Denon-AVR3312-avr-sch维修电路图 手册.pdf

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1、130 A+ - B +- A OUTPUT A-INPUT A+INPUT V- B+INPUT B-INPUT B OUTPUT V+ A+ - B +- A OUTPUT A-INPUT A+INPUT V- B+INPUT B-INPUT B OUTPUT V+ DGND M3.3V SWM3.3V 2312:SHIFT2312:SLEEPPRESET1Quick Select3 DGND DA+8V DA-8V VAUXR AGND VAUXL MICGND MIC VGND VAUXV H/PL H/PGND H/PR B/PIRIN_DE POWERKEY REDLED FL_C

2、LK FL_DATA FL_CE SWM5V FLRST GRNLED NC(DIRECTLED) NC(ILLUMILED) MICDET H/PDET KEY1 KEY2 KEY3 ISELA ISELB VSELA VSELB FRONT_IRIN H/PL H/PR H/PDET ISELB ISELA +-O VCC +-OVEE V.AUX PART H/PGND H/PR H/PDET_IN VAUXV V/GND VAUXR AGND VAUXL VAUXR VAUXR AGND VSELA VSELB MASTER VOL. FIP & KEY PART FIL1 OPEN

3、FIL2 OPEN VKK GND OPEN VKK VKK GND SWM3.3V 19G 18G Q19G RESET M3.3V SWM5V SWM3.3V FROM TRANSFORMER FROM DIGITAL CONNECT (PAGE 15/30) SWM3.3V VOUTGND VCC VAUXL MICGND +-O +-O VEE MIC PART ZONE2 ON/OFF Quick Select1 Quick Select2 3312:ZONE2/REC Quick Select4DIMMER 2312:ZONE2 SELECTINTERNET R.PRESET3ST

4、ATUS PRESET2 ON/STANDBY ISELA ISELB POWER LED PART VOLUME ENCODER PART H/PL D/GND ON/STANDBY D/GND FUNCTION ENC. H/PGND HEAD PHONE PART D/GND VKK GND D/GND D/GND OPTIONOPTION NC(M-DAXLED_MZ) NC(A-DSXLED_MZ) DGND DC42V AC37V GND +DATA -DATA VBUS USB BD TO ETHERNET PHY (PAGE 26/30) VBUS USBD+ USBD- DG

5、ND DGND REDLEDGRNLED REDLED M3.3V SWM3.3V M3.3V GRNLED REDLED POWERKEY D/GND AGND AGND VAUXL DGND DGND ISELB ISELA D/GND DGND DA+8V DA+8V DA-8V DA-8V DGND MICGND DA+8V MICDET AGNDAGND VAUXR VAUXL VAUXV V/GND VAUXV V/GND DGND DGND H/PGND H/PGND DGND H/PDET_IN SWM3.3V DGND H/PGND H/PGND SWM3.3V DGND Q

6、17G FUNCTION ENCODER PART Q18G 17G FIP POWER PART FIL1 VKK FIL2 VKK GND FIL1 VKK FIL2 VKK GND FIL1 FIL2 VKK GND DGND DGND DGND DGND SWM3.3V SWM3.3V Active L SWM3.3V Active H IR RECEIVER -DATA-DATA +DATA +DATA 3312:PRESET CH - 2312: 3312:PRESET CH+ 2312:PRESET CH- 3312:ZONE3 SELECT SELECT 2312: PRESE

7、T CH+ 3312: 3312:ZONE3 ON/OFF D/GND POWERKEY GRNLED REDLED GND ISLAND H/PGND H/PGND BK611 BK612 7654321 CN602 YMAW025-03R C6006 OPEN R6001 200 R6002 200 R60030 R60040 C6001 OPEN R60051.0 R6006 2.2 C6021 10/50V D60216.8V R6024 4.7(1W) C6022 0.1uF/100V C6023 0.1uF/100V C6024 470uF/63V C6025 1/50V R602

8、5 4.7K R6026 4.7K Q6026 KTC1027YT D6026 18V D6027 24V C6027 1/50V C6032 OPEN R6033 10(0.25W) R6034 10(0.25W) C6034 0.1uF C6035 OPEN D6041 1SS355T D6042 OPEN D6051 1SS355T D6061 1SS355T D6052 OPEN D6062 OPEN R6041 100 R6051 100 R6061 100 R6042 100K R6052100K R6062100K R6043 47K R6044 390K Q6042 2SC30

