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Daewoo DPC-7600, Руководство по обслуживанию, Страница: 4 / 46

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- 2 - 

1.2 Information 

Disk Format 

DVD, VCD, CD, CD-R, CD-RW, MP3, Kodak 

Picture CD 

Video :   

Video System 

  NTSC / PAL   

Video Decompression    MPEG-4, MPEG-2, MPEG-1 

Video Output 

  1.0 Vpp / 75

Ω

  Sync , minus 

Audio :   

Audio Characteristic 

  2 – Channel Analog 

  5.1 – Channel digital output 

Analog Output 

  2.0 V / 10K

Ω

 

Frequency Response 

  DVD : 48 KHz sampling : 4Hz 

～

 22 KHz 

              96 KHz Sampling : 4Hz 

～

 44 KHz 

 CD  : 4Hz 

～

 20KHz 

S / N ratio 

  < = - 65 dB 

Dynamic Range 

  < = - 85 dB   

Distortion 

  < = 0.01 % 

Digital Output 

  SPDIF 

Speaker 

Stereo speakers, 0.5W x 2 

Headphone Jack 

 LCD Display  

 7", 8” wide-screen active-matrix TFT type   

 Terminal : 

 

Headphone  

Headphone 

Jack 

Audio / Video Section 

Audio output jack x1 

Video output jack x1 

P-scan output x1 

Coaxial output jack x1 

SD/ MMC memory card reader (option) x1   

USB host (option) x1 

Power Adaptor : 

Line Voltage 

AC 100 - 240 VAC 

±

 10% (50/60Hz) Adapter 

Power Consumption 

15W 

Remote Control 

  DC 3V , Infra – red     

Dimension 

  210 x 155 x 43.2 (mm) 

Weight  

740g 

(around) 

Содержание DPC-7600

Страница 1: ... M No SM20101A Service Manual Portable DVD Player Model Name DPC 7600 Certain specifications in this service manual are subject to change without notice to improve quality and function Jun 2006 DPC 8600 ...

Страница 2: ... t te e er r ry y y 6 6 6 4 4 4 P P Ph h hy y ys s si i ic c ca a al l l C C Ch h ha a ar r ra a ac c ct t te e er r ri i is s st t ti i ic c cs s s 8 8 8 4 4 4 1 1 1 O O Ou u ut t tl l li i in n ne e e D D Di i im m me e en n ns s si i io o on n n 1 1 10 0 0 4 4 4 2 2 2 S S Sp p pa a ar r re e e P P Pa a ar r rt t ts s s S S St t tr r ru u uc c ct t tu u ur r re e e D D Dr r ra a aw w wi i in n n...

Страница 3: ...rol z Rechargeable battery pack z 12 volt car cigarette lighter cable z Universal AC DC power adapter z Dolby digital output z Audio Video output connection z Built in stereo speakers z Built in stereo headphone jack z Support DivX format decoding Option z Built in SD MMC memory card reader interface Option z Integrated USB v1 1 host controller Option z Support Digital Photo Frame z Progressive Sc...

Страница 4: ... 44 KHz CD 4Hz 20KHz S N ratio 65 dB Dynamic Range 85 dB Distortion 0 01 Digital Output SPDIF Speaker Stereo speakers 0 5W x 2 Headphone Jack LCD Display 7 8 wide screen active matrix TFT type Terminal Headphone Headphone Jack Audio Video Section Audio output jack x1 Video output jack x1 P scan output x1 Coaxial output jack x1 SD MMC memory card reader option x1 USB host option x1 Power Adaptor Li...

Страница 5: ...sories Remote Controller with 3V Battery 12 volt Car Cigarette Lighter Cable Audio Video signal cable P scan cable option Rechargeable Battery Pack Universal AC DC Power Adapter Carry bag and car harness option ...

Страница 6: ...istics z DVD SVCD VCD CD SD Card MMC Card system decoding packeted element streams and audio video element streams z Fully digital servo processing focusing tracking sledge and spindle servo control z Fully digital calibration focusing tracking offset and balance z Digital phase lock loop with phase equalizer z Support Audio Video Photograph decoding and programming z TV signal encoding interlace ...

Страница 7: ... 5 2 3 System Block Diagram ...

Страница 8: ...ger a 12V 1 25A adaptor b 12V 1 25A adaptor and Portable DVD z LED is in red color when the battery pack is in charging and turns off LED when batter pack is full z If the battery pack is in Full status no matter use adaptor charge directly or link DVD to charge again the LED must be turn off LED in 15 min z The cycle life of battery pack has more than 300 cycles z Charge The battery pack must be ...

