Peavey_PV8_Mixer_Service_Manual 电路图.pdf

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1、Patents: Note: All thru hole Resistors are 1/4 Watt unless otherwise indicated. All SMT 1206 Resistors are 1/4 Watt. All SMT 0805 Resistors are 1/10 Watt. Note Capacitor Values are indicated as Follows: val P = pF (picoFarads) val * 10 exp-12 val N = nF (nanoFarads) val * 10 exp-9 (1N=1000pF, 100N=0

2、.1uF) val U = uF (microFarads) val * 10 exp-6 INDEX SHEETDESCRIPTION REV EngDate: Revision Description A B C D E F ECN# Meridian, MS 39301 Peavey Electronics Corp. P. O. Box 2898 Title: ofSheetSaved: Eng:Release Date: Project Number: Product: B A 21 B A 21 C *Company Proprietary Information* Copyrig

3、ht Peavey Electronics Corporation 2005. PV8 1121-6-2004_16:51 RadioFans.CN 收音机爱 好者资料库 GND1 GND1 GND1 GND-LED + + + + + + + Meridian, MS 39301 Peavey Electronics Corp. P. O. Box 2898 Sheet Title: Title: SheetDate:of B A 21 B A 21 C + - + - + - + - + L W CW BLBR L W CW L W CW BLBR L W CW BLBRBLBR L W

4、CW BLBR L W CW BLBR H1 H2 L1 L2 W1 W2 LFT RT BLBRBLBR CGND RS S R TS T RS S R TS T + + + - GND1 GND1 L W CW CHANNEL 1 INSERT LINE EFX SEND PAN LOW Z MIC MONITOR LOW EQ HIGH EQ MID EQ CLIP LEVEL C160 50V39P R414 30.1K R415 30.1K R161 15K R160 15K VR125K SP MON R204 10K R298 1MEG R178 100K R177 100K R

5、290 150K R225 6.81K R224 6.81K 7 5 6 U2 4565 C98 35V47UC99 35V47U NC NC J2 V_NIN +15V J1 V_NIN VR7 10K VR8 50K VR7 10K 25A/25C VR3 10K VR8 50K B VR6 50K VR6 50K B VR1 25K VR2 50K VR2 50K B VR4 50K VR4 50K B VR3 10K B VR5 50K VR5 50K B C254 6.3V1000U 1 3 2 U3 4565 1 3 2 U2 4565 1 3 2 U1 4565 7 5 6 U1

6、 4565 R328 68K R73 10K C123 50V39P PV8 1-11-2005_13:10212 C180 50V120N D43 1N4148 D42 1N4148 R357 22K R36 3.3K TOEQ1 MONGND GND0 EFXGND EFX RIGHT BUSGND LEFT 1PK3 R53 100 R72 10K 1PK2 -15V +15V R273100 C97 35V47U TOEQ1 1PK1 C37 35V47U R392 100 C96 35V47U C36 35V47U C35 35V47U R152 22 R130 100K R129

7、100K 1 4 3 2 J17 XLR3FV 4.99K R382 R381 4.99K C121 50V39P R320 22.1K R319 22.1K C13 50V 470P C12 50V 470P 470P 50V C11 R406 8.25K R405 8.25K R186 1.1K R185 1.1K 47U50V C167 +48 -15V +15V C166 50V47U Q14 2SD786S 2SD786S Q13 C120 50V39P R391 100 R203 10K R390 100 R244 0 R272 100 R7110K R7010K D75 RED

8、1PK3 1PK2 1PK1 C90 50V100N Q2 MMBTA13LTI R69 10K C3 50V1.8N R338 1.5K 6.8K R6 C188 50V68N 6.8K R5 R4 6.8K R74 10K R337 1.5K R212 8.2K 6.8K R3 C152 50V 22N C122 50V39P D47 1N4148 D46 1N4148 D45 1N4148 D44 1N4148 D41 1N4148 -IN1 +IN1 RadioFans.CN 收音机爱 好者资料库 GND2 GND2 GND-LED + + CGND + + + + + + Merid

9、ian, MS 39301 Peavey Electronics Corp. P. O. Box 2898 Sheet Title: Title: SheetDate:of B A 21 B A 21 C + - + - + - + - + - + L W CW L W CW L W CW BLBRBLBRBLBRBLBR L W CW L W CW L W CW BLBRBLBRBLBR GND2 H1 H2 L1 L2 W1 W2 LFT RT BLBR RS S R TS T RS S R TS T + GND2 GND2 L W CW CHANNEL 2 INSERT LINE EFX

