Ampeg-SVT5Pro-pwr-sch 电路图 维修手册.pdf

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1、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 AND BE SURE POWER SUPPLY IS DISCHARGED BEFORE TOUCHING INTERNAL PARTS. 1) CAUTION: SHOCK HAZARD!

2、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. DO NOT PERFORM ANY SERVICING BEYOND THAT EXPLAINED IN THE OPERATING INSTRUCTIONS. DCBA 1 FE 1 S

3、ignatures: Checked: Drawn: Sheet Class Code: THE INFORMATION CONTAINED ON THIS DRAWING IS PROPRIETARY TO Drawing Size: Drawing Type: Schematic Released: REVDateDESCRIPTION E Tolerance: Plot Date: Plot Time: Wed Oct 31, 2001 A 7/26/01 1 WFB CONTROL ISSUE 0 10/31/01 INITIAL ISSUE C of Drawing Title: D

4、rawing Number: NONE 2 Ecr(s)/Ecn(s) First Used On: ST. LOUIS MUSIC, INC Date: 5/15/01 11880 Borman Drive, St. Louis, MO 63146 Chgd By Appvd by F SVT5PROa 07 2 BASS PREAMP B Date 4 3 DCBA 4 3 2 NOTES: THIS SCHEMATIC IS PROVIDED FOR USE BY QUALIFIED PERSONNEL. CAUTION: TO AVOID RISK OF ELECTRIC SHOCK,

5、 REFER SERVICING TO QUALIFIED 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 M

6、EASURED WITH 1 MEGOHM OSCILLOSCOPE 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:

7、 Drawing Type: Schematic Released: REVDateDESCRIPTION E Tolerance: Plot Date: Plot Time: Wed Oct 31, 2001 A 7/26/01 1 WFB CONTROL ISSUE 0 10/31/01 INITIAL ISSUE C of Drawing Title: Drawing Number: NONE 2 Ecr(s)/Ecn(s) First Used On: ST. LOUIS MUSIC, INC Date: 5/15/01 11880 Borman Drive, St. Louis, M

8、O 63146 Chgd By Appvd by F SVT5PROa 07s566-xx 2 BASS PREAMP B Date 4 3 R24B 100K D3B 1N754 6.8V 6 5 7 IC1B:B NJM2060D R25B 470 6 1 OVERDRIVE CHANNEL BREAKOFF D4B 1N754 6.8V C17B 470 pF 100V TO J4A 1 2 3 4 5 6 7 8 9 10 J18B C12B .1 R20B 2.2K C18B 100 pF 200V R19B 22K 22K R23B S G D J175 Q6B R56B 100K

9、 R21B 10K C15B .047 100V -15VA +15VA (BASS PREAMP A) R49B 100K 1 100K R54B 100K R53B 1 13 12 14 IC2B:D NJM2060D CW OD LEVEL P6B 250K A DS G Q5B J175 1 * * * * * -14VA R12B 100 -15VA 0V2.2V pp -14V 0V.3V pp 2.4V pp0V 0V CHAN. SELECT BUTTON IN .8V pp TP9 TP10 TP11 TP8 TP11-0V TP7BOOST BUTTON IN GATE B

10、UTTON IN W/O SIGNAL CONDITIONS:WAVEFORM VOLTAGE T.P. DC VOLTAGE AC 0V- .09V pp0V 0V1.3V pp 5.8V pp0V 12V MUTE BUTTON IN - TP5 TP6 TP7 TP4 TP4 TEST POINT CONDITIONS 1 2 3 4 5 1KHZ 35mVrms INPUT SIGNAL CLEAN GAIN, VOLUMES, MASTER 10 OVERDRIVE GAIN, TONES 5 BUTTONS OUT * TEST POINT ON 07565-XX SCHEMATI

11、C D1B 1N754 6.8V C9B 470 pF 100V R13B 22K D2B 1N754 6.8V R9B 3.3M CW 250K A P1B GAIN C4B 10 35V 2 3 1 IC2B:A NJM2060D 1 1 TO 2 TC 3 TI SW2B:A BOOST 4 TO 5 TC 6 TI SW2B:B BOOST 1 9 10 8 IC1B:C NJM2060D .01 100V C11B R5B 330 R26B 4.7K TP7 1 G DS Q3B J175 1N914 D6B 2 3 1 IC1B:A NJM2060D C24B 2.2 2N5088

