JVC-SUDH1JE-ha-sm维修电路原理图.pdf

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1、SERVICE MANUAL COPYRIGHT 2006 Victor Company of Japan, Limited No.XC045 2006/3 SURROUND SOUND HEADPHONE ADAPTOR XC04520063 SU-DH1-J/E TABLE OF CONTENTS 1DISASSEMBLY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2、 . . . 1-3 2TROUBLESHOOTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-4 TM Model No.(Bottom) Model No. RadioFans.CN 收音机爱 好者资料库 1-2 (No.XC045) SPECIFICATION SU-DH1-J/E Playable formatDolby Digital (Dolby Surro

3、und EX), Dolby Pro Logic II, DTS (DTS-ES 6.1ch),MPEG-2 AAC, PCM (Fs=44.1kHz, 48kHz) Surround functionDolby Headphone (DH1/DH2/DH3), Dolby Pro Logic II (AUTO/MOVIE/MUSIC) Input terminalsOptical digital signal mini jack x 1, LINE IN signal cord with Gold plated stereo mini plug (3.5mm) x 1 Headphone o

4、utputStereo mini jack x 1 Power requirementsAlkaline AA battery (DC 1.5V) x 2 Battery lifeapprox. 10hours (using Alkaline AA battery), approx. 2.5hours (using Manganese AA battery) Dimensions82mm x 20mm x 86mm (W/H/D) Massapprox. 99g (include Manganese AA battery) AccessoriesManganese AA battery (R6

5、P) x 2 (for initial use), Carrying pouch x 1, Dual plug adaptor x 1 RadioFans.CN 收音机爱 好者资料库 (No.XC045)1-3 SECTION 1 DISASSEMBLY 1.1Disassembly method (1) Remove the battery cover from the back of the main body, and then pull out the line-in cord from the slot. (2) From the back of the main body, res

6、pectively remove the two screws A, and another two screws B attaching the bottom case. (3) Turn the main body back to the original position, and then remove the top case. (4) When removing the main board by lifting it up, the side panels L/ R will also be removed. * Please fix boss a part and the co

7、de in the bond of rubber after the code ties to boss a part of the projection of the bottom case when you install line in cord in the bottom case. * When attaching the side panels L/ R, make sure to confirm that each switch (SW1, SW2) on the main board is firmly placed in the hole of the each switch

8、 knob. BACK SIDE B B A A Top case Main board Bottom case Side panel R Line IN cord Boss a Bottom case Battery cover Side panel L Switch knob Switch knob Bond of rubber 1-4 (No.XC045) SECTION 2 TROUBLESHOOTING 2.1Measuring instrument DC power supply (3V 500mA can be output.) Audio signal generator Va

9、cuum Tube Volt Meter Oscilloscope DVD Player with optical digital output 2.2About power supply Please set the output voltage of the DC power supply to 3V, connect with SP1 and SP2 on the substrate as follows, and do the con- firmation work. SP1: The plus output of the DC power supply is connected. S

10、P2: Ground of the DC power supply is connected. 2.3Analog signal input level 500mVrms 2.4YES Normal NO The voltage and the waves are abnormal. 2.5Check method C26 C45 C46 C50 C51 C54 C66 C67 C69C70 C71 C78 C85 C86 D1 D2 D3 D4 D5 D6D7 D8 D9 D10 D11 F1 IC4 IC8 IC9 IC11 J1 J4 Q1 Q2 Q3 R2R3 R4R5 R22 R23

11、 R24 R26 R27 R28 R29 R30 R31 R32 R33 R34 R35 R36 R37 R40 R41 R43 R44 R45 R46 R69 R85 SW1 SW2 SW3 SW4 X1 K6 R90 C91 C92 C93 R95 C151 C152 K15 Q4 Q5 F2 SP1SP2 SymptomCheck pointVoltage and waves when it is normal Check part and breakdown parts The power supply is not turned on. 1Both sides of F2DC app

