LG RZ-26LZ55 Page 16 Service Manual Download | Manualshive

Page: 16 / 37

background image

- 16 -

No Raster

Check LED Status

on display unit

Check the input/

Output of IC901

Check L900,L901

L902,L903

Check inverter

Connector or inverter

Check input source cable and jack

Repeat A PROCESS

Fail

Change L900,L901,
L902,L903

Fail

Change IC901

Fail

Change inverter
connector or inverter

Fail

Change panel link
cable or module

Faill

Change module

Fail

Check panel link
Cable or module

Pass

Pass

Pass

Pass

Pass

:[B]Process

«
...
14
15
16
17
18
...
»

Summary of Contents for RZ-26LZ55

Page 1: ... TV SERVICE MANUAL CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS ML 041A MODEL RZ 26LZ55 website http biz LGservice com e mail http www LGEservice com techsup html ...

Page 2: ...NTS CONTENTS 2 PRODUCT SAFETY 3 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 10 TROUBLE SHOOTING 15 BLOCK DIAGRAM 20 WIRING DIAGRAM 22 EXPLODED VIEW 23 EXPLODED VIEW PARTS LIST 24 REPLACEMENT PARTS LIST 25 SVC SHEET ...

Page 3: ...urrent Cold Check Antenna Cold Check With the instrument AC plug removed from AC source connect an electrical jumper across the two AC plug prongs Place the AC switch in the on position connect one lead of ohm meter to the AC plug prongs tied together and touch other ohm meter lead in turn to each exposed metallic parts such as antenna terminals phone jacks etc If the exposed metallic part has a r...

Page 4: ...vely obtain and wear a commercially available discharging wrist strap device which should be removed to prevent potential shock reasons prior to applying power to the unit under test 2 After removing an electrical assembly equipped with ES devices place the assembly on a conductive surface such as aluminum foil to prevent electrostatic charge buildup or exposure of the assembly 3 Use only a ground...

Page 5: ...not shiny reheat them and if necessary apply additional solder Fuse and Conventional Resistor Removal Replacement 1 Clip each fuse or resistor lead at top of the circuit board hollow stake 2 Securely crimp the leads of replacement component around notch at stake top 3 Solder the connections CAUTION Maintain original spacing between the replaced component and adjacent components and the circuit boa...

Page 6: ... Remark 1 Video input applicable system PAL D K B G I NTSC M SECAM NTSC 4 43 2 Receivable Broadcasting System 1 PAL SECAM BG RZ RT 2 PAL SECAM DK EU Non EU 3 PAL I I PAL Market 4 SECAM L L 5 NTSC M 6 PAL N M 6 7 South America Market 7 NTSC M 7 Except South America NTSC Market RM 3 RF Input Channel VHF E2 E12 UHF E21 E69 PAL CATV S1 S20 HYPER S21 S41 L L B C D FRANCE VHF 2 13 UHF 14 69 NTSC CATV 1 ...

Page 7: ...GND 525i 525p 750p 1125i 4 Pb GND 6 Pr GND 8 LINE1 JAPAN Only 10 Line2 Ready 12 SWITCH GND 14 SWITCH 7 H V Sync Video Power consumption LED Power ON ON ON Active max 170W W Green Stand by OFF ON OFF 3 0W W Red DPMS Mode ON OFF OFF typ 25W W Green Power off W 8 LCD Module Type Size LPL 622 x 389 x 53 mm H x V x D AUO 620 8 x 389 x 37 Pixel Pitch LPL 0 1475 x 0 4425 x RGB mm AUO 0 1475 x 0 4425 x RG...

Page 8: ...emark 1 Teletext TOP FLOF Top option 2 REMOCON NEC Code PAL NTSC 3 AV Input 1 Rear RT RM 4 S AV Input 1 Side 5 Component input 2 Side Rear RT RM 6 PERI TV Connector Half SCART 1 Rear RZ 7 PERI TV Connector Full SCART 1 Rear RZ 8 RGB Input 1 DVI 9 RS 232 1 D sub 9 pin RM 10 Discrete IR 1 RM 11 D Sub Audio Input 1 Stereo 12 2 Carrier Stereo BG DK 13 NICAM Stereo BG I LL 14 2 Carrier Dual BG DK 15 NI...

