Daewoo DPC-7301N Скачать руководство пользователя страница 8 | Manualshive

Страница: 8 / 36

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-8-

TROUBLESHOOTING

LCD

SYMPTOM

CAUSE

REMEDY

LCD MONITOR PART

1) Picture distortion

&

Defective capacitor (C202)

&

Replace capacitor (C202).

2) No Picture

&

Defective IC (D3031).

&

Replace IC (D3031).

3) No Picture, Picture no

Good

&

Defective IC (CSC 3414A).

&

Replace IC (CSC 3414A).

4) Color is no good

&

Defective X201.

&

Replace X201.

5) SYNC no good

&

Defective IC CSC1004D.

&

Replace IC CSC1004D.

6) NO Picture

&

Defective IC SS6608.

&

Replace SS6608.

7) Picture no good

&

Defective CON4.

&

Replace CON4.

8) Brightness no good

&

Defective IC SS9969.

&

Replace IC SS9969.

9) No Back Light

&

Defective IC MP1029EM.

&

Replace IC MP1029EM.

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Содержание DPC-7301N

Страница 1: ...REV 0 7 0 Inch LCD Color Monitor DVD Player MODEL DPC 7301N LMD 6708RW 2006 Aug ...

Страница 2: ... 2 CONTENTS Specification 3 4 Block Diagram 5 6 General Alignment Instruction 7 Troubleshooting 8 9 Printed Circuit Board 10 17 IC Block Diagram Description 18 33 Explode View 34 Schematic Diagram 35 43 ...

Страница 3: ...W 600 100 600 L 1kHz 0dB mW 600 100 600 SPK MAX Output AV IN R 1kHz 0dB mW 600 100 600 REF THD 1kHz 0dB 3 1 Headphone S N Infinity zere dB L R dB 50 50 Luminance MAX White Signal LUX 300 50 300 Luminance 8step White Signal LUX 250 50 250 Luminance MIN White Signal LUX 100 50 100 20Hz dB 3 0 125Hz dB 3 0 10kHz dB 3 0 L 20kHz dB 3 0 20Hz dB 3 0 125Hz dB 3 0 10kHz dB 3 0 Headphone RESP R 20kHz dB 3 0...

Страница 4: ...kHz 60dB dB 85 85 R L Cross sound DVD 1kHz 0dB L R dB 45 45 1kHz Channel unbalance 1kHz 0dB L R dB 3 0 Power Consumption Standby W 1 1 DC 9V Rating W 12 12 Power Standby Battery Current Standby uA 10 10 ECC Entircity A BEX TDV 552 um 100 100 Scratch A BEX TDV 541 mm 1 6 1 6 Black dot A BEX TDV 545 mm ф0 8 0 8 Finger Print A BEX TDV 545 um ф65 65 Vertical deviation A BEX TDV 533 mm 0 6 0 6 Note Nom...

Страница 5: ... 5 BLOCK DIAGRAM LCD ...

Страница 6: ... 6 DVD ...

Страница 7: ...2 Adjust VR1 to get test point 15720Hz 3 Adjust VR1 to get horizontal phase shift 4 Adjust VRB4 to get good performance The main PCB of DVD Modification 1 Adjust the brightness to the brightest by VR adjust video pattern s color to white test the screen Brightness is 200 102 LUX With luminometer You can adjust R69 to get this standard ...

Страница 8: ...o Picture Picture no Good Defective IC CSC 3414A Replace IC CSC 3414A 4 Color is no good Defective X201 Replace X201 5 SYNC no good Defective IC CSC1004D Replace IC CSC1004D 6 NO Picture Defective IC SS6608 Replace SS6608 7 Picture no good Defective CON4 Replace CON4 8 Brightness no good Defective IC SS9969 Replace IC SS9969 9 No Back Light Defective IC MP1029EM Replace IC MP1029EM ...

Страница 9: ...3 24C02N Defective T4 S29AL0080 Defective U2 MTK1389DE Replace T3 24C02N Replace T4 S29AL0080 Replace U2 MTK1389DE 3 No Sound Defective U8 4558D Defective U6 TDA2822 Replace U8 4558D Replace U6 TDA2822 4 Sound no good Defective U8 4558D Replace U8 4558D 5 Can not read DISC Defective U3 AT5654 PICK up Laser is defective Replace U3 AT5654 Replace pick up 6 No key function Defective U2 IC MTK1389DE R...