Страница 9: ...r the fault has been removed z A thermal fuse must be added on the surface of cell body to protect the battery pack z A polyswitch must be added to protect the battery pack z Charge Play Time of Battery Pack Charge Time hr DVD Title Play Time hr NiMH 3100mAh 4 0 2 5 ...

Страница 10: ... 8 4 Physical Characteristics ...

Страница 11: ... 9 ...

Страница 12: ... 10 4 1 Outline Dimension z 210mm L x 155mm W x 43 68mm H ...

Страница 13: ... 11 4 2 Spare Parts Structure Drawing DPC 7600 ...

Страница 14: ... 12 ...

Страница 15: ... 13 ...

Страница 16: ... 14 ...

Страница 17: ... 15 DPC 8600 ...

Страница 18: ... 16 ...

Страница 19: ... 17 ...

Страница 20: ... 18 ...

Страница 21: ... 19 5 Regulatory Standards 5 1 Safety z ETL z TUV GS z LVD z CB 5 2 EMI z CE z FCC 5 3 Ergonomics z Dolly z Macrovision ...

Страница 22: ...T12 Disc drive no action or locked T13 Disc drive scratches the disc T14 Some discs can t be played can t play CD or VCD or DVD T15 Head does not work T16 Spindle does not work Video Test T21 No video abnormal Please indicate the abnormal condition T22 Video no video abnormal Please indicate the abnormal condition T23 VCD picture abnormal Please indicate the abnormal condition T24 DVD picture abno...

Страница 23: ... system is set TFT Test T71 TFT image and color error T72 TFT image is black and white T73 TFT image shakes and is distorted T74 TFT ripple Card Reader Test T81 Wrong Card T82 Can t read SD Card T83 Can t read MMC Card 6 2 Debug Trouble Shooting z Please check the PCBA for any missing components and bad soldering z T01 No Power 9 Main Board A Check for components EC17 EC15 EC19 EC39 EC40 on the Ma...

Страница 24: ...making sure that the battery of the Remote control has sufficient power if it is not replace the battery 9 Main Board A Remove the top cover and the panel Check to see if U15 has short circuit broken circuit hollow soldering or other problems B If the above actions are not working replace the Main Board z T05 Stay in the Run In condition after power on can t be tested 9 Main Board A Remove the top...

Страница 25: ...marks 9 PCBA A Check PCBA vision z T0A Power on unstable 9 Main Board A Remove the top cover check all flat cables in the system to see if they are correctly plugged to the fixed positions or re plug them B Disassemble U6 F W Replace it with a good one or re plug it to see if the symptom will disappear C If the above actions are not working replace the Main Board z T0B Abnormal sound in the machin...

Страница 26: ...A Check the loader to see if it is the cause of disc scratching If so replace the loader z T14 Not every disc can be played 9 Main Board A Check the resistors or capacitors of J2 J1 U1 or U8 on the main board or those adjacent to IC to see if there is any hollow soldering cold soldering wrong part or misplaced soldering B If the above actions are not working replace the loader If it is still not w...

Страница 27: ... are not working replace the Main Board 9 DVD ROM less likely to happen A If it is useless to change the main board then replace the loader z T22 Video no video abnormal 9 Main Board A Remove the cover Check J9 on the main board to see if there is any cold or hollow soldering and rule out the problem B Remove the top cover check all flat cables in the system to see if they are correctly plugged to...

Страница 28: ... W or re plug it then check if the action is normal Otherwise replace the F W B Check U1 to see if there is any cold or hollow soldering and short circuit problem and rule out the problem C If the above actions are not working replace the Main Board z T26 Setting menu abnormal picture 9 Main Board A Check U1 to see if there is any cold or hollow soldering and rule out the problem B If the above ac...

Страница 29: ...rts following AOL and AOR to see if there is any cold or hollow soldering short circuit broken circuit parts missing or wrong parts Rule out the problem C If the above actions are not working replace the Main Board z T41 Earphone Audio no waveform sound or waveform sound abnormal 9 Main Board A Remove the top cover check all flat cables in the system to see if they are correctly plugged to the fix...

Страница 30: ...he F W U6 z T53 Panel button 9 Main Board A Check to see if U1 is damaged and check all parts following U1 to see if there is any cold or hollow soldering short circuit broken circuit broken parts parts missing and rule out the problem B If the above actions are not working replace the Main Board z T61 Can t enter the system setting 9 Main Board A Check U1 U15 to see if there is any cold or hollow...

