AOC N27W551T Service Manual Download Page 26

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27’’ LCD TV AOC N27W551T

5. Repair Flow Chart

5.1 No Power (No LED indicator)

Check power cord and board interface

Plug in power cord and interface

Check F901, BD901, D901, D902

Replace F901 or BD901 or D910 or D902

Check IC981, D928 (12V)

Check IC901, Q901

Replace IC981or D928

Check Q924, IC924 (ON/OFF signal)

Replace Q924 or IC924

Check T951

Replace T951

Replace IC901 or Q901

Check Q942, Q943

Check IC941, Q941

Replace IC941, Q941

Replace Q942 or Q943

Check IC927

Check the load

Replace IC927

Summary of Contents for N27W551T

Page 1: ... 4 Key Board 71 8 5 IR Board 71 8 6 DC DC Board 71 8 7 Headphone Board 72 9 Block Diagram 73 9 1 Main Board 73 9 2 Power Board 74 9 3 Exploded View 75 10 Schematic Diagram 77 10 1 Main Board 77 10 2 Power Board 89 10 3 Tuner Board 91 10 4 Key Board 94 Table Of Contents 1 Revision List 2 1 Monitor Specification 3 2 Operating Instructions 4 2 1 The Use Of Remote Control 4 2 2 The Use Of Teletext 5 2...

Page 2: ...27 LCD TV AOC N27W551T 2 Revision List Version Release Date Revision Instructions TPV Model A00 Jul 05 2006 Initial Release E276MTNBD4TENP ...

Page 3: ...le CR 20 H 176 V 176 CR 20 Display colors 16 7M colors 8 bits colors Lamp Type Life 60000 hr type LCD Panel Color Temperature Cool Warm Video Inputs AV CVBS S Video Composite Video SCART RGB Composite HDMI Video system NTSC PAL SECAM Audio Output Audio Output L R Headphone Mini jack for stereo 3 5ø OSD language default English Table Stand Included Wall Mount VESA 100 x 100 mm Power Supply AC100V 2...

Page 4: ...27 LCD TV AOC N27W551T 4 2 Operations Instructions 2 1 The Use Of Remote Control ...

Page 5: ...27 LCD TV AOC N27W551T 5 2 2 The Use Of Teletext ...

Page 6: ...27 LCD TV AOC N27W551T 6 2 3 Front Panel Control Knobs ...

Page 7: ...27 LCD TV AOC N27W551T 7 2 4 OSD Operations ...

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Page 15: ...27 LCD TV AOC N27W551T 15 2 5 How To Connect ...

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Page 19: ...unding The connector information is as follow 1 6 11 15 5 10 15 Pin Color Display Signal Cable Pin No Description 1 Red Video 2 Green Video 3 Blue Video 4 Not Used 5 GROUND 6 Red Video Ground 7 Green Video Ground 8 Blue Video Ground 9 No Pin 10 Sync Ground 11 Not Used 12 Serial Data for DDC 13 Horizontal Sync 14 Vertical Sync 15 Serial Clock for DDC Apply power to the display by turning the power ...

Page 20: ...ontal Frequency kHz Horizontal Vertical Horizontal Vertical Normal 4 3 FULL 16 9 720 400 70 1 31 5 NEG POS YES YES YES YES 59 9 31 5 NEG NEG YES YES YES YES 640 480 75 0 37 5 NEG NEG YES YES YES YES 800 X 600 75 0 46 9 POS POS YES YES YES YES 1024 768 60 0 48 4 POS POS YES YES YES YES 1280 768 75 0 60 3 NEG POS YES YES YES YES ...

Page 21: ...LCD TV AOC N27W551T 21 4 Mechanical Instructions Step Figure Description Preparation Lay the LCD TV on a flat soft and clean surface Remove the stand Remove the four screws on the stand to remove the stand ...

Page 22: ...27 LCD TV AOC N27W551T 22 Remove the back cover Remove the seven screws mark in red to remove the back cover Remove the plate Remove the six screws to remove the plate ...

Page 23: ...27 LCD TV AOC N27W551T 23 Remove the shield 1 Remove the twelve screws Remove the shield 2 Push the shield as the arrowhead direction ...

Page 24: ...r board and power board 1 Remove the five screws marked in red to remove the power board 2 Remove the eight screws marked in red to remove the main board and tuner board 3 Disconnect the connector and remove the tuner board power board and main board ...

Page 25: ...27 LCD TV AOC N27W551T 25 Remove the bezel Remove the fourteen screws to remove bezel Remove the main frame 1 Remove the eight screws to remove main frame The end N A ...

Page 26: ...01 D901 D902 NG Replace F901 or BD901 or D910 or D902 OK Check IC981 D928 12V Check IC901 Q901 NG Replace IC981or D928 Check Q924 IC924 ON OFF signal NG Replace Q924 or IC924 OK OK Check T951 OK NG Replace T951 Replace IC901 or Q901 OK Check Q942 Q943 Check IC941 Q941 Replace IC941 Q941 OK NG NG NG Replace Q942 or Q943 Check IC927 Check the load OK NG Replace IC927 ...

