DBX-120XP-synt-sch维修电路原理图.pdf

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1、ECN#DATEECN#DATEDESCRIPTIONREVISIONREVISIONDESCRIPTION|LINKA0NEW SCHEMATIC REV A0 RELEASE TO PRODUCTION5.1.95-A1CHANGE RL10, RL8 TO 1.62K 1%3465.9.95|056181A7.001|056181A7.002|056181A7.003A2DELETED 70-4130 ADDED 70-412313281/23/97A3CHANGE 44-0026 TO 44-0051, CHANGE 70-1037 TO 70-1004,CHANGE 70-4131

2、TO 704124139004/10/97A4CHANGE PARTS TO AUTO-INSERTION PARTS56-5054 TO 56-000956-3104 TO 56-001456-3110 TO 56-001556-3109 TO 56-001256-5047 TO 56-000660-0322 TO 60-040260-0318 TO 60-0055DELETE 10 JUMPER TEST POINTS, 36-0095190412/14/97A5CHANGE 3 PIN HEADER FROM 32-2116 TO 32-10801169/1/98A6C801 & C80

3、2, USE 60-1026 INSTEAD OF 60-10393713/22/99A7ADD TEST POINTS TP1-10 WITH 0 OHM RESISTOR 50-0317MOVE C753 (60-0402) TO THE 05 LEVEL MOVE C704L,C704R,C705L AND C705R (62-0041) TO THE 12 LEVEL14029/7/00Wednesday, November 01, 2000056181A7.000A7dbx 120XP SUBHARMONIC SYNTHESIZER 80-6181dbx Professional P

4、roducts8760 South Sandy ParkwaySandy, Utah 84070B03TitleSizeDocument NumberRevDate:Sheet of RadioFans.CN 收音机爱好者资料库CHANNEL 1INPUTOUTPUTCHANNEL 2INPUTSUBWOOFEROUTPUTOUTPUTSUBWOOFERLEVELBYPASS120 Hz80 HzXOVERNORMXOVERNORM120 Hz80 HzBYPASS120 Hz80 Hz120 Hz80 HzLF BOOSTLF BOOSTWednesday, November 01, 20

5、00056181A7.001A7dbx 120XP SUBHARMONIC SYNTHESIZER 80-6181dbx Professional Products8760 South Sandy ParkwaySandy, Utah 84070B13TitleSizeDocument NumberRevDate:Sheet of +15V+15V+15V+15V+15V+15V+15V-15V-15V-15V-15V-15V-15V-15VIC17ATL072D3241IC17BTL072D5678IC2ATL072D3241IC2BTL072D5678IC3BTL072D5678R716R

6、169K 1%S3DSW440131A10111214R716L169K 1%J702LJ323135321J702RJ323135321J701LJ323135321R714L84.5K 1%R714R84.5K 1%R717R84.5K 1%R717L84.5K 1%IC4BTL072D5678R715L42.2K 1%R715R42.2K 1%R705L10.0K 1%R707L10.0K 1%R708L10.0K 1%J703J323135321R726L2.00K 1%R92.00K 1%R726R2.00K 1%R110.0K 1%R210.0K 1%R310.0K 1%R410.

7、0K 1%R510.0K 1%R712R15.0K 1%R712L15.0K 1%R706R10.0K 1%R705R10.0K 1%R707R10.0K 1%R708R10.0K 1%R720KR727R47R1047R727L47S3BSW440131A456R724L10.0K 1%IC4ATL072D3241J701RJ323135321IC3ATL072D3241VR71020K402090123R724R10.0K 1%C705R220PJ100DC705L220PJ100DR710L7.50K 1%R703L7.50K 1%R704L7.50K 1%R703R7.50K 1%R7

8、10R7.50K 1%R704R7.50K 1%S2ASW440051123S2BSW440051456S3ASW440131A123S3CSW440131A78913S1CSW440131A78913S1DSW440131A10111214C704L220PJ100DC704R220PJ100DIC9ANE55323214R610.0K 1%IC9BNE55325678IC7ANE55323214IC7BNE55325678IC12BTL072D5678R730R22KIC12ATL072D3241R794L7.50K 1%R729R10.0K 1%R706L10.0K 1%R729L10.