9、52 R6053 47K R6054 390K Q6052 2SC3052 Q6062 2SC3052 R6063 47K R6064 390K C6011 OPEN C6012 OPEN C603130P R6071100 R6072 100 R6073 100 C6071 100P C6072 100P C6073 100P C6008 OPEN R6101390 R6102390 R610347K D6103OPEN LD603OPEN LD602 SIR341ST3FT0 Q6112 RT1P141C 321 VccGNDVOUT RC601 KSM-603TH5B C6113 0.1

10、uF C6114 47/16V Q6081 RT1N141C R6082 10K R6083 100 R6031 27K R6032 220K R6123OPENR6122OPEN GR LD604 OPEN Q6121 OPEN Q6123 OPEN C6082 10/50V C6081 0.1uF LD605 OPEN R6124 OPEN C6124 OPEN R6125 OPEN Q6124 OPEN R6154 220 R6153 180 R6152 150 R6151 100 SW605 SW604 SW603 SW602 SW601 Q6311 RT1P141C Q6312 RT

11、1P141C Q6313 RT1N141C Q6314 RT1N141C8765 4321 IC601 AZ4580MTR R6613 100 R6614 100 C6523 10/50V C6601 10/50V C6603 330P C6604 330P R6607 100K R6605 100K L6601 0 C6692OPEN C66910.1uF D6691 OPEN D6692OPEN D6512 OPEN C6511 OPEN C65120.1uF D6511 OPEN C6501 1000pF C6502 1000pF R6503 100 R6601 470 R6602 47

12、0 R6631 OPEN LUG65 CHASSIS 1 2 3 7 8 JK605 PJ-612AG C6353 OPEN C6354 OPEN R6354 4.7K R6353 4.7K R6352 100 R6351 100 C6422 OPEN C6421 OPEN C6424 0.047uF C6423 0.047uF R6424 4.7K R6423 4.7K RG LD601 BL-BJEGJ204-L R6301 2.2K R6302 560 R6303 560 SW631 1 2 3 VR604 EC16B24SAAD4ZZZ R6422 100 R6421 100 F600

13、1 0.1A/250V JK606 RCA-328HG-03 LUG61 CHASSIS 8765 4321 IC607 AZ4580MTR R6718 100 R6704100K R6723 100 R672018K R6719 820 C6719 100/16V C6720 82P C6417 0.047uF C6705 OPEN C67530.1uF R67261K D6712 5.1V C6712 10/50V D6730 5.1V D6729 5.1V C6729OPEN C67311/50V C67321/50V PGND 47 464262 F2 TSB 58 VH TSA VD

14、D 19G 56 55 18G 54 53 LGND OSC RESET CS Q19G DA CP Q18G Q17G 17G F1 574352 51 50 49 4845 441 FL60119ST02GINK R6165 330 R6164 220 R6163 180 R6162 150 R6161 100 SW616 SW615 SW614 SW613 SW612 SW611 R6175 330 R6174 220 R6173 180 R6172 150 R6171 100 SW626 SW625 SW624 SW623 SW622 SW621 C6425 0.1uF LUG64 C

15、HASSIS C6356 0.1uF LUG62 CHASSIS D6751 OPEN D6752 OPEN C6751 OPEN 54321 BN605B 54321 BN605A WIRE/5P/2mm/50mm/UL1007/#24/B-TO-B Q6702 OPEN R6711 2.2K R6217OPEN C6127 OPEN R6126OPEN C6126OPEN R6305 OPEN C6301 OPEN R6306 OPEN C6302 OPEN L6501 0 C66941/50V C66930.1uF D6693OPEN D6694OPEN R6604 100K R6603

16、 100K C6621OPEN C66230.1uF C6622OPEN C66240.1uF C6352 0.01uF C6351 0.01uF C6902OPEN C6903OPEN C6904OPEN C6905OPEN C6906OPEN C6907OPEN C6908OPEN C6909OPEN C6910OPEN C6911OPEN C6912OPEN C6913OPEN C6914OPEN C6915OPEN C6916OPEN C6917OPEN C6918OPEN D6836CDS3C05 C6803220/10V C68020.1uF C6801OPEN R68032.2K

