Onkyo-DXC390MKII-cd-sm 电路图 维修手册.pdf

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1、DX-C390(M2) SERVICE MANUALSERVICE MANUAL RC-777C COMPACT DISC CHANGER Black and Silver models MODEL DX-C390(B)/(S)(Mark2) Ref. No. 4224 052010 120V AC, 60Hz 230V AC, 50Hz 230V AC, 50Hz 230V AC, 50Hz B MDD B MPP S MPP B MPA Note : Mark 2 is just an internal name. End-users do not know whether their u

2、nits are original or mark 2. You need to check which model you are repairing to use correct documents. For further information, see Service Note. SAFETY-RELATED COMPONENT WARNING! COMPONENTS IDENTIFIED BY MARK ON THE SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE CRITICAL FOR RISK OF FIRE AND ELECTRIC

3、SHOCK. REPLACE THESE COMPONENTS WITH ONKYO PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL. MAKE LEAKAGE-CURRENT OR RESISTANCE MEASUREMENTS TO DETERMINE THAT EXPOSED PARTS ARE ACCEPTABLY INSULATED FROM THE SUPPLY CIRCUIT BEFORE RETURNING THE APPLIANCE TO THE CUSTOMER. RadioFans.CN 收音机爱 好者资料库

4、 DX-C390(M2) SERVICE PROCEDURE-1 PROTECTION OF EYES FROM LASER BEAM DURING SERVICING S/N MARKING This set employs a laser. Therefore, be sure to follow carefully the instructions below when servicing. WARNING! SERVICE WARNING : DO NOT APPROACH THE LASER EXIT WITH THE EYE TOO CLOSELY. IN CASE IT IS N

5、ECESSARY TO CONFIRM LASER BEAM EMISSION, BE SURE TO OBSERVE FROM A DISTANCE OF MORE THAN 30cm FROM THE SURFACE OF THE OBJECTIVE LENS ON THE OPTICAL PICKUP BLOCK. Laser Diode Properties Material: GaAS/GaAlAs Wavelength: 760-800nm Laser output: max. 0.5mW* Emission Duration: continuous *This output is

6、 the value measured at a distance about 1.8mm from the objective lens surface on the Optical Pickup Block. LASER WARNING LABEL The labels shown below are affixed. 1. Warning label2. Class 1 label LUOKAN 1 LASERLAITE KLASS 1 LASER APPARAT CLASS 1 LASER PRODUCT Printed on rear panel Note : Mark 2 is j

7、ust an internal name. End-users do not know whether their units are original or mark 2. You need to check which model you are repairing to use correct documents. SN : 29364728 - Rear panel - S/N Mark M (or later) letter has been added to the end of serial numbers. RadioFans.CN 收音机爱 好者资料库 DX-C390(M2)

8、 EXPLODED VIEW A 1 2 3 4 5 BCDEFGH 3 3 2 2 5 5 6 6 4 4 1 1 E101 x 2 pcs. A041 x 4 pcs. A042 x 8 pcs. A043 x 4 pcs. A012 x 8 pcs. A035 x 2 pcs. A222 x 6 pcs. A212 x 4 pcs. A037 x 7 pcs. A033 x 2 pcs. M037 x 2 pcs. M034 x 2 pcs. (M043 x 2 pcs.) M038 x 4 pcs. M024 x 2 pcs. M037 M031 A033 x 2 pcs. M004

9、x 2 pcs. M022 x 2 pcs. M022 x 4 pcs. M014 x 4 pcs. M016 (black) M018 x 4 pcs. M052 x 3 pcs. A029 x 2 pcs. A103 x 9 pcs. A012 x 2 pcs. A012 A010 E101 U02 U01 A201 A205 A208 P102 P103 P151 P502 A001 A007 U02-9 U02-5 U02-1 U02-4 U02-7 M002-0 U02-8 U02-3 U02-6 A008 A009 A003 A301 A016 A020 A021 A024 A02

10、2 A021 A022 A051 A221 A055 M001 (M002) (M003) M005 M006 M007 M011 M023 (M032) (M033) M035 M036 M012 M020 M050 M060 M051 M053 M019 M021 M017 (silver) M017 M013 P901 T901 M008 M009 M010 M011 M011 M030 M039 M040 M032-0 A110 A101 A018 A019 A004 P601 P710 P302 A A B B C C D E D E F F A021 M051 U02-2 Radi