9、0K 1%R730L22KR794R7.50K 1%VR705A20K402091132VR705B20K402091465C706R33PJ100DC706L33PJ100DC707L1J63FC708L1J63FR83.92K 1%R701L11.0K 1%R702L11.0K 1%R701R11.0K 1%R702R11.0K 1%C707R1J63FC708R1J63FR725R931 1%R725L931 1%C711R.033JC710R.033JC711L.033JC710L.033JC715R.22JC715L.22JC716L.33JC716R.33JSUBHARMONIC

10、OUTFREQUENCY SYNTHESIS INRadioFans.CN 收音机爱好者资料库BYPASS60 HZ30HZ45HZSUBHARMONICLEVEL90HZWednesday, November 01, 2000056181A7.002A7dbx 120XP SUBHARMONIC SYNTHESIZER 80-6181dbx Professional Products8760 South Sandy ParkwaySandy, Utah 84070B23TitleSizeDocument NumberRevDate:Sheet of +15V+15V+15V+15V+15V

11、+15V+15V+15VVSSVDD+15V-15V-15V-15V-15V-15V-15V-15V-15V-15V-15VVR71120K402090123IC15BTL072D5678IC8ATL072D3241IC11ATL072D3241IC14BTL072D5678IC18BTL072D5678R7A2100KR745100KR747100KR753100KR759100KR760100KR767100KR803100KR7A127.4K 1%R73724.3K 1%IC11BTL072D5678R7514.7MR7644.7MR798150K 1%R740110K 1%R74115

12、.0K 1%IC10ATL072D3241R75510.0K 1%R76910.0K 1%R804100KVR70920K402090123R7573.24K 1%R7434.87K 1%R7504.7KIC15ATL072D3241IC16ATL072D3241VR70820K402090123CR7071N4148IC18ATL072D3241R7634.7KIC14ATL072D3241R76615KR75215KIC16BTL072D5678R75410.0K 1%R74275.0K 1%R73847.5K 1%IC8BTL072D5678IC6BTL072D5678IC10BTL07

13、2D5678S2DSW440051101112IC6ATL072D3241R7494.7KR7624.7KR735OMITR73610.0K 1%IC13BCD4013D9Q13CLK11Q12R10S8CR7081N4148IC13ACD4013D5Q1CLK3Q2R4S6R744150K 1%R746100KCR7061N4148CR7051N4148R75649.9K 1%R758100K 1%R765100KR76810.0K 1%C7261J63FC7271J63FC7321J63FC7331J63FR7393.92K 1%R7612.49K 1%R7482.49K 1%R79922

14、1K 1%R90122MR90222MQ7082N3904123Q7092N3904123C750.10JC752.10JC751.010JC75322NPM25E1C825.010JC724.10JC723.10JC729.10JC730.10JC826.010JC719.33JC721.010JC720.10JC717.10JC718.10JTP80-RTP100-RTP90-RTP70-RFREQUENCY SYNTHESIS IN30Hz LED METER45Hz LED METERSUBHARMONIC OUTBYPASSXOVERNORMXOVERBYPASSPOWERAUTOM

15、ATICTEST UNIT30Hz45HzTO POWER TRANSFORMERWednesday, November 01, 2000056181A7.003A7dbx 120XP SUBHARMONIC SYNTHESIZER 80-6181dbx Professional Products8760 South Sandy ParkwaySandy, Utah 84070B33TitleSizeDocument NumberRevDate:Sheet of +15V+15V+15V+15V+15V+15V+15V+15V+15V+15V+15V+15V-15V-15V-15V-15V-1