17、 D6835 CDS3C05 D6803 CDS3C05 C6835OPEN C6836 OPEN C6839OPEN C6837OPEN C6838OPEN 1234 JK608 U250FD004BY L6001 BLM21PG221SN1 R6838 0 R6837 0 C68120.1uF LUG68 CHASSIS 54321 BN608 WIRE/5P/2mm/550mm/UL2725/#24/28/USB D6811OPEN D6812OPEN C6811OPEN C6322OPEN C63210.1uF D6321 OPEN D6322 OPEN LUG63 CHASSIS Q

18、6125 OPEN R6178 OPEN Q6126 OPEN R6177 OPEN C6514 1/50V C65130.1uF C67550.1uF C6754 OPEN R6632 0 R68410 R68420 R6721 4.7K J6352 J6351 J6723 J6402 J6356 J6732 J6731 J6751 J6613 J6601 J6614 J6632 J6693 J6354 C6044 JMP R6702 33K C67020.1uF C6726 0.047uF C6723 OPEN C6733 1/50V R6734100K C6735 100P R6179

19、0 R6224OPEN R6225OPEN R6132OPEN C6132 OPEN R6133OPEN C6133 OPEN Q6122 OPEN Q6127 OPEN R6727 OPEN R6426 OPEN 1 2 3 VR601 EC16B24SAAD4ZZZ 4038 39 36 37 34 35 32 33 30 31 28 2927 2620 2123 2224 2519 1816 1715 14 13 12 11 10 9 8 7 6 5 4 3 2 1 CN69A FPC 1.0-11S-40PW L6841 OPEN D6024 1N4007ST D6023 1N4007

20、ST 1 3 2 JK607 YKB21-5165V R6180 OPEN R6730 15K Q6703 RT1N141C C6919OPEN C6920OPEN C6921OPEN C6922OPEN C6923OPEN C6924OPEN C6925OPEN C6926OPEN C6927OPEN C6009 OPEN C6083 0.047uF C6084 0.01uF R6134 1K R6135 47K R6016 10 7654321 BN601 WIRE/7P/2mm/50mm/UL1007/#24 7654321 CN601 A2008WR0-7P 987654321 CN4

21、04 A2008WR0-9P 987654321 BN604 WIRE/9P/2mm/50mm/UL1007/#24 D6501 OPEN D6701 OPEN C6115 OPEN C6116 OPEN C6117 OPEN C6503 0.1uF C6303 OPEN FRONT_1 KEY1 KEY2 KEY3 HP_R HP_L FRONT_IRIN HDAUDIOLED 3DREDLED 3DGRNLED B/PIRIN_DE REDLED GRNLED POWERKEY ISELA ISELB FL_DATA FL_CE FL_CLK FRONT_IRIN POWERKEY RED

22、LED FLRST H/PDET H/PDET VAUXR VAUXL MICDET MIC VAUXV VSELA VSELB GRNLED KEY1 KEY2 KEY3 ISELA ISELB 3DGRNLED 3DREDLED HDAUDIOLED FL_DATA FL_CLK FL_CE FLRST B/PIRIN_DE HP_L HP_R STBY POWERGNDPOWER +POWER - 87654321 A B C D E F SCHEMATIC DIAGRAMS (1/30) USB UNIT FRONT UNIT d RadioFans.CN 131 ANALOG AUD

23、IO SIGNAL LINE FL FR FL FR C SL SR +HIGHB +HIGHB -HIGHB -HIGHB HIGHGND HIGHGND PREGND OPEN 1612/1912 C FL AGND SL C SR FR SBL SBR AGND AGND AGND AGND AGND DC_DET4 DC_DET3 ASO_DET THERMALDETB THERMALDETA TO SPK PART (PAGE 4/30) TO SPK PART (PAGE 4/30) FROM DIGITAL CON.PART (PAGE 15/30 ) FROM INPUT PA

24、RT (PAGE 12/30) FROM AMP 2 PART (PAGE 3/30) TO AMP 2 PART (PAGE 3/30) 13121110987654321 CN461 A2008WV0-13P R7101 1.2K R7102 470K C7101 22/50V C7102 470P R7103 33K R7104 0 Q7104 KTA1268BL R7114 56K(1W) Q7105 KTA1268BL C7105 2200P(1608) R7106 150 R7107 150 R7105 1W 1k C7104 220P(1608) Q7114 KTA1024Y R

25、7116 1.2K R7117 1.2K R7115 100K ZD714 5.1V R7108 1W 1k D7105 OPEN D7106 OPEN C7106 100/50V R7112 33K C7112 220P/100V R7111 1W 3.3k R7109 220 R7110 220 Q7120 KTC3206Y C7120 220P/100V Q7121 KTC3206Y R7120 2W 15K Q7118 KTA1024Y D7118 1SS133M R7118 1W 270 R7119 1W 270 D7108 1SS133M D7109 1SS133M C7121 4

