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SERVICE MANUAL

Models:

DVP4575SDK

DVP4585MMD

DVD PLAYER

www.akai.ru

Содержание DV-P4575SDK

Страница 1: ...SERVICE MANUAL Models DV P4575SDK DV P4585MMD DVD PLAYER www akai ru...

Страница 2: ...d IC MT1336 6 2 1 3 28 Pin 24 Bit 192kHz D A with Volume Control DA1196 15 2 1 4 Serial EEPROM 16K 2048 x 8 24C16 17 2 1 5 8M BIT 1Mx8 512Kx16 CMOS FLASH MEMORY 18 2 1 6 512K X 16 Bit X 2 Banks Synchr...

Страница 3: ...rrent tester or a metering system that complies with American National Standards institute ANSI C101 1 Leakage Current for Appliances and underwriters Laboratories UL 1270 40 7 With the instrument s A...

Страница 4: ...igher voltage wattage etc Parts that have special safety characteristics are identified by shading an or a on schematics and parts lists Use of a substitute replacement that does not have the same saf...

Страница 5: ...ng techniques of component damage caused by static electricity 1 immediately before handling any semiconductor components or semiconductor equipped assembly drain off any electrostatic charge on your...

Страница 6: ...Descriptions 2 1 1 DVD SANYO HD60 PUH Connector Pin Definition I F Signals I O Pin F 1 F 2 T 3 T 4 C 5 D 6 CD DVD 7 RF 8 A 9 B 10 F 11 GND PD 12 VC 13 VCC 14 E 15 NC 16 VR CD 17 VR DVD 18 LD CD 19 MD...

Страница 7: ...Correction PLI Focus Tracking Loading AuDdio D A WM8720 SDRAM 1 16MHzX2 Video D A CS4955 1 F Conn frant pannel Spindle Motor Focus Coil Track Coil Sied Motor Loading Motor BA5954FP 4ch motor Drive BA6...

Страница 8: ...mix audio output for DolbyTM Dolby Pro Logic Linear PCM streams for24 bit 96KHz Concurrent S PDIF out and 2 channel audio output Sensaura Dolby Digital Virtual Surround DTS Digital Surround 2 channel...

Страница 9: ...Pinout Diagram 7...

Страница 10: ...P3_5 UWR URD DVSS RD7 RD6 RD5 RD4 DVDD2 RD3 RD2 RD1 RD0 RWE CAS RAS RCS BA0 DVSS RD15 RD14 RD13 RD12 DVDD3 RD11 RD10 RD9 RD8 DVSS CLK CLE RFIP RFIN RFDTSLVN FEI CSO RFDTSLVP TEZISLV RFSUBI ADIN ADCVSS...

Страница 11: ...pull up Motor Hall sensor input 21 DVSS Ground Ground 22 HIGHA0 Inout pull up Microcontroller address 8 23 HIGHA1 Inout pull up Microcontroller address 9 24 HIGHA2 Inout pull up Microcontroller addres...

Страница 12: ...ive low 77 DVSS Ground Ground 78 RD7 Inout DRAM data 7 79 RD6 Inout DRAM data 6 80 RD5 Inout DRAM data 5 81 RD4 Inout DRAM data 4 82 DVDD2 Power 2 5V power 83 RD3 Inout DRAM data 3 84 RD2 Inout DRAM d...

Страница 13: ...D20 Inout pull up down DRAM data 20 143 RD19 Inout pull up down DRAM data 19 144 RD18 Inout pull up down DRAM data 18 145 DVSS Ground Ground 146 RD17 Inout pull up down DRAM data 17 147 RD16 Inout pul...

Страница 14: ...tive input of RF differential signal 216 RFIP Analog input Positive input of RF differential signal MT1336 GENERAL DESCRIPTION MT1336 is a high performance CMOS analog front end IC for both CD_ROM dri...

Страница 15: ...Ripple P 18 4 WOBBLE Detection P 19 Command Access Timings P 20 Programmable I O P 21 Register 1 Register Map P 22 24 2 Register Description P 25 50 MT1336 PIN DESCRIPTIONS Pin Numbers Symbol Type Des...

Страница 16: ...citor 122 AGC3 Analog Wobble AGC loop3 capacitor 127 RFSUBO Analog output Header push pull RF output signal 1 WOBSO Analog output Wobble signal output 6 RFOP Analog output RF positive output 7 RFON An...

Страница 17: ...fier for hall sensor signal 75 REFSIN Analog input Positive input of amplifier for hall sensor signal 76 SINPHI Analog output Amplifier output for hall sensor signal 71 HALLCOS Analog input Negative i...