12、rox. 0VNO Defect of F2 YES check of 2 2IC1 8pinDC approx. 3.3VNO Defect of IC1 YES check of 3 3IC6 4pinDC approx. 1.3VNO Defect of IC6 YES check of 4 4IC5 1pinDC approx. 3.3VNO Defect of IC5 YES check of 5 5IC8 10pinf=10MHzNO Defect of IC8 or Check on circuit in surrounding. YEScheck of 6 6IC8 7pinD

13、C approx. 3.3VNO Defect of IC8 or Check on circuit in surrounding. YES check of 7 7IC7 3pinf=12.288MHzNO Defect of IC7 or Check on circuit in surrounding. YES Defect of IC2 or Check on circuit in surrounding. (No.XC045)1-5 Analog input : The sound is not emitted. 8C5, C6 Positive pinSine waveNO Conn

14、ected check from J4 to C4, C5 YES Check since 9 9C28, 29 Positive pinSine waveNO Defect of IC2, IC3 YES Check since 10 10IC9 2pin (L ch),4pin (R ch) (The volume is confirmed in the maximum.) Sine waveNO Defect of R99 and Check on circuit in surrounding. YES Check since 11 11IC9 10pinDC approx. 3.3VN

15、O Check of Q4, Q1, Q5, IC8 YES Check since 12 12IC9 9pin (L ch),7pin (R ch) (The volume is confirmed in the maximum.) Sine waveNO Defect of IC9 and Check on circuit in surrounding. YES J3 Check on circuit in surround- ing. Digital input : The sound is not emitted. 13IC10 1pin (The DVD player etc. ar

16、e connected with an optical, digital input.) NO Defect of J2 YES IC10 and Check on circuit in sur- rounding. LED doesnt light. (D4 to D11) 14IC11 13pinDC approx. 0VNO Defect of IC8 and Check on circuit in surrounding. YES Defect of IC11 and Check on cir- cuit in surrounding. SymptomCheck pointVoltag

17、e and waves when it is normal Check part and breakdown parts (No.XC045) ACCESSORIES CATEGORY 1644, Shimotsuruma, Yamato, Kanagawa 242-8514, Japan Victor Company of Japan, Limited VPT Printed in Japan A 1 2 3 4 5 BCDEFG 4M Serial Flash Memory IC4 M25P40VMN6P-X MODE LED D1-D8:SML-310VT-X D9-D11:SML-31

18、0MT-X Analog Line in cord J4 Headphone Jack J3 XTAL 12.288M IC7 3.3V 1.25V Low Battery. Detect DIR Control CODEC Control DC JACK (JAPAN ONLY) DSP DD/PL /AAC/DTS Decode Dolby Headphone IC2 DSPC56371-W DH MODE SW4 PL MODE SW3 Optical Digital input J2 DIR IC10 AK4116VNP-W System Control Micon IC8 PIC16

19、LF876A-W LED DRIVER IC11 MC74HC595DT-W A/D D/A IC3 AK4552VT-X Headphone AMP IC9 LA4534M-X 3.3V REG IC1 NCP1410DM2G-W 1.3V REG IC6 XC9211A133M Xtal 10M X1 VOLUME R99 BATTERY 1.5V 2 Block diagram 2-12-2 A 1 2 3 4 5 BCDEFG IC9 IC8 IC10 IC11 IC2 C5 R7 R8 R1 C6 C70 TP3 SW2 IC3 IC5 K9 R14 C25 R101 C52 C55

20、 C56 K6 R42 C26 C53 C71 K1 R21 R26 R20 C50 C29 C23 R35 R99 R27 C28 C40 C27 R90 K4 J2 C2 K8 SW1 R6 C152 D10D9D8D7D6D5D11 C54 R43R44R45R46 D4 R41R40R37 F1 K3 C75 R36 D1 D3 R30 R31 R85 R2 C3 R33 SW4 R23 R28 R34 R32 R25 SW3 R39 J1 IC1 L5 C18 C24 Q3R19 IC6 C21 R102 R24 C41 R29 D2 R13 L2 C8 C4 Q2 C46 C85