10、 SEND PAN LOW Z MIC MONITOR LOW EQ HIGH EQ MID EQ CLIP LEVEL C161 50V39P R416 30.1K R417 30.1K R162 15K R163 15K VR925K SP MON R299 1MEG R180 100K R179 100K R291 150K R226 6.81K R227 6.81K C103 35V47U NC NC J4 V_NIN J3 V_NIN +15V VR15 10K VR15 10K 25A/25C VR16 50K VR14 50K VR13 50K VR16 50K B VR14 5

11、0K B VR13 50K B VR12 50K VR11 10K VR9 25K VR10 50K VR11 10K B VR10 50K B VR12 50K B C255 6.3V1000U 6.8K R7 1 3 2 U5 4565 7 5 6 U5 4565 7 5 6 U3 4565 1 3 2 U4 4565 7 5 6 U4 4565 TOEQ22PK2 2PK3 2PK2 2PK1 TOEQ2 2PK1 +IN2 PV8 1-11-2005_13:10312 R329 68K R80 10K C127 50V39P C102 35V47U C181 50V120N D54 1

12、N4148 D53 1N4148 R358 22K R37 3.3K MONGND GND0 EFXGND EFX RIGHT BUSGND LEFT R54 100 R79 10K -15V +15V R275100 C101 35V47U C40 35V47U R206 10K R395 100 C100 35V47U C39 35V47U C38 35V47U R153 22 R132 100K R131 100K 1 4 3 2 J18 XLR3FV 4.99K R384 R383 4.99K C126 50V39P R322 22.1K R321 22.1K C16 50V 470P

13、 C15 50V 470P 470P 50V C14 R408 8.25K R407 8.25K R188 1.1K R187 1.1K 47U50V C169 +48 -15V +15V C168 50V47U Q16 2SD786S 2SD786S Q15 C125 50V39P R394 100 R205 10K R393 100 R245 0 R274 100 R7810K R7710K D76 RED 2PK3 C91 50V100N Q3 MMBTA13LTI R76 10K C4 50V1.8N R340 1.5K 6.8K R10 C189 50V68N 6.8K R9 R8

14、6.8K R75 10K R339 1.5K R213 8.2K C153 50V 22N C124 50V39P D52 1N4148 D51 1N4148 D50 1N4148 D49 1N4148 D48 1N4148 -IN2 RadioFans.CN 收音机爱 好者资料库 GND3 GND3 GND-LED + + CGND + + + + + + + Meridian, MS 39301 Peavey Electronics Corp. P. O. Box 2898 Sheet Title: Title: SheetDate:of B A 21 B A 21 C + - + - +

15、 - + - + - BLBR L W CW BLBR L W CW L W CW L W CW BLBR L W CW BLBR L W CW BLBRBLBR GND3 + H1 H2 L1 L2 W1 W2 LFT RT BLBRBLBR RS S R TS T RS S R TS T GND3 GND3 L W CW INSERT LINE EFX SEND PAN LOW Z MIC MONITOR LOW EQ HIGH EQ MID EQ CLIP LEVEL CHANNEL 3 C162 50V39P R418 30.1K R419 30.1K R164 15K R165 15

16、K VR1725K SP MON R300 1MEG R182 100K R181 100K R292 150K R228 6.81K R229 6.81K J6 V_NIN J5 V_NIN NC NC VR24 50K VR23 10K VR23 10K 25A/25C C256 6.3V1000U VR22 50K VR18 50K VR18 50K B VR19 10K VR19 10K B VR20 50K VR20 50K B VR24 50K B VR22 50K B VR21 50K VR21 50K B VR17 25K 1 3 2 U8 4565 7 5 6 U7 4565

17、 1 3 2 U7 4565 1 3 2 U6 4565 7 5 6 U6 4565 TOEQ3 3PK1 TOEQ3 +15V 3PK3 3PK2 3PK1 3PK2 3PK3 PV8 1-11-2005_13:10412 R330 68K C107 35V47U R86 10K C131 50V39P C106 35V47U C182 50V120N D61 1N4148 D60 1N4148 R359 22K R38 3.3K MONGND GND0 EFXGND EFX RIGHT BUSGND LEFT R55 100 R85 10K -15V +15V R277100 C105 3

