Kenwood-C-929-Service-Manual(1) 电路图 维修手册.pdf

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1、CD CHANGER C929 SERVICE MANUAL 2001-4 PRINTED IN KOREA B51-7796-00 (K) 3095 The following reference numbers with accessory parts are the same reference numbers used on EXPLODED VIEW and PARTS LIST. Refer to the service manual KDC-C710 (B51-7104-00) for MECHANISM OPERATION DESCRIPTION. 223 215 227x10

2、 217 216 230 229 221 225 222 224x2 226x2 RadioFans.CN 收音机爱 好者资料库 C929 2 BLOCK DIAGRAM SW5V LIM SW L.P.S. EJ SW ARM SW 12.5MHz X2 SPINDLE/LO-EJ SLED LOE SW TR COIL FO COIL BTL EEPROM &TEXT DECODER APC SA5V Q1 S8V SYSTEM u-COM IC7 IC1 RF AMP&SERVO DSP P-ON Q10 Q15,16 Q20 BU. DET IC8 7 13 4 5 8 2 IC5 M

3、G SW 8V AVR S8V S-RAM 24 C BU14V CH RST AUDIO OUT 3 HOT IC9 RST 7V/9V 5V Q21,22 M5V D5V SW5V S3 S2 S1 SW5V M M &DC MOTOR DRIVER ELEVATOR M AVR SA5V Q9 &D/A CONVERTER &SCF SD5V FE A D B PD D5V AVR BUS I/F IC11 to HEAD UNIT D.R.I.V.E. DAC DIGITAL FILTER IC10 4 16.93MHz X1 5VREG IC4 AUDIO VREF IC2 DA5V

4、 IC3 L.P.F S8V 0bit MUTE Q4,5 MUTE Q6-8 RELAY K1,2 Q23,24 AUDIO 3 NO SW S4 BUS DRIVER IC14 6.29MHz X3 72 CH-MUTE Q14 CH MUTE SYS-ON Q13 SYS ON Q2 DOUT to OPTICAL OUT D-OUT Q25 DG-CONDG-CON Q1 D5V ASSY(X13- ) (X32- ) C929 (X16- )(X92- ) PICKUP XOFF RadioFans.CN 收音机爱 好者资料库 C929 3 COMPONENT DESCRIPTION

5、 REF. No. FUNCTIONOPERATION IC1 RE amplifier, Focus/Tracking error amplifier, APC circuit, Reference RF ERROR AMPLIFIER / SERVOamplifier, Defect RFOK mirror circuit, EFM comparator, Vibration DIGITAL SIGNAL PROCESSORdetector, Digital servo data processor, Digital loop filter, 8 times over sampling f

6、ilter, D/A converter. IC2VOLTAGE FOLLOWERAudio reference voltage supply. IC3ACTIVE FILTER2nd low pass filter. IC4AVRAudio 5V power supply. IC5MOTOR DRIVERFocus tracking actuator, Sled/Spindle MD deck up/down motor driver. IC7SYSTEM -COMServo control / Mechanism control / Multiple purposes interface.

7、 IC8MEMORYMechanism up/down position offset servo initial data memory. IC9-COM RESET.Resets u-com. IC10DRIVERDAC. IC11TEXT DATA MEMORYMemorises data from text decoder through u-com. IC14IE-BUS DRIVERBus driver. Q1LASER CONTROLLERON when IC13s APC goes on. Q4Q1 DRIVER0 bit mute goes on when H level s

8、ignal is putout from LZ port of IC6. Q5Q2 DRIVER0 bit mute goes on when H level signal is putout from RZ port of IC6. Q6,7AUDIO MUTEMute goes on when L level signal output from A. MUTE port of IC7. Q8Q1&2 DRIVERMute goes on when L level signal is output from A. MUTE Port of IC7. Q9CD SYSTEM 5V POWER

9、 SUPPLYTransistor with regulator inside the IC12. Q10P.ON SWSW5V turns on when L level signal is output from P.ON port of IC7. Q11RESET SWResets u-com by H level reset control signal from the head unit. Q12CLOCK ON/OFFClock goes off when H level signal is output from XOFF port of IC7. Q13SYSTEM-ON S

