Daewoo DLA-32C7LMBD Service Manual Download Page 43 | Manualshive

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Schematics : Digital Board

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Summary of Contents for DLA-32C7LMBD

Page 1: ...r performance without notice in the parts list So if you need the latest parts information please refer to PPL Parts Price List in Service Information Center Service Manual LCD TV CHASSIS Model S M NO...

Page 2: ...bleshooting SMPS 18 1 FEL 3237A DLA 32 37C7LMBD 18 2 FEL 42C2 DLA 42C7LMBD 20 8 Bill Of Materials 22 1 DLA 32C7LMBD 22 2 Different Materials Besides Mechanical Parts 31 9 How to S W Upgrade Tools 32 1...

Page 3: ...ews holding PCBs are working as electric circuit grounding make sure to check if any screw is missing when assembling reassembling Do not leave any screws inside the set 5 A LCD Set contains different...

Page 4: ...if the RF cable connection has no problem 4 Picture of analog program is noisy Check the RF cable connection Check if Picture Noise Reduction is ON Change the Channel Fine Tune value 5 Sound is not ge...

Page 5: ...200mm X 0 600mm 0 227mm X 0 681mm Contrast Ratio 3000 1 MAX TV System Receiving NTSC ATSC System LVDS Cable FL X30SSL HF LVDS B 12V Input Connector RF 75 Ohm Coaxial S Video Video 2 Component RCA X 2...

Page 6: ...mponent Standard 640 X 480 60Hz O O X VESA Standard 75Hz O O X VESA Standard 800 X 600 60Hz O O X VESA Standard 75Hz O O X VESA Standard 1024 X 768 60Hz O O X VESA Standard 75Hz O O X VESA Standard 12...

Page 7: ...ge being spoken in the accompanying program audio G Service 2 Secondary Language Service This service contains caption in a secondary language which are translations of the captions in the Primary Cap...

Page 8: ...contains material that parents may find G TV 14 Parents Strongly Cautioned This Program contains some material that many parents wound find unsuitable for children under 14 years of age G TV MA Matur...

Page 9: ...4 Service Remote Controller 9 1 Key Arrangement Chset Gumi Recall HEAT RUN SVPPX DEMDA CH Pattern MISC Volume PQ Panel W B PreScale Reset...

Page 10: ...ontrol PC R Gain 0x50 PC R Gain Control Com 480i Y Clamp 0x30 480i Y Clamp Level Control Com 480i Pb Clamp 0x200 480i Pb Clamp Level Control Com 480i Pr Clamp 0x200 480i Pr Clamp Level Control Com 480...

Page 11: ...lay 8 Sub Picture Cb Delay Peaking 38 Peaking Control APL Enable ON APL Enable APL Luma Factor 208 APL Luma Factor APL Gain 48 APL Gain Filter 0 Band Pass Filter Gamma Enable ON Gamma Enable S6 Panel...

Page 12: ...tware Update OFF RF S W Update Mode S1 HeatRun Enable OFF HeatRun Enable Mode Panel Model S S Don t Care Digital Index level 133 Don t Care LG Tuner Enable ON Don t Care Index PCA9557 Enable ON Smart...

Page 13: ...5 Block Diagram 13 DLA 32 37 42LMBD BLOCK DIAGRAM...

Page 14: ...f IC501 2 Component mode Check the path from input jack to Pin V6 W9 Y8 Comp 1 and W6 Y9 W8 Comp 2 of IC501 3 Video mode Check the path from input jack to Pin Y10 Video 1 and V8 Video 2 of IC201 Perha...

Page 15: ...th from input jack to Pin M2 M1 N2 N1 P2 L2 L1 U11 and T1 of IC501 Perhaps Connector and Cable Problem Replace the Main PCB Check PC HDMI resolution to available resolution in LCD TV Yes No Check the...

Page 16: ...haps Connector and Cable Problem Replace the Main PCB Check the Ant Set is correct in Menu Yes No Check the LVDS connector and cable is correct Check the LVDS signal output of IC501 is correct Pin A14...