Страница 10: ...UT VCO IN APC FH ACC FIL CIN Y C COMP FADJ VID EO IN BLK FRP S H PULSEG S H PULSEG S H PULSEG 33 35 34 9 42 30 31 27 28 32 26 29 23 24 21 22 1 9 20 36 37 38 48 46 4 7 45 6 1 2 3 41 5 1 5 1 4 1 6 1 3 4 17 1 8 43 25 8 12 7 SW 39 40 41 EXT R IN EX T G IN EXT B IN PN V CC1 HPF KIL LER B DC DET B OUT G DC DE T G OUT R D C DET R O U T SYNC IN S YNC OUT SYN C SEP PICTURE AGC FI L TER AGC OU T CLAMP COLOR...

Страница 11: ...ULSE B S H PULSE G S H PULSE R BRIGHT GAMMA2 GAMMA1 FRP SUB BRIGHT B SUB BRIGHT R BLK Vcc2 Pin Name Pin Name Pin Name Pin Name 1 TRAP 13 TINT 25 VCC 2 37 SYNC OUT 2 H FILTER OUT 14 VCO IN 26 BLK 38 SYNC SEP 3 VIDEO IN 15 APC FILTER 27 SUB BRIGHT R 39 EXT B IN 4 IDENT FILTER 16 VCO OUT 28 SUB BRIGHT B 40 EXT G IN 5 C IN 17 GND 29 FRP 41 EXT R IN 6 COLOR 18 VER 30 GAMMA1 42 CONTRAST 7 SW 19 R DC DET...

Страница 12: ... 20 IC BLOCK DIAGRAM DESCRIPTION ICP1 SS6608 ...

Страница 13: ...S2 IAREA_SEL IIMODE ICPO_SEL ICPH_SEL IIMODE ICPO_SEL ICPH_SEL IODD_SEL LVDD IRES 3 IRES 2 VSS ICPI IQ2H_SEL IOEH_SEL ILNR IUND INNP OCPH1 OCPH2 OCPH3 OSTH1 OSTH2 OQ2H LVDD OOEH OCPO CSC 1004 Pin No Pin name I O Remarks Pin No Pin name I O Remarks 1 ivsync I schimtt 33 ires1 I pull_down 2 iviy I schimtt 34 iz_sel I pull_down 3 first I schimtt 35 itst1 I AC DC test 4 icsy I schimtt 36 ooe3 O 3mA 5 ...

Страница 14: ... 51 pcph3 O 6mA 20 ivpos1 I pull_down 52 osth1 O 3_state 3mA 21 ivpos2 I pull_down 53 osth2 O 3_state 3mA 22 VSS 54 oq2h O 3mA 23 ihpos1 I pull_up 55 LVDD 3 3V 24 ihpos2 I pull_up 56 ooeh O 3mA 25 iarea_sel I pull_up 57 ocpo O 3mA 26 iimode I pull_up 58 VSS 27 icpo_sel I pull_up 59 icpi I 28 icpo_sel I pull_up 60 iq2h_sel I pull_up 29 iodd_sel I pull_up 61 ioeh_sel I pull_up 30 LVDD 3 3V 62 ilnr I...

Страница 15: ... 23 IC BLOCK DIAGRAM DESCRIPTION Q10 SS9969 ...

Страница 16: ... 24 IC BLOCK DIAGRAM DESCRIPTION IC1 CSC3414A Pin Name Pin Name 1 A OUTPUT 5 B INPUT 2 A INPUT 6 B INPUT 3 A INPUT 7 B OUTPUT 4 GND 8 V ...

Страница 17: ...C BLOCK DIAGRAM DESCRIPTION ICH1 MP1029EM Pin Name Pin Name Pin Name Pin Name 1 AB 6 DR 11 BSTR 16 COMP 2 IL 7 IN 12 PGND 17 FT 3 BOS 8 OUTL 13 OUTR 18 OL 4 DB 9 PGND 14 IN 19 FB 5 EN 10 BSTL 15 REF 20 AGND ...

Страница 18: ... D7 Q17 R6 Q18 Q19 Q24 D11 D10 Q20 C2 R5 Q16 Q15 Q14 D8 Q21 Q23 D5 Q22 OUT T1 1 16 14 1G Vs INPUT 1 1 TDA2822 2 3 4 8 7 6 5 9 10 11 12 13 14 15 16 N C INPUT 1 GND GND OUTPUT 1 N C V S N C N C OUTPUT 2 GND GND INPUT 2 N C INPUT 2 Pin Name Pin Name 1 INPUT 1 9 N C 2 N C 10 N C 3 INPUT 1 11 OUTPUT 2 4 GND 12 GND 5 GND 13 GND 6 OUTPUT 1 14 INPUT 2 7 N C 15 N C 8 V5 16 INPUT 2 ...