Page 27: ...heck 3 3V_SB Replace U701 OK NG Check PWR_ON signal OK NG Check Q704 Q705 Q706 Q709 NG Replace Q704 or Q705 or Q706 or Q709 Check U32 U21 NG Replace U32 or U21 Check I2 C communication OK Check PFC circuit NG Replace IC901 or Q901 OK Check main board power supply Check key board Check Panel inverter board NG Replace panel ...

Page 28: ...icator green Check the source OK Reset source NG Check LVDS cable NG Reset LVDS cable OK Check 24V power supply NG Return to 5 1 OK Check main board power supply OK Check U21 NG Replace U21 OK Check I2 C communication OK Check panel NG Replace panel ...

Page 29: ...ce NG Check signal filter circuit NG Replace the filter or inductance OK NG RF signal Check TV system setup OK Check Tuner Replace Tuner AV SCART1 2_CVBS signal S video SCART2_Y C signal Check U3 NG Replace U3 PC signal Check U11 NG Replace U11 OK Check U21 U20 NG Replace U20 OK ...

Page 30: ...er or inductance OK NG SIF signal Check TV system setup OK Check Tuner Replace Tuner AV AIR1 AIR2 PC signal Check Audio decoder MSP3410G U4 NG Replace U4 OK Check U63 U61 NG Replace U63 or U61 OK Check Amplifier MAX9714 U60 NG Replace U60 Check Earphone jack NG Replace the Earphone jack OK Check speaker NG Replace speaker ...

Page 31: ...5 6 Key Board OSD is unstable or not working Is Key Pad Board connecting normally Connect Key Pad Board Is Button Switch normally Replace Button Switch Y N N Is Key Pad Board Normally Replace Key Pad Board Y N Y Check Main Board ...

Page 32: ...on Chroma2225 Chroma7120 s lens must aim at the center of Pattern1 showed on the LCD TV s screen The distance of Chroma7120 s lens and the center of screen is 20cm 1cm ENTER FACTORY After orientation OK set Pattern104 black picture on Chroma225 Press 1 9 9 9 on remote to enter the menu on top left of the screen refer to fig 1 this menu will show slowly then from UP key option to enter the menu ref...

Page 33: ...Chroma7120 to switch xyY mode Use black sleeve on Chroma7120 s lens to ensure no external ray Set Pattern104 on Chroma2225 Adjust SCALAR RB GB BB value to make sure the brightness is the lowest then set Pattern105 on Chroma2225 and adjust RG GG BG value to make the value displaying on Chroma7120 is about 100 Press Save to save Switch to CH4 select cold Temp and then adjust it according to above me...

Page 34: ...27 LCD TV AOC N27W551T 34 Fig 4 Fig 5 Fig 6 ...

Page 35: ...e input signal to 0 white level performance Firstly press the brightness from 50 to 0 and make sure the Y is not changed Secondly change the input signal to 32 GRAYS performance and make sure the grays is not connected at any position as the 5 level is between the first gray and the second gray 5 1 32 1 6 1 The white color temperature in PC Mode should be app 7200K CIE1931 x 0 303 y 0 319 Y 350 10...

Page 36: ...EONY A1KALINE LR03 095T8014 10 11 WIRE HARNESS 095T8014 12 13 WIRE HARNESS 095T8014 2D530 WIRE HARNESS 095T8014 3D547 WIRE HARNESS 095T8014 5D579 WIRE HARNESS 095T8014 8D651 WIRE HARNESS 095T8018 3D581 LVDS CABLE 098TR7GW2NTTSB Remote THOMSON GRAY RCT 311 TR1G for TTE 0M1T 330 3128 CR3 SCREW 0M1T 330 4120 SCREW 0M1T 330 4128 CR3 SCREW 0M1T 330 4128 CR3 SCREW 0M1T 330 6 47 CR3 SCREW 0M1T 340 14120 ...

Page 37: ...22 1 C LENS POWER 044T3231 21 2 EVA WASHER 044T3231 21 3 EVA WASHER 078T 451 2 SPK 8OHM 15W NeoSonica 0Q1T1030 8128 CR3 SCREW 0Q1T1030 8128 CR3 SCREW IRPF6AA4P IR BOARD FOR ROHS Q33T0058 25 2C IR LENS Q34T1836 YZA4L BEZEL 0Q1T 330 6120 SCREW HJPFA60A8P HEADPHONE JACK BOAED Q33T6381 YXA1L CARD READER COVER 001T6017 2 GP SCREW 012T 394 3 RUBBER FOOT 0M1T 330 6128 CR3 SCREW 0Q1T 140 8120 SCREW Q15T00...

Page 38: ...7T215B102 4R 1000UF 25V 10 23 C950 067T215L102 6N KY35VB1000M L 5 25MM C949 067T215L102 6N KY35VB1000M L 5 25MM C948 067T215L102 6N KY35VB1000M L 5 25MM C930 067T215L102 6N KY35VB1000M L 5 25MM C951 067T215L102 6N KY35VB1000M L 5 25MM C930 067T215L102 6R LOW E S R 1000UF 20 35V C948 067T215L102 6R LOW E S R 1000UF 20 35V C949 067T215L102 6R LOW E S R 1000UF 20 35V C950 067T215L102 6R LOW E S R 100...