21、V2 CN3 IC4 C34 J4 TP1 C36 C19 C22 C43 C31 C35 C37 TP2 V1 J3 C51 Q1 C45 C1 C69 R3 CN4 F2 X1 R22 C86 C78 C151 C102 C93 R95 K15 K16 C164 C163 C162 C161 R164R163 Q4 Q5 R69 C11 R4R5 R83 C10 C15 C33 C32 R82 R38 C49 C48 K7 C13 C103 C67 C12 C16 C7 C76 R11R12 R15 R10R9 C14 C30 IC7 R18 C42 C47 C38 C39 C44 C10

22、1 C68 C66 R68 R67 R66 C91 C92 R93 LA4534M-X PIC16LF876A-W AK4116VNP-W MC74HC595DT-W DSP56371-W 4.7U/6.3 2.2K 2.2K 1K/0.1 4.7U/6.3 NI QSW0665-001 AK4552VT-X BU4216G-W NQR0251-001X 22/0.1 0.1U/50 0 0.15U 220U/6.3 220U/6.3 NQR0251-001X 4.7 0.1U/50 0.15U NQR0502-001X 470 VCC-3.3 470 470 220U/6.3 10U/6.3

23、 47U/6.3 10K/0.1 NVQ0009-B14X 470 10U/6.3 10U/6.3 10U/6.3V 0 VCC-3.3 NQR0251-001X VCC-3.3 NNZ0153-001 VCC-3.3 0.1U/50 NQR0251-001X QSW0665-001 470/0.1 220p 0.1U/50 220/0.1 220/0.1 220/0.1 220/0.1220/0.1220/0.1220/0.1 NI NQR0251-001X 47U/6.3V DGND 220/0.1 SML-310VT-X SML-310VT-X 220/0.1 1K/0.1 0 3.9K

24、/0.1 VCC-3.3 NI 10K/0.1 NSW0281-001X 220/0.1 47K/0.1 10K/0.1 10K/0.1 10K/0.1 VCC-3.3 NSW0281-001X 4.7 NCP1410DM2G-W 22uH/1A 470P 10U/10 VCC-3.3 RT1N144C47K XC9211A133M NI 220/0.1 AGND 10U/6.3 4.7K/0.1 SML-310VT-X 22UH/1A 0.15U/50 10U/16 RT1P441C 0.1U/50 4p LR-6 QGF1016C2-04W M25P40VMN6P-X 0.1U/50 QA

25、M0803-001 0.1U/50 0.1U/50 0.1U/50 0.1U/50 0.1U/50 0.1U/50 0.1U/50 LR-6 NNS0011-001X 47U/6.3 RT1N441C 47/6.3 47U/6.3 NI 3.9K/0.1 QGF1007C4-05X ICP-S1.2-X NAX0813-001X 8.2K/0.1 4p 0.1 220p NI 470p 22/0.1 0 0 0.220.22 0.001 0.001 4.74.7 RT1P441C RT1N441C 10K 0.1U/50 33K/0.133K/0.1 NI 47U/6.3 0.1U/50 0.

26、1U/50 1800P/50 1800P/50 NI 12K/0.1 0.1U/50 10U/6.3V NQR0251-001X 10U/6.3V 0.1U SML-310MT-X SML-310MT-X SML-310VT-X SML-310VT-X SML-310VT-X SML-310VT-X SML-310MT-X SML-310VT-X NI 0.056U/50 220U/10 150P/50 NI 10U/6.3V 200K/0.127K/0.1330K/0.1 560K/0.1 330K/0.1220K/0.1 470P/50 0.1U/50 NAX0846-001X 27/0.