Страница 19: ...TK VOLD VOLD PGND VNFTK PV BIAS GND V LD CTKerr2 CTKerr1 V TK STBY SL IN SL VIN IN IN CC2 10K 20K 7 5K 7 5K 7 5K 10K 15K Pre GND PGND PVCC2 25K 10K PGND Vcc CC1 CC1 PV 7 5K 20K 10K 4 3 2 1 25 26 27 28 10 7 8 9 5 6 AT5654 21 22 24 23 20 19 13 12 11 14 18 17 16 15 Pin Name Pin Name Pin Name Pin Name 1 VINFC 8 V CC 15 VOTK 22 GND 2 CFCerr1 9 PV cc1 16 VOTK 23 VINTK 3 CFCerr2 10 PGND 17 VOLD 24 CTKerr...

Страница 20: ... 28 IC BLOCK DIAGRAM DESCRIPTION T2 M12L64164A ...

Страница 21: ... 29 IC BLOCK DIAGRAM DESCRIPTION T2 M12L64164A ...

Страница 22: ... 30 IC BLOCK DIAGRAM DESCRIPTION DVD U8 NE4558 3 5 2 6 OUYPUT 1 7 INPUTS V 8 4 V 4 1 2 3 NE4558 5 8 7 6 A B Pin Name Pin Name 1 A OUT 5 B IN 2 A IN 6 B IN 3 A IN 7 B OUT 4 V 8 V ...

Страница 23: ... 31 IC BLOCK DIAGRAM DESCRIPTION T4 S29AL0080 A29L800 ...

Страница 24: ... 32 IC BLOCK DIAGRAM DESCRIPTION T4 S29AL0080 A29L800 ...

Страница 25: ... 33 IC BLOCK DIAGRAM DESCRIPTION U1 S8521 ...

Страница 26: ...XC051AAG 88XC06100G 55Q701010G 55QD03010G 57XC01100G 55TV03010G 64J001100G 19 17 18 15 16 14 24 25 26 22 23 21 20 SCREW 2 6 7 PATCH SCREW 2 6 7 CD DOOR OPEN KNOB SLIP PATCH PRESS SPRING SPRING STEEL AXIS BALL 1 2 1 4 1 1 1 4 1 2 2 2 1 1 1 1 1 1 1 2 1 1 1 2 1 2 DVD FRONT CAB 39 55J001010G 87XC02100G 88XC071AAG 87XC01100G 692626050G 85XC2201 34ME01060G 88J0111AAG 88XC041AAG 692620050G 692117040G 692...

Страница 27: ...PEN R233 OPEN R235 22K R237 18K R243 OPEN R241 18K C219 104 C220 104 C221 104 C222 104 C223 104 C224 103 C225 103 C226 104 C227 104 C230 104 C229 104 R201 220 R202 OPEN R203 10M R204 100R R205 1M C205 104 C204 473 C203 680P C202 10uF 16V C201 105 C210 105 C209 105 C208 105 X201 3 58MHZ NTSC C206 103 C207 474 R206 8K 2 R207 5K 6 R208 OR R213 000R R214 1K R212 100R R216 680K R218 330K R219 OPEN C216...

Страница 28: ...H5 4 7K RH4 47K RH6 330K RH7 100K RH8 1K RH12 N A RH13 270ohm CH4 105 X5R 16V CH5 104 X5R 10V CH4 1uF HV RTN CN2 VIN GND CN1 1 2 2 4 7 6 T1 1 REF REF IL ABRT IL BOS DBRT EN DRV BATT OUTL PGND BTL BTR PGND OUTR BATT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 AGND ISFB VLFB FT COMP REF ICH1MP1029 LV REF LV IL 2 LH1 47uH DIM RH2 10K 0 01u CH1 DIM CRH2 1N4148 CRH1 1N4148 REF RH11 510ohm RH1 1K...

Страница 29: ...1 6 P0 2 5 IC2 S3 C94 44 R22 150K C8 104 BATTERY BAT1 7 2V 1 B1 BAT1 2 R16 12K R24 10K R25 10K C3 0 1uF 5 7 6 IC3 LM 358 R27 1K D1 BAS85 R23 0 R2 OPEN R12 OPEN C7 4 7uF C2 10uF D10 SK34 F1 FUSE 1 25A SMD 3 2 4 1 8 IC3 LM 358 U1 A R21 10M R19 10M B DC OUTPUT R29 221 R5 100K LED R26 OPEN R31 OPEN R30 100K R33 1M R32 10K Q5 2412 5V 5V B1 Q6 SI2313 1 2 3 4 LED B B1 B 1 B 2 VCC DIS VM 1 VDD 2 VSS 3 DO ...