26、70P/500V R7121 1W 270 C7122 OPEN R7122 220K VR714 1K R7126 560 R7125 470 R7123 220K R7124 2.7K Q7125 KTC3964 C7125 47/63V D7115 1SS133 ZD715 4.7V D7116 1SS133 ZD716 4.7V R7129 1W 22 C7129 OPEN Q7131 2SD2560 R7131 2W 0.47R R7132 2W 0.47R R7130 1W 22 R7133 2W 0.47R R7134 2W 0.47R Q7132 2SB1647 C7130 O

27、PEN C7132 10UF/100V C7131 10UF/100V R7140 10K(1608) R7141 5.6K(1608) R7142 56K(1608) R7139 180K(1608) D7139 1SS133 R7137 680K R7135 10K(1608) R7136 10K(1608) 321 CN715 Q7138 MMBT5401 Q7139 MMBT5551 R714347K R714422K(3216) R714522K C7138 0.1uF(1608) R7138 PRF18BB471QB5RB Q7001 MMBT5401 R7002 22K C700

28、1 0.01uF(1608) R7001 10K(1608) R7201 1.2K R7202 470K C7201 22/50V C7202 470P R7203 33K R7204 0 Q7204 KTA1268BL R7214 56K(1W) Q7205 KTA1268BL C7205 2200P(1608) R7206 150 R7207 150 R7205 1W 1k C7204 220P(1608) Q7214 KTA1024Y R7216 1.2K R7217 1.2K R7215 100K ZD724 5.1V R7208 1W 1k D7205 OPEN D7206 OPEN

29、 C7206 100/50V R7212 33K C7212 220P/100V R7211 1W 3.3k R7209 220 R7210 220 Q7220 KTC3206Y C7220 220P/100V Q7221 KTC3206Y R7220 2W 15K Q7218 KTA1024Y D7218 1SS133M R7218 1W 270 R7219 1W 270 D7208 1SS133M D7209 1SS133M C7221 470P/100V R7221 1W 270 C7222 OPEN R7222 220K VR724 1K R7226 560 R7225 470 R72

30、23 220K R7224 2.7K Q7225 KTC3964 C722547/63V D7215 1SS133 ZD725 4.7V D7216 1SS133 ZD726 4.7V R7279 1W 22 C7229 OPEN Q7231 2SD2560 R7231 2W 0.47R R7232 2W 0.47R R7230 1W 22 R7233 2W 0.47R R7234 2W 0.47R Q7232 2SB1647 C7230 OPEN C7232 10UF/100V C7231 10UF/100V R7240 10K(1608) R7241 5.6K(1608) R7242 56

31、K(1608) R7239 180K(1608) D7239 1SS133 R7237 680K R7235 10K(1608) R7236 10K(1608) 321 CN725 Q7238 MMBT5401 Q7239 MMBT5551 R724347K(3216) R724422K(3316) R724522K C7238 0.1uF(1608) R7238 PRF18BB471QB5RB 54321 BN704 WIRE/5P/2mm R7301 1.2K R7302 470K C7301 22/50V C7302 470P R7303 33K R7304 0 Q7304 KTA126

32、8BL R7314 56K(1W) Q7305 KTA1268BL C7305 2200P(1608) R7306 150 R7307 150 R7305 1W 1k C7304 220P(1608) Q7314 KTA1024Y R7316 1.2K R7317 1.2K R7315 100K ZD734 5.1V R7308 1W 1k D7305 OPEN D7306 OPEN C7306 100/50V R7312 33K C7312 220P/100V R7311 1W 3.3k R7309 220 R7310 220 Q7320 KTC3206Y C7320 220P/100V Q

33、7321 KTC3206Y R7320 2W 15K Q7318 KTA1024Y D7318 1SS133M R7318 1W 270 R7319 1W 270 D7308 1SS133M D7309 1SS133M C7321 470P/100V R7321 1W 270 C7322 OPEN R7322 220K VR734 1K R7326 560 R7325 470 R7323 220K R7324 2.7K Q7325 KTC3964 C732547/63V D7315 1SS133 ZD735 4.7V D7316 1SS133 ZD736 4.7V R7329 1W 22 C7