Page 39: ...2 033T3802 3H WAFER 3P RIGHT ANGLE CN61 033T3802 5H WAFER 5P RIGHT ANELE PI CN12 033T3802 8H WAFER 8P RIGHT ANGLE PITCH 2 0 CN10 033T801736A H PIN HEADER 36P 2 0MM CN20 033T802724D H 24PIN 040T 457624 1B CPU LABEL 040T 45762412B CBPC LABEL 044T3231508512 CHIELD D SUB U31 056T1133 77T2L EN29F040A 70JCP U31 056T1133 80T2L A29040BL 70F PLCC 32 R714 061T152M109 64 MOFR 1 OHM 5 2WS R711 061T152M109 64 ...

Page 40: ... 056T 627 5 TSOP4833 SMTIRPF6AA4P IR BOARD FOR SMT CN1 033T3802 5H WAFER 5P RIGHT ANELE PI J1 088T 30230C PHONE JACK J1 088T 30230T PHONE JACK GND 095T 900 53 HARNESS 95MM SMTHJPFA60A8P TUNER BOARD SMT IC981 056T 379 40 TOP246YN T0 220 7C 090T 427 1 HEAT SINL 0M1T1730 8128 CR3 SCREW 005T 42 1 CUSHION 012T 372 1 silicon Q943 057T 600 42 IRFB38N20D TO 220AB Q942 057T 600 42 IRFB38N20D TO 220AB 090T ...

Page 41: ...OHM 1 1 8W R958 061T0805202 RST CHIPR 2 KOHM 5 1 8W R936 061T0805220 22 8 1 10W R967 061T0805222 RST CHIPR 2 2 KOHM 5 1 8W R951 061T0805242 RST CHIPR 2 4 KOHM 5 1 8W R949 061T0805273 RST CHIPR 27 KOHM 5 1 8W R930 061T0805280 3F RST CHIPR 280 KOHM 1 1 8W R948 061T0805330 RST CHIPR 33 OHM 5 1 8W R904 061T0805470 RST CHIPR 47 OHM 5 1 8W R933 061T0805471 RST CHIPR 470 OHM 5 1 8W R935 061T0805472 RST C...

Page 42: ...R C914 065T0805104 32 CHIP 0 1U 50V X7R C910 065T0805104 32 CHIP 0 1U 50V X7R C946 065T0805333 32 MLCC 0805 CAP 3300PF K 50V X7R C959 065T0805334 22 CHIP 0 33UF 10 25V X7R 0805 C958 065T0805471 31 CHIP 470PF 50V NPO C912 065T0805474 22 CHIP 0 47UF 25V X7R C964 065T1206103B2M6213 CHIP 0 01UF 630V X7R D904 093T 6432P LL4148 BY PANJIT D905 093T 6432P LL4148 BY PANJIT D906 093T 6432P LL4148 BY PANJIT ...

Page 43: ...TRIDENT U702 056T 563 25 AIC1084 33PE U706 056T 563 31 AZ1117D 1 8E1 TO 252 U707 056T 563 31 AZ1117D 1 8E1 TO 252 U709 056T 563 31 AZ1117D 1 8E1 TO 252 U700 056T 563 44 AME8815BEGT 250Z SOP 223 U704 056T 563 44 AME8815BEGT 250Z SOP 223 U710 056T 585 9 IC AP1117E50LA ANACHIP U701 056T 585 4A AP1117E33LA U703 056T 585 4A AP1117E33LA U705 056T 585 4A AP1117E33LA U16 056T 614 1 IC 74HC4052D PHILIPS U2...

Page 44: ...W RN211 061T 125101 8 RST CHIP AR 8P4R 100 OHM 5 1 16W RN210 061T 125101 8 RST CHIP AR 8P4R 100 OHM 5 1 16W RN207 061T 125220 8 CHIP ARRAY 220HM 1 16W 8P4R RN206 061T 125220 8 CHIP ARRAY 220HM 1 16W 8P4R RN205 061T 125220 8 CHIP ARRAY 220HM 1 16W 8P4R RN204 061T 125220 8 CHIP ARRAY 220HM 1 16W 8P4R RN203 061T 125220 8 CHIP ARRAY 220HM 1 16W 8P4R RN202 061T 125220 8 CHIP ARRAY 220HM 1 16W 8P4R RN20...

Page 45: ...HM 1 16W R149 061T0603000 CHIP 0OHM 1 16W R150 061T0603000 CHIP 0OHM 1 16W R155 061T0603000 CHIP 0OHM 1 16W R210 061T0603000 CHIP 0OHM 1 16W R226 061T0603000 CHIP 0OHM 1 16W R301 061T0603000 CHIP 0OHM 1 16W R647 061T0603101 CHIP 100OHM 1 16W R648 061T0603101 CHIP 100OHM 1 16W R649 061T0603101 CHIP 100OHM 1 16W R359 061T0603101 CHIP 100OHM 1 16W R358 061T0603101 CHIP 100OHM 1 16W R357 061T0603101 C...