11、oFans.CN 收音机爱 好者资料库 DX-C390(M2) SCHEMATIC DIAGRAMS-1 CD SERVO SECTION A 1 2 3 4 5 BCDEFGH B D A C VDDC1.5V GND_D SPDIF LRCKo AOUTo SPDIFo BCKo VA3.3V F E Foo TRo LDo S C_OUT GNDD GNDD GNDD V3.3V SUBRST SUBSI SUBSO SUBCLK BUCLK POFF EV5V +5V F1 F2 FL-VP VDD ACPOWER LD_R CURRENT LD_SW3 LD_SW2 LD_SW1 C

12、DMON3 CDMON2 CDMON1 CDMON0 LD_L IRQ LEDSTBY SUBREQ GNDD V3.3V GNDM V3.3V AMUTE SO /CEE BUCLK SI CDRESET VC SL_M SP_M SSTOP MCLK-1 BCK DACDATA LRCK IRIN R232TX ROTHi SUBREQ AMUTE RI_A EV5V GND +3.3V KEYINT0 KEYINT0 KEY0 KEY0 ACPOWER GND +5VM GND_EV5 FL- -VP VDD IRIN REMIN CDMON1 CDMON2 CDMON3 CDMON0

13、SSTOP EPM CE LRCK DIN MCLK-1 GND GND BCK AMUTE +3.3V RI PD LDo CDRESET XTAI OPT_OUT 3.3V 3.3V R232RX +3.3VCPU GND V3.3V LEDSTBY SUBRST GND +3.3V GND FL- VDD REMIN SUBSI SUBSO SUBCLK SUBREQ KEYINT0 KEY0 -VDISP GND Vcc FRXD RESET CNVSS FBUSY ACPOWER ACPOWER SDIN LATCH_RESET SCLK V3.3V V3.3V V3.3V VDD_

14、CPU C B E A D F PD LD V3.3V GNDD GNDD VC +3.3V /CEE SI VA3.3V VDDC1.5V VD3.3V GNDD GNDD SO GND_CPU SSTOP IRQ SDIN LATCH_RESET SCLK LRCK BCK DACDATA GND_CPU POS_SENS ROTL DISC_SENS ROTR PD C A B F E LD SSTOP D V3.3V VC SP+ SP- SL+ SL- SL+ SL- SP+ SP- FO- TR- TR+ FO+ FO- TR- TR+ FO+ TRo Foo SP_M VC_OU

15、T V3.3V GNDM VDD+5V FL+ LD_SW1 DISC_SENS CURRENT ROTL LD_SW3 ROTHi LD_SW2 POS_SENS ROTR LD_L LD_R FL-H1 POFF FTXD FCLK DAC CD_DSP SUB CD_DSP M M SP+ SP- SSTOP FO+ TR- FOCUS PD LD-G VC F C B A D E FO- VR LD TRACKING 3.3V 3.3V 1.6V TR+ TO_WRITER 3.3V CDC-3.4 LD_MOTER DR BCDG-0500 CDC-3.4MDD CDC-3.4MPP

16、 Parts none 12K 5.6K 5.6K R653R652 Setting Model DX-C390MDD12KParts none DX-C390MPP12K27K SL- SL+ or R1EX24016ASAS0A C158 C151 105Z T151 NSRF-2046 R156 150 R155 150 C156 104Z C157 224 R154 0 Q151 TC74VHCU04 1 2 3 4 5 6 7 GND 8 9 10 11 12 13 14 VCC C207 222/50 C218 562J C217 333J C220 471 3.3 C225 10

17、5Z TP206 RCH_OUT R220 1M 3.3 R219 10 C227 105Z C230 105Z TP207 LCH_OUT C216 105Z C210 103J/50 R243 47K C232 47PF C233 105Z R241 330K R234 47 R232 47 TP213 TP212 TP211 TP210 TP209 R216 47 R218 47 R213 47 R209 47 R211 47 R215 47 R217 47 R2060 R2070 R2020 R2030 R2040 R2050 C234 101 C228 105Z R151 47K R

18、201 220(F) C222 473K C221 473K C223 473K C235 105Z C219 105Z R208 47 C224 105Z R115 15K TP201 FE-MONI R114 15K C107 473 1.5 3.3 Q251 2SA1162 D251 1SS355 R251 33 R252 33 R101 2.2K 5 3.3 R130 0 R131 0 C603 105Z R605 47 X601 6.0MHz R649 100 Q604 DTC114EKA Q603 DTA114YKA R648 220K D602 UDZS5.1B R60447 R