27、1 0.1U/50 0.1U/50 0.1U/50 0.1U/50 0.1U/50 VCC-3.3 0.01U NI NI NI NI NI 0.1 0.1 CTRL-CDTO CTRL-CSN CTRL-CDTI SS CTRL-CLK DSP-SDT1 MCLK12.288 SCK MISO MOSI DSP-3.3 DSP-FST LOB-OUT DSP-SCKT RESET-N DIGI-IN SPDIF DSP-1.3 Standard schematic diagram Main section 2-32-4 1 2 3 4 5 6 7 8 16 15 14 13 12 11 10

28、 9 RIN LIN VSS VA VD DEM0 DEM1 SDTO ROUT LOUT VCOM PDN BCLK MCLK LRCK SDTI VAVSSVD LIN RIN VCOM LOUT ROUT MCLK LRCK BCLK SDTO SDTI DEM0 DEM1 PDN Modulator Modulator Modulator Modulator Common Voltage LPF LPF Decimation filter Decimation filter 8x Interpolator Serial I/O Interface Clock Divider 8x In

29、terpolator AK4552VT-X(IC3):AD/DA Converter 1 2 3 4 5 RX0 DVDD DVSS XTI XTO 6 7 8 9 10 LPCK BICK SDTO DAUX MCKO 15 14 13 12 11 INT1 CSN CCLK CDTI CDTO 20 19 18 17 16 AVDD R AVSS PDN INT0 AK4116VNP-W(IC10):Digital audio receiver MCKO LRCK BICK SDTO DAUX PDN CSN CCLK CDTI CDTO Clock Generator Audio I/F

30、 P I/F Q-subcode buffer Error& STATUS Detect AC-3/MPEG Detect INT1INT0 DVDD DVSS RX0 AVSS AVDDR DAIF Decoder Clock Recovery Xtal Oscillator XTIXTO Description of major ICs 1 2 3 4 5 10 9 8 7 6 Power switch Mute circuit Bias Amp1 Amp2 J47862-001(IC9):Stereo power amplifier 2-52-6 1 20 2140 41 60 6180

31、 12 4 512211 2 SHI Interface Triple Timer ESAI Interface ESAI_1 Interface GPIOEFCOP DAX Peripheral Expansion Area PIO_EB Address Generation Unit Six Channel DMA Unit Bootstrap ROM Internal Data Bus Switch Clock Gen- erator PLL Program Interrupt Controller Program Decode Controller Program Address Ge

32、nerator EXTAL RESET PINIT/NMI MODA/IRQA MODB/IRQB MODC/IRQC MODD/IRQD Data ALU 24 x 24+56 56-bit MAC Two 56-bit Accumelators 56-bit Barrel Shifter Power Mngmnt. JTAG OnCETM DDB YDB XDB PDB GDB 24-Bit DSP56300 Core DAB YAB XAB PAB PM_EB YM_EB XM_EB Y Data RAM 48K x 24 ROM 32K x 24 X Data RAM 36K x 24

33、 ROM 32K x 24 Program RAM 4K x 24 ROM 64K x 24 Memory Expansion Area DSPC56371AF180(IC2):DSP 1FB8 OUT 2LBI 3LBO 4REF 7 LX 6 GND 5 SHDN (Top View) _MAINSWOFD GND VDD - + SENSEFET - + VDD COUT GND VDD - + + GND - + + CONTROL LOGIC _MAINSW2ON _SYNSW2ON Voltage Reference _SYNSWOFD _ILIM Chip Enable SHDN

34、 REF FB _VREFOK _PFM _CEN _PWGONCE _ZCUR M1 LBO LX OUT LBI M2 GND PFM ZLC ILIM 5 1 4 2 20 mV RSENSE 6 8 7 3 J47866-001(IC1):DC-DC Converter LOGIC DIAGRAM SERIAL DATA INPUT 14 11 10 12 13 SHIFT CLOCK RESET LATCH CLOCK OUTPUT ENABLE SHIFT REGISTER LATCH 15 1 2 3 4 5 6 7 9 QA QB QC QD QE QF QG QH SQH A