16、5V-15V-15V-15V+15V+RAW-15V-15V-15V-15V-15V-15V+15V-RAW-15V+15V+RAW-RAW+15V-15VIC1CLM339D981412IC1ALM339D5423IC1BLM339D761CR10LEDG702093CR11LEDY702092CR12LEDR702094IC5BLM339D761IC5ALM339D5423IC5CLM339D981412CR13LEDG702093CR14LEDY702092CR15LEDR702094R90010CR8011N4004PCB180-6181-ARL91.21K 1%RL71.21K 1%

17、R104100K 1%R10349.9K 1%R10249.9K 1%IC1DLM339D111013R10010.0K 1%R105100K 1%IC5DLM339D111013R8B915.0K 1%R8B72.00K 1%R8B61.00K 1%R7861.05K 1%SC1SC340125CR8021N4004R121.21K 1%S1ASW440131A123CR1LEDG702093R114.7KCR2LEDB702102GRS2CSW440051789CR800BRW024132HS1HS704215HS2HS704215C805.1MDC807.1MDC809.1MDC811.

18、1MDC815.1MDC817.1MDC819.1MDC823.1MDC824.1MDC820.1MDC818.1MDC816.1MDC812.1MDC810.1MDC808.1MDC806.1MDC102.1MDC1001J63FC1011J63FC7251J63FC7311J63FR8B86.98K 1%R10110.0K 1%RL101.62K 1%RL81.62K 1%IC197815-VI1G2O3C804100M25E1C803100M25E1J2HDR321182123456789IC207915-VI2G1O3J1BHDR3210802J1AHDR3210801J1CHDR32

19、10803C8021000M50EC8011000M50ETP10-RTP20-RTP50-RTP60-RTP30-RTP40-R45Hz LED METER30Hz LED METER056181a7.pls?&l0?(s0P?(s15H?(s8V?(s0S?&l6D?&l66P?&l3E?&a7L?&a120M?&l61FDOD Software Page 1dbx 120XP SUBHARMONIC SYNTHESIZER 80-6181 Revised: September 7, 2000056181A7.001 Revision: A7Bill Of Materials Septem

20、ber 13, 2000 9:28:30 Quan Reference Part SYMAN Description_ 12 C100,C101,C707L,C707R, 1J63F 56-5036 1 uF Cap 63V 5% M/Plyes Rad C708L,C708R,C725,C726, C727,C731,C732,C733 17 C102,C805,C806,C807,C808, .1MD 62-3068 .1 uF Cap 50V 20% Ceramic Z5U C809,C810,C811,C812,C815, C816,C817,C818,C819,C820, C823,

21、C824 4 C704L,C704R,C705L,C705R 220PJ100D 62-0041 220 pF Cap 100V 5% Ceramic Disc 2 C706L,C706R 33PJ100D 62-0040 33 pF Cap 100V 5% Ceramic Disc 4 C710L,C710R,C711L,C711R .033J 56-0009 .033 uF Cap 50V 5% Poly Film 333J ammo 2 C715L,C715R .22J 56-0014 .22 uF Cap 50V 5% Stacked Metal Pet 224J ammo 3 C71

22、6L,C716R,C719 .33J 56-0015 .33 uF Cap 50V 5% Stacked Metal Pet 334J ammo 9 C717,C718,C720,C723,C724, .10J 56-0012 .10 uF Cap 50V 5% Stacked Metal Pet 104J ammo C729,C730,C750,C752 4 C721,C751,C825,C826 .010J 56-0006 .010 uF Cap 50V 5% Poly Film 103J ammo 1 C753 22NPM25E1 60-0402 22 uF Cap 25V -20/+2

23、0% Elect. NP , T&R 2 C801,C802 1000M50E 60-1026 1000 uF Cap 50V -20/+20% Elect Alum Rad 2 C803,C804 100M25E1 60-0055 100 uF Cap 25V -20/+20% Elect-D T&R 3 CR1,CR10,CR13 LEDG702093 70-2093 Green Light Emitting Diode, T1 1 CR2 LEDB702102 70-2102 Red/Grn Light Emitting Diode, T1 C/B0.1 2 CR11,CR14 LEDY