Page 46: ...HIP 10KOHM 1 16W R725 061T0603103 CHIP 10KOHM 1 16W R723 061T0603103 CHIP 10KOHM 1 16W R638 061T0603103 CHIP 10KOHM 1 16W R632 061T0603103 CHIP 10KOHM 1 16W R630 061T0603103 CHIP 10KOHM 1 16W R626 061T0603103 CHIP 10KOHM 1 16W R625 061T0603103 CHIP 10KOHM 1 16W R602 061T0603103 CHIP 10KOHM 1 16W R421 061T0603103 CHIP 10KOHM 1 16W R419 061T0603103 CHIP 10KOHM 1 16W R411 061T0603103 CHIP 10KOHM 1 16...

Page 47: ... R311 061T0603330 CHIP 33OHM 1 16W R213 061T0603330 CHIP 33OHM 1 16W R212 061T0603330 CHIP 33OHM 1 16W R223 061T0603471 RST CHIPR 470OHM 5 1 10W R417 061T0603471 RST CHIPR 470OHM 5 1 10W R409 061T0603471 RST CHIPR 470OHM 5 1 10W R390 061T0603472 CHIP 4 7KOHM 1 16W R389 061T0603472 CHIP 4 7KOHM 1 16W R388 061T0603472 CHIP 4 7KOHM 1 16W R383 061T0603472 CHIP 4 7KOHM 1 16W R382 061T0603472 CHIP 4 7KO...

Page 48: ...CHIP 47KOHM 1 16W R717 061T0603473 CHIP 47KOHM 1 16W R724 061T0603473 CHIP 47KOHM 1 16W R620 061T0603473 CHIP 47KOHM 1 16W R621 061T0603473 CHIP 47KOHM 1 16W R622 061T0603473 CHIP 47KOHM 1 16W R623 061T0603473 CHIP 47KOHM 1 16W R624 061T0603473 CHIP 47KOHM 1 16W R202 061T0603510 RST CHIPR 51 OHM 5 1 10W R201 061T0603510 RST CHIPR 51 OHM 5 1 10W R641 061T0603561 RST CHIPR 560 OHM 5 1 10W R650 061T0...

Page 49: ...IP 1000PF 50V X7R C446 065T0603102 32 CHIP 1000PF 50V X7R C447 065T0603102 32 CHIP 1000PF 50V X7R C448 065T0603102 32 CHIP 1000PF 50V X7R C449 065T0603102 32 CHIP 1000PF 50V X7R C450 065T0603102 32 CHIP 1000PF 50V X7R C626 065T0603102 32 CHIP 1000PF 50V X7R C407 065T0603102 32 CHIP 1000PF 50V X7R C406 065T0603102 32 CHIP 1000PF 50V X7R C313 065T0603102 32 CHIP 1000PF 50V X7R C122 065T0603102 32 CH...

Page 50: ... 0603 0 1UF K 16V X7R C307 065T0603104 12 MLCC 0603 0 1UF K 16V X7R C402 065T0603104 12 MLCC 0603 0 1UF K 16V X7R C403 065T0603104 12 MLCC 0603 0 1UF K 16V X7R C404 065T0603104 12 MLCC 0603 0 1UF K 16V X7R C528 065T0603104 12 MLCC 0603 0 1UF K 16V X7R C734 065T0603104 12 MLCC 0603 0 1UF K 16V X7R C735 065T0603104 12 MLCC 0603 0 1UF K 16V X7R C737 065T0603104 12 MLCC 0603 0 1UF K 16V X7R C739 065T0...

Page 51: ... 0603 0 1UF K 16V X7R C114 065T0603104 12 MLCC 0603 0 1UF K 16V X7R C116 065T0603104 12 MLCC 0603 0 1UF K 16V X7R C119 065T0603104 12 MLCC 0603 0 1UF K 16V X7R C120 065T0603104 12 MLCC 0603 0 1UF K 16V X7R C121 065T0603104 12 MLCC 0603 0 1UF K 16V X7R C201 065T0603104 12 MLCC 0603 0 1UF K 16V X7R C202 065T0603104 12 MLCC 0603 0 1UF K 16V X7R C203 065T0603104 12 MLCC 0603 0 1UF K 16V X7R C204 065T0...

Page 52: ... 31 CHIP 18PF 50V NPO C500 065T0603223 32 CHIP 0 022UF 50V X7R 0603 C501 065T0603223 32 CHIP 0 022UF 50V X7R 0603 C502 065T0603223 32 CHIP 0 022UF 50V X7R 0603 C507 065T0603223 32 CHIP 0 022UF 50V X7R 0603 C509 065T0603223 32 CHIP 0 022UF 50V X7R 0603 C510 065T0603223 32 CHIP 0 022UF 50V X7R 0603 C511 065T0603223 32 CHIP 0 022UF 50V X7R 0603 C512 065T0603223 32 CHIP 0 022UF 50V X7R 0603 C513 065T0...