18、5V47U C43 35V47U R208 10K R398 100 C104 35V47U C42 35V47U C41 35V47U R154 22 R134 100K R133 100K 1 4 3 2 J19 XLR3FV 4.99K R386 R385 4.99K C130 50V39P R324 22.1K R323 22.1K C19 50V 470P C18 50V 470P 470P 50V C17 R410 8.25K R409 8.25K R190 1.1K R189 1.1K 47U50V C171 +48 -15V +15V C170 50V47U Q18 2SD78

19、6S 2SD786S Q17 C129 50V39P R397 100 R207 10K R396 100 R246 0 R276 100 R8410K R8310K D77 RED C92 50V100N Q4 MMBTA13LTI R82 10K C5 50V1.8N R342 1.5K 6.8K R14 C190 50V68N 6.8K R13 R12 6.8K R81 10K R341 1.5K R214 8.2K 6.8K R11 C154 50V 22N C128 50V39P D59 1N4148 D58 1N4148 D57 1N4148 D56 1N4148 D55 1N41

20、48 -IN3 +IN3 GND4 GND4 GND-LED + + + CGND + + + + + + + Meridian, MS 39301 Peavey Electronics Corp. P. O. Box 2898 Sheet Title: Title: SheetDate:of B A 21 B A 21 C + - + - + - + - + - GND4 BLBR L W CW L W CW L W CW BLBRBLBR L W CW L W CW BLBRBLBR L W CW BLBRBLBR H1 H2 L1 L2 W1 W2 LFT RT BLBR RS S R

21、TS T RS S R TS T GND4 GND4 L W CW CHANNEL 4 INSERT LINE EFX SEND PAN LOW Z MIC MONITOR LOW EQ HIGH EQ MID EQ CLIP LEVEL C163 50V39P R420 30.1K R421 30.1K R167 15K R166 15K VR2525K SP MON R301 1MEG R184 100K R183 100K R293 150K R230 6.81K R231 6.81K J8 V_NIN J7 V_NIN NC NC VR31 10K VR31 10K 25A/25C V

22、R32 50K VR27 10K VR27 10K B VR28 50K VR26 50K VR26 50K B VR28 50K B VR30 50K VR29 50K VR32 50K B VR30 50K B VR29 50K B VR25 25K 4PK3 4PK2 4PK1 4PK3 4PK2TOEQ4 -IN4 +IN4 TOEQ4 4PK1 7 5 6 U8 4565 7 5 6 U10 4565 1 3 2 U10 4565 1 3 2 U9 4565 7 5 6 U9 4565 PV8 1-11-2005_13:10512 R331 68K C111 35V47U R92 1

23、0K C135 50V39P C110 35V47U C183 50V120N D68 1N4148 D67 1N4148 R360 22K R39 3.3K MONGND GND0 EFXGND EFX RIGHT BUSGND LEFT R56 100 R91 10K +15V -15V +15V R279100 C109 35V47U C46 35V47U R210 10K R401 100 C108 35V47U C45 35V47U C44 35V47U R155 22 R136 100K R135 100K 1 4 3 2 J20 XLR3FV 4.99K R388 R387 4.

24、99K C134 50V39P R326 22.1K R325 22.1K C22 50V 470P C21 50V 470P 470P 50V C20 R412 8.25K R411 8.25K R192 1.1K R191 1.1K 47U50V C173 +48 -15V +15V C172 50V47U Q20 2SD786S 2SD786S Q19 C257 6.3V1000U C133 50V39P R400 100 R209 10K R399 100 R247 0 R278 100 R9010K R8910K D78 RED C93 50V100N Q5 MMBTA13LTI R

25、88 10K C6 50V1.8N R344 1.5K 6.8K R18 C191 50V68N 6.8K R17 R16 6.8K R87 10K R343 1.5K R215 8.2K 6.8K R15 C155 50V 22N C132 50V39P D66 1N4148 D65 1N4148 D64 1N4148 D63 1N4148 D62 1N4148 GND5 GND5 GND5 GND5 GND5 GND5 GND5 + + GND-LED + CGND + + + + Meridian, MS 39301 Peavey Electronics Corp. P. O. Box