35、 VCC = PIN 16 GND = PIN 8 PARALLEL DATA OUTPUTS SERIAL DATA OUTPUT 13 14 15 16 9 10 11 125 4 3 2 1 8 7 6 LATCH CLOCK OUTPUT ENABLE A QA VCC SQH RESET SHIFT CLOCK QE QD QC QB GND QH QG QF J47872-001(IC11):LED Controller 2-72-8 VOUT Phase Compensation Vref with Soft Stant, CE PWM/PFM Selector PWM Comp

36、arator Pch Driver Tr. Nch SW Tr. Logic Buffer Driver Current Limit & Feedback Ramp Wave Generator OSC CE/MODE Control Logic Error Amp. U.V.L.O U.V.L.O Comp. VIN LX CE/MODE VSS 1 2 3 VIN VSS CE 5 4 LX VOUT J47868-001(IC6):DC-DC Converter PORTA RA0/AN0 RA1/AN1 RA2/AN2/VREF-/CVREF RA3/AN3/VREF+ RA4/T0C

37、KI/C1OUT RA5/AN4/SS/C2OUT RB0/INT RB1 RB2 RB3/PGM RB4 RB5 RB6/PGC RB7/PGD PORTB RC0/T1OSO/T1CKI RC1/T1OSI/CCP2 RC2/CCP1 RC3/SCK/SCL RC4/SDI/SDA RC5/SDO RC6/TX/CK RC7/RX/DT PORTC VSSVDD, MCLR Program Counter 13 Data Bus RAM File Registers FLASH Program Memory 14 8-Level Stack (13-bit) Program Bus Ins

38、truction reg RAM Addr Direct Addr 7 9 8 Indirect Addr 3 8 8 8 Addr MUX FSR reg STATUS reg MUX ALU W reg OSC1/CLKI OSC2/CLKO Power-up Timer Oscillator Start-up Timer Power-on Reset Wafchdog Timer Brown-out In-Circuit Debugger Low-Voltage Programming Reset Instruction Decode & Control Timing Generatio

39、n Timer0Timer1Timer210-bit A/D USART Synchronous Serial Port Voltage Reference ComparatorCCP1,2Data EEPROM Device PIC16F876A Program Flash 8K words Data Memory 368 Bytes Data EEPROM 256 Bytes PIC16F876A 1 2 3 4 5 6 7 8 9 10 11 12 13 14 MCLR/Vpp RA0/AN0 RA1/AN1 RA2/AN2/Vref-/CVref RA3/AN3/Vref+ RA4/T

40、0CKI/C1OUT RA5/AN4/SS/C2OUT Vss OSC1/CLKI OSC2/CLKO RC0/T1OSO/T1CKI RC1/T1OSI/CCP2 RC2/CCP1 RC3/SCK/SCL 28 27 26 25 24 23 22 21 20 19 18 17 16 15 RB7/PGD RB6/PGC RB5 RB4 RB3/PGM RB2 RB1 RB0/INT Vdd Vss RC7/RX/DT RC6/TX/CK RC5/SDO RC4/SDI/SDA J47870-001(IC8):Flash microcontroller 2-92-10 A 1 2 3 4 5

41、BCD C1 C2 C3 C4 C5 C6 C7 C8 C10 C11 C12 C13 C14 C15 C16 C18 C19 C21 C22 C23 C24 C25 C27 C28 C29 C30 C31 C32 C33 C34 C35 C36 C37 C38 C39 C40 C41 C42 C43 C44 C47 C48 C49 C52 C53 C55 C56 C68 C75 C76 CN3 CN4 IC1 IC2 IC3 IC5 IC6 IC7 IC10 J1 J2 J3 L2 L5 R1 R6 R7 R8 R9 R10 R11 R12 R13 R14 R15 R18 R19 R20 R

42、21 R25 R38 R39 R42 R66 R67 R68 R82 R83 R99 SW1 SW2 TP1 TP2 TP3 R101 R102 C101C102 C103 K9 K3 K4 K7 K8 K1 R93 K16 R163 R164 C161 C162 C163 C164 C26 C45 C46 C50 C51 C54 C66 C67 C69C70 C71 C78 C85 C86 D1 D2 D3 D4 D5 D6D7 D8 D9 D10 D11 F1 IC4 IC8 IC9 IC11 J1 J4 Q1 Q2 Q3 R2 R3 R4 R5 R22 R23 R24 R26 R27 R