Page 9: ...RZ 11 1920x1080 33 72 59 94 HDTV 1080i 59 94Hz RT RM RZ No Resolution H freq kHz V freq Hz Pixel clock MHz Proposed DVI PC Analog RGB Digital RGB 1 640x480 31 469 59 94 25 17 VESA VGA 2 640x480 35 67 30 24 VESA VGA 3 640x480 37 500 75 00 31 50 VESA VGA 4 800x600 35 156 56 25 36 00 VESA SVGA 5 800x600 37 879 60 31 40 00 VESA SVGA 6 800x600 48 077 72 18 50 00 VESA SVGA 7 800x600 46 875 75 00 49 50 V...

Page 10: ...MD2 Instructions operated by Monitor b SetID L 0h Set always 0 in Adjustment VALUE Adjustment Value 3 2 5 Screen Adjustment Instructions 3 3 PC signal Gain Offset Adjustment Execute first of all in adjustment process 3 3 1 Adjustment Preparation Execution of RF no signal during Heat Run over 30min Pattern generator signal is connected to the DVI I Jack of LCD TV 3 3 2 Auto Gain Offset Adjustment I...

Page 11: ...285 0 005 26 AUO x 0 280 y 0 285 0 005 is operated by using CA 110 equipment If color coordinates is not in Spec adjust color coordinates 23 26 32 AUO x 0 283 y 0 298 0 005 32 LPL x 0 280 y 0 290 0 005 32 CMO x 0 270 y 0 285 0 005 26 AUO x 0 280 y 0 285 0 005 by adjusting Red Offset Blue Offset 3 5 2 White Balance Adjustment Apply 95 White Model 210 576i pattern 47 luminance spec 250cd m 2 over si...

Page 12: ...tion Auto Program Manual Program Program Edit Favorite Program None 8 Picture PSM Dynamic Dynamic Contrast 80 Brightness 40 Colour 70 Sharpness 70 Tint 0 NTSC OPTION 9 Sound SSM Flat AVL Off Balance 0 10 Special Input TV Child Lock Off Auto sleep Off Language English Area Management 11 PC H Position V Position Variable by each mode Clock Phase Auto Configure ...

Page 13: ...otel On 3 Top 1 0 Top OFF 1 Top ON 4 I II SAVE 1 0 Ch Sound Non Memory 1 Ch Sound Memory 5 Turbo Vol 0 0 except below area Off 1 Middle East Area Vol On 6 Ch Aus 0 0 except below area Off 1 China Australia On Option3 1 Language 1 0 Eng Only 1 EU5 2 12 nations Europe 3 Eng Chinese 4 Eng Arab Urdu 5 Eng FARSI 2 Txt Lang 0 0 WEST EU 1 EAST EU1 2 TURKY EU 3 EAST EU2 4 CYRILLIC1 5 CYRILLIC2 6 CYRILLIC3...

Page 14: ...put To check the front AV To move channel up down or to select a function displayed on the screen To adjust the volume or accurately control a specific function To set a specific function or complete setting To move the channel down in the PIP screen To use as a red key in the teletext mode To move the channel in the PIP screen To use as a green key in the teletext mode To switch between the main ...

Page 15: ...ange Power B D Change IC1300 IC4 or IC8 Change LED Assy Change L808 L809 F801 F802 Check 24V or 12V of Power B D Check Output of IC1300 IC4 or IC8 Check LED Assy Check P101 Connector Fail Fail Fail Change L3 L1300 Check Output of L3 L1300 Fail Pass Fail Pass Pass Pass A Process ...

Page 16: ...ck inverter Connector or inverter Check input source cable and jack Repeat A PROCESS Fail Change L900 L901 L902 L903 Fail Change IC901 Fail Change inverter connector or inverter Fail Change panel link cable or module Faill Change module Fail Check panel link Cable or module Pass Pass Pass Pass Pass B Process ...

Page 17: ... Process Check the input output of IC1 Check the input output of IC901 Check input source cable and jack Fail Re soldering or Change the defect part Fail Re soldering or Change the defect part Faill Pass Pass Pass Check the input output of IC500 IC600 Re soldering or Change the defect part Fail Pass ...

Page 18: ...f TU1000 Check the input output of IC1 Check the input output of IC500 IC600 Check input source cable and jack Fail Fail Fail Faill Re soldering or Change the defect part Fail Fail Re soldering or Change the defect part Check 5V 33V of TU1000 Re soldering or Change the defect part Pass Pass Pass Check the input output of IC901 Re soldering or Change the defect part Pass Pass ...

Page 19: ...e input Check the input source Fail Pass Re soldering or Change the defect part Check the input output of IC1 Fail Pass Re soldering or Change the defect part Check the input output of IC100 IC101 Fail Pass Change speaker Check the speaker Fail Pass ...