Page 53: ...16V Y5V C124 065T0603474 27 CHIP 0 47UF 25V Y5V C117 065T0603474 27 CHIP 0 47UF 25V Y5V C296 065T0603680 31 CHIP 68PF 50V NPO C297 065T0603680 31 CHIP 68PF 50V NPO C504 065T0603681 31 CHIP 680PF 50V NPO C526 065T0603681 31 CHIP 680PF 50V NPO C530 065T0603681 31 CHIP 680PF 50V NPO C533 065T0603681 31 CHIP 680PF 50V NPO C766 065T0805105 12 1UF 10 6V X7R C765 065T0805105 12 1UF 10 6V X7R C430 065T080...

Page 54: ...F M 16V C707 067T 4121003XT EC 85 CHIP 10UF M 16V C706 067T 4121003XT EC 85 CHIP 10UF M 16V C641 067T 4121003XT EC 85 CHIP 10UF M 16V C636 067T 4121003XT EC 85 CHIP 10UF M 16V C102 067T 4121003XT EC 85 CHIP 10UF M 16V C233 067T 4121003XT EC 85 CHIP 10UF M 16V C236 067T 4121003XT EC 85 CHIP 10UF M 16V C239 067T 4121003XT EC 85 CHIP 10UF M 16V C243 067T 4121003XT EC 85 CHIP 10UF M 16V C245 067T 4121...

Page 55: ... 56G301 EA CHIP BEAD 300 OHM 0805 L721 071T 56G301 EA CHIP BEAD 300 OHM 0805 L722 071T 56G301 EA CHIP BEAD 300 OHM 0805 L614 071T 56G301 EA CHIP BEAD 300 OHM 0805 L615 071T 56G301 EA CHIP BEAD 300 OHM 0805 L700 071T 56G301 EA CHIP BEAD 300 OHM 0805 L204 071T 56G301 EA CHIP BEAD 300 OHM 0805 L100 071T 56U601 BEAD 600 OHM L101 071T 56U601 BEAD 600 OHM L102 071T 56U601 BEAD 600 OHM L104 071T 56U601 B...

Page 56: ...17 4 CHIP PMBS3904 BY PHILIPS Q8 057T 417 4 CHIP PMBS3904 BY PHILIPS Q9 057T 417 4 CHIP PMBS3904 BY PHILIPS V18 061T 47 1 1P RST CHIP VARISTOR 80V Panasonic V17 061T 47 1 1P RST CHIP VARISTOR 80V Panasonic V16 061T 47 1 1P RST CHIP VARISTOR 80V Panasonic V13 061T 47 1 1P RST CHIP VARISTOR 80V Panasonic V12 061T 47 1 1P RST CHIP VARISTOR 80V Panasonic V11 061T 47 1 1P RST CHIP VARISTOR 80V Panasoni...

Page 57: ...CHIPR 18 KOHM 5 1 10W R32 061T0603183 RST CHIPR 18 KOHM 5 1 10W R67 061T0603201 RST CHIPR 200 OHM 5 1 10W R75 061T0603220 CHIP 22OHM 1 16W R76 061T0603220 CHIP 22OHM 1 16W R26 061T0603223 CHIP 22KOHM 1 16W R16 061T0603223 CHIP 22KOHM 1 16W R12 061T0603223 CHIP 22KOHM 1 16W R79 061T0603224 RST CHIPR 220 KOHM 5 1 10W R60 061T0603471 RST CHIPR 470OHM 5 1 10W R54 061T0603471 RST CHIPR 470OHM 5 1 10W R...

Page 58: ...P 100PF 50V NPO C99 065T0603101 32 CHIP 100PF 50V X7R C129 065T0603102 31 CHIP 1000PF 50V NPO C130 065T0603102 31 CHIP 1000PF 50V NPO C142 065T0603102 31 CHIP 1000PF 50V NPO C143 065T0603102 31 CHIP 1000PF 50V NPO C111 065T0603102 31 CHIP 1000PF 50V NPO C112 065T0603102 31 CHIP 1000PF 50V NPO C75 065T0603102 32 CHIP 1000PF 50V X7R C74 065T0603102 32 CHIP 1000PF 50V X7R C60 065T0603102 32 CHIP 1000...

Page 59: ...V NPO C72 065T0603471 32 CHIP 470PF 50V NPO C82 065T0603471 32 CHIP 470PF 50V NPO C77 065T0603473 32 CHIP 0 047UF 50V X7R C76 065T0603473 32 CHIP 0 047UF 50V X7R C128 065T0603474 17 CHIP 0 47UF 16V Y5V C127 065T0603474 17 CHIP 0 47UF 16V Y5V C126 065T0603474 17 CHIP 0 47UF 16V Y5V C125 065T0603474 17 CHIP 0 47UF 16V Y5V C41 065T0603474 27 CHIP 0 47UF 25V Y5V C43 065T0603474 27 CHIP 0 47UF 25V Y5V ...