10、WWorks during the ACC and power on. Q14CH-MUTE SW Audio mute output level goes on when H level signal is output from AUDIO port of IC7. Q15SW +8 AVR Q16Q15 DRIVERDrives Q15. Q17AVR 8V SWSwitches AVR 8V power supply. Q18Q11 DRIVERDrives Q11. Q19AVR 7V/8V SWH (7V) : Usual play mode. L (8V) : Elevator

11、up/down. Q20B.U. VOLTAGE DOWN DETECTION SW Q21B.U. +5V AVR Q22Q21 DRIVERDrives Q21. Q23Q24 DRIVERAudio turns on when H level signal is output from AUDIO port of IC7. Q24RELAY SW Q25Q1 (on X16-) DRIVER Digital-out turns on when H level signal is output from DGCON port of IC7. Q31MOTOR DRIVER REFERENC

12、E VOLTAGE SW Q32SUB BEAM F SIGNAL TIME CONSTANT SW H when time constant takes effect. SUB-CIRCUIT UNIT (X16-1030-00) REF. No. FUNCTIONOPERATION Q1D-OUT (TRANSISTOR VCC SW) Q2D-OUT (TRANSMITTER DRIVER) CD PLAYER UNIT (X32-4970-00) RadioFans.CN 收音机爱 好者资料库 PORT No. PORT NAMEI/OFUNCTIONOPERATING CONDITI

13、ON 1- 2TSTBOText data strove. 3T-BANKITracking filter bank SW signal.H : Bank 1 (Gain-up mode). 4F-OKIFocus-on signal.H : Focus on. 5XTALENODAC servo IC oscillation stop control.H : Oscillation stop. 6RESETOServo IC reset.L : Reset. 7SAOOServo IC communication address setting. 8SSTBOServo IC communi

14、cation strove. 9VDD-VDD 10X2-Main clock 2. 11X1IMain clock 1. 12VSS-GND. 13- 14XT1-Sub clock 1. 15RESETIReset. 16FO-GUPIFocus gain-up SW.H : Focus gain up. 17MG-SWIMagazine SW.H: Magazine inserted. 18EJ-SWIEject SW.H : Switch on. 19B-REQ-HICommunication request signal. 20PACKIText data - Pack synchr

15、onization signal. 21SYS-ONIChanger control from head unit.L : System on. 22BU-DETIBack-up momentary power-down detection.H : Momentary power down. 23AVDD-VDD. 24A VREF 0IInner A/D converter reference voltage. 25HOTITemperature-up detection. Detects over 4V, releases the detection when the voltage go

16、es to be under 4V. 26LPSIMechanism deck height detection. 27LO-E-SWILoading end SW.L : Loading ends. 28LIM-SWILimit switch. L : Laser pick-up being most inside detection. 29T-OFFITracking-off mode.H : Tracking off. 30ADJ-SELIServo automatic adjustment on/off.H : Automatic adjustment off. 31TEST1IFor

17、 mechanism endurance test. 32TEST2IFor mechanism endurance test. 33AVSS-GND. 34AUDIOOAudio relay control out.H : Changer source. 35A-MUTEOAudio mute.L : Mute on. 36A VREF 1-Inner A/D converter reference voltage. 37S-DIIServo IC communication serial data. 38S-DOOServo IC communication serial data. 39

18、S-CKOServo IC communication serial clock. 40B-DICIBus serial. 41B-DCOMOBus serial. 42B-CLKOBus serial clock. 43B-C/DOBus command data SW. 44CH-MUTEOAudio mute to head unit.L : Mute on. 45TSIIText data. 46TSOOText data. 47TSCKOText clock. 48A0OAddress setting to S-RAM. 49A1OAddress setting to S-RAM.