34、329 OPEN Q7331 2SD2560 R7331 2W 0.47R R7332 2W 0.47R R7330 1W 22 R7333 2W 0.47R R7334 2W 0.47R Q7332 2SB1647 C7330 OPEN C7332 OPEN C7331 OPEN R7340 10K(1608) R7341 5.6K(1608) R7342 56K(1608) R7339 180K(1608) D7339 1SS133 R7337 680K R7335 10K(1608) R7336 10K(1608) 321 CN735 Q7338 MMBT5401 Q7339 MMBT5

35、551 R734347K(3216) R734422K(3216) R734522K C7338 0.1uF(1608) R7338 PRF18BB471QB5RB R7016 1K C7011 330/10V C7012 330/10V C7013 47uF/10V C7014 OPEN C7015 OPEN R701710K R7018 10K(1608) D7012 1SS355 D7011 1SS355 R7014 PRF18BD471QB5RB R7012 PRF18BD471QB5RB R7013 330K(1608) R7011 330K(1608) C7103 100/10V(

36、OPEN) C7203 100/10V(OPEN) C7303 100/10V(OPEN) 987654321 CN701 A2512WV0-09P 321 CN703 A2512WV0-3P 1 2 3 GND71 HJT1A025 SL_IN AGND SBR_IN AGND SBL_IN AGND SR_IN AGND SL THERMALDETA ASO THERMALDETB DC_DET4 SR HIGHGND -HIGHB +HIGHB STBY POWERGNDPOWER +POWER - 87654321 A B C D E F SCHEMATIC DIAGRAMS (2/3

37、0) AMP UNIT (1/2) d RadioFans.CN 132 OPENOPEN OPENOPEN OPEN OPEN OPENOPEN 47/63V47/63V47/63V47/63V SL SR SBL SBR SBL SBR FROM AMP 1 PART (PAGE 2/30) FROM AMP 1 PART (PAGE 2/30) TO SPK PART (PAGE 4/30) +HIB -HIB R7401 1.2K R7402 470K C7401 22/50V C7402 470P R7403 33K R7404 0 Q7404 KTA1268BL R7414 56K

38、(1W) Q7405 KTA1268BL C7405 2200P(1608) R7406 150 R7407 150 R7405 1W 1K C7404 220P(1608) Q7414 KTA1024Y R7416 1.2K R7417 1.2K R7415 100K ZD744 5.1V R7408 1W 1K D7405 OPEN D7406 OPEN C7406 100/50V R7412 33K C7412 220P/100V R7411 1W 3.3k R7409 220 R7410 220 Q7420 KTC3206Y C7420 220P/100V Q7421 KTC3206Y

39、 R7420 2W 15k Q7418 KTA1024Y D7418 1SS133M R7418 1W 270 R7419 1W 270 D7408 1SS133M D7409 1SS133M C7421 470P/100V C7422 OPEN R7422 220K VR744 1K R7426 560 R7425 470 R7423 220K R7424 2.7K Q7425 KTC3964 C7425 D7415 1SS133 ZD745 4.7V D7416 1SS133 ZD746 4.7V R7429 1W 22 C7429 OPEN Q7431 2SD2560 R7431 2W

40、0.47R R7432 2W 0.47R R7430 1W 22 R7433 2W 0.47R R7434 2W 0.47R Q7432 2SB1647 C7430 OPEN C7432C7431 R7440 10K(1608) R7441 5.6K(1608) R7442 56K(1608) R7439 180K(1608) D7439 1SS133 R7437 680K R7435 10K(1608) R7436 10K(1608) 123 CN745 Q7438 MMBT5401 Q7439 MMBT5551 R744347K R7444 22K(3126) R744522K C7438

41、 0.1uF(1608) R7438 PRF18BB471QB5RB R7501 1.2K R7502 470K C7501 22/50V C7502 470P R7503 33K R7504 0 Q7504 KTA1268BL R7514 56K(1W) Q7505 KTA1268BL C7505 2200P(1608) R7506 150 R7507 150 R7505 1W 1K C7504 220P(1608) Q7514 KTA1024Y R7516 1.2K R7517 1.2K R7515 100K ZD754 5.1V R7508 1W 1K D7505 OPEN D7506

42、OPEN C7506 100/50V R7512 33K C7512 220P/100V R7511 1W 3.3k R7509 220 R7510 220 Q7520 KTC3206Y C7520 220P/100V Q7521 KTC3206Y R7520 2W 15k Q7518 KTA1024Y D7518 1SS133M R7518 1W 270R7519 1W 270 D7508 1SS133M D7509 1SS133M C7521 470P/100V R7521 1W 270 C7522 OPEN R7522 220K VR754 1K R7526 560 R7525 470