12、 Q2B 470 R46B C27B 1 TP8 R35B 47K R39B 100K D5B 1N914 Q1B 2N5088 C23B 56 pF 200V R42B 10K 2.2K R41B +15VA 1 1 C8B C10B .047 100V 1 C7B R11B 100 C6B .047 100V +14VA R37B 47K C22B .0033 100V C20B .0068 R30B 33K R28B 2.2K CW 10K L P2B BASS 13 12 14 IC1B:D NJM2060D R44B 10K R40B 47K CW P4B:A 100K RA CW

13、100K RA P4B:B FREQUENCY CW 10K A P3B MID 1 1 IC1B411 Power Table -15VA-14VA+15VA+14VARefDes OPT1B 6.8K 15.4K 1% R38B +15VA -15VA 6 1% 1/2W 100K R7B 6.8K R16B 1M R4B C32B .0015 100V C31B .0047 CW 10K L P5B TREBLE R18B 100K 1/2W 1% 1M R52B R45B 6.8K 6 C33B 1 D9B 1N914 R47B 100K 6 5 7 IC2B:B NJM2060D S

14、D G J175 Q4B 100K R51B C14B 100 pF 200V 10 O 11 C 12 I SW2B:D GATE 7 O 8 C 9 I SW2B:C GATE TP11 1 R43B 15.4K 1% R36B 1K C26B .015 9 10 8 IC2B:C NJM2060D C25B .0033 100V R31B 100 TP9 IC2B411 ASSEMBLY PART NUMBER ASSEMBLY DWG NUMBER 07-566-01 07-566-XX RadioFans.CN 收音机爱 好者资料库 DCBA 4 3 2 NOTES: THIS SC

15、HEMATIC 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 AND BE SURE POWER SUPPLY IS DISCHARGED BEFORE TOUCHING INTERNAL PARTS. 1) CAUTION: SHOCK HAZARD! 2) UNLESS NOTED, RESISTOR

16、 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. DO NOT PERFORM ANY SERVICING BEYOND THAT EXPLAINED IN THE OPERATING INSTRUCTIONS. DCBA 1 FE 1 Signatures: Checked: Drawn

17、: Sheet Class Code: THE INFORMATION CONTAINED ON THIS DRAWING IS PROPRIETARY TO Drawing Size: Drawing Type: Schematic Released: REVDateDESCRIPTION E Tolerance: Plot Date: Plot Time: Wed Oct 31, 2001 A 7/26/01 2 WFB CONTROL ISSUE 0 10/31/01 INITIAL ISSUE C of Drawing Title: Drawing Number: NONE 2 Ecr

18、(s)/Ecn(s) First Used On: ST. LOUIS MUSIC, INC Date: 5/15/01 11880 Borman Drive, St. Louis, MO 63146 Chgd By Appvd by F SVT5PROa 0 2 BASS PREAMP B Date 4 3 DCBA 4 3 2 NOTES: THIS SCHEMATIC IS PROVIDED FOR USE BY QUALIFIED PERSONNEL. CAUTION: TO AVOID RISK OF ELECTRIC SHOCK, REFER SERVICING TO QUALIF

19、IED 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 OSCI

20、LLOSCOPE 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 R

21、eleased: REVDateDESCRIPTION E Tolerance: Plot Date: Plot Time: Wed Oct 31, 2001 A 7/26/01 2 WFB CONTROL ISSUE 0 10/31/01 INITIAL ISSUE C of Drawing Title: Drawing Number: NONE 2 Ecr(s)/Ecn(s) First Used On: ST. LOUIS MUSIC, INC Date: 5/15/01 11880 Borman Drive, St. Louis, MO 63146 Chgd By Appvd by F

22、 SVT5PROa 07s566-xx 2 BASS PREAMP B Date 4 3 TUNER OUTPUT PRE BAL OUTPUT CLEAN FX SEND R17B 1M AUDIO GND OD BAL OUTPUT OD FX SEND PRE AUDIO GND CLEAN FX RETURN OD FX RETURN CLEAN BAL OUTPUT BIAMP LOW FREQ OUTPUT BIAMP HIGH FREQ OUTPUT 4 7 1 2 3 4 5 6 7 8 9 10 11 12 J17B TO J5A OCI SW3B:D OCI SW3B:C