19、603 47 R621 100K R620 47 R617 47 R607 10K C607 105Z 3.3 C229 104Z R236 10K R268 470 C263 105Z R269 470 R263 470 C264 104K R262 220K R267 220 R624 47 R626 47 R627 47 R625 47 R619 100K R633 47 R634 47 P201 for_Jitter_Measure 2 1 P911B 9 8 7 6 5 4 3 2 1 C602 105Z C606 105Z R643 100 R641 100 R642 100 R6

20、40 100R639 100R638 100 R647 47K D601 or 1SS355 1SS352 R645 100 R602 47 R646 100 TP216 TMAX R629 3.3K C605 105Z R630 100K R628 47 R632 47 R613 2.7K R611 2.7K R631 47 R616 47 R615 47 R601 47 R637 100R636 100 R656 47 R152 220 R261 220K C202 104Z C203 104Z C261 105Z C608 105Z R654 2.7K Q607 S-80127CN 4

21、OUT 3 NC 2 VSS 1 VSS 5 VDD C609 104Z R655 10K C610 104Z 3.3 C612 105Z C611 105Z P603A 1 2 3 4 5 6 7 8 9 10 11 3.3 C215 220/6.3 C251 100/6.3 C152 100/6.3 C613 100/6.3 C601 220/6.3 C204 100/6.3 C226 220/6.3 Q202 MPC29M33 1 I 2 G 3 O TP217 3AI/F P563B 5 4 3 2 1 R606 150K L151 BK1608LM-252 L262 BK1608LM

22、-252 3.3 L101 2.2u L201 2.2uH L202 2.2uH L261 2.2uH L601 2.2u C262 220/6.3 C103 330/6.3 C201 330/6.3 C205 330/6.3 C244 330/6.3 C245 220/6.3 P302A 13 12 11 10 9 8 7 6 5 4 3 2 1 1415 P710A 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 P601A 9 8 7 6 5 4 3 2 1 11 L251 2.2

23、uH R623 47 Q605 NJU7202U33 3 O 1 G 2 I R235 47 R233 47 C240 105Z C243 105Z L203 2.2uH Q203 MPD120N15T1B 1 O 2G 3 I C208 0.1J/16 C236 103J Q201 TC94A92FG 1 VCoi 2 RVDD3 3 SLCo 4 RFi 5 RFRPi 6 RFEQo 7 DCoFCi 8 AGCi 9 RFo 10 RVSS3 11 FNi2 12 FNi1 13 FPi2 14 FPi1 15 TPi 16 TNi 17 VRo 18 AVSS3 19 MDi 20

24、LDo 21 FSMoNiT 22 RFZi 23 RFRP 24 TEi 25 AVDD3 26 Foo(Z=3.3K) 27 TRo(Z=3.3K) 28 VSS-3 29 FMo(Z=3.3K) 30 FMoS(Z=3.3K) 31 DMo(Z=3.3K) 32 VDD1-3 33 Pio8 34 Pio9 35 Pio10 36 Pio11 37 Pio12/CDNoN0/FGiN 38 Pio13/CDMoN1 39 Pio14/CDMoN2 40 CDMoN3 41 DVSS3R 42 Ro 43 DVDD3R 44 DVDD3L 45 Lo 46 DVSS3L 47 XVSS3

25、48 Xi 49 Xo 50 XVDD3 51 VDD1-2 52 VSS-2 53 Pio0 54 Pio1 55 Pio2 56 Pio3 57 Pio4 58 Pio5 59 Pio6 60 Pio7 61 VDD3 62 BUS0 63 MS2 64 SO 65 SI 66 BUCLK 67 /CCE 68 MS 69 /RST 70 TEST 71 VDD1-1 72 VSS-1 73 /SRAMSTB 74 VDDM1 75 PDo 76 TMAX 77 LPFN 78 LPFo 79 PVREF 80 VCoF C231 153J/16 R242 15K C206 100/6.3

26、 C209 105Z R612 2.7K R608 100 R610 100 R609 100 R224 R225 R226 R227 R240 22K R230 22K R238 22K P103 for_SL_SP_Motor 8 1 2 3 4 5 6 7 P102B for_Pickup 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 18 C108 473 R117 47k R116 47k R231 22K TP214 R228 TP215 Q601 R5F364AKNFA 81 82 83 84 85 86 87 TIMING 88 MODEL