Страница 30: ...3 4 A B C D 4 3 2 1 D C B A SW1 MENU SW2 UP SW3 RIGHT SW4 ENTER SW5 LEFT SW6 DOWN SW7 WIDE NOR SW9 PLAY SW10 PREV SW11 NEXT SW12 STOP 1 2 3 4 5 6 7 8 CON8 PIN8 KEYSCANX1 KEYSCANX2 KEYSCANX3 KEYSCANX4 KEYSCAN Y1 KEYSCAN Y2 KEYSCAN Y3 ...

Страница 31: ...switchpower 1 2 3 4 5 6 7 8 R190 1K Q1 AO3409 3 2 1 D12 SK24 1 2 J2 RCA JACK 1 2 3 R12 10K EC1 47u 16V TP1 CHARG C61 0 1U dv33 R5 100k OVER_ 16V R7 10k CB32 0 1uF R192 10k ON OFF 12VIN POWER OFF Q30 9014b 2 13 DV33 R1 30 Q31 9014b 2 13 C52 1000P R11 1k Q4 9014b 2 13 ON OFF V18 R128 1K TP2 Q10 S12307 R188 1k EC3 100uF 16V 12VA U1 S 8521F33 1 4 2 3 5 on off EXT vss vout VDD CB2 0 1uF Lion battery mu...

Страница 32: ...uF CB25 0 1uF WE 3 SL A SL C34 220P CB6 0 1uF J4 4x1 W HOUSING 1 2 3 4 REV 2 WDIE A 16 Y6 Y22 6808RW DVD KEY5 CB17 0 1uF R38 10k JITFO Y 3 S D A EC10 47uF 16v MDI2 JITFN C 18 0 1uF R51 20k R17 100k A19 C1 390pF R23 1k C2 2200pF R54 10 BA 0 1 3 V 1P 4 Y3 A4 DQ8 V18 PLLVDD3 TITLE STBY MA0 IR ITEM NO TRSO A 15 A R V18 SCL 3 OPO R48 20k R186 150 C 14 0 1uF C29 330pF RAS MA10 DQM1 K E Y 2 R29 10K CS 3 ...

Страница 33: ...D6 AD 0 7 PCE 2 DWE DBA1 EC18 10u C41 22P A3 EC19 10u RDQM 0 1 DMA0 DMA 0 11 DRAS PWR 2 A16 DMA8 PWR RAS A13 TITLE RDQ13 ITEM NO RDQ 0 15 A11 SD33 T4 MX29F800T TSOP 48 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 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 A15 A14 A13 A12 A11 A10 A9 A8 NC1 NC2 WE RESET NC3 NC4 RYBY A18 A17 A7 A6 A5 A4 A3 A2 A1 A0 CE VS...

Страница 34: ...3 REV 0 Y C90 100P GND R151 10k A_MUTE AUDIOL Q17 9014 2 13 EC26 100uF APPROVED EC22 220uF C46 150pF SPK_RR HCN D9 TP 1 WDIE AUDIOR CVBS_TV WIDE NOR 12VA Y18 sw0812 U 2 1 2 L4 LB0805 0 9A 22 DESIGN J9 8pin 1 25mm 1 2 3 4 5 6 7 8 CVBS L7 12UH 200mA 0805 ELECTRONICS CO LTD D10 SB85 V1 earphone 1 2 3 4 5 6 7 8 9 10 11 4 OF 5 CONTROL WIDE Y6 MR 5 4 SPK_R R68 12k R87 10k ML EC24 10uF IR CVBS_TV AVINPUT...

Страница 35: ...5 R93 100 EC33 100u R102 10k SY 5 4 12V MR 5 4 AUDIOR 5 4 ML ML 5 6 R157 100K Y5 5 AVINPUT 5 4 A_MUTE R90 22k C49 0 1U AL 5 AL MR EC40 10u EC30 47u SHEN ZHEN SPK_R 5 4 HEAD_R D7 1N4148 1 2 Q18 C2001 2 13 DV33 AUDIOL 5 4 A_MUTE Q12 C2001 2 13 CVBS_TV SPK_L C47 220p APPROVED MR 5 6 R92 5 1k CVBS_TV 6 5 R156 4 7K PAGE AUDIOL Q15 9015b CVBS EC32 10u SPK_L 5 4 MR C51 2000p REV 2 12V R158 100K NC R104 1...

Страница 36: ...MEMO ...

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