19、50A2OAddress setting to S-RAM. 51A3OAddress setting to S-RAM. 52A4OAddress setting to S-RAM. (X32-) IC7 : -COM C929 4 MICROCOMPUTERS TERMINAL DESCRIPTION 5 C929 MICROCOMPUTERS TERMINAL DESCRIPTION PORT No. PORT NAMEI/OFUNCTIONOPERATING CONDITION 53A5OAddress setting to S-RAM. 54A6OAddress setting to

20、 S-RAM. 55A7OAddress setting to S-RAM. 56D0I/OData from and to S-RAM. 57D1I/OData from and to S-RAM. 58D2I/OData from and to S-RAM. 59D3I/OData from and to S-RAM. 60D4I/OData from and to S-RAM. 61D5I/OData from and to S-RAM. 62D6I/OData from and to S-RAM. 63D7I/OData from and to S-RAM. 64A8OAddress

21、setting to S-RAM. 65A9OAddress setting to S-RAM. 66A10OAddress setting to S-RAM. 67A11OAddress setting to S-RAM. 68A12OAddress setting to S-RAM. 69A13OAddress setting to S-RAM. 70A14OAddress setting to S-RAM. 71A15OAddress setting to S-RAM. 72VSS-GND. 73A16OEnable control to S-RAM. 74A17OEnable cont

22、rol to S-RAM. 75DG-CONODigital-out control.H : Digital out. 76ELV-ADJIMechanism deck height adjustment mode.L : Adjustment mode. 77RDOReading control to S-RAM. 78WROReading control to S-RAM. 79WAITIWAIT insertion from S-RAM during accessing. 80- 81VDD-VDD. 82PU-SELILaser pick-up type discrimination.

23、 H : Made by KENWOOD. L : Made by others. 83PU-OKILaser pick-up type discrimination.H : The laser pick-up is OK. 84SP/LO +OSpindle/Loading control. 85SP/LO -OSpindle/Loading control. 86ELV+OMechanism up/down control. 87ELV-OMechanism up/down control. 88SRV-SELIServo operating mode.H : Servo mode. 89

24、SEARCHOSearch play SW.L : Searching. 90SLNSAOSled non-felt area on/off.L : Sled non-felt area on. 91EEP-WROEEP-ROM writing mode.H : EEP-ROM writing mode. 927V/8VOMechanism driving IC power supply control. 93NO-SWIBus number SW.H : CH1. L : CH2. 94TEST/VPP-Flash ROM program mode. 95B-CSOBus chip sele

25、ctor. 96B-RSTOBus reset. 97SDAI/OEEP-ROM data. 98SCLOEEP-ROM clock. 99P-ONOP-ON.L : AVR power on. 100ARM-SWIArm SW.H : Arm SW on. (X32-) IC7 : -COM C929 6 PARTS DESCRIPTIONS 7 ACEBD 2 1 3 5 7 4 6 Refer to the schematic diagram for the value of resistors and capacitors. PC BOARD (Component side view)

26、 S2 S1 1 1 LIMSW LOESW 8/12SW MGND SP- SL- SL+ SP+ BLACK RED 18 16 CN1 CN2 X13-9850-00 (J74-0987-01) R1 R3 C2 C1 R2 B E B E Q2 Q1 1 1 2 2 15 16 3 4 8 7 6 5 9 10 11 12 13 J1 X16-1030-00 (J74-0630-12) CN1 J2 SUB-CIRCUIT UNIT (X16-) Ref.No.Address Q15D Q25D SUB-CIRCUIT UNIT FGIHJ 2 1 3 5 7 4 6 Refer to

27、 the schematic diagram for the value of resistors and capacitors. PC BOARD (Component side view) 8 Q9 Q19 D14 D5 D17 D18 D1 Q23 IC8 Q10 Q14 Q13 Q1 Q5 Q4 D15 Q32 Q12 Q24 Q15 K2 K1 R168 R167 C2 R8 R33 R85 R86 CP8CP7 C56 R22 R190 R191 C201 R98 R20 C203 R135 R138 R136 L2 R137 R143 C3 C62 R205 R15 C73 R1

28、9 R18 C13 C12 C206 C59 CP16 C200 R3 CP15 CP14 R159 R140 R141 C64 C18 R58 R158 R25 C60 C55 R71 R161 R26 C65 CP17 CP18 R80 R81 R82 W8 C25 C49 C67 X3 R100 R95 L15 L16 C204 C48 C46 L8 R112 R74 R75 R55 C47 R83 R110 R111 C23 C205 R121 C16 C34 CP3 CP19 C22 C26 C1 R94 R11 R124 C45 R156 C85 R56 L14 C33 CP9 R