27、 89 90 91 92 KEY0INT 93 94 KEY2 95 KEY1 96 AVSS 97 KEY0 98 Vref 99 AVcc 100 1 NC 2 NC 3 STANDBY 4 SUBRST 5 SUBSDO 6 SUBSDI 7 SUBCLK 8 BYTE 9 CNVSS 10 NC 11 NC 12 RESET 13 XOUT 14 VSS 15 XIN 16 VCC1 17 NMI 18 EXIRIN 19 REMIN 20 POFF 21 E2PROM_SDA 22 E2PROM_SCL 23 E2PROM_WP 24 NC 25 NC 26 NC 27 NC 28

28、NC 29 RXD 30 TXD 31 FSO 32 FSI 33 FCLK 34 FBUSY 35 CDDSPSDO 36 CDDSPSDI 37 CDDSPSCK 38 CDDSPCCE 39 CDDSPRESET 40 SSTOP 41 FEPM 42 43 44 45 46 FCE 47 STOP_POS_SENS 48 DISC_SENS 49 ROT_R 50 ROT_L 51 ROTHI 52 LOADING_SW1 53 LOADING_SW2 54 LOADING_SW3 55 CURRENT 56 LOADING_R 57 LOADING_L 58 CDPOWER 59 6

29、0 61 62 +3.3V 63 CDANAMUT 64 VSS 65 CDMON3 66 CDMON2 67 CDMON1 68 CDMON0 69 CDDACMUT 70 CDDACSCK 71 CDDACSDO 72 CDDACLAT 73 CDINT 74 SUBREQ 75 SYSIN 76 SYSOUT 77 78 79 80 R651 10K R650 10K R644 R658 100 R659 100 R657 100 P151A 5 4 3 2 1 R214 100 R212 100 R210 100 R635 47 C214 104K C211 472K C212 104

30、K C213 153J R664 22K R665 22K R667 22K R666 22K C101 104Z R614 10K R668 100K R266 1M R103 0 R104 0 TP102 TR2 TP101 TR1 R107 12K R108 2.2K R113 2.2K Q101 LA6565 1 FWD 2 REV 3 VCCP2 4 VLO- 5 VLO+ 6 VO4+ 7 VO4- 8 VO3+ 9 VO3- 37 fin 10 VO2+ 11 VO2- 12 VO1- 13 VO1+ 14 VCCP1 15 VCCS 16 VIN1+ 17 VIN1- 18 V

31、IN1 19 VIN2+ 20 VIN2- 21 VIN2 22 VIN3- 23 VIN3 24 VO_OP 25 VIN-OP 26 VIN+OP 27 REG-IN 38 fin 28 REG-OUT 29 VREF-OUT 30 VREF-IN 31 VIN4 32 VIN4- 33 MUT234 34 MUTE1 35 VCONT 36 SGND C106 332K R110 3.3K C105 332K R112 0 R111 0 TP103 FO1 TP104 FO2 R105 2.2K C104 NC R106 220 C102 NC R109 22K 5 R652 R653

32、R265 2.7K R264 820 Q261 TC74VHCU04 7 GND 6 5 4 3 2 114 VCC 13 12 11 10 9 8 C265 12PF X261 16.9344MHz 3 4 2 1 R229 47 R221 C242 220/6.3 C241 220/6.3 C266 12PF R669 100K R670 NC R622 47 R618 47 C604 105Z Q602 S-24CS16 8 VCC 7 WP 6 SCL 5 SDA 4 VSS 3 A2 2 A1 1 A0 AGAINST FIRE HAZARD, REPLACE VA FOR CONT

33、INUED PROTECTION AND RATING INDICATED. ONLY WITH FUSE OF SAME TYPE CAUTION ATTENTION ET CALIBRATION COMME INDIQUE. DINCENDIE, REMPLACER UNIQUEMENT PERMANENTE CONTRE LES RISQUES AFIN DASSURER UNE PROTECTION PAR UN FUSIBLE DE MEME TYPE VA E LENT.POUR UNE PROTECTION PERMANENTE,NUTILISER INDIQUE LA QU L