26、2898 Sheet Title: Title: SheetDate:of B A 21 B A 21 C + GND5 + - + - + - + - + - + - L W CW BLBR L W CW BLBR L H W L H W LH W LH W LH W LH W LH W LH W BLBRBLBRBLBRBLBR H1 H2 L1 L2 W1 W2 LFT RT BLBR L H W L H W BLBR RS S R TS T RS S R TS T GND5 + + R WW 2 R 1 CHANNEL 5/6 STEREO LEVEL LEVEL MUTE EFX S

27、END LOW EQ HIGH EQ MID EQ LOW EQ HIGH EQ MID EQ LEFT INPUT RIGHT INPUT PAN R46 6.8 R234 4.7 J21 RCA_4V MON 5PK2 D8 1N4148 D7 1N4148 D6 1N4148 D5 1N4148 R239 68K R238 68K R302 1MEG R294 150K C113 35V47U C51 35V47U J9 V_NIN NC J10 V_NIN VR40 50K 4 6 5 VR40 50K B 1 3 2 VR40 50K B VR39 10K VR39 10K 25A/

28、25C VR33 50K VR34 50K VR35 10K VR36 50K 46 5 VR35 10K B 13 2 VR35 10K B 46 5VR34 50K B 13 2VR34 50K B 46 5VR36 50K B 13 2VR36 50K B 4 6 5 VR33 50K B 1 3 2 VR33 50K B VR38 50K VR38 50K B VR37 50K VR37 50K B 5 4 6 S1 PP2P2T 2 1 3 S1 PP2P2T RCAIN6R RCAIN6L 7 5 6 U13 4565 1 3 2 U13 4565 7 5 6 U12 4565 1

29、 3 2 U12 4565 7 5 6 U11 4565 1 3 2 U11 4565 5PK3 5PK1 5PK2 5PK3 5PK3 5PK2 5PK1 +15V C52 35V47U PV8 5-12-2004_11:06612 R196 1.1K R195 1.1K R219 8.2K R218 8.2K R95 10K R362 22K R314 2.2K R361 22K C50 35V47U C137 50V39P C49 35V47U C112 35V47U C48 35V47U R194 1.1K R193 1.1K C26 50V 470P C25 50V 470P C24

30、 50V 470P C23 50V 470P C47 35V47U C261 50V22P C260 50V22P -15V +15V -15V +15V C185 50V120N C8 50V1.8N R348 1.5K 6.8K R26 C193 50V68N 6.8K R25 R24 6.8K R94 10K R347 1.5K R217 8.2K 6.8K R23 C157 50V 22N C184 50V120N C7 50V1.8N R346 1.5K 6.8K R22 C192 50V68N 6.8K R21 R20 6.8K R93 10K R345 1.5K R216 8.2

31、K 6.8K R19 C156 50V 22N C136 50V39P R281 100 R99 10K R98 10K LEFT BUSGND RIGHT GND0 R248 0 R280 100 EFX EFXGND R315 2.2K MONGND R402 100 D71 1N4148 R363 22K R40 3.3K D79 RED C94 50V100N Q6 MMBTA13LTI D70 1N4148 D69 1N4148 R332 68K C114 35V47U R96 10K C138 50V39P R333 68K C115 35V47U R97 10K C139 50V

32、39P GND6 GND6 GND6 GND6 GND6 + + GND-LED + CGND + + + + + + Meridian, MS 39301 Peavey Electronics Corp. P. O. Box 2898 Sheet Title: Title: SheetDate:of B A 21 B A 21 C GND6 GND6 + - + - + - + - + - + - L W CW L W CW BLBRBLBR GND6 L H W L H W LH W LH W LH W LH W L H W L H W LH W LH W BLBRBLBRBLBRBLBR

33、 H1 H2 L1 L2 W1 W2 LFT RT BLBRBLBR RS S R TS T RS S R TS T GND6 + LEVEL LEVEL MUTE EFX SEND LOW EQ HIGH EQ MID EQ LOW EQ HIGH EQ MID EQ LEFT INPUT RIGHT INPUT PAN CHANNEL 7/8 STEREO R47 6.8 R235 4.7 MON 6PK2 D12 1N4148 D11 1N4148 D10 1N4148 D9 1N4148 R241 68K R240 68K R303 1MEG R295 150K C57 35V47U