29、10 R9 C202 R17 R131 R132 R130 R206 R208 C75 L.P.S E B EB EB EB EB EB EB 1 4 5 8 51 10 6 1 10 5 6 E B C190 C21 R21 TH1 S4 S2 R142 R155 R153 R154 S3 S1 R57 B E B E E B B E E B Q21 Q16 D8 D10 IC1 IC10 IC7 D9 D11 D21 IC5 IC4 IC11 D16 D23 D24 Q17Q18 Q11 Q7 Q6 D22 D12 D7 Q8 IC2 IC3 Q25 Q31 IC9 Q22 CD PLAY

30、ER UNIT X32-4970-00 (J74-1133-11) CN2 IC14 CN1 Q20 R204 C70 C52 C4 R4 C6 C5 R207 R134 R54 R53 R78 CP11 CP10 CP6CP5 CP20 CP12 L7 R96 R79 R126 X1 R5 R7 R203 C7 R152 R16 C8 R202 C9 C10 C29 C11 R77 R72 R84 R87 R69 R123 R113 W6 C17 R106 C63 R122 R38 R40 R67 R70 R37 R39 C38 C37 R201 R1 W5 C72 R43 R41 C39

31、R68 R42 X2 R44 W7 C68 W2 R76 R97 C69 R99 C40 R45 C61 R73 R49 L17 R105 R51 C71 R47 R48 R52 R50 R46 C43 C19 C41C42C44 C191 R162 C86 C15 C14 R166 C20 C32 C31 L6 L5 L4 L3 R139 C35 RD FDTO FCLK FDTI T+F+ T- F- SP- TD FD SP+ SL- SL+ SGND CHMUTE DOUT BUS+ BUS- CH-MUTE LCH RCH BU14V CHRST AGND SYSON D5V DGC

32、ON AMUTE DAGND NC /CE1 /TSCK TSI TSO GND LPS AUDIO SO AVrefO TEST2 TEST1 TOFF ADJSEL HOT AVDO SPLOD+ SPLOD- BUDET EJSW C S PUSEL PUOK ELVADJ DG-CON WR TEST/VPP ELVD+ EEPWR SLNSA BCSSDA MGND NOR/RW TBANK X1 PACK RESET SYS-ON CHRST DA5V /TSTB FVDO M5V D5V PON SCL S3 BRST ELV- ELV+ NOSW ELVD- SRVSEL SE

33、ARCH MGND ARMSW BU14 SRV8 LOESW LIMSW RchLch FOK RST AO /STB /SCK SO SI SDGND SD5V FLAG Vref F E IOP- VCC LD PD IOP+ A B C D VR 3TE TE FE SA5V RF RFGND ARF ASY EFM MD SD TD FD TEVCA TBAL FBAL DACO C2D3/TBC C2D2 A TEST C2D1 TZC/C1D2 PLCK FZC/C1D1 MIRR/WFCK RFCK LOCK TX VDD HOLD/WDCK MGSW /TSTB /TSCK

34、TSI TSO PACK 181 3619 9 16 1 8 1 7 821 22 2850 51 75 76 1 100 25 26 4 3 21 1 45 8 1 4 5 8 116 17 32 3348 49 64 1 25 26 50 51 75 76 100 16 1 1 23 IGO C24 BE B E BE BE B E B E BE BE BE B E BE BE (X32-) Ref.No.IC1IC2IC3IC4IC5IC7IC8IC9IC10IC11IC14Q1Q4Q5Q6Q7Q8Q9 Address3I4H4H3H2F4G4G4H4I3F3G2I3H3H3H3H3G2

35、F Ref.No.Q10 Q11 Q12 Q13 Q14 Q15 Q16 Q17Q18Q19Q20Q21 Q22 Q23 Q24 Q25 Q31 Q32 Address4H4H4I3H3G6H5H5H5H5H4F5I5I2H2H3G3F3I KMOQSLNPRT 2 1 3 5 7 4 6 Refer to the schematic diagram for the value of resistors and capacitors. PC BOARD (Foil side view) 9 10 S2 S1 LOESW 8/12SW 161 SL+ SL- MGND BLACK SP- SP+