34、E PRESENT SYMBOL EST APPOSE. QUE DES FUSIBLES DE MEME TYPE. CE DARNIER EST CE SYMBOLE INDIQUE QUE LE FUSIBLE UTLISE EST FOR CONTINUED PROTECTION AGAINST FIRE RATING REFER TO THE MARKING ADJACENT TO THE SYMBOL. HAZARD,REPLACE WITH SAME TYPE FUSE. FOR FUSE THIS SYMBOL LOCATED NEAR THE FUSE INDICATES T

35、HAT THE FUSE USED IS SLOW OPERATING TYPE THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR SAFETY REPLACE ONLY WITH PART NUMBER SPECIFIED. VOLTAGE (MEASURED WITH VOLTMETER) IS DC VOLTAGE.(NO INPUT SIGNAL). ALL PNP TRANSISTORS ARE EQUIVALENT TO 2SA1015-GR UNLESS OTHERWISE NOTED. ALL NPN TRANSISTORS

36、ARE EQUIVALENT TO 2SC1815-GR UNLESS OTHERWISE NOTED. ALL DIODES ARE EQUIVALENT TO 1SS133 UNLESS OTHERWISE NOTED. ELECTROLYTIC CAPACITORS ( ) ARE IN uF/WV. ALL CAPACITORS ARE IN pF/50WV UNLESS OTHERWISE NOTED. EX) 030- 3pF 330- 33pF 331- 330pF 333- 0.033uF ALL RESISTORS ARE IN OHMS 1/4WATTS UNLESS OT

37、HERWISE NOTED. THE THICK LINES ON PC BOARD ARE THE PRINTING SIDE OF THE PARTS. EX) PRINTING SIDE CIRCUIT IS SUBJECT TO CHANGE FOR IMPROVEMENT. ! NOTE DX-C390(M2) SCHEMATIC DIAGRAMS-2 AUDIO SECTION A 1 2 3 4 5 BCDEFGH AMCLK FTXD FBUSY Vcc FCLK FRXD CNVSS RESET ACPOWER GNDA OPT_OUT 3.3V C_OUT RI AMUTE

38、 +3.3V GND_AC AC2A AC2B VP F1 F2 +B POWER POFF EV5V GND VDD +5V GND POWER POFF EV5V FL-VP F1 F2 ABCLK +3.3V RI GND AMCLK LATCH_RESET ADAC_DO ADAC_CLK ADAC_CLK ADAC_DO LATCH_RESET ABCLK AMUTE ALRCK ALRCK GND GND AOUT0 AOUT0 BCAF-0503 L CH R CH OPT-OUT RI Radiator Radiator DG PWBDG PWB POWERSUB TRANS

39、MAIN TRANS 3.3V R305 47 R306 47 R304 47 C303 470/10 R302 33 C307 105Z 5.0V C305 105Z C302 105Z R301 47 C301 105Z C304 105Z R310 22(1/2W) C309 105Z Q302 78M05 1 I 2 G 3 O Q303 S-812C33A 2 I 1 G 3 O R327 1.2K R321 1.2K C319 223K R335 4.7K R337 10K R333 4.7K R336 4.7K R326 220 R332 220 R325 220 R331 22

40、0 Q322:B NJM4580-D 3 2 1 Q321:B NJM4580-D 6 5 7 R368 0 C324 471 C326 471 C325 471 R341 820 C330 222J R343 12K C328 222J C327 222J C329 222J Q321:A 2 3 4 1 8 R342 820 R340 10KQ322:A 5 6 8 7 4 R339 10K R369 0R338 10K R355 1K R356 1K Q324:B NJM4580-D 6 5 7 R358 220K R357 220K P151B 1 2 3 4 5 P601B 1 2

41、3 4 5 6 7 8 9 R367 470K Q325 RN1441 Q326 RN1441 R364 100 P320 4 2 1 3 P602A 1 2 3 4 5 6 7 8 9 C154 100/10 C153 104Z Q327 RN1441 Q328 RN1441 C333 221J C334 221J R351 22K R345 12K R352 22K R346 12K R353 22K Q323:A 6 5 4 7 8 R354 22K R350 1.5K R348 820 R349 1.5K R347 820 Q324:A 3 2 8 1 4 R344 12K R328

42、1.2K R322 1.2K C321 102 C322 102 R324 1K R330 1K R323 1K R329 1K C323 471 R334 4.7K R366 10K L152 BK1608LM-252P152 COAXIAL R661 470 C662 104Z C663 104Z R663 0 C664 NC P661 3 2 1 4 C661 101 R662NC L661 BK1608LM252 Q329 DTA124EKA R365 470K D913 UDZS15B 8.7 -9.6 D911 RL1N4003 C921 100/50 R912 22K D912

