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LG FLATRONL1753S, Руководство по обслуживанию, Страница: 27 / 32

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EXPLODED VIEW PARTS LIST

L1953S

010

020

030

040

050

060

070

080

090
100
110

150

130
140

Description

Part No.

Ref. No.

* Note:Safety mark 

MCK37398801

Cover,MOLD ABS LX53 CI ABS Lx53 CI hinge cover.ND-local

4940900022A

Knob,MAIN 5KEY LX52 TACK KNOB 

FAB30006311

Screw,1FTF0403321 TH + P 4MM 20MM MSWR3 FNM2  

160

MCK37400101 Cover,MOLD POM Lx53 CI POM Lx53 CI hinge body,ND-local 

170

MCK37399101 Cover,MOLD ABS Lx53 CI ABS Lx53 CI hinge support,ND-LOCAL 

MGJ37924107

Plate,PRESS SBHG 0.8 REAR SECC SHIELD LX53 FOR LPL/AUO CI MODULE Analog ND local 

EBR36999808

Main Total Assembly,MAIN M.I LM72B BAIKAL II MSTAR ANALOG RD BAIKAL II MSTAR ANALOG 

ABJ32229401

Cabinet Assembly,L1953 . 19" NEW PATTERN TEXTURE FOR 30919C0019A  -SILVER  

)

ABJ32229402

Cabinet Assembly,L1953 . 19" NEW PATTERN TEXTURE FOR 30919C0019B  -BLACK 

ABJ32229443

Cabinet Assembly,L1953 . 19" NEW PATTERN TEXTURE FOR 30919C0030U  -WHITE 

or 6304FHS014B

LCD,Module-TFT,HSD190ME13-D10(700VS1) DRIVER 19INCH 1280X1024 300CD COLOR 72% 4/3 700:1 - HANNSTAR DISPLAY CORPORATION 

LCD,Module-TFT,LM190E08-TLL2 DRIVER 19.0INCH 1280X1024 300CD COLOR 72% 4/3 800:1 P7, 5ms, 160/160, TLI T-con, Lusem/Toshiba(Source/Gate), lamp Heesung, Diffuser x2+Prism x1, lamp wire 160mm, depth 15.5T LG PHILIPS LCD 

EAJ32176101

LCD,Module-TFT,M190EG02-V4 ZBD DRIVER 19.0INCH 1280X1024 300CD COLOR 72% 5/4 800 VS 1 5MS, 160/160, 2CH-LVDS, 4LAMP AU OPTRONICS CORP

6304FHS014C

LCD,Module-TFT,HSD190ME13-D10 DRIVER 19INCH 1280X1024 300CD COLOR 72% 4/3 700:1 - HANNSTAR DISPLAY CORPORATION 

or EAJ32176102

LCD,Module-TFT,M190EG02-V4 NON-ZBD DRIVER 19.0INCH 1280X1024 300CD COLOR 72% 5/4 800 VS 1 5MS, 160/160, 2CH-LVDS, 4LAMP, NON-ZBD AU OPTRONICS CORP 

EAJ36380901

or EAJ36380801

LCD, Module-TFT,LM190E08-TLL1 DRIVER 19.0INCH 1280X1024 300CD COLOR 72% 4/3 800:1 P4, 5ms, 160/160, TLI T-con, Lusem/Toshiba(Source/Gate), lamp:Heesung, Diffuser x2+LC213x1, lamp wire 160mm, depth 15.5T LG PHILIPS LCD

or EAJ36381001

LCD,Module-TFT,LM190E08-TLL3 DRIVER 19.0INCH 1280X1024 300CD COLOR 72% 4/3 800:1 P4, 5ms, 160/160, TLI T-con, Magna/Toshiba(Source/Gate), lamp Heesung, Diffuser x2+LC213 x1, lamp wire 160mm, depth 15.5T LG PHILIPS LCD 

ACQ33173101

Cover Assembly,L1953S Baikal CI model 19" Back Cover Assy Auo-V4-Analog NT  

ACQ33173103

Cover Assembly,L1953S Baikal CI model 19" Back Cover Assy LPL-TLL Analog NT 

ACQ33173107

Cover Assembly,L1953S Baikal CI model 19" L1953S Baikal CI Back Cover Assy HSD ND LOCAL  