23、OD/MIX D10B 1N4007TR 1KV PIV C29B 10 450V 5 D11B 1N4007TR 1KV PIV C34B 10 100V R48B 1 1/2W 5per FP 5 2 1 J19B D7B 1N4007TR 1KV PIV D8B 1N4007TR 1KV PIV 10 C30B 450V 5 (BASS PREAMP A) 4 7 FERRITE L1B 1 2 3 4 5 6 7 8 J16B TO J10A TOTCTI SW3B:A OD/MIX TOTCTI SW3B:B R15B 2.2K R14B 2.2K (BASS PREAMP A) C

24、16B .0022 100V 4 C5B .0022 100V R22B 6.8K R10B 6.8K O I C GND LIFT SW4B:B O I C GND LIFT SW4B:A 1 3 2 J10B CLEAN BAL OUT 1 3 2 J11B OD BAL OUT 4 4 4 C1B .1 R8B 2.2K R6B 2.2K RING RING_SW TIP_SW TIP SLVE_SW SLEEVE 7 8 LOW OUT J12B TIP SLVE_SW TIP_SW SLEEVE J13B HIGH OUT 22 C13B FERRITE L2B 5 C28B 10

25、450V R55B 47K R50B 1M 5 2 1 J20B 450V 47 C36B R34B 2.2K C35B .1 R33B 2.2K 4 4 TIP SLVE_SW TIP_SW SLEEVE J6B CLEAN FX SEND RING RING_SW TIP_SW TIP SLVE_SW SLEEVE 7 8 TUNER OUT J5B TIP SLVE_SW TIP_SW SLEEVE J9B OD FX RTN TIP SLVE_SW TIP_SW SLEEVE J8B OD FX SEND R27B 2.2K C19B 2.2 R29B 2.2K 4 TIP SLVE_

26、SW TIP_SW SLEEVE J7B CLEAN FX RTN C21B 2.2 R32B 2.2K 4 LINE OUTS (BASS PREAMP A) 1 I 2 C 5 C 3 O 6 O 4 I SW1B MIX/SEPARATE MIX/SEPARATE BREAKOFF 1 2 3 4 5 6 7 8 J15B TO J7A OD FS GND SWITCH COMBINE FS RING CHANNEL FS TIP SWITCH COMBINE FS RING SWITCH DIRTY GND CHANNEL FS TIP DIRTY GND DIRTY GND (BAS

27、S PREAMP A) 3 OCTAVE OUT TIP CLEAN/MIX OUTPUT CLEAN OUTPUT OD OUTPUT AUDIO GND POST SELECT OUTPUT B POST SELECT OUTPUT A 1 2 3 4 5 6 7 8 J14B TO J6A OCTAVE IN RING 3 R3B 2.2K R2B 2.2K R1B 2.2K 3 SLVE_SW SLEEVE TIP_SW RING RING_SW TIP J3B OCTAVE TIP SLVE_SW TIP_SW SLEEVE CLEAN/MIX J2B 3 2 3 C2B .1 C3

28、B .1 TIP SLVE_SW TIP_SW SLEEVE J1B OD RING RING_SW TIP_SW TIP SLVE_SW SLEEVE 7 8 CHANNEL/COMBINE FS J4B 4 4 RadioFans.CN 收音机爱 好者资料库 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 H

29、AZARDOUS 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 OSCILLOSCOPE AND 10 MEGOHM D

30、IGITAL 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 Released: REVDateDESCRIPT

31、ION E Tolerance: Plot Date: Plot Time: Fri Jun 13, 2003 0 8/30/01 1 WFB NOISE ISSUES, BOARD TO -02 N01232 1 5/23/03 CONTROL ISSUE C of Drawing Title: Drawing Number: NONE 4 Ecr(s)/Ecn(s) First Used On: ST. LOUIS MUSIC, INC Date: 6/4/01 11880 Borman Drive, St. Louis, MO 63146 Chgd By Appvd by F 07S56

32、5 2 PWA-BASS PREAMP A Date 4 3 -15V K B TO SHEET 2 MFS FROM SHEET 3 TO J12A +15V C18A .1 R64A 47K .01 100V C4A +15V R137A 2.2M R7A 47.5K 1% R12A 100K R23A 470K 2 3 1 IC1A:A TLO-72 +14V R16A 470K .1 C5A TP4 1N914 D15A R26A 100K R47A 22K R41A 100K 1 C15A R39A 220K 2 1 J3A 220 R45A R48A 47K +15V -15V C