Page 60: ...067T 4121003XT EC 85 CHIP 10UF M 16V C40 067T 4121003XT EC 85 CHIP 10UF M 16V C42 067T 4121003XT EC 85 CHIP 10UF M 16V C44 067T 4121003XT EC 85 CHIP 10UF M 16V C61 067T 4121003XT EC 85 CHIP 10UF M 16V C67 067T 4121003XT EC 85 CHIP 10UF M 16V C69 067T 4121003XT EC 85 CHIP 10UF M 16V C70 067T 4121003XT EC 85 CHIP 10UF M 16V C85 067T 4121003XT EC 85 CHIP 10UF M 16V C93 067T 4121003XT EC 85 CHIP 10UF ...

Page 61: ...D 600 OHM L31 071T 56U601 BEAD 600 OHM L32 071T 56U601 BEAD 600 OHM L35 071T 56U601 BEAD 600 OHM L37 071T 56U601 BEAD 600 OHM L38 071T 56U601 BEAD 600 OHM L4 071T 56U601 BEAD 600 OHM L11 071T 56U601 BEAD 600 OHM L10 071T 56U601 BEAD 600 OHM L1 071T 56U601 BEAD 600 OHM ZD5 093T 39147 TZMC 5V6 ZD7 093T 39147 TZMC 5V6 ZD8 093T 39147 TZMC 5V6 ZD9 093T 39147 TZMC 5V6 ZD10 093T 39147 TZMC 5V6 ZD11 093T ...

Page 62: ...331 RST CHIPR 330 OHM 5 1 4W C3 065T0603101 31 CHIP 100PF 50V NPO C2 065T0603104 32 CHIP 0 1UF 50V X7R C5 065T0603104 32 CHIP 0 1UF 50V X7R C4 065T0603104 32 CHIP 0 1UF 50V X7R C1 065T0805475 A5 CHIP 4 7UF 10V X5R FB2 071T 59B601 EA CHIP BEAD 600OHM 0603 TB1608 FB3 071T 59B601 EA CHIP BEAD 600OHM 0603 TB1608 FB1 071T 59B601 EA CHIP BEAD 600OHM 0603 TB1608 D1 081T 14 15 KB KAA 3528CGKSYKC 01 AOC SM...

Page 63: ...OW E S R 470UF 20 50V C944 067T 2154707RT LOW E S R 470UF 20 50V C945 067T 2154707RT LOW E S R 470UF 20 50V L921 071T 55 23 BEAD CORE L951 071T 55 23 BEAD CORE L921 071T 55 23 S FERRITE BEAD K TYPE L951 071T 55 23 S FERRITE BEAD K TYPE F901 084T 55 3 FUSE 5A 250V F901 084T 55 4 FOSE 382 5A 250V SICKMANN J915 095T 90 23 Jump wire J914 095T 90 23 Jump wire J913 095T 90 23 Jump wire J912 095T 90 23 J...

Page 64: ... 1 10W R801 061T0603360 2F RST CHIPR 36 KOHM 1 1 10W R802 061T0603620 2F RST CHIPR 62 KOHM 1 1 10W R804 061T1206220 RST CHIPR 22 OHM 5 1 4W C803 065T0603102 32 CHIP 1000PF 50V X7R C804 065T0603102 32 CHIP 1000PF 50V X7R C809 065T0603104 32 CHIP 0 1UF 50V X7R C805 065T0603471 31 CHIP 470PF 50V NPO C808 065T0805102 32 CHIP 1000P 50VX7R 0805 C810 065T0805102 32 CHIP 1000P 50VX7R 0805 C802 065T0805105...

Page 65: ...27 LCD TV AOC N27W551T 65 8 PCB Layout 8 1 Main Board 715T1616 1 ...

Page 66: ...27 LCD TV AOC N27W551T 66 ...

Page 67: ...27 LCD TV AOC N27W551T 67 8 2 Power Board 715T1180 3 ...

Page 68: ...27 LCD TV AOC N27W551T 68 ...

Page 69: ...27 LCD TV AOC N27W551T 69 ...

Page 70: ...27 LCD TV AOC N27W551T 70 8 3 Tuner Board 715T2170 1 ...

Page 71: ...27 LCD TV AOC N27W551T 71 8 4 Key Board 715T1623 1 8 5 IR Board 715T1975 1 SM 8 6 DC DC Board 715T1278 4 ...

Page 72: ...27 LCD TV AOC N27W551T 72 8 7 Headphone Board 715T1290 1 5 ...

Page 73: ...0BL EM6A9320BI 5MG DDR Power Board Built in Inverter 27 32 Panel DC Output AC 110 240 V SAA7117A Video Decoder Panasonic Selector AN15857A Sil9011 HDMI Video 24bits R G B SCART1 CVBS SCART2 CVBS Y C Audio Philips Tuner ANT AV CVBS S VIDEO CVBS Y C SCART1 RGB All mode Audio MSP3410G Audio Decoder PT2308S Headphone driver MAX9704 AMPLIFIER Earphone Speaker VGA RGB Component Audio ...

Page 74: ...27 LCD TV AOC N27W551T 74 9 2 Power Board 27 TV Power Board ...

Page 75: ...27 LCD TV AOC N27W551T 75 9 3 Exploded View ...

Page 76: ...27 LCD TV AOC N27W551T 76 ...