34、J11 V_NIN NC J12 V_NIN VR48 50K VR47 10K VR47 10K 25A/25C VR41 50K VR42 50K VR43 10K VR44 50K 46 5 VR43 10K B 13 2 VR43 10K B 4 6 5 VR48 50K B 1 3 2 VR48 50K B 46 5VR44 50K B 13 2VR44 50K B 46 5VR42 50K B 13 2VR42 50K B 4 6 5 VR41 50K B 1 3 2 VR41 50K B VR46 50K VR45 50K VR45 50K B VR46 50K B 7 5 6

35、U16 4565 1 3 2 U16 4565 7 5 6 U15 4565 1 3 2 U15 4565 7 5 6 U14 4565 1 3 2 U14 4565 RCAIN6R RCAIN6L 6PK3 6PK2 6PK1 6PK3 6PK2 6PK1 6PK3 PV8 5-12-2004_11:06712 +15V C58 35V47U R200 1.1K R199 1.1K R223 8.2K R222 8.2K R105 10K R366 22K R317 2.2K R365 22K C56 35V47U C142 50V39P C55 35V47U C117 35V47U C11

36、6 35V47U C54 35V47U R198 1.1K R197 1.1K C30 50V 470P C29 50V 470P C28 50V 470P C27 50V 470P 5 4 6 S2 PP2P2T 2 1 3 S2 PP2P2T C53 35V47U C263 50V22P C262 50V22P -15V +15V -15V +15V C187 50V120N C10 50V1.8N R352 1.5K 6.8K R34 C195 50V68N 6.8K R33 R32 6.8K R103 10K R351 1.5K R221 8.2K 6.8K R31 C159 50V

37、22N C186 50V120N C9 50V1.8N R350 1.5K 6.8K R30 C194 50V68N 6.8K R29 R28 6.8K R102 10K R349 1.5K R220 8.2K 6.8K R27 C158 50V 22N C140 50V39P R283 100 R101 10K R100 10K LEFT BUSGND RIGHT GND0 R249 0 R282 100 EFX EFXGND R316 2.2K MONGND R403 100 D74 1N4148 R364 22K R41 3.3K D80 RED C95 50V100N Q7 MMBTA

38、13LTI D73 1N4148 D72 1N4148 R335 68K C119 35V47U R106 10K C143 50V39P R334 68K C118 35V47U R104 10K C141 50V39P + + + + CGND RS S R TS T RS S R TS T + GND0 + + CGND Meridian, MS 39301 Peavey Electronics Corp. P. O. Box 2898 Sheet Title: Title: SheetDate:of B A 21 B A 21 C + - + - + - + - + - L W CW

39、BLBR GND0 L H W L H W BLBRBLBR RS S R TS T RS S R TS T + - L W CW + CGND GND0 GND0 EFX RETURN EFX SEND MONITOR/EFX MONITOR SEND R367 22K R48 6.8 R266 47K R373 68K R267 68K R368 22K C61 35V47U VR50 50K B R107 10K C144 50V39P 7 5 6 U17 4565 MON R236 4.7 R243 68K R242 68K NC NC NC J16 V_NIN NC NC J15 V

40、_NIN R57 100 VR50 50K VR49 50K 4 6 5 VR49 50K B 1 3 2 VR49 50K B VR51 50K VR51 50K B 7 5 6 U19 4565 1 3 2 U19 4565 7 5 6 U18 4565 1 3 2 U18 4565 1 3 2 U17 4565 PV8 6-9-2004_11:06812 R60 100 R59 100 C64 35V47U C63 35V47U C62 35V47U R110 10K R374 33K R268 47K EFXGND EFX MONGND R58 100 R286 100 C147 50

41、V39P R265 47K R285 100 C146 50V39P C145 50V39P C60 35V 47U J24 V_NIN J23 V_NIN R250 0 R284 100 R108 10K RIGHT R175 18.2K R174 18.2K C32 50V 470P R202 1.1K GND0 BUSGND LEFT C265 50V22P C264 50V22P C31 50V 470P R201 1.1K C68 35V47U C67 35V47U C66 35V47U C65 35V47U NC SHUNT_PAD CGND T1 S2 S3 T3 S4 T4 T

42、2 S1 TOP W R W R + + + + + GND0 GND0 GND0 GND0 + GND0 GND-LED RS S R TS T RS S R TS T RS S R TS T CGND CGND Meridian, MS 39301 Peavey Electronics Corp. P. O. Box 2898 Sheet Title: Title: SheetDate:of B A 21 B A 21 C GND10 + - + - + - + - + - + - L H W GND0 BLBR L H W SHUNT_PAD TAPE TO MAIN CTRL/ROOM