Page 17: ...ut power of IC602 is normal Pin 4 7 12 15 No Check the path from IC602 to Speaker No Check the signal output of IC602 is normal Pin 8 9 16 17 Yes Perhaps IC602 problem Replace main PCB No No Check the...

Page 18: ...hanging BD1 BD2 NO Checking open and short of Z1 LF1 LF2 C1 C2 A Can you check that Vcc voltage of IC3 was supplied from DC15V to DC27V YES NO 2 1 Can you check the D4 s condition open and short YES C...

Page 19: ...intermittent mode A Is R5 s condition good from open and short YES changing R5 NO Checking 1 3 and 1 4 items Checking open and short of MAIN BOARD if that 1 3 and 1 4 items are no problem 5 Out put v...

Page 20: ...ng BD1 BD2 NO Checking open and short of Z1 LF1 LF2 LF3 C1 C2 A Can you check that Vcc voltage of IC3 was supplied from DC15V to DC27V YES NO 2 1 Can you check the D4 s condition open and short YES Ch...

Page 21: ...intermittent mode A Is R5 s condition good from open and short YES changing R5 NO Checking 1 3 and 1 4 items Checking open and short of MAIN BOARD if that 1 3 and 1 4 items are no problem 5 Out put vo...

Page 22: ...G DOUBLEFACEDTAPE L 85 P 30 M590 4857943600 INDEX FILM PET 0 15T KIMOTO 100NSH M591 4855945900 DECO PLATE ACRYL T2 0 ZZ210 PTSNSWG215 STAND AS DLA 32C7LMBD M213 4852177301 COVER STAND BASE HIPS BK LOC...

Page 23: ...0V X7R 0 1MF K 1608 CC108 HCBK104KBA C CHIP CERA 50V X7R 0 1MF K 1608 CC109 HCBK104KBA C CHIP CERA 50V X7R 0 1MF K 1608 CC110 HCBK104KBA C CHIP CERA 50V X7R 0 1MF K 1608 CC111 HCBK104KBA C CHIP CERA 5...

Page 24: ...0V X7R 0 1MF K 1608 CC509 HCBK104KBA C CHIP CERA 50V X7R 0 1MF K 1608 LOC PART CODE PART NAME DESCRIPTION CC510 HCBK104KBA C CHIP CERA 50V X7R 0 1MF K 1608 CC511 HCBK104KBA C CHIP CERA 50V X7R 0 1MF K...

Page 25: ...1608 LC762 HFF300B00A F CHIP FERRITE BEAD 30 OHM PBY 1608 RC107 HRFT562JBA R CHIP 1 10 5 6K OHM J 1608 RC111 HRFT101JBA R CHIP 1 10 100 OHM J 1608 RC139 HRFT472JBA R CHIP 1 10 4 7K OHM J 1608 RC140 H...

Page 26: ...10MF 4X7 CE501 CEXF1C100V C ELECTRO 16V RSS 10MF 4X7 CE502 CEXF1C100V C ELECTRO 16V RSS 10MF 4X7 CE503 CEXF1C100V C ELECTRO 16V RSS 10MF 4X7 CE504 CEXF1C100V C ELECTRO 16V RSS 10MF 4X7 LOC PART CODE...

Page 27: ...C CHIP CERA 50V X7R 0 01MF K 1608 CC718 HCBK104KBA C CHIP CERA 50V X7R 0 1MF K 1608 LOC PART CODE PART NAME DESCRIPTION CC720 HCBK103KBA C CHIP CERA 50V X7R 0 01MF K 1608 CC721 HCBK104KBA C CHIP CERA...

Page 28: ...BSS138 QC602 TBSS138 A TR CHIP BSS138 LOC PART CODE PART NAME DESCRIPTION RA301 HRTS8E000J R CHIP ARRAY 1 16 8P 0 OHM J 3216 RA302 HRTS8E000J R CHIP ARRAY 1 16 8P 0 OHM J 3216 RA303 HRTS8E000J R CHIP...

Page 29: ...1608 RC346 HRFT000 BA R CHIP 1 10 0 OHM 1608 RC347 HRFT000 BA R CHIP 1 10 0 OHM 1608 LOC PART CODE PART NAME DESCRIPTION RC348 HRFT000 BA R CHIP 1 10 0 OHM 1608 RC349 HRFT000 BA R CHIP 1 10 0 OHM 160...

