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Akai DV-P4930KDSM, Service Manual

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Akai DV-P4930KDSM Service Manual Download Page 4

PORTS AND FUNCTIONS ON MPEG BOARD

7P-Connect with

5.1Ch

6P-MPEG board

power supply

24P-different

signals solved by

lens

6P-ports

for

principal axis and

servo

5P-ports

for

open/close door

4558

CE2826

SUNPLIS8202D

24C02

SA5

888

16P-memo

ry port

6P-panel

4P-USB

Port

MEMORY

Software

Summary of Contents for DV-P4930KDSM

Page 1: ...SERVICE MANUAL Model DV P4930KDSM DVD PLAYER www akai ru...

Page 2: ...tion DV 5V 12V Central processing unit Sunplus8202D Fouse loop principal axis Focus principal axis drive serv SA5888 SA5888 video frequency signal from SPHE8202 5 1 Audio signal from Audio D A R L SR...

Page 3: ...V Power Switch High voltage commute filtration low tension alternating current Diode commute 12V 12V 5V VIPER22A 431 LED display Power input 5V Circuitry for LED display Button on panel Digital Signal...

Page 4: ...nect with 5 1Ch 6P MPEG board power supply 24P different signals solved by lens 6P ports for principal axis and servo 5P ports for open close door 4558 CE2826 SUNPLIS8202D 24C02 SA5 888 16P memo ry po...

Page 5: ...or not Is it 220V Power board have natural voltage Inspect power cable and power switch Some parts components or filter defective Test VIPER22A5 8 to check is it working or not Circuitry defective pl...

Page 6: ...wave or not Check 4558 2 6 have wave or not Check CE2826 25 26 have wave or not Check CE 2826 3 3V Voltage Check CE2826 5 6 7 have wave or not Sunplus8202D defective Check circuit 4558 Defective Capac...

Page 7: ...02D defective Clean Lens or change lens Change 24P pair cables SA5888 defective No No KRK without sound If have KRK signal check CE2826 17 18 with oscillograph have wave or not If have KRK signal chec...

Page 8: ...Check 24P cables or cables plug working or not Plug defective or memory defective Check power supply circuit Replace defective component Cables or plug defective No No No No USB no function Check USB...

Page 9: ...o check whether have wave or not Inspect Sunplus8202D 193 to check have 1 2V voltage or not Sunplus8202D defective C24 C23 C25 short circuit L18 open circuit Inspect circuit between Sunplus8202D 193 t...

Page 10: ...coder board 6 Bottom board 7 Rubber column 8 MIC Board accessory 9 Rubber column 10 Sanyo Lens 11 USB board 12 Front panel 13 CD tray 14 USB port 15 SD port 16 Power button 17 Power button 18 LED disp...

Page 11: ...ve sections that prohibit fast forward or fast reverse No operations Can be performed with The remote controller Point the remote control unit at the remote control sensor and operate Check the batter...

Page 12: ...AKAI DV P4930KDSM...

Page 13: ...500mA F1 FUSE 1206 500mA EC47 220u 16V EC47 220u 16V Q12 2N3906 Q12 2N3906 R46 4 7K R46 4 7K R2 2 2 R2 2 2 D1 1N4004 D1 1N4004 L10 FB L10 FB EC5 100u 16V EC5 100u 16V L21 FB L21 FB 1 2 3 4 CN6 UART d...

Page 14: ...47u 16V EC9 47u 16V C35 0 01u C35 0 01u C53 47p C53 47p R89 NC R89 NC C42 NC 120p C42 NC 120p C32 1000p C32 1000p BC28 0 1u BC28 0 1u TP20 GPIO TP20 GPIO C27 0 1u C27 0 1u R43 470 R43 470 C40 680p C4...

Page 15: ...5 DQ13 46 VSSQ 47 DQ14 48 DQ15 49 VSS 50 U13 SDRAM 16M 6 512Kx16x2 U13 SDRAM 16M 6 512Kx16x2 R225 NC R225 NC BC49 0 1u BC49 0 1u A0 12 A1 11 A2 10 A3 9 A4 8 A5 7 A6 6 A7 5 A8 27 A9 26 A10 23 A11 25 A1...

Page 16: ...C6 100u 16V NC R204 NC R204 R33 470K R33 470K 0 R12 0 R12 NC R8 NC R8 NC R202 NC R202 VOSL 17 VOSL 18 VOSP 12 VOSP 11 VOTK 16 VNFTK 20 VOTK 15 VINSL 23 Vcc1 8 VOLD 10 Vcc2 19 PreGND 22 STBY 28 VOFC 14...

Page 17: ...247 75 R246 0 R17 0 VIDEO DAC C11 100p C11 100p 2 1 3 Q5 9015 DIP EBC Q5 9015 DIP EBC R169 NC R169 NC L18 1uH L18 1uH R16 150 R16 150 Q15 9014 Q15 9014 R88 4 7K R88 4 7K R50 75 DIP 1 4W R50 75 DIP 1 4...

Page 18: ...K R231 10K R231 10K R98 20K R98 20K R132 NC R132 NC R188 NC R188 NC C68 47p C68 47p R144 4 7K R144 4 7K Q20 2N3904 Q20 2N3904 R75 10K R75 10K 2 1 3 Q26 2N3906 Q26 2N3906 R129 4 7K R129 4 7K SDATA 1 DE...

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