Page 20: ...BLOCK DIAGRAM 20 ...

Page 21: ...it Scaler is reponsible for regulating the timing of signal to LCD panel and size and location of the signal Graphic control accepts the PC Analog RGB and DVI D Digital signal Scalar is reponsible for regulating the timing of signal to LCD panel and size and location of the signal Graphic control accepts the PC Analog RGB and DVI D Digital signal the signal of PC input is connected to analog port ...

Page 22: ...OARD 1 2 3 4 5 6 7 8 9 10 11 WIRING DIAGRAM No Part No 1 2 3 4 5 6 7 8 9 10 Wiring Part List 6631T11020A LPL 6631T11020B AUO 6631T20033F 6631T20032A 6631T25019K 6631T20033B 6631T20033C 6631T20033D 6631T20029Z 6631T20029Y 6631T20033E ...

Page 23: ... 23 EXPLODED VIEW 170 010 160 160 050 020 070 060 080 090 120 100 110 130 030 140 150 040 ...

Page 24: ...1TPT294B PWB PCB ASSEMBLY POWER RZ T 32LZ50 POWER TOTAL BRAND POWER BOARD 26 32 LPL PB FREE or 6871TPT275E PWB PCB ASSEMBLY POWER RM 32LZ50 POWER TOTAL BRAND 26 32INCH PB FREE 6871TST588D PWB PCB ASSEMBLY SUB RZ 26LZ50 IR SUB TOTAL BRAND LF 4814TKK280B SHIELD REAR POWER C SKD 33139P2007A MAIN TOTAL ASSEMBLY RZ 26LZ55 LPL SKD BRAND ML 041A LF 33139P2008A MAIN TOTAL ASSEMBLY RZ 26LZ55 AUO SKD BRAND ...

Page 25: ... NO PART NO DESCRIPTION SPECIFICATION C51 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C510 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C511 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C512 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C513 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C514 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C517 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C518 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C519 0CH310...

Page 26: ...C908 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C909 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP DATE 2005 09 19 S AL LOC NO PART NO DESCRIPTION SPECIFICATION C910 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C911 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C912 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C913 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C914 0CH3104K566 0 1UF 50V 10 X7R 2012 R TP C915 0CH3104K566 0 1UF 50V 10 ...

Page 27: ...TP C341 0CH6150K416 15PF 2012 50V 5 NP0 R TP C352 0CC270DK41A 27PF 2012 50V 5 NP0 R TP DATE 2005 09 19 S AL LOC NO PART NO DESCRIPTION SPECIFICATION C354 0CH6471K416 470PF 2012 50V 5 NP0 R TP C355 0CH6471K416 470PF 2012 50V 5 NP0 R TP C43 0CH6102K406 1000PF 50V 5 SL 2012 R TP C46 0CH6102K406 1000PF 50V 5 SL 2012 R TP C50 0CH6102K406 1000PF 50V 5 SL 2012 R TP C53 0CH6102K406 1000PF 50V 5 SL 2012 R ...

Page 28: ... 105STD CYL R C520 0CH8106F691 10UF 16V 20 105STD CYL R C525 0CH8106F691 10UF 16V 20 105STD CYL R C54 0CH8476F691 47UF 16V 20 105STD CYL R DATE 2005 09 19 S AL LOC NO PART NO DESCRIPTION SPECIFICATION C543 0CH8476F691 47UF 16V 20 105STD CYL R C55 0CH8476H691 47UF 25V 20 105STD CYL R C560 0CH8476F691 47UF 16V 20 105STD CYL R C566 0CH8106F691 10UF 16V 20 105STD CYL R C604 0CH8476F691 47UF 16V 20 105...

Page 29: ...0031A MC74HC4066ADR2G LF ON SEMI IC752 0IMCRTI001A SN74HCT157DR LF TEXAS INST DATE 2005 09 19 S AL LOC NO PART NO DESCRIPTION SPECIFICATION L104 6140TBZ045A 38 5UH DIP 6A P7 5 DR8 L105 6140TBZ045A 38 5UH DIP 6A P7 5 DR8 L1300 6140VR0008B SLF12575T 150M3R2 15UH SMD L1301 6140VR0008B SLF12575T 150M3R2 15UH SMD L100 6210TCE001G HH 1M3216 501 CERATEC 3216M L1002 6210TCE001G HH 1M3216 501 CERATEC 3216M...