ACQ33173109

Cover Assembly,L1953S Baikal CI model 19" L1953S Baikal CI Back Cover Assy AUO VD+SVC LABEL ND LOCAL  

ACQ33173111

Cover Assembly,L1953S Baikal CI model 19" L1953S Baikal CI Back Cover Assy LPL CI SVC LABLE ND LOCAL  

ACQ33173113

Cover Assembly,L1953S Baikal CI model 19" L1953S Baikal CI Back Cover Assy HSD +SVC LABLE ND LOCAL 

ACQ33173115

Cover Assembly,L1953S Baikal CI model 19" L1953S baikal Back Cover Assy LPL plus module White for Japan  

*

AAN32608903

Base Assembly,ASSY Lx53 LM57B Lx53 PATTERN TEXTURE -WHITE

AAN32608901

Base Assembly,ASSY Lx53 LM57B Lx53 PATTERN TEXTURE-W/W
Base Assembly,ASSY Lx53 LM57B Lx53 PATTERN TEXTURE-US

AAN32608906

35509K0246D

Cover,MOLD ABS L1952 ABS L1952 NEW BODY

3520900038A

Indicator,LED&PRE AMP LX52 PMMA NON LED LENS

MGJ37924303

Plate,PRESS SPTE 0.3 LAMP SPTE SHIELD L1753 FOR LPL/AUO CI MODULE  ND LOCCAL

EBR36269401

PCB Assembly,Power,POWER T.T LM-57C BAIKAL II - -

EBR37002601

PCB Assembly,CONTROL A.I LM72A BAIKAL II 17-INCH BLUE RD 53 SERIAL 

Содержание FLATRONL1753S

Страница 1: ...NUAL Website http biz LGservice com CAUTION BEFORE SERVICING THE UNIT READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS NO LM57A MODEL L1753S L1753S FS A QP L1953S L1953S FS A QP To apply the MSTAR Chip Same model for Service ...

Страница 2: ...cal 56 75Hz 4 Max Resolution D sub Analog 1280 x 1024 75Hz 5 POWER SUPPLY 5 1 Power AC 100 240V 50 60Hz 0 6A 5 2 Power Consumption 6 ENVIRONMENT 6 1 Operating Temperature 10 C 35 C 50 F 95 F Ambient 6 2 Relative Humidity 10 80 Non condensing 6 3 MTBF 50 000 HRS with 90 Confidence Lamp Life 50 000 Hours Min 7 DIMENSIONS with TILT SWIVEL L1753S Width 364 5 mm 14 35 Depth 180 mm 7 09 Height 378 2 mm ...

Страница 3: ... Protect the module from the ESD as it may damage the electronic circuit C MOS Make certain that treatment person s body are grounded through wrist band Do not leave the module in high temperature and in areas of high humidity for a long time The module not be exposed to the direct sunlight Avoid contact with water as it may a short circuit within the module If the surface of panel become dirty pl...

Страница 4: ...st receiver ground lead to the receiver chassis ground before connecting the test receiver positive lead Always remove the test receiver ground lead last 9 Use with this receiver only the test fixtures specified in this service manual CAUTION Do not connect the test fixture ground strap to any heat sink in this receiver Electrostatically Sensitive ES Devices Some semiconductor solid state devices ...

Страница 5: ...tip as the solder melts 2 Draw away the melted solder with an anti static suction type solder removal device or with solder braid before removing the IC Replacement 1 Carefully insert the replacement IC in the circuit board 2 Carefully bend each IC lead against the circuit foil pad and solder it 3 Clean the soldered areas with a small wire bristle brush It is not necessary to reapply acrylic coati...

Страница 6: ...onnection 4 Route the jumper wire along the path of the out away copper pattern and let it overlap the previously scraped end of the good copper pattern Solder the overlapped area and clip off any excess jumper wire At Other Connections Use the following technique to repair the defective copper pattern at connections other than IC Pins This technique involves the installation of a jumper wire on t...

Страница 7: ...ls 57 283 49 725 1152 832 32 64 224 832 x 624 V Lines 74 55 667 624 1 3 39 8 H Pixels 65 0 48 363 1344 1024 24 136 160 1024 x 768 V Lines 60 0 806 768 3 6 29 9 H Pixels 78 75 60 123 1312 1024 16 96 176 1024 x 768 V Lines 75 029 800 768 1 3 28 10 H Pixels 100 0 68 681 1456 1152 32 128 144 1152 x 870 V Lines 75 062 915 870 3 3 39 11 H Pixels 92 978 61 805 1504 1152 18 134 200 1152 x 900 V Lines 65 9...