24、702092 70-2092 Yellow Light Emitting Diode, T1 2 CR12,CR15 LEDR702094 70-2094 Red Light Emitting Diode, T1 4 CR705,CR706,CR707,CR708 1N4148 70-0002 1N4148 Diode Silicon Switching, 75 Volts PIV 1 CR800 BRW02 70-0166 Bridge Rectifer 2 CR801,CR802 1N4004 70-0009 1N4004 Rect 1A 400V 2 HS1,HS2 HS704215 7

25、0-4215 Heatsink, PCB Mount, Vert., for TO-220 2 IC1,IC5 LM339D 72-4306 LM339 Quad Comparator 13 IC2,IC3,IC4,IC6,IC8,IC10, TL072D 72-4315 TL072 Dual JFet-Input Op-Amp IC11,IC12,IC14,IC15,IC16, IC17,IC18 2 IC7,IC9 NE5532 72-4316 5532 Low Noise Dual Op-Amp 1 IC13 CD4013 72-4324 CD4013 Dual D Flip-Flop

26、1 IC19 7815-V 70-4123 7815 +15 Volt 1 A Voltage Regulator TO-220 VERT 1 IC20 7915-V 70-4124 7915 -15 Volt 1 A Voltage Regulator TO-220 VERT 1 J1 HDR321080 32-1080 3 Pin Header, 0.1 spacing, 0.025 sq pins, Locking 1 J2 HDR321182 32-1182 9 Pin Hdr, 5X2, Straight, .23, 0.1 spacing 5 J701L,J701R,J702L,J

27、702R, J323135 32-3135 Jack, 1/4 Phone, PC Mount, Hor., Non-shorting J703 1 PCB1 80-6181-A 80-6181-A dbx 120XP MAIN PCB, RAW 2 Q708,Q709 2N3904 70-1004 2N3904 NPN, Gen. Purp. Amplifier/Switching Transistor 25 R1,R2,R3,R4,R5,R6,R100, 10.0K 1% 52-0107 10.0 KOhm Resistor 1% 1/4 Watt Metal Film R101,R705

28、L,R705R,R706L, R706R,R707L,R707R,R708L, R708R,R724L,R724R,R729L, R729R,R736,R754,R755, R768,R769 1 R7 20K 50-0023 20 KOhm Resistor 5% 1/4 Watt Carbon Film 2 R8,R739 3.92K 1% 52-2059 3.92 KOhm Resistor 1% 1/4 Watt Metal Film 4 R9,R8B7,R726L,R726R 2.00K 1% 52-0186 2.00 KOhm Resistor 1% 1/4 Watt Metal

29、Film 3 R10,R727L,R727R 47 50-0166 47 Ohm Resistor 5% 1/4 Watt Carbon Film 5 R11,R749,R750,R762,R763 4.7K 50-0015 4.7 KOhm Resistor 5% 1/4 Watt Carbon Film 3 R102,R103,R756 49.9K 1% 52-0020 49.9 KOhm Resistor 1% 1/4 Watt Metal Film?DOD Software Page dbx 120XP SUBHARMONIC SYNTHESIZER 80-6181 Revised:

30、September 7, 2000056181A7.001 Revision: A7Bill Of Materials September 13, 2000 9:28:30 056181a7.plsQuan Reference Part SYMAN Description_ 3 R104,R105,R758 100K 1% 52-0305 100 KOhm Resistor 1% 1/4 Watt Metal Film 4 R701L,R701R,R702L,R702R 11.0K 1% 52-0105 11.0 KOhm Resistor 1% 1/4 Watt Metal Film 8 R

31、703L,R703R,R704L,R704R, 7.50K 1% 52-2090 7.50 KOhm Resistor 1% 1/4 Watt Metal Film R710L,R710R,R794L,R794R 4 R714L,R714R,R717L,R717R 84.5K 1% 52-0005 84.5 KOhm Resistor 1% 1/4 Watt Metal Film 2 R715L,R715R 42.2K 1% 52-0026 42.2 KOhm Resistor 1% 1/4 Watt Metal Film 2 R716L,R716R 169K 1% 52-0283 169 K