Page 77: ...5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 31 32 25 26 27 28 29 DATA2 DATA2 DATA2 4_SHLD DATA4 DATA4 DDC_CLK DDC_DATA A_VSYNC DATA1 DATA1 DATA1 3_SHLD DATA3 DATA3 5V GND H_PLUG_DET DATA0 DATA0 DATA0 5_SHLD DATA5 DATA5 CLK_SHLD CLK CLK SHELL1 SHELL2 A_RED A_GREEN A_BLUE A_HSYNC A_GND1 D109 MLL5232B 5 6V D108 BAV70 3 1 2 1 0 DVI HDMI_MUX AOC Top Victory Electronics Co Ltd A4 1 12 Wednesd...

Page 78: ...MBS3906 1 2 3 R115 NC Detect_VGAHS 6 VGA_VS 5V_SB CVBS1 4 ZD11 MLL752A R123 NC R103 75 SD1 6 7 12 COMP_B 4 R108 NC SC1_FB 4 VGA_SCL_IN SAAC 8 C102 10uF 16V FB10 150 OHM 1 2 FB11 150 OHM 1 2 PCL R101 NC D102 MLL4148 R117 1K 74LVC14 U11 74LVC14 1 2 3 4 5 6 9 8 11 10 13 12 7 14 1A 1Y 2A 2Y 3A 3Y 4A 4Y 5A 5Y 6A 6Y GND VCC MAIN ON 12 L101 600 OHM CN13 CONN 1 2 3 I2C Address 1010 000x U16 74HC4052D 12 1...

Page 79: ...71 161 153 136 134 124 119 103 95 85 77 173 169 155 151 132 129 121 116 105 101 87 83 81 80 13 12 15 16 14 203 202 201 200 197 196 195 194 216 217 218 219 220 18 17 98 99 157 158 176 175 190 189 188 192 206 207 208 209 210 211 212 213 MD0 MD1 MD2 MD3 MD4 MD5 MD6 MD7 MD8 MD9 MD10 MD11 MD12 MD13 MD14 MD15 MD16 MD17 MD18 MD19 MD20 MD21 MD22 MD23 MD24 MD25 MD26 MD27 MD28 MD29 MD30 MD31 DQM0 DQM1 DQM2 ...

Page 80: ...EX R234 NC PAVSS2 P_26 DIN23 DIN8 PAVSS1 56T126 10 C299 0 1uF VD1_8 COMP_R 2 P_41 C267 0 1uF C217 0 1uF C255 0 1uF Power saving VD1_8 COMP_Y 2 TXOUT0 DIN2 PAVSS2 VD1_8 C231 0 1uF PR_R1 TXOUT3 AVSS_ADC2 C224 NC P_28 VSSH AVDD_ADC2 Y_G1 C221 0 1uF VL1_8 CVBS1 2 P_50 C233 10uF 16V EX_Y 2 AVDD_ADC3 PVDD 10 TXOUT0 CVBS_2 CONNECTOR for PANEL C260 0 1uF OD_SEL 6 C235 2700pF VD3_3 VGA_GIN 2 FB205 150 OHM ...

Page 81: ...S VSS VSS VSS VSS VSS VSS VSS VSS VSS VSS VSS VSS VSS VSS VSS VSS VSS VSS VSS VSS RFU2 RFU3 A11 NC_B3 NC_G3 NC_L2 NC_M2 NC_L3 NC_K11 NC_K12 NC_G10 NC_B10 VDD VDD VDD VDD VDD VDD VDD VDD DDQS2 MCLK0 3 MCLK0 MD27 DQ12 DQ3 MD9 MA0 MD19 MD13 R204 15 1 SVP EX_DDR AOC Top Victory Electronics Co Ltd B 5 12 Wednesday January 04 2006 Title Size Document Number Rev Date Sheet of MVREF 3 MA6 C214 0 01uF MD16...

Page 82: ...10_0 AN0 P10_2 AN2 P10_3 AN3 P10_4 AN4 P10_5 AN5 P10_6 AN6 P10_7 AN7 P0_0 AN0_0 Avss P10_1 AN1 Vref Avcc P9_7 ADTRG P9_6 P9_5 Vss VGAHS 2 12 A17 R364 10K 1 16W C302 0 01uF AD0 FUN_1 2 8 AD3 A11 TP309 WR C310 15pF R391 100 AD7 E_PAGE A18 RX_INT 7 SD1 R301 0 5V 1_CPU A4 SDAE A 8 18 RX R310 NC R352 100 WR 3 SCLE A16 CN30 CONN 1 2 3 AD6 C311 15pF INV_PRO 2 AD2 A10 TP310 RD SC1 2 7 12 R343 4 7K L30 600...

Page 83: ...C RX0 RX0 RX1 RX1 RX2 RX2 AVCC AVCC AVCC AVCC AGND AGND AGND AGND PVCC PGND DVCC DVCC2 DGND DGND2 XTALVCC REGVCC DSCL DSDA INT PWR5V VCC VCC VCC VCC VCC VCC GND GND GND GND GND GND NC CSCL CSDA DE VSYNC HSYNC ODCK OVCC OVCC OVCC OVCC OVCC OVCC OVCC OGND OGND OGND OGND OGND OGND OGND SCDT RESET SCK WS SD0 SD1 SD2 SD3 OVCC OGND CI2CA QE0 QE1 QE2 QE3 QE4 QE5 QE6 QE7 QE8 QE9 QE10 QE11 QE12 QE13 QE14 Q...