36、 RED 18 LIMSW 1 CN2 X13-9850-00 (J74-0987-01) CN1 R1 R3 C2 C1 R2 B E B E Q2 Q1 1 1 2 2 15 16 3 4 8 7 6 5 9 10 11 12 13 J1 X16-1030-00 (J74-0630-12) SUB-CIRCUIT UNIT CN1 J2 Q24 Q15 Q19 D5 Q13 IC8 Q10 Q4 Q9 Q14 D15 D18 Q5 D14 Q12 D17 Q23 Q32 D1 Q1 B R55 C16 E R143 C65 S2 C64 R82 BE S4 E CP19 CP17 R156

37、 CP18 R86 R112 R138 R142 R137 CP14 CP8 CP15 R135 R140 R141 R136CP7 C73 R111 R110 CP3 CP9 R80 R155 R159 R158 R154 R153 8 C67 1 5 4 R81 BE C85 TH1 R98 R83 R74 R75 R95E C34 L.P.S C190 R191 R190 C21 R21 C56 R161 R17 R25 BE R26 R71 C55 EB X3 R121 B B EB R100 L15 L14 R131 R130 R22 R132 E C75 C60 B C62 C59

38、 R124 S3 C205 R15 C206 C200 C22 R94 C45 C1 B R3 E R33 C26 C18 C25 L8 R56 C201 L2 C203 R11 R9 R20 R10 C202 C33 S1 R85 CP16 C12 C204 R18 R19 C13 E B C23 R167 R57 R205 C47 C46 C48 R58 C49 R168 K2 L16 10 R8 6 1 10 5 6 EB 1 K1 5 C3 C2 R208 E R206 B W8 D7 D12 D11 Q18Q17 CD LAYER UNIT X32-4970-00 (J74-1133

39、-11) Q25 IC7 Q20 Q31 IC11 IC9 D22 IC4 Q11 IC14 D23 D24 IC5 CN2 D21 Q8 Q7 Q6 Q22D8 Q21 Q16 D10 D9 IC2 IC3 IC10 IC1 CN1 D16 C15 ELVD- SRVSEL SLNSA SEARCH R113 C61 ELVD+ R77 ELV+ ELV- BE B E E FCLK C71 GND AVrefO TEST2 W5 TEST1 SPLOD- E B ELVADJ R126 PUOK PUSEL EJSW SPLOD+ BUDET C R123 R122 R134 S EEPW

40、R TEST/VPP 75 WR CP12 DG-CON CP5 76 R139 28 RD 22 1 B E /CE1 21 CP10 51 CP11 CP6 7 50 /TSCK TSO AUDIO R105 8 SO TSI RESET CP20 W6 S3 BRST NOSW BCS SDA MGND PON 100 SCL 1 X2 NOR/RW TBANK X1 C72 D5V 4 E 2 C68 FVDO3 M5V W7 B 1 /TSTB R96 C52 AVDO CHRST SYS-ON HOT 26 25 TOFF R76 PACK C70 FDTO ADJSEL LPS

41、W2 R106 R99 R97 C69 DA5V IOG SL- R67 R70 19 R68 R162 L17 C86 E B 16 36 18 R69 1 SGND D5V BUS- AMUTE FDTI 1 DGCON BE 8NC DOUT CHMUTE 9 BUS+ 16 RCH E B B LCH SYSON DAGND BU14V AGND CHRST CH-MUTE 1 TD SP+ SL+ T- SP- F- FD F+T+ R52 SRV8 ARMSW EB R78 BU14 B C63 R79 E B R50 R46 E PLCK LOCK 33 HOLD/WDCK C3

42、7 R39 R38 C38 R40 R43 C39 C41 X1 MGND R49 R51 R45 R48 C29 R47 5 8 4 C20 C44 C14 4 1 C42 5 1 64 R1 16 C32 R42 C40 48 49 R41 R44 C31 L5 C35 1 L3 L4 C43 8 SD5V L6 C17 SDGND /STB /SCK C2D3/TBC MIRR/WFCK R37 C2D1 5051 FLAG 26 25 L7 17 RFCK R87 VDD 32 C191 TX R84 MGSW TSI PACK TSO /TSTB /TSCK ARF EFM TBAL