43、UDZS12B Q905 2SA1162 C923 10/50 R913 47K C922 104Z R914 22(1/2W) C917 2200/16 C919 105Z C920 220/10 C916 10000/16 D910 D3SBA20 4 2 1 3 E910 1 E911 1 C918 105Z Q904 7805 1 I 5 2 G 4 3 O P302B 13 12 11 10 9 8 7 6 5 4 3 2 1 P911A 1 2 3 4 5 6 7 8 9 P902B 1 2 3 4 5 6 P903B 1 2 3 4 5 R307 100 R309 47 R308

44、 47 Q301 WM8718 1 LRCLIN 2 DVDD 3 DGND 4 AVDD 5 VREFP 6 VREFN 7 AGND 8 VMID 9 OUTRP 10 OUTRN 11 OUTLN 12 OUTLP 13 LATCH 14 SDIN 15 SCLK 16 ZEROR 17 ZEROL 18 MCLK 19 BCKIN 20 DIN U151 JST1165-001 3 IN 2 V 1 GND R361 220 R363 100 R359 220 R360 220 R362 220 C308 470/10 C310 47/50 C306 470/10 C318 470/1

45、6 C317 470/16 Q323:B NJM4580-D 3 2 1 C332 47/50 C331 47/50 R315 68(1/2W) R316 68(1/2W) R911 150(1/2W) AGAINST FIRE HAZARD, REPLACE VA FOR CONTINUED PROTECTION AND RATING INDICATED. ONLY WITH FUSE OF SAME TYPE CAUTION ATTENTION ET CALIBRATION COMME INDIQUE. DINCENDIE, REMPLACER UNIQUEMENT PERMANENTE

46、CONTRE LES RISQUES AFIN DASSURER UNE PROTECTION PAR UN FUSIBLE DE MEME TYPE VA E LENT.POUR UNE PROTECTION PERMANENTE,NUTILISER INDIQUE LA QU LE PRESENT SYMBOL EST APPOSE. QUE DES FUSIBLES DE MEME TYPE. CE DARNIER EST CE SYMBOLE INDIQUE QUE LE FUSIBLE UTLISE EST FOR CONTINUED PROTECTION AGAINST FIRE

47、RATING REFER TO THE MARKING ADJACENT TO THE SYMBOL. HAZARD,REPLACE WITH SAME TYPE FUSE. FOR FUSE THIS SYMBOL LOCATED NEAR THE FUSE INDICATES THAT THE FUSE USED IS SLOW OPERATING TYPE THE COMPONENTS IDENTIFIED BY MARK ARE CRITICAL FOR SAFETY REPLACE ONLY WITH PART NUMBER SPECIFIED. VOLTAGE (MEASURED

48、WITH VOLTMETER) IS DC VOLTAGE.(NO INPUT SIGNAL). ALL PNP TRANSISTORS ARE EQUIVALENT TO 2SA1015-GR UNLESS OTHERWISE NOTED. ALL NPN TRANSISTORS ARE EQUIVALENT TO 2SC1815-GR UNLESS OTHERWISE NOTED. ALL DIODES ARE EQUIVALENT TO 1SS133 UNLESS OTHERWISE NOTED. ELECTROLYTIC CAPACITORS ( ) ARE IN uF/WV. ALL

49、 CAPACITORS ARE IN pF/50WV UNLESS OTHERWISE NOTED. EX) 030- 3pF 330- 33pF 331- 330pF 333- 0.033uF ALL RESISTORS ARE IN OHMS 1/4WATTS UNLESS OTHERWISE NOTED. THE THICK LINES ON PC BOARD ARE THE PRINTING SIDE OF THE PARTS. EX) PRINTING SIDE CIRCUIT IS SUBJECT TO CHANGE FOR IMPROVEMENT. ! NOTE DX-C390(M2) SCHEMATIC DIAGRAMS-3 MOTOR DRIVE & POWER SECTION A 1 2 3 4 5 BCDEFGH RM+ RM- VDD_SW5 ROTSEN RXD TXD +3.3VCPU +3.3VCPU IRIN POWER POFF POWER +B EV5V EV5_GND +3.3VCPU R232TX IRIN R232RX DISCSEN SUBREQ SUBCLK SUBRST VDD_SW5