43、R7523 220K R7524 2.7K Q7525 KTC3964 C7525 D7515 1SS133 ZD755 4.7V D7516 1SS133 ZD756 4.7V R7529 1W 22 C7529 OPEN Q7531 2SD2560 R7531 2W 0.47R R7532 2W 0.47R R7530 1W 22 R7533 2W 0.47R R7534 2W 0.47R Q7532 2SB1647 C7530 OPEN C7532C7531 R7540 10K(1608) R7541 5.6K(1608) R7542 56K(1608) R7539 180K(1608)

44、 D7539 1SS133 R7537 680K R7535 10K(1608) R7536 10K(1608) 123 CN755 Q7538 MMBT5401 Q7539 MMBT5551 R7543 47K(3216) R754422K(3216) R754522K C7538 0.1uF(1608) R7538 PRF18BB471QB5RB R7601 1.2K R7602 470K C7601 22/50V C7602 470P R7603 33K R7604 0 Q7604 KTA1268BL R7614 56K(1W) Q7605 KTA1268BL C7605 2200P(1

45、608) R7606 150 R7607 150 R7605 1W 1K C7604 220P(1608) Q7614 KTA1024Y R7616 1.2K R7617 1.2K R7615 100K ZD764 5.1V R7608 1W 1K D7605 OPEN D7606 OPEN C7606 100/50V R7612 33K C7612 220P/100V R7611 1W 3.3k R7609 220 R7610 220 Q7620 KTC3206Y C7620 220P/100V Q7621 KTC3206Y R7620 2W 15k Q7618 KTA1024Y D7618

46、 1SS133M R7618 1W 270 R7619 1W 270 D7608 1SS133M D7609 1SS133M C7621 470P/100V R7621 1W 270 C7622 OPEN R7622 220K VR764 1K R7626 560 R7625 470 R7623 220K R7624 2.7K Q7625 KTC3964 C7625 D7615 1SS133 ZD765 4.7V D7616 1SS133 ZD766 4.7V R7629 1W 22 C7629 OPEN Q7631 2SD2560 R7631 2W 0.47R R7632 2W 0.47R

47、R7630 1W 22 R7633 2W 0.47R R7634 2W 0.47R Q7632 2SB1647 C7630 OPEN C7632C7631 R7640 10K(1608) R7641 5.6K(1608) R7642 56K(1608) R7639 180K(1608) D7639 1SS133 R7637 680K R7635 10K(1608) R7636 10K(1608) 123 CN765 Q7638 MMBT5401 Q7639 MMBT5551 R764347K(3216) R764422K(3126) R765522K C7638 0.1uF(1608) R76

48、38 PRF18BB471QB5RB R7701 1.2K R7702 470K C7701 22/50V C7702 470P R7703 33K R7704 0 Q7704 KTA1268BL R7714 56K(1W) Q7705 KTA1268BL C7705 2200P(1608) R7706 150 R7707 150 R7705 1W 1K C7704 220P(1608) Q7714 KTA1024Y R7716 1.2K R7717 1.2K R7715 100K ZD774 5.1V R7708 1W 1K D7705 OPEN D7706 OPEN C7706 100/5

49、0V R7712 33K C7712 220P/100V R7711 1W 3.3k R7709 220 R7710 220 Q7720 KTC3206Y C7720 220P/100V Q7721 KTC3206Y R7720 2W 15k Q7718 KTA1024Y D7718 1SS133M R7718 1W 270 R7719 1W 270 D7708 1SS133M D7709 1SS133M C7721 470P/100V R7721 1W 270 C7722 OPEN R7722 220K VR774 1K R7726 560 R7725 470 R7723 220K R7724 2.7K Q7725 KTC3964 C7725 D7715 1SS133 ZD775 4.7V D7716 1SS133 ZD776 4.7V R7729 1W 22 C7729 OPEN Q7731 2SD2560 R7731 2W 0.47R R7732 2W 0.47R R7730 1W 22 R7733 2W 0.47R R7734 2W 0.47R Q7732 2SB1647 C7730 OPEN C7732C7731 R7740 10K(1608) R7741 5.6K(1608) R7742 56K(1608) R7739 180K(1608) D7739 1SS1