Страница 8: ... 8 Monitor on the pad Pull up the stand part Separate head stand 2 3 4 2 Hold the head stand base and then Twist Stand until Click 4 1 5 Soft pad on the table 1 DISASSEMBLY Set ...

Страница 9: ... 9 Remove the screws Disassemble back cover 6 8 1 Pull the front cover upward 2 Then let the all latches are separated 3 1 3 2 3 Put the front face down 9 7 ...

Страница 10: ...LY Stand Push the four latches on the bottom to the outside and Separate Stand Body Base Reference the 1 2 After finished repair necessarily push 4ea Latches to inside for restoration 1 1 In case of Latch 4 1 2 2 3 ...

Страница 11: ...ISASSEMBLY Stand Hold the stand body Confirm two latch of right and left Push the latch to the inside Push the base to the opposite direction 1 2 3 Confirm the condition of separation 5 4 In case of Latch 2 ...

Страница 12: ... E 1 S D V L B G R g o l a n A b u S D l o r t n o C y e K o T V 5 V 3 3 r o t a l u g e R r o t a l u g e R V 3 3 V 8 1 n o i s r e v C D O y l n o B G R l a t i g i D D I V D r e t r e v n I r e t r e v n I r e t p a d A V 8 1 S D M T S D M T U C M U C M C D A C D A r e l a c S r e l a c S L L P L L P D S O D S O V 2 1 y r o m e m h s a l F y r o m e m h s a l F ...

Страница 13: ...trol IC P ch N ch Inverter Trans SMPS Lamp Current Feedback Over Voltage Protection Power Control IC Feedback Line Filter L N Drive Block 12V 13V 5V Inverter On OFF 3 3V Dimming Lamp Current Control Aux Drive Start Module Vcc Main Board Scaler DC DC converter 12V 5V ...

Страница 14: ...n signal and outputs 8 bit R G B signal to transmitter 2 Power Part This part consists of the one 3 3V and one 1 8V regulators to convert power which is provided 5V in Power board 12V is provided for inverter 5V is provided for LCD panel Also 5V is converted 3 3V and 1 8V by regulator Converted power is provided for IC in the main board The inverter converts from DC12V to AC 700Vrms and operates b...

Страница 15: ...DC voltage through a bridge rectifier and a bulk capacitor 3 Energy Transfer This part function is for transfer the primary energy to secondary through a power transformer 4 Output rectifier and filter This part function is to make a pulse width modulation control and to provide the driver signal to power switch to adjust the duty cycle during different AC input and output loading condition to ach...

Страница 16: ... is available to LCD Monitor only 1 Port Setup a Copy UserPort sys file to c WINNT system32 drivers folder b Run Userport exe c Remove all default number d Add 300 3FF e Click Start button f Click Exit button 2 EDID Read Write 1 Run WinEDID exe 2 Edit Week of Manufacture Year of Manufacture Serial Number a Input User Info Data b Click Update button c Click Write button ...

Страница 17: ...display 2 Wait for about 5 seconds and press MENU POWER switch with 1 second interval 3 The SVC OSD menu contains additional menus that the User OSD menu as described below a Auto Color W B balance and Automatically sets the gain and offset value b NVRAM INIT EEPROM initialize 24C08 c CLEAR ETI To initialize using time d AGING Select Aging mode on off e R G B 9300K Allows you to set the R G B 9300...

Страница 18: ...RT POINT AS OPENING EACH POWER LINE NO PROBLEM 1 Waveforms U201 96 CHECK KEY CONTROL CONNECTOR ROUTINE CHECK U201 NO NO CHECK 3 3V LINE OPEN CHECK CHECK 3 3V LINE NO CHECK X TAL YES CHECK J703 VOLTAGE PIN5 PIN6 5V CHECK U601 PIN2 VOLTAGE 3 3V IS U201 PIN75 3 3V VOLTAGE CHECK U201 PIN 96 PULSE 1 YES YES YES ...