Страница 18: ...Features APPLICATIONS CD DVD audio Home theare systems Set top boxes PIN DESCRIPTIONS Note Digital input pins have Schmitt trigger input buffers 16...

Страница 19: ...r 2048 x 8 16K 2 Wire Serial Interface Schmitt Trigger Filtered Inputs for Noise Suppression Bi directional Data Transfer Protocol 100 kHz 1 8v 2 5V 2 7V and 400 kHz 5V Compatibility Write Protect Pin...

Страница 20: ...ctive current 0 2uA typical standby current Command register architecture Byte word Programming 7us 12us typical Sector Erase Sector structure 16K Bytex1 8K Bytex2 32K Bytex1 and 64K Byte x15 Auto Era...

Страница 21: ...ws code changes in previously locked sectors 100 000 minimum erase program cycles Latch up protected to 100mA from 1V to VCC 1V Boot Code Sector Architecture T Top Boot Sector B Bottom Boot Sector Low...

Страница 22: ...Banks Synchronous DRAM A43L0616 Features JEDEC standard 3 3V power supply LVTTL compatible with multiplexed address Dual banks Pulse RAS MRS cycle with address key programs CAS Latency 2 3 Burst Leng...

Страница 23: ...al interleave All inputs are sampled at the positive going edge of the system clock Burst Read Single bit Write operation DQM for masking Auto self refresh 64ms refresh period 4K cycle 50 Pin TSOP II...

Страница 24: ...ow address RA0 RA10 Column address CA0 CA7 BA Bank Select Address Selects bank to be activated during row address latch time Selects band for read write during column address latch time RAS Row addres...

Страница 25: ...rmance Video Out 1 Vpp into 75 ohm S Video Out Y 1Vpp into 75 ohm C 0 286 Vpp into 75 ohm D A Converter 27MHz 10bit Audio Performance Frequency Response DVD fs 48 96KHz 4Hz 22 44KHz Video CD fs 44 1KH...

Страница 26: ...Do not shut down the player during upgrade it will restart automatically after upgrade 5 Upgrade finish How to change the region code 1 Power on the machine and press OPEN button to push the tray out...

Страница 27: ...5 Operating Instruction Please refer to the User s Manual for operation instruction of the system 25...

Страница 28: ...p Some DVD discs may have special requirements for playing with which this player may not be compatible Please refer to specifications on individual disc Discs types This DVD player can play the follo...

Страница 29: ...patible disc Check the disc format and its colour system The disc is placed upside down Load a compatible disc Check the disc format and its colour system The disc not put in the tray correctly Check...

Страница 30: ...6 Disassembly and Reassembly 28...

Страница 31: ...29...

Страница 32: ...mote control sensor and operate Check the batteries are installed with the correct polarities Remove the obstacles between the remote control unit and remote control sensor No button operation Set the...

Страница 33: ...IN 2 54mm L 500mm 1 MPEG board 4PIN 2 54mm L 120mm 1 control panel to power board 6PIN 2 54mm L 450mm 1 control panel to MPEG board 13PIN 2 0mm L 100mm 1 output board to MPEG board 14PIN 2 0mm L 150mm...

Страница 34: ...01 AND CO 302 control panel 1 AV output board CO DOB1379 9 1 with SCART Optical and KARAOKE without earphone 4 plastical sets front panel CO 301 AND CO 302 front panel 1 power supply button CO 301 AND...

Страница 35: ...02 HBA 1 black bolt 3 8BAUU 12 9 for control panel 2 for power botton 1 for bracket bolt 3 8BAUU 8 8 for Audio output jack bolt 3 15BBHE 8 5 for power board 3 for AV output board bolt 3 6WBHE 11 4 for...

Страница 36: ...260mm 1 for owner s manual bag 480 580mm 1 pearl cotton B appendix remote control 1 remote control batteries 7 1 set manual 1 Video connection wire 1 5M 1 Audio connection wire 1 5M 1 C others serial...

Страница 37: ...mm 1 C15 Ceramic capacitor 100pF 63V 20 Y5P 5mm 3 C11 C12 C13 Ceramic capacitor 10nF 1KV _ 10 5mm 1 C8 Electrolytic capacitor 220UF 16V 20 6X11mm 1 C10 none HL D116 VFD Electrolytic capacitor 470UF 16...

