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Table of Contents
Related Manuals for Akai DV-P4930KDSM
Summary of Contents for Akai DV-P4930KDSM
- Page 1 DVD PLAYER Model: DVP4930KDSM SERVICE MANUAL www.akai.ru...
- Page 2 AKAI DV-P4930KDSM MPEG BOARD Laser,, Power connection DV+5V+/-12V Photoelectricity Connection SA5888 Central processing unit Sunplus8202D video frequency signal from SPHE8202 5.1 Audio signal from Audio D/A Fouse loop (R.L. SR.SL.CN.SW CE principal axis 2826 Focus, principal Different signals in axis...
- Page 3 REGION FOR POWER SUPPLY ~220V Power Switch VIPER22A, High voltage commute, filtration low-tension alternating current Diode commute +12V -12V PANEL LED display Power input 5V Circuitry for LED display Button on panel Digital Signal from MPEG Board, DATA, STBCK , BCLCK...
- Page 4 PORTS AND FUNCTIONS ON MPEG BOARD 7P-Connect with 5.1Ch 4558 6P-MPEG board power supply CE2826 Software 24P-different SUNPLIS8202D signals solved by lens 6P-ports principal axis and 24C02 servo 5P-ports MEMORY open/close door 16P-memo ry port 4P-USB 6P-panel Port...
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Page 5: Power Board
POWER BOARD No voltage output Check different Some parts components or filter voltage ports working defective or not. Test 22UF/400V Test VIPER22A5-8 to check is it capacitance, to check its working or not voltage working or not Is it 220V Power board high frequency transform have natural voltage? Circuitry defective, please... -
Page 6: Audio Output
AUDIO OUTPUT L/R Without voice Check circuit Use oscillograph check 4558(1)(7),check there wave or not? 4558 Defective Check 4558(2)(6) have wave or not Check power Capacitance between CE2826 and Check CE2826 （ 25 ） 4558 defective （26） have wave or Check power supply Check CE 2826 3.3V Voltage... -
Page 7: Mpeg Board
MPEG BOARD No Disc Clean Lens or change lens Whether lens is ok Defective Check +5V power supply circuit Change 24P pair cables Check 24P cables and the plug for connection working or not SA5888 defective Check SA5888 Sunplus8202D defective KARAOKE KRK without sound CE 2826 Defective... -
Page 8: Usb Function
SD CARD Memory no function Check card Plug defective memory connection defective Check F1 inductance with 3.3V power Check power supply circuit supply or not Inspect Q3,Q4,A5 audion Replace defective component capacitance resistance Check 24P cables or cables plug working or Cables or plug defective USB FUNCTION USB no function... - Page 9 VIDEO No video output Check Q11 with C24, C23, C25 short ithoscillograph,to circuit, L18 open circuit check whether have wave or not Inspect Inspect circuit between Sunplus8202D(193 Sunplus8202D(193) Q11,to ) to check have check whether short circuit or 1.2V voltage or not open circuit Sunplus8202D defective...
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Page 10: Mic Input
Top cabinet Mic input Power cable Decoder board Decoder board Bottom board Rubber column MIC Board accessory Rubber column Sanyo Lens USB board Front panel CD tray USB port SD port Power button Power button LED display Power switch Bracket of front panel Power board... - Page 11 Troubleshooting No power Insert AC power plug into the power output No picture Make sure the equipment is connected power Make sure that the input model for TV is Video (AV). No sound Make sure the equipment is connected power Distorted sound Make sure that the input model for TV and stereo system are correct.
- Page 12 AKAI DV-P4930KDSM...
- Page 14 0.01u 1000p 1000p 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u 1000p 1000p 0.1u 0.1u 4.7K 4.7K TRAYIN 3904 3904 RF3.3V 4.7K 4.7K TRAYOUT 0.1u 0.1u VGND RFGND RFGND DV-P4930KDSM...
- Page 15 BC49 BC60 BC60 BC57 BC57 BC59 BC59 VSSQ VSSQ VSSQ VSSQ RA[0..19] 100u/16V 100u/16V 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u 0.1u RD[0..7] VSSQ VSSQ SDRAM 16M-6(512Kx16x2) SDRAM 16M-6(512Kx16x2) SDRAM 16M-6(512Kx16x2) SDRAM 16M-6(512Kx16x2) R_CS1 R_CS1 DV-P4930KDSM...
- Page 16 FOC+ JST-CON6-2 mm JST-CON6-2 mm DMEA FOC+ FOC- AT5665 FOC- TRAYOUT RAD+ TRAYOUT RAD+ TRAYIN RAD- TRAYIN RAD- HOME LOAD- HOME LOAD+ XOPVIP1 XOPVIP1 TRAYOUT XOPVIN1 XOPVIN1 MGND XOPOP1 SPDCO XOPOP1 SPDCO TRAYIN TRAY- TRAY- VREF2 TRAY+ VREF2 TRAY+ DV-P4930KDSM...
- Page 17 VGND VGND SCART_DISPLAY DISPLAY_MODE VGND VGND SCART_SIG 9014 9014 12V(9.5V--12V 4:3) R246 R246 R247 R247 SIGNAL_MODE 6V(5V--8V 16:9) SCART_SIG CVB1_O SCART_SIG CVB1_O SCART_DISPLAY SCART_DISPLAY 2 RELEASE_SCART G/Y_O/SY RELEASE_SCART 2 G/Y_O R/V_O/SC R/V_O SIGNAL_MODE SIG_MODE Cr_O DISPLAY_MODE B/U_O DIS_MODE B/U_O DV-P4930KDSM...
- Page 18 R108 AU_D1 AU_D2 EC23 EC23 10u/16V 10u/16V R110 R110 AU_D2 AU_LRCK 10u/16V 10u/16V AU_LRCK AU_BCK AU_BCK AU_XCK 820p 820p NJM4558 NJM4558 R109 R109 R112 R112 AU_XCK 2N3904 2N3904 DA_L AGND AGND AVCC12 DA_L DA_R AGND DA_R VGND AGND AGND DV-P4930KDSM...