43、 LEFT CTRL/ROOM RIGHT HEADPHONE OUT TAPE-HEADPHONE/CTRL ROOM TAPE TO CTRL RM R370 47K R148 47K R377 47K R369 47K R147 47K R378 47K R309 14.3K R306 14.3K C72 35V 47U R172 3.3K TAPERIGHTIN P5 5 4 6 S4 PP2P2T TAPELEFTIN R376 10K R111 10K R288 100 1 3 2 VR52 50K B VR52 50K 4 6 5 VR52 50K B 7 5 6 U22 456

44、5 1 3 2 U22 4565 7 5 6 U21 4565 1 3 2 U21 4565 7 5 6 U20 4565 1 3 2 U20 4565 2 1 3 4 P4 CAB4X1 PV8 6-24-2005_8:46912 R64 100 R63 100 J22 V_INS J26 V_NIN J25 V_NIN R413 0 R252 0 V+48 -15V RRCAIN LRCAIN RCAGND LEFTOUT R297 2.21K R296 2.21K C33 50V 470P R354 150 R353 150 R122 10K R121 10K R120 10K R119

45、 10K R118 10K R117 10K R116 10K R115 10K R62 100 R311 47K R173 3.3K R287 100 R310 47K R114 10K R113 10K R112 10K RIGHT BUSGND GND0 +15V+16V GND +48V -16V GND 1 2 3 4 5 6 7 8 9 10 11 12 P2 CAB12X4 RIGHTOUT RCAGND LRCAIN RRCAIN 1 2 3 4 5 6 7 8 9 10 11 12 P1 CAB12X4 TAPELEFTIN R308 47K R307 47K R61 100

46、 HP_LEFT 2 1 3 S4 PP2P2T 5 4 6 S3 PP2P2T 2 1 3 S3 PP2P2T C69 35V47U HP_RIGHT HP_RIGHT HP_LEFT LEFTOUT C267 50V22P RIGHTOUT TAPERIGHTIN LEFT C266 50V22P C34 50V 470P C149 50V39P C148 50V39P C76 35V47U C75 35V47U C74 35V47U C73 35V47U C71 35V47U C70 35V 47U R251 0 GND10 GND0 J13 RCA_ROW NC NC NC NC NC

47、 NC NCNC 2 1 3 4 P3 CAB4X1 R271 100 R375 10K P6 + GND0 + GND0 GND0 GND0 CGND CGND Meridian, MS 39301 Peavey Electronics Corp. P. O. Box 2898 Sheet Title: Title: SheetDate:of B A 21 B A 21 C + + - + - + - + - + - + - RS S R TS T RS S R TS T + - + - + + + L H W L H W MASTER SECTION LEFT OUT RIGHT OUT

48、CONTOUR CONTOUR 80 Hz 80 Hz 4 6 5 VR53 10K - 1 3 2 VR53 10K - C179 50V220N C178 50V220N C258 6.8N50 C259 6.8N50 R422 3.3K R423 3.3K R157 11.5K R156 11.5K R139 47K R141 47K R140 47K R145 47K R144 47K R146 47K R142 47K R143 47K C78 35V47U C77 35V47U 5 4 6 S6 PP2P2T C84 35V47U C270 50V33N 7 5 6 U23 456

49、5 6 5 7 4565 U26 J28 V_NIN J27 V_NIN 5 4 6 S5 PP2P2T 1 3 2 U26 4565 6 5 7 4565 U25 1 3 2 U25 4565 6 5 7 4565 U24 1 3 2 U24 4565 1 3 2 U23 4565 R51 169K C82 35V47U PV8 1-12-2005_16:031012 R52 169K R50 169K R49 169K R67 100 R66 100 R65 100 C271 50V33N C269 50V33N C268 50V33N R138 100K 2 1 3 S5 PP2P2T C164 50V100PC83 35V 47U C151 50V39P C150 50V39P R380 33K R379 33K R126 10K R125 10K LSUMPK RSUMPK 2 1 3 S6 PP2P2T RIGHT LEFT R270 47K R269 47K R313 47K R289 100 R124 10K R123 10K R68 100 R312 47K C81 35V47U C80 35V 47U C165 50V100P RIGHTOUT LEFTOUT BUSGND BUSGND C79 35V47U R137 100K NC NC N