32、Ohm Resistor 1% 1/4 Watt Metal Film 2 R725L,R725R 931 1% 52-2018 931 Ohm Resistor 1% 1/4 Watt Metal Film 2 R730L,R730R 22K 50-0025 22 KOhm Resistor 5% 1/4 Watt Carbon Film 1 R735 OMIT 00-0000 This part has been omitted 1 R737 24.3K 1% 52-0086 24.3 KOhm Resistor 1% 1/4 Watt Metal Film 1 R738 47.5K 1%

33、 52-2167 47.5 KOhm Resistor 1% 1/4 Watt Metal Film 1 R740 110K 1% 52-0301 110 KOhm Resistor 1% 1/4 Watt Metal Film 1 R742 75.0K 1% 52-0009 75.0 KOhm Resistor 1% 1/4 Watt Metal Film 1 R743 4.87K 1% 52-0137 4.87 KOhm Resistor 1% 1/4 Watt Metal Film 2 R744,R798 150K 1% 52-0288 150 KOhm Resistor 1% 1/4

34、Watt Metal Film 2 R748,R761 2.49K 1% 52-0141 2.49 KOhm Resistor 1% 1/4 Watt Metal Film 2 R751,R764 4.7M 50-0291 4.7 MOhm Resistor 5% 1/4 Watt Carbon Film 2 R752,R766 15K 50-0019 15 KOhm Resistor 5% 1/4 Watt Carbon Film 1 R757 3.24K 1% 52-0124 3.24 KOhm Resistor 1% 1/4 Watt Metal Film 1 R786 1.05K 1%

35、 52-0207 1.05 KOhm Resistor 1% 1/4 Watt Metal Film 1 R799 221K 1% 52-0272 221 KOhm Resistor 1% 1/4 Watt Metal Film 1 R900 10 50-0001 10 Ohm Resistor 5% 1/4 Watt Carbon Film 2 R901,R902 22M 50-0307 22 MOhm Resistor 5% 1/4 Watt Carbon Film 1 R7A1 27.4K 1% 52-0085 27.4 KOhm Resistor 1% 1/4 Watt Metal F

36、ilm 11 R7A2,R745,R746,R747,R753, 100K 50-0036 100 KOhm Resistor 5% 1/4 Watt Carbon Film R759,R760,R765,R767,R803, R804 1 R8B6 1.00K 1% 52-0133 1.00 KOhm Resistor 1% 1/4 Watt Metal Film 1 R8B8 6.98K 1% 52-2086 6.98 KOhm Resistor 1% 1/4 Watt Metal Film 4 R8B9,R712L,R712R,R741 15.0K 1% 52-0050 15.0 KOh

37、m Resistor 1% 1/4 Watt Metal Film 3 RL7,RL9,R12 1.21K 1% 52-0202 1.21 KOhm Resistor 1% 1/4 Watt Metal Film 2 RL8,RL10 1.62K 1% 52-0131 1.62 KOhm Resistor 1% 1/4 Watt Metal Film 2 S1,S3 SW440131A 44-0131 4PDT Slide Switch, 2MM Actuator, RA 1 S2 SW440051 44-0051 Mini In/Out 4PDT Switch (12 Pin) E-Swit

38、ch 1 SC1 SC340125 34-0125 Switch Cap, Black 10 TP1,TP2,TP3,TP4,TP5,TP6, 0-R 50-0317 0 Ohm Resistor 5% 1/4 Watt Carbon Film Radial T&R TP7,TP8,TP9,TP10 1 VR705 20K402091 40-2091 20 K A 12mm Rot Pot X2, 20mm Knurled shaft 4 VR708,VR709,VR710,VR711 20K402090 40-2090 20 K A 12mm Rot Pot, 20mm Knurled shaft