43、28 R29 R30 R31 R32 R33 R34 R35 R36 R37 R40 R41 R43 R44 R45 R46 R69 R85 SW1 SW2 SW3 SW4 X1 K6 R90 C91 C92 C93 R95 C151 C152 K15 Q4 Q5 F2 Printed circuit board Reverse side Forward side Main board 2-112-12 (No.XC045)3-1 PARTS LIST * All printed circuit boards and its assemblies are not available as se

44、rvice parts. * (x_) in a description column shows the number of the used part. SU-DH1-J/E - Contents - Exploded view of general assembly and parts list Electrical parts list Packing materials and accessories parts list 3-2 3-4 3-6 3-2(No.XC045) Exploded view of general assembly and parts list 2 Bloc

45、k No.M1MM BACK SIDE BACK SIDE 1 3 3 7 12 13 5 4 10 9 9 8 8 11 6 (No.XC045)3-3 General assembly Block No. M1MM Symbol No.Part No.Part NameDescriptionLocal 1J22303-001TOP CASE ASSYTOP CASE+WINDOW 2J34513-001FUNCTION BUTTON 3J34514-001SWITCH KNOBPOWER & ATTENUA(x2) 4J34656-001SIDE PANEL L 5J34512-001SI

46、DE PANEL R 6J22306-001BOTTOM CASE ASSYBOTTOM CASE+LABELE 6J22305-001BOTTOM CASE ASSYBOTTOM CASE+LABELJ 7J47854-001SPRING-RFOR BATTERY(+ -) 8QYSPSF2004NATAP SCREWBATT BOX -TOP CASE(x2) 9QYSPSF2006MATAP SCREWBOTTOM CASE -TOP CASE(x2) 10J47877-001BATTERY COVER ASSY 11J47861-001AUDIO CABLE 12J47855-001S

47、PRING-LPOSITIVE 13J47856-001SPRING-LNEGATIVE 3-4(No.XC045) Electrical parts list Main board Block No. 01 Symbol No.Part No.Part NameDescriptionLocal PW1J47859-001MAIN CB ASSYMain board assembly is not supplied. IC1J47866-001IC IC2DSPC56371AF180IC Not supplied.(Consultation with CS groupe ) IC3AK4552

48、VT-XIC IC4J47864-001IC(FLASH) IC5J47867-001IC IC6J47868-001IC IC7J47865-001OSCILLATOR IC8J47870-001IC IC9J47862-001IC IC10AK4116VNP-WIC IC11J47872-001IC Q1RT1N441C-XDIGI TRANSISTOR Q2RT1P441C-XDIGI TRANSISTOR Q3RT1N144C-XDIGI TRANSISTOR Q4RT1P441C-XDIGI TRANSISTOR Q5RT1N441C-XDIGI TRANSISTOR D1SML-3

49、10VT-XLED D2SML-310VT-XLED D3SML-310VT-XLED D4SML-310VT-XLED D5SML-310VT-XLED D6SML-310VT-XLED D7SML-310VT-XLED D8SML-310VT-XLED D9J47873-001LED D10J47873-001LED D11J47873-001LED C1NBE20JM-476XTA E CAPACITOR47uF 6.3V M C2NCB31HK-104XC CAPACITOR0.1uF 50V K C4J47875-001TA E CAPACITOR10uF 16V M C5NBE20JM-475XTA E CAPACITOR4.7uF 6.3V M C6NBE20JM-475XTA E CAPACITOR4.7uF 6.3V M C7NCB31HK-151XC CAPACITOR150pF 50V K C8NCB31AK-154XC CAPACITOR0.15uF 10V K C10NBE20JM-476XTA E CAPACITOR47uF 6.3V M C11NCB31HK-104XC CAPACITOR0.1uF 50V K