 C25 1 C24 1 D3D4

10、D5 1N4003 D6 1N4003 D7 D8 D10D11D12D13 Q2 MPSA63 P4 WHT P5 BLK 1 2 4 3 5 U3 TDA2050 C20 .1 C21 .1 C28 470pF - + D I O B 14 13 10 1215 9 16 U2-B LM13700 - + D I O B 3 4 7 52 8 1 U2-A LM13700 D1 D2 P3 C18 22 R46 33k D9 R47 1.8k R8 10k R11 15k R12 1.8k R23 33k R L J2 AUX IN R32 12k R31 12k C14 .1 C15 .

11、1 C16 220pF C17 220pF R40 Fr100 2W J3 HEADPHONES OUTIN ADJ 1 2 3 U4 7812 GND INOUT 1 23 U5 7912 D19 D20 C36 22 C37 22 C34 .1 C35 .1 R13 330k R1 1M D21 D22 WJ1 BLACK WJ2 WHITE R15 4.7k R7 100k Q1 J111 R57 1M D14 C29 1 C30 .1 63V C31 .1 63V C23 .01 C22 .47 63V C7 .0033 C8 .0033 C2 100pF R59 47 P6PW6 T

12、P1 100mVAC TP2 307mVAC TP3 192mVAC TP4 145mVAC TP5 143mVAC TP6 143mVAC TP7 6.70VAC TP10 +21.7VDC TP11 -21.7VDC TP12 +12.5VDC TP13 -12.5VDC TP16 +10.4VDC TP20 -12.5VDC C9 1 R9 4.7k R10 20k C6 .22 R55 5.6k R58 5.6k C12 2.2 C5 1 C42 .001 C4 .0022 TP17 +5.8VDC TP18 0VDC TP19 -12.4VDC TP14 +0.6VDC TP15 -0.6VDC TP8 16.8VAC TP9 16.8VAC -12V +12V -22V +22V -22V +22V -22V +22V -12V -12V -12V +12V +12V -12V +22V -22V RadioFans.CN 收音机爱 好者资料库 RadioFans.CN 收音机爱 好者资料库