33、23A .047 100V OPT2A 33K C24A .0022 100V .047 400V C20A R24A 100K C14A 470 pF 100V D1A RED PEAK +15V CW GAIN 1M LOG P1A R40A 330K R32A 100K C12A 1 -14V +14V R46A 100K 6 5 7 IC3A:B NE5532 C17A .1 100V D11A 1N914 C8A .022 R18A 47K C10A 100 pF 200V 6 5 7 IC1A:B TLO-72 C 68K R35A J CLFXSND TO SHEET 2 TP5

34、 L TP2 -15V A R4A 12 1/2W R38A 47K R6A 100K 6 5 7 IC2A:B TLO-72 1N914 D25A 1% 10K R9A D8A 1N914 1 2 3 J12A 1% 1/2W 3.32K R132A R30A 100K R43A 22K R131A 221K 1/2W 1% 75 98 6 J13A:B +15V R1A 12 1/2W D12A 1N914 R60A 100K R2A 221K 1/2W 1% C3A .1 400V R34A 100K 1/2W 1% R28A 220K 220K R59A R49A 1M D26A 1N

35、914 R11A 1M C9A .047 100V R13A 4.7K +15V R31A 10K 1 2 3 J2A +15V TO J20B -15V TO SHEET 2 R42A 100K R50A 330K +15V W1A BLUE WIRE W2A WHT WIRE ON TUBE BREAK-OFF BD FROM J2A OPT1A 1N914 R17A 470K 1N914 D6A R22A 470K O I C SW1A:D Q1A 2N5210 O I C SW1A:C .1 C59A 50V 1N914 D5A C16A .0047 100V TO J3A (ON B

36、ASS PRE-AMP B) 2 1 J14A OPT4A 35V 22 2 1 J11A +15V -15V C44A .047 100V R44A 22K VTL-5C3 OC1A SEVEN TO SHEET 2 1N914 D10A 4.7K R37ACW 50K A P3A MID FROM J14A 330K R36A C19A 220 pF 400V R33A 100K R51A 47K 9 10 8 IC4A:C TLO-74 4 TO 5 TC 6 TI SW2A:B 1 TO 3 TI 2 TC SW2A:A C11A 1 C13A .015 10 O 11 C 12 I

37、SW2A:D R29A 1M R14A 4.7K 7 O 8 C 9 I SW2A:C R19A 68K 1N914 D4A TO SHEET 2 FROM SHEET 2 Q7A 2N5210 TO SHEET 2 S D G Q8A J112 4 TO 5 TC 6 TI SW3A:B COMPRESSOR G S D Q2A J175 1 TO 2 TC 3 TI SW3A:A COMPRESSOR R5A 1M 1/2W 1% ON MAIN BD R8A 100K 20 G RED W3A RING_SW TIP_SW SLEEVE TIP RING J1A INPUT R21A 2

38、2K 2 3 1 IC2A:A TLO-72 1N914 D7A D9A 1N914 -14V TO TI TC SW1A:A -15 db TO TI TC SW1A:B -15 db G S D Q5A J175 G S D Q6A J175 2 3 1 IC3A:A NE5532 1% 47.5K R133A 24 93 1 J13A:A TP3 C22A .022 2N5210 Q4A TP1 Q3A MPS-A13 R25A 2.7K R27A 100K R15A 1.5K C7A 1 50V 4.7K R20A FROM SHEET 2 CW BASS P2A 250K A CW

39、TREBLE P4A 250K A RadioFans.CN 收音机爱 好者资料库 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 AND BE SURE POWER SUPPLY IS DISCHARGED BEFORE TOUCHING

40、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. DO NOT PERFORM ANY SERVICING BEYOND THAT EXPLAINED IN

41、 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 Released: REVDateDESCRIPTION E Tolerance: Plot Date: Plot Time: Fri Jun 13, 2003 0 8/30/01 2 WFB NOISE ISSUES, BOAR