Page 30: ...OHM J 1608 RC650 HRFT472JBA R CHIP 1 10 4 7K OHM J 1608 RC652 HRFT222JBA R CHIP 1 10 2 2K OHM J 1608 RC704 HRFT101JBA R CHIP 1 10 100 OHM J 1608 RC708 HRFT121JBA R CHIP 1 10 120 OHM J 1608 RC709 HRFT...

Page 31: ...12S ULW 300 O O X P803C 4850714S06 CONNECTOR 20022HS 14S 20022HS 12S ULW 300 X X O SPEAKER SP01 4858318510 SPEAKER SP 45165F01C O X X SP01 48A8319000 SPEAKER SYSTEM SS 57165F02CR X O O SP02 4858318510...

Page 32: ...to upgrade LCD TV Decoder S W ecc to be uploaded PIC micom S W hex to be uploaded RS232 cable S W upgrade tool Service remote controller 1 2 Your computer has 9 pin serial port and the port should no...

Page 33: ...de Tools 33 3 How to upgrade decoder of LCD TV 3 1 Execute S W upgrade tool which is DTV_Updater exe 3 2 Select Setting Target Decoder in the menu 3 3 Select available serial port in Setting Port Defa...

Page 34: ...How to S W Upgrade Tools 34 3 4 Select bitrate which is Setting bits second 115200 in the menu File Open 3 5 Open the file ecc to be uploaded in the decoder...

Page 35: ...Upgrade Tools 35 3 6 If the file is correctly selected the file name is displayed as followings Do not check the option Boot Sector include 3 7 Click the Upload button Turn off on the LCD TV as follow...

Page 36: ...How to S W Upgrade Tools 36 3 9 Click the Finish button if the decoder upgrade has been finished as below And then turn off on LCD TV with the power cord 3 8 Decoder is being upgraded as below...

Page 37: ...of LCD TV 4 1 Execute S W upgrade tool which is DTV_Updater exe 4 2 Press S10 key on the service remote controller Move to Micom Update with CH UP DOWN key And set the option into ON with VOL UP DOWN...

Page 38: ...How to S W Upgrade Tools 38 4 4 Select available serial port in Setting Port Default port is COM1 4 5 Select bitrate which is Setting bits second 9600 in the menu...

Page 39: ...How to S W Upgrade Tools 39 4 7 If the file is correctly selected the file name is displayed as followings Do not check the option Boot Sector include 4 6 Open the file hex to be uploaded in the PIC...

Page 40: ...How to S W Upgrade Tools 40 4 8 Click the Upload button Execute the AC off on as following message 4 9 PIC is being upgraded as below...

Page 41: ...How to S W Upgrade Tools 41 4 10 Click the Finish button if the PIC upgrade has been finished as below LCD TV will be automatically turned on...

Page 42: ...10 Schematics Digital Board 42...

Page 43: ...Schematics Digital Board 43...

Page 44: ...Schematics Digital Board 44...

Page 45: ...Schematics Digital Board 45...

Page 46: ...Schematics Digital Board 46...

Page 47: ...Schematics Digital Board 47...

Page 48: ...Schematics Digital Board 48...

Page 49: ...Schematics Digital Board 49...

Page 50: ...Schematics Digital Board 50...

Page 51: ...11 Schematics SMPS 51 1 FEL 3237A DLA 32 37C7LMBD...

Page 52: ...Schematics SMPS 52 2 FEL 42C2 DLA 42C7LMBD...

Page 53: ...12 Mechanical Development Figure 53 1 DLA 32C7LMBD...

Page 54: ...Mechanical Development Figure 54 2 DLA 37C7LMBD...

Page 55: ...Mechanical Development Figure 55 3 DLA 42C7LMBD...

Page 56: ...DAEWOO ELECTRONICS CORP 686 AHYEON DONG MAPO GU SEOUL KOREA C P O BOX 8003 SEOUL KOREA PRINTED DATE Dec 2006...

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