Страница 31: ...e is any cold or hollow soldering and reverse soldering of IC or parts missing C Check U1 to see if there is any cold or hollow soldering and reverse soldering of IC or parts missing D If the above actions are not working replace the Main Board 9 Driver Board A Check J1 J2 to see if there is any cold or hollow soldering B Check AUJ1 cable connected to the main board to see if there is any problem ...

Страница 32: ...n board to see if there is any problem of plugging Rule out the problem C Check U1 to see if there is any cold or hollow soldering and reverse soldering of IC or parts missing D Check J1 J2 and AUJ1 to see if there is any cold or hollow soldering E Check the sharing cable connected to the panel to see if there is any problem of plugging Rule out the problem F Check the high voltage cable connected...

Страница 33: ...ere is any cold or hollow soldering and reverse soldering of IC or parts missing C If the above actions are not working replace the main board z T83 Can t read MMC Card 9 Main Board A Check J15 to see if there is any problem of plugging Rule out the problem B Check U1 to see if there is any cold or hollow soldering and reverse soldering of IC or parts missing C If the above actions are not working...

Страница 34: ... 32 7 Schematic 7 1 Main Board ...

Страница 35: ... 33 ...

Страница 36: ... 34 ...

Страница 37: ... 35 ...

Страница 38: ... 36 ...

Страница 39: ... 37 ...

Страница 40: ... 38 ...

Страница 41: ... 39 7 2 Driver Board DPC 7600 ...

Страница 42: ...600R POL VD25 LRC C140 100nF R69 100R R95 39K 0402 R41 NC 2 5 0 07 0 175W AOL R97 47K 0402 C77 100nF CPH1 C16 100nF VCC EMI SCL PCLK L3 BEAD600R 0805 D13 NC BZT52C16B A K C41 1uF 3V3 C23 22uF 6V3 CT A R19 22K C87 100nF C138 100nF R8 82K AUJ1 FL12 26S 0 5SH 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 GND0 VCC0 VGL VGH STVR STVL CKV U D OEV Vcom0 Vcom1 L R MOD OEH STHL STHR ...

Страница 43: ... 4K7 U2 LD1117 3 3V 1 2 3 GND VO VI C50 100nF R44 NC 2K2 C29 10n PVIJ1 FL12 30S 0 5SH 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 GND VCC NC1 VEE NC2 VGH NC3 STVD STVU CKV UD OE3 OE2 OE1 VCOM STHL VSS2 VR VG VB VSS1 VDD2 CPH1 CPH2 CPH3 VDD1 R L NC4 OEH STHR 3V3 CCIR656_D2 R3 0R 0402 C39 10uF 16V C67 22uF 6V3 C40 100nF UDC C119 100nF R84 20K C3 22uF 6V3 D3 BAT54...

Страница 44: ...IGND C114 100nF C100 NC UI 9 8 16 16 1800 空兩槽 漏感Lk 190mH C106 20P R98 51k VR3 1K IGND 改善水波紋 IGND IGND Vin 5 13V IGND NOUT1 59 201 14020 X7 90 201 14000 PCBA D B VP77 MP80 B 1 3 Wednesday June 28 2006 Title Size Document Number Rev Date Sheet of IGND IGND D10 BAV99 R103 1 2K U5 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 INN CMP LOAD CTOSC TIMER ON OFF GND NOUT2 NOUT1 VDD PWMOUT CTPWM PWMDC CLAMP ISEN M...

Страница 45: ... Vout ADr1 CY ADr2 SY ADr3 CVBS ADr4 Rin ADg1 Cb ADg2 C ADg3 CVBS2 ADg4 Gin SOGin ADb1 Cr ADb2 Bin Rmid Gmid Bmid Vref V33APLL V33DPLL GNDDPLL GNDAPLL Tpad FILT 656FID OVB 656VS OVR 656HS OVG 656CLK OVCLK 656VD0 OVFB 656VD1 OVI 656VD2 OHS 656VD3 OVS 656VD4 656VD5 656VD6 656VD7 SCL SDA ADR_SEL RSTn V33WDAC V33DAC V33ADAC GNDDAC GNDADAC GNDWDAC DAC_R DAC_G DAC_B DAC_Rext DACcomp PR0 CPH3 PR1 CPH2 PR...

Страница 46: ... 44 7 3 Battery Board ...

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