42、D TO -02 N01232 1 5/23/03 CONTROL ISSUE C of Drawing Title: Drawing Number: NONE 4 Ecr(s)/Ecn(s) First Used On: ST. LOUIS MUSIC, INC Date: 6/4/01 11880 Borman Drive, St. Louis, MO 63146 Chgd By Appvd by F 07S565 2 PWA-BASS PREAMP A Date 4 3 A B K C +15V J +15V OD OUTPUT OD FX SEND DIRTY GND -15V +15

43、V AUDIO GND OD INPUT -15V +15V +15V -22V -15V +15V -15V EIGHT HIGH_F LOW_F TO J15B TO SHEET 3 BIAMP AUDIO GND CLEAN/MIX OUTPUT OCTFS TO J18B (ON BASS PRE-AMP B) OD FX RET SWITCHING GATE SENSE D22A 1N914 C25A 22 R135A 100K D21A 1N914 R105A 1.8K TP13 1N914 D28A C26A .015 R56A 150K Q14A 2N5210 +15V EIG

44、HT FROM SHEET 1 R58A 10K 8.2K R69A D24A 3.3V 1N746ARL +15V R67A 10K R85A 1.5K R78A 47K +15V R81A 47K TP15 220K R115A R66A 47K R62A 100K R82A 100K C37A 2.2 R95A 10K C28A 2.2 1N914 D13A R71A 470K TP6 .033 C35A R86A 10K TO SHEET 1 G S D J175 Q18A 13 12 14 TLO-74 IC6A:D C39A 1 C41A .22 R94A 10K G S D Q1

45、1A J175 TO J17B PREOUT1 PREOUT2 C31A .01 100V +15V CLEAN OUTPUT OD OUTPUT OCTAVE OUT TIP FROM SHEET 3 D23A 1N914 R72A 100K C21A 2.2 R103A 470K 1N914 D30A 6 5 7 TLO-74 IC4A:B BI-LEVEL D3A 220 R55A C60A .22 50V C32A .022 100V G DS Q12A J175 13 12 14 IC4A:D TLO-74 S D G J112 Q10A 9 10 8 IC6A:C TLO-74 R

46、52A 100K .22 C34A +15V 1N914 D19A 13 Q 12 Q 9 DATA 8 SET 10 RESET 11 CLK IC5A:B CD4013 C38A .22 R70A 100K R96A 22K TP14 1 2 3 4 5 6 7 8 J7A 47K R84A (ON BASS PRE-AMP B) 1 2 3 4 5 6 7 8 9 10 11 12 J5A L TO SHEET 1 FROM SHEET 1 OCTAVE SECTION FROM SHEET 3 FROM SHEET 3 FROM SHEET 1 DIRTY GND DIRTY GND

47、TO J14B +15V TO SHEET 3 D18A 1N914 R136A 100K TO SHEET 1 (A BAL CW0VTP17 4V8V 0.4V pp0V 0V0.4V pp 0V0V 15V FREQ. CCW; BAL CW FREQ. CW; BAL CCW FREQ. CW; BAL CCW OCTAVE FOOTSW. CLOSED- TP16 TP16 TP17 TP14 TP15 TEST POINT CONDITIONS 1 2 3 4 5 1KHZ 35mVrms INPUT SIGNAL CLEAN GAIN, VOLUMES, MASTER 10 OV

48、ERDRIVE GAIN, TONES 5 BUTTONS OUT * TEST POINT ON 07566-XX SCHEMATIC CONDITIONS:WAVEFORM VOLTAGE T.P. DC VOLTAGE AC TEST POINTS 0V0.4V pp -1.8V 0V1.4V pp -1.5V 0V PAD BUTTON IN 2.5V pp TP2 TP3 TP3 TP1 TP1 COMPRESSOR BUTTON IN 0V2.2V pp -14V 0V.3V pp 2.4V pp0V 0V CHAN. SELECT BUTTON IN .7V pp TP9 TP1

49、0 TP11 TP8 TP11-0V TP7BOOST BUTTON IN GATE BUTTON IN W/ NO SIGNAL CONDITIONS:WAVEFORM VOLTAGE T.P. DC VOLTAGE AC 0V- -0V 0V- -14V 14V CHAN. SELECT BUTTON IN COMBINE BUTTON IN - TP13 TP13 TP14 TP12 TP12 2007 LOUD Technologies Inc. All rights re served Power Amplifi er PCB SchematicsPAGE 1 SVT-5PRO 2007 LOUD Technologies Inc. All rights re served Power Amplifi er PCB S