Page 30: ...OC NO PART NO DESCRIPTION SPECIFICATION R104 0RH1000D622 100 OHM 1 10 W 2012 5 00 R106 0RH1001D622 1K OHM 1 10 W 2012 5 00 R107 0RH1503D622 150K OHM 1 10 W 2012 5 00 R11 0RH3301D622 3 3K OHM 1 10 W 2012 5 00 R1100 0RH1000D622 100 OHM 1 10 W 2012 5 00 R1101 0RH1000D622 100 OHM 1 10 W 2012 5 00 R1102 0RH1000D622 100 OHM 1 10 W 2012 5 00 R1105 0RH1001D622 1K OHM 1 10 W 2012 5 00 R1106 0RH1202D622 12K...

Page 31: ...5 00 R738 0RH4701D622 4 7K OHM 1 10 W 2012 5 00 DATE 2005 09 19 S AL LOC NO PART NO DESCRIPTION SPECIFICATION R752 0RH0000D622 0 OHM 1 10 W 2012 5 00 D R753 0RH0000D622 0 OHM 1 10 W 2012 5 00 D R755 0RH0102D622 10 OHM 1 10 W 2012 5 00 R756 0RH0102D622 10 OHM 1 10 W 2012 5 00 R760 0RH0000D622 0 OHM 1 10 W 2012 5 00 D R761 0RH0000D622 0 OHM 1 10 W 2012 5 00 D R802 0RH8200D622 820 OHM 1 10 W 2012 5 0...

Page 32: ...1K OHM 1 10 W 5 1608 R TP R34 0RJ0000D677 0 OHM 1 10 W 5 1608 R TP R35 0RJ0000D677 0 OHM 1 10 W 5 1608 R TP DATE 2005 09 19 S AL LOC NO PART NO DESCRIPTION SPECIFICATION R356 0RJ1002D677 10K OHM 1 10 W 5 1608 R TP R357 0RJ1002D677 10K OHM 1 10 W 5 1608 R TP R358 0RJ1002D677 10K OHM 1 10 W 5 1608 R TP R359 0RJ1002D677 10K OHM 1 10 W 5 1608 R TP R385 0RJ6800D677 680 OHM 1 10 W 5 1608 R TP R387 0RJ00...

Page 33: ...HM 1 10 W 5 1608 R TP R915 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R916 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R917 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R918 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R919 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP R92 0RJ1000D677 100 OHM 1 10 W 5 1608 R TP DATE 2005 09 19 S AL LOC NO PART NO DESCRIPTION SPECIFICATION R920 0RJ4990D477 499 OHM 1 10 W 1 1608 R TP R921 0RJ4...

Page 34: ...1602 0TR319809AA KTC3198 KTC1815 KEC TP TO9 Q1603 0TR319809AA KTC3198 KTC1815 KEC TP TO9 R1600 0RD3301Q609 3 30K 1 4W 3 5 TA52 R1601 0RD2701Q609 2 7K OHM 1 4 W 3 4 5 00 T R1602 0RD2700Q609 270 1 4W 3 5 TA52 R1603 0RD1001Q609 1K OHM 1 4 W 3 4 5 00 TA5 R1604 0RD1001Q609 1K OHM 1 4 W 3 4 5 00 TA5 R1605 0RD1001Q609 1K OHM 1 4 W 3 4 5 00 TA5 R1606 0RD1500Q609 150 1 4W 3 5 TA52 SW1600 140 313A TACT 2LEA...

Page 35: ......

Page 36: ......

Page 37: ...Sep 2005 Printed in Korea P NO 38289S0022D ...

Reviews:

No comments

Related manuals for RZ-26LZ55

Brand: oCOSMO Pages: 6

Brand: oCOSMO Pages: 2

Brand: VIORE Pages: 1

Brand: Kogan Pages: 18

Brand: Zenith Pages: 50

Google TV 98C735 Series

Brand: TCL Pages: 24

Brand: Pixstorm Pages: 13

Brand: SONIQ Pages: 36

Brand: Teac Pages: 2

Brand: Olive Pages: 56

Brand: Qls Pages: 32

Brand: THOMSON Pages: 2

Viera TC-50A410C

Brand: Panasonic Pages: 64

Brand: Panasonic Pages: 16

Brand: Emerson Pages: 33

Brand: Emerson Pages: 52

Brand: Emerson Pages: 33

Brand: Emerson Pages: 72

Brands by name

0 1 2 3 4 5 6 7 8 9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z

Popular brands

Load more brands