Hyundai H-MS1107 Скачать руководство пользователя страница 4 | Manualshive

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Page

3

Block diagram for the operating principle of the DVD decoding board

+3.3V, +5V and ±12V stabilized power

supplies provided by the power board

Interface of the laser

head

RF preamplification

circuit

Digital servo processor

Control decoding single-chip

microcomputer

SPHE8200A control.

Feeding motor

Focusing coil

Trace searching

coil

Principal axis

motor

Disc tray ingress and

egress controller

Q12,Q13,Q24,Q25

Audio output CS4360

Disc tray motor

drive

Focusing, trace searching and feeding servo

drivers

CD5954

VF digital-analog converter

N/P system encoder

Audio D/A converter

Video output

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Содержание H-MS1107

Страница 1: ...Service Manual H MS1107 rev 1 01 Include 2006 09 29 HYUNDAI Electronics Service Support Team RUS...

Страница 2: ...Page 1 SERVICE MANUAL DVD PLAYER For Sunplus...

Страница 3: ...Page 2 Contents Front cover 01 01 Contents 02 02 Block diagrams for the DVD player 03 08 Major functions of the IC of the DVD player 15 15 Maintenance procedures for the DVD player 16 23...

Страница 4: ...cuit Digital servo processor Control decoding single chip microcomputer SPHE8200A control Feeding motor Focusing coil Trace searching coil Principal axis motor Disc tray ingress and egress controller...

Страница 5: ...or the power supply part of the DVD player Faceplate power supply 12V 12V 5V 3 3V 220V Switch transformer Switch tube control Filter by the filter capacitor after diode rectification Power switch cont...

Страница 6: ...Block diagram for the faceplate part of the DVD player Signals DATA STB and BCK of decoding board output VFD display drive Matrix circuit button VFD screen Faceplate button AC 3 3V 5V 21V from power...

Страница 7: ...Page 6 Block diagram for the karaoke part of the DVD player Microphone input Preamplifier 4558 AF amplifier VOLUME CONTROL OF THE MICROPHONE Two channel output AF signal...

Страница 8: ...racking control Laser tube Gliding mechanism of the light head Focusing servo makes the focus match the information side of a CD Tracking servo makes the light beam track the sound track Feeding servo...

Страница 9: ...Page 8 Major functions of the IC feet ED86 interface figure...

Страница 10: ...processor central processing MPEG decoding VF coder 3 5954 function drive chip 4 CS4360 audio D A converter 5 KM16x256K function random dynamic processor 6 29F040A function flash memory FLASH Other I...

Страница 11: ...h transformer to find out if it is normal or not Check the power board part The transformer is broken YES NO YES YES YES NO YES NO NO NO YES NO No reaction when the machine is turned on then check if...

Страница 12: ...if the output standard voltage of the switch transformer is normal or not Maintain using the maintenance method adopted for the power supply card Insert the power terminal in place Check if the rectif...

Страница 13: ...t is correctly set or not Use the oscilloscope to test if the AF signal at the O A output end is normal or not YES Check if the waveforms of the five data LRCK DATA1 DATA2 DATA3 and BCK of the decodin...

Страница 14: ...normal or not If there is no voltage then check the power supply part Check if the 27MHz crystal oscillator on the decoding board is oscillating see the attached figure 6 Replace it with a crystal osc...

Страница 15: ...ce it with a laser head of the same model Replace it with an IC of the same model NO NO NO NO YES YES Check if the contact of the 24P light head terminal is normal or not Replace it with a terminal of...

Страница 16: ...re not YES NO Replace the VFD display screen Check if there is any voltage output at the power supply feet Replace the 16312 if a fault is found NO YES YES Replace the buttons Test if the three data l...

Страница 17: ...ine between the volume potentiometer and the operational amplifier IC is normal or not Check if the operational amplification circuit and the reverberation IC are working normally or not Replace the M...

Страница 18: ......

Страница 19: ......

Страница 20: ...D 5AVAA RF3 3V RFGND RFGND GND VGND GND GND GND USB 5V GND GND GND P 12V AD_GND VGND GND ROM_VCC1 8 GND C72 NC BC5 0 1UF EC13 100UF16V C61 33PF CN1 POWER 1 2 3 4 5 6 R69 33 BC16 0 1UF L28 FB L34 FB R1...

Страница 21: ...P1 RAD R49 4 7K BC50 0 1UF C62 TP12 DFCT C28 TP25 GPIO BC46 0 1UF R58 0 C26 0 1UF R97 5 1K EC9 47UF16V R52 NC R44 C87 0 1UF EC8 47UF16V C99 0 47UF R243 330 R174 NC R47 4 7K BC45 0 1UF C65 33PF R96 L11...

Страница 22: ...1 53 36 20 1 27 28 41 22 40 3 9 43 49 6 12 46 52 35 21 54 14 A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 CAS RAS LDQM WE CS CKE CLK UDQM D0 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 D13 D14 D15 NC BA0 VDD VDD VSS VSS...

Страница 23: ...RAD 2 TRAYOUT 2 TRAYIN 2 HOME 2 M 5V MGND M 5V MGND MGND MGND MGND MGND M 5V 0 R12 C16 4700PF NC R202 NC R6 CN3 JST CON6 2 mm 1 2 3 4 5 6 NC R18 R33 470K NC R248 0 R4 NC R8 0 R203 0 R19 R27 150K NC C...

Страница 24: ..._O SY SCART_SIG DISPLAY_MODE RELEASE_SCART Y_O 1 CVB1_O 1 G Y_O 1 R V_O 1 B U_O 1 SCART_SIG 2 SCART_DISPLAY 2 SIG_MODE 1 DIS_MODE 1 V_BIAS 2 V_REF 2 V_FSADJ 2 TV_DAC3 2 TV_DAC4 2 V_COMP 2 TV_DAC0 2 TV...

Страница 25: ...3 2 1 8 4 EC23 10UF16V EC33 10UF16V R130 10K C60 47PF R126 0 EC19 10UF16V C59 100PF Q28 2N3906 2 1 3 EC21 10UF16V BC43 0 1UF U9 CS4334 1 2 3 4 5 6 7 8 SDATA DEM SCLK LRCK MCLK AOUTR AGND VA AOUTL R12...

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