Страница 19: ...OARD AND FIND OUT A SHORT POINT AS OPENING EACH POWER LINE CHECK MICOM INV ON OFF PORT 1 CONFIRM BRIGHTNESS OSD CONTRL STATE 2 CHECK MICOM DIM ADJ PORT LIPS J703 PIN5 PIN6 5V J703 PIN9 5V J703 PIN10 5V CHECK PULSE AS CONTACTING SCOPE PROBE TO CAUTION LABEL CONTACT PROBE TO CAUTION LABEL CAN YOU SEE PULSE AT YOUR SCOPE YES YES YES YES ...

Страница 20: ...CHECK C509 C510 SOLDERING CONDITION 2 CHECK X501 3 TROUBLE IN U201 CHECK CONNECTION LINE FROM D SUB TO U201 U201 PIN96 97 OSCILLATE AS 14 31MHZ U201 PIN27 IS 48KHz H SYNC PIN28 IS 60Hz V SYNC IS PULSE APPEARED AT SIGNAL PINS AT MODE 12 1 2 1 2 Waveforms U201 96 97 U201 27 H SYNC 2 U201 28 V SYNC YES YES YES U201 PIN 16 75 3 3V ...

Страница 21: ...ROUBLE IN DPM TROUBLE IN DPM NO NO TROUBLE IN U201 CHECK PC PC IS NOT GOING INTO DPM OFF MODE CHECK H V SYNC LINE CHECK R730 R731 CHECK U201 PIN 27 28 SYNC PULSE 3 3 Waveforms R442 H Sync 3 R443 V Sync YES YES ...

Страница 22: ...e NO NO Check BD101 Check U101 Pin7 9 10V Check D102 Trouble in Q101 NO Trouble in D201 D202 YES CHECK Fuse F101 OK CHECK C101 Voltage AC110V 160Vdc AC220V 304Vdc CHECK U101 Pin6 Waveform Square wave Come out Check Q101 Drain Waveform Check D201 D202 D203 Voltage YES YES YES YES NO ...

Страница 23: ...302 Check the waveform of U301 Pin1 15 Check the waveform of U301 Pin2 3 NO If waveform is no problem Check D302 D308 Or Trouble in U303 U304 YES CHECK P201 Pin9 3 3V Check U301 Pin2 5V Check U301 Pin6 VSEN Less than 3V Check U301 Pin12 SSTCMT Less than 1V Check U303 U304 Drain waveform YES YES YES NO ...

Страница 24: ... 22 WIRING DIAGRAM 11P 6P 3P 30P 6631900011H 6631T20023J EAD37414501 17 EAD37413101 19 6631T20010E ...

Страница 25: ...010 020 040 150 160 170 050 060 070 080 090 100 110 030 130 140 EXPLORE VIEW ...

Страница 26: ...280X1024300CDCOLOR72 5 4800 15MS 160 160 2CH LVDS 4LAMPAUOPTRONICSCORP EAJ36378001 LCD Module TFT LM170E03 TLL1DRIVER17 0INCH1280X1024300CDCOLOR72 4 3800 1P5 5ms 160 160 TLIT con Lusem Toshba Source Gate Diffuser 2 Prism 1 lampwire135mmLGPHILIPSLCD LOR72 4 3800 1P7 5ms 160 160 TLIT con Lusem Toshiba Source Gate lampHeesung Diffuserx2 P ACQ33170001 Cover Assembly L1753S Baikal CI model 17 Back Cove...

Страница 27: ... 160 2CH LVDS 4LAMP NON ZBDAUOPTRONICSCORP EAJ36380901 or EAJ36380801 LCD Module TFT LM190E08 TLL1DRIVER19 0INCH1280X1024300CDCOLOR72 4 3800 1P4 5ms 160 160 TLIT con Lusem Toshiba Source Gate lamp Heesung Diffuserx2 LC213x1 lampwire160mm depth15 5TLGPHILIPSLCD or EAJ36381001 LCD Module TFT LM190E08 TLL3DRIVER19 0INCH1280X1024300CDCOLOR72 4 3800 1P4 5ms 160 160 TLIT con Magna Toshiba Source Gate la...

Страница 28: ... 33 SCHEMATIC DIAGRAM 1 SCALER ...

Страница 29: ... 33 2 POWER WAFER ...

Страница 30: ... 32 3 INVERTER ...

Страница 31: ... 33 4 POWER 1 3 2 4 ...

Страница 32: ...May 2007 P NO MFL30290843 Printed in China ...

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