Page 84: ... AI3D AI41 AI42 AI43 AI44 AI4D FSW CE ITRI XTRI SCL SDA XTALI XTAL XTOUT RES1 RES2 RES3 RES4 RES5 RES6 RES7 RES8 RES10 RES11 RES12 TEST0 TEST1 TEST2 TEST3 TEST4 TEST5 FUN_2 2 6 AI21 C511 0 022uF Option C504 680pF R512 NC C528 0 1uF C518 0 022uF C525 270pF VS_VPC RN52 33 1 2 3 4 8 7 6 5 R523 NC SCART_G 2 AI12 R513 75 R502 0 R522 4 7K 1 16W DIN0 R519 68 1 16W R510 0 1 16W SCART_R 2 CLK_2EX 4 7 1 SAA...

Page 85: ...A C649 0 01uF C620 0 01uF R625 10K 1 16W R619 100 R645 100 C614 0 01uF L614 300 OHM IN_R R602 10K 1 16W C623 2 2uF 16V C637 470pF C643 470pF C652 0 01uF C634 47uF 16V 12V PRE_L C644 2 2uF 16V U61 NJM2199 1 2 3 4 5 6 7 8 9 10 11 12 13 14 FIL1 FIL2 FIL3 VOL2 VOL1 VrefIN Vref V GND MODE ROUT LOUT RIN LIN R611 1K SRS_R 2 1 0 AUDIO AOC Top Victory Electronics Co Ltd Custom 9 12 Wednesday January 04 200...

Page 86: ... R720 3K 1 10W 12V C745 0 1uF C746 0 1uF 1 3 4 5 L717 L 5VSW R728 0 1 16W 3 3V_SB L700 300 OHM C758 0 1uF 1 12VP Q704 PMBS3904 C748 47uF 16V 3 PVDD 4 5V_SB 1 5V_A C756 0 1uF 715T1616 1 Q708 PMBS3904 5V_SB EX_5V GND R717 47K 1 16W AP1117E3 3A C743 0 1uF R725 10K 1 16W 1 Q707 AO4403 1 2 3 4 8 7 6 5 S1 S1 S1 G1 D1 D1 D1 D1 3 R718 22K 1 16W R724 47K 1 16W C754 0 1uF C757 22uF 16V R731 NC 1 R716 47K 1 ...

Page 87: ...L708 300 OHM L705 300 OHM 1 8V Power for SAA7117A ANALOG 3 3V Power for SAA7117A C741 0 1uF 2 5V AME8815BE 250Z L720 300 OHM U708 3 2 1 4 VI VO GND 4 C729 22uF 16V C762 10uF 16V VR1_8 C740 10uF 16V SVP EX 3 3V Standby Power VDDM Sil9011 3 3V Power L721 300 OHM C733 22uF 16V AZ1117H 1 8 C726 47uF 16V TO 252 C738 22uF 16V C706 10uF 16V C739 0 1uF C705 0 1uF C708 0 1uF 1 8V Power for SAA7117A Power f...

Page 88: ...IO3 HS GPIO2 VS GPIO1 IR GPIO0 GND PD GPIO11 DAT GPIO10 CK GPIO9 715T1616 1 R701 100 1 16W C701 0 01uF C703 0 1uF VGAHS 2 6 R707 100 1 16W R703 100 1 16W R702 100 1 16W Option SC1 2 6 7 C702 10uF SD1 2 6 7 R708 10K C700 0 001uF L701 NC R700 100 1 16W 1 0 ENERGY STAR AOC Top Victory Electronics Co Ltd A 12 12 Wednesday January 04 2006 Title Size Document Number Rev Date Sheet of R706 100 1 16W VGAV...

Page 89: ...27 LCD TV AOC N27W551T 89 10 2 Power Board 715T1180 3 ...

Page 90: ...27 LCD TV AOC N27W551T 90 ...

Page 91: ...27 LCD TV AOC N27W551T 91 10 3 Tuner Board 715T2170 1 ...

Page 92: ...27 LCD TV AOC N27W551T 92 ...

Page 93: ...27 LCD TV AOC N27W551T 93 ...

Page 94: ...16W Pin1 5V S1 S7 77L 604 2 TO 0 6V S5 VOL_Down 0V Key_AD S6 VOL_Up 3 1V R7 6 8K 1 16W L2 150 OHM CN1 1 2 3 4 S4 POWER R6 3 3K 1 16W 1 65V S7 MODE_Sel S2 CH_Down 2 6V L1 150 OHM R8 22K 1 16W R1 2 2K 1 16W R3 390 1 16W C2 0 1uF 2 15V 3 3VM 1 2V C1 0 1uF S3 CH_Up R2 1 8K 1 16W S1 MENU ...

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