43、 FBAL A TEST DACO TZC/C1D2 FZC/C1D1 C2D2 TEVCA C9 75 76 C10 C11 C8 C19 RF TD FD MD SD RFGND ASY D 3TE C4 LOESW R72 R73 AO R53 R54 Rch Lch SO FOK LIMSW 23 R5 C24 RST SI R166 IOP- VCC 1 100 R207 R7 PD Vref E F LD IOP+ B A 1 R152 C6 C5 TE FE R16 C7 SA5V R201 R204 R203 R202 C VR R4 (X16-) Ref.No.Address

44、 Q15N Q25N (X32-) Ref.No.IC1IC2IC3IC4IC5IC7IC8IC9IC10IC11IC14Q1Q4Q5Q6Q7Q8Q9 Address4P4Q4Q3R2S4S4R4R4P3S3S2P3R3R3R3R3R2T Ref.No.Q10 Q11 Q12 Q13 Q14 Q15 Q16 Q17Q18Q19Q20Q21 Q22 Q23 Q24 Q25 Q31 Q32 Address4R4R4P3R3R5Q5Q5R5R5R4T5Q5Q2Q2R3S3D3P SUB-CIRCUIT UNIT ABDFHJCEGI 2 1 3 5 7 4 6 5.0V 7.0V 0V 5.0V 2

45、.5V 5.0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 0V 5.0V 0V 5.0V 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 4.7 C60 22K R124 470u16 C64 + 3.3K R79 100K R78 4.7 C63 100u10 C62 + 3 1000P C48 22K R58 100 R167 22K R57 1000P C49 100 R168 10u16 + C46 680 R54 10u16 + C47 680 R53 OUT GND IN 100u6.3 C34 + 4.7 C52

46、 7 AVREF0 LPS GND 6.29MHz X3 Q6,7 8/7V 6A-GND 4 5CH-MUTE SYS-ON 12L ch (PON-REQ)13 BUS- (BU+14) 10 11 2 3BU+14 GND 1BUS+ R ch (GND) 8 9 CH-RST7 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 BU+14V BU+14V CH-RST R-ch A-GND L-ch SYS-ON GND GND CH-MUTE D-5V BUS- NC DG-CON BUS+ D-OUT BUS+ GND BU14V SYS-ON CH-M

47、UTE A-GND CH-RST R ch BUS- L ch (PON-REQ) R100 1K 100u6.3 C59 + Q21 2.2 C72 C85 2.2 2.2 C71 K1 K2 1VCC8 7 2 4 3 GND 6 5 6 5GND 3 4 2 7 8VCC1 68P C41 12K R45 5.6K R49 330P C37 5.1K R43 5.1K R41 330P C39 5.6K R51 12K R47 C43 68P R37 3.6K R39 3.6K 68P C42 68P C44 R48 12K R52 12K 5.6K R50 5.6K R46 C40 3

48、30P 5.1K R42 5.1K R44 330P C38 3.6K R38 R40 32 31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 VDD 8FSBCK0 8FSLDATA0 8FSRDATA0 8FSLRCK0 TEST1 TEST0 BCKO DATAO LRCKO NRS

49、TO GND 8FS SDAC SGATE SCK SDATA P/S NNODR DRON NFRNT NRAMRS LRCKI DATAI BCKI MCKTH VDD GNDX X1 X0 VDX MCKO HCKO MMOD0 MMOD1 LRLH NMUTE GND DACTEST0 DACTEST1 LZ GNDAL LO+ LO- VDAL VDAR RO- RO+ GNDAR RZ RESETN DACTEST2 1K R1 10K R3 12P C30 12P C29 X1 16.93MHz C26 0.1 C1 0.1 1 C45 4.7K R94 0.1 C191 39 38 43 42 L3 L6 L4 L5 + C32 10u1010u10 C31 + 9 10 11 12 13 14 15 16 BUS- BUS+ AVDD SEL CS RST TEST VDD 8 7 6 5 4 3 2 1 GND XO XI C/D IRQ DOUT DIN SCK L17 40 42 41 43 95 96 1K R132 22 R131 22 R130 L14 L15 L16 C61 0.1 R77 18K 43 42 38 39 3.6K 32 30 34 27 3 24 + 470u16 C65 M5V D5V

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