Страница 38: ...D1 D2 D3 D4 Diode IN5404 2 D13 D14 Diode SR560 1 D10 Schottky Diode HER107 5 D6 D7 D8 D9 D12 Schottky Diode UF4007 1 D5 Zener Diode 3 3V 1 2W 1 DZ1 Fuse T2A T D 250V PL UL CSA VDE 1 F1 Fuse Jack BLX...

Страница 39: ...ilm Resistor 1 4W 75K 5 1 R8 Press sensitive Resistor 07 471 1 RV1 Grounding solder slice D3 2 mm 3 1 2 3 IC TEA1523P 1 U1 IC TL431 TO 92 decal 1 U3 Photo electric Couple PC817 1 U2 Power Board PCB C0...

Страница 40: ...5 10 NEXT STOP PREV OPEN REV FWD PAUSE PLAY STOP1 PLAY1 Potentiometer RV0902N 15FD1 A20K P 2 VOL1 VOL2 Jumper 6mm 4 JMP1 JMP3 JMP6 JMP17 Jumper 7mm 2 JMP7 JMP8 Jumper 8mm 3 JMP2 JMP15 JMP16 Jumper 10...

Страница 41: ...39...

Страница 42: ...10 Circuit Diagrams 1 Control Part 2 INDEX 3 SERVO RF 4 Servo DSP MPEG Memories 5 Audio Video D A 6 AV PORT 7 Power Part 40...

Страница 43: ...GRID1 44 IC1 UPD16311 P1 5 P2 6 P3 7 P4 8 P5 9 P6 10 P7 11 P8 12 P9 13 P10 14 P11 15 P12 16 P13 17 P14 18 P15 19 P16 20 G4 32 G5 31 G6 30 G7 29 G8 28 G9 27 G10 26 F1 1 F1 2 F2 38 F2 39 NP 3 NP 4 NP 23...

Страница 44: ...COSMICTEC COM 8032 Core P1 3 8032 Core P1 4 8032 Core P1 5 8032 Core P1 6 8032 Core P1 7 8032 Core P3 0 8032 Core P3 1 Front Panel Display Driver Serial Interface Data Signal I2C Bus Serial Clock Fro...

Страница 45: ...19 FEO 18 V20 17 VREFO 16 V2REFO 15 AVDDT 14 TM4 13 AGNDT 12 TM3 11 TM2 10 TM1 9 AGNDO 8 RFON 7 RFOP 6 AVDDO 5 AGNDX 4 AGNDX 3 WVDD 2 WOBSO 1 GND 39 UDGATE 40 HDGATE 41 IO0 42 IO1 43 IO2 44 IO3 45 IO...

Страница 46: ...18 CS 19 A11 35 A10 AP 22 A0 23 A1 24 A2 25 A3 26 VCC 14 VSS 41 A4 29 A5 30 A6 31 A7 32 A8 33 A9 34 NC 36 CKE 37 CLK 38 DQMH 39 NC 40 VCCQ 43 DQ8 42 DQ9 44 VSSQ 52 DQ10 45 DQ11 47 VCCQ 49 DQ12 48 DQ13...

Страница 47: ...S 9 FMT 10 VCC 11 AGND 12 VREF2 13 VREF1 14 U21 KHTech AD1181 SOP14 R119 RES Q4 3906 CB111 0 1u C157 47u C155 4 7u L21 FB 0805 RN2 33x4 Q12 3906 R49 33Ohm R94 75Ohm 0805 CB16 0 1u R95 RES R50 33Ohm R9...

Страница 48: ...R78 1K R79 1K D101 5819 D100 5819 D202 4148 C71 470UF Q72 3906 C72 220UF R83 100K R84 100K R85 100 R86 100 R87 33 C76 22P C73 330P C74 0 1UF C75 22P C77 0 1UF C79 0 1UF C78 10UF C80 220UF 1 2 3 4 5 6...

Страница 49: ...2V VCC 1 GND 2 RC 3 REG 4 AUX 5 Source 6 NC 7 Drain 8 U1 TEA1523P L2 BEAD D5 HER108 C8 103 1KV R7 27K 2W U3 TL431 R1 5K1 1 2 3 C4 474 BC2 0 1uF 275V C3 473 POW SW1 R11 3K D11 C19 470uF 25V C17 470UF 2...

Страница 50: ...MO SC B LEF GND FS1 3V3 MO DQ16 R CLK VGND MO GND 5V TUN_L B MIC MUTE GND GND R AGND CENT GND VCC VGND HSW 12V DQ18 SY AGND SL STB GND AGND 5V SL AGND GND G 12V SCART V 24PIN GND CENT MUTE GND VSTB DA...

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