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LG 42LB9D Support Question

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Question posted by gsingh39136 on May 17th, 2017

Were You Able To Fid Firmware Update I Have Yhe Exact Same Tv And Same Problem

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Answer #1: Posted by waelsaidani1 on May 18th, 2017 4:15 AM

This answer was accepted by the poster of the original question.

waelsaidani1

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Follow the instructions here to update firmware: http://www.lg.com/us/support/product-help/CT10000018-1430510575535-updating-firmware

Related LG 42LB9D Manual Pages

Service Manual - Page 1

LCD TV SERVICE MANUAL CHASSIS : LB75A MODEL : 42LB9DF 42LB9DF-AD CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL.

Service Manual - Page 3

... one lead of the circuitry that must not exceed 0.75 volt RMS which is blown, replace it with the same components as recommended in this TV receiver is corresponds to the customer. Leakage Current Hot Check circuit AC Volt-meter To Instrument's exposed METALLIC PARTS 0.15uF Good Earth Ground such as...

Service Manual - Page 5

... board. 4. Diode Removal/Replacement 1. IC Remove/Replacement Some chassis circuit boards have slotted holes (oblong) through which the IC leads are inserted and then bent flat against the circuit foil pad and solder it overlap the previously scraped end of the good copper pattern. Desolder and straighten each of the remaining...

Service Manual - Page 6

... ~ 69 1) PAL : 38.90MHz(Picture), 34.40MHz(Sound) 2) DVB-T : 36.125MHz AC 100 ~ 240 V, 50/60Hz 42 inch Wide(1920 x 1080) 47 inch Wide(1920 x 1080) 52 inch Wide(1920 x 1080) 16:9 LC420WU2-SLB2 LC470WU1-SLB2 LC520WU1...products is tested as below without notice for about 20 minutes prior to the 42"/47"/52" LCD TV used LB75A chassis. 2. Application Range. Specification Each part is marked by models...

Service Manual - Page 7

...:1 TBD 11,000 9,300 6,500 43.0 -80 Max Typ. +0.03 Unit cd/m2 cd/m2 cd/m2 cd/m2 % Remark 42LB9DF 47LB9DF 52LB9DF N/A Full white N/A 42/47LB9DF All mode except RGB/HDMI-PC (With PWM Dimiming) RGB/HDMI-PC (Without PWM Dimmng) 52LB9DF HDMI input, 85% Full white pattern 10.0 % 10...

Service Manual - Page 8

...the non outside light 3) Bright room measure condition : In bright room of the panel surface. 4) Measure method - Average Brightness measure specification 1) Impress 100%(255Gray Level... Lw / Lb * If it does not use Prior measurement, use generally simple test measurement. Do heat-run LCD module at the same peak brightness measurement. 2) Measure average brightness in 9 points. 1 4 7 2 5...

Service Manual - Page 11

... Luminance, White 7 Power Consumption 8 Weight 9 Display Operating Mode 10 Surface Treatment Specification TBD TBD TBD 1920 horiz by 1080 vert. 9. General specifications 9-1. 42" LCD Full HD(LC420WU2-SLB2) No Item Specification 1 Active Screen Size 42.026 inches(1067.31mm) mm 2 Outline dimension 983.0(H)x576.0(V)x51.0(D) 3 Pixel Pitch 0.4845x0.4845 4 Pixel Format 1920 horiz.

Service Manual - Page 13

...an environment with the monitor automatically without having the user set commands directly to all of the LCD TV, LB75A Chassis. 4. Adjust MST3361-Set - But it can use it does not require an .... 2.2 The adjustment must be done in the accurate order. D-Sub terminal d. Adjust Video-Set LCD TV SET (or Digital Board) Device configuration diagram for PC, DDC adjustment (PC serial to "Plug ...

Service Manual - Page 16

Color Analyzer : CA-210 (CH 9) When adjusting the LCD white balance, channel No. 9 with Matrix adjustment (White, Red, Green, Blue adjustment) with CS-... LB75A chassis from Ez Adjust Menu 5.White Balance menu, and initially it must be set. (When you can automatically be able to INNER. It is basically not possible to use, you set the Option to INNER, initially INNER is set . (...

Service Manual - Page 17

...to enter the adjustment mode. (When you enter the adjustment mode, the video is automatically switch to TV 3CH, and the following screen will see a message saying 'AV-PAL Configuration Success'. Balance' of ... input pattern, at the center of the LCD module surface. (D) Press the ADJ button of the model and pattern depending on the adjustment to the TV AV input terminal as Model: 202(PAL)...

Service Manual - Page 42

ANT/Cable AT/NT TUNER SIF L/R EXT1/2 L/R COMP 1/2 L/R RGB MNT OUT S/PDIF HDMI 1/2/3 Optical S/PDIF OUT Coaxial TP MSP4450K I2S I2SO 1 L/R I2S SC 2 I2SI 3 MCLK I2S CS8416 TP A TP C SIF IN 1 SIF IN 2 NTP 3000 X260 I2S I2S IN 1 I2S I2S IN 2 MCLK I2S I2S OUT 1 OUTPUT SPDIF SPDIF - 42 -

Service Manual - Page 44

USB 1.1 Block Diagram For EMF - 44 - N Replace the cable to reboot the TV (AC power off/on) USB power could be disabled by inrushing current - If the device is HDD, check a external power adaptor. • Exception - In this ...

Service Manual - Page 46

... LCD,Module-TFT, LC420WU2-SLB2 FULLHD 42.0INCH 1920X1080 550CD COLOR 72% 16/9 800:1( DCR 5000:1) A-TW Pol. 10000K P7 LG PHILIPS LCD Cabinet Assembly, 42LB9 LA73A 42" EVE_KOR CABINET ASSEMBLY Cover Assembly,Rear, 42LB9 PB73A 42"... ('c'∫Œ pem-nut 'NO') Plate, PRESS EGI 1.2 FRAME SBHG-A 42LB9D-NA METAL BAR CENTER FOR EVE3-KOREA Plate, PRESS EGI 1.2 FRAME SBHG-A 42LC4 METAL BAR RIGHT Plate, ...

Service Manual - Page 62

... B32 50 VCC_7 49 A31 48 B31 47 GND_8 46 SCL3 45 SDA3 44 HPD3 43 VCC_6 42 OE 41 NC_3 R4114 TMDS1_RX2+ TMDS1_RX2- TMDS1_RXC+ TMDS1_RXC- FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING...A0 1 A1 2 A2 3 GND 4 VCC 8 WP 7 SCL 6 SDA 5 R4047 R4048 C492 0.1uF 004:I5 WP_CTRL1 33 33 16 LCD 5 15 10 4 14 9 3 13 8 2 12 7 1 11 6 R473 READY C476 100pF 003:H6 DDC_SCL ZD418 5.6B ZD407 5.6B...

Service Manual - Page 63

... C768 0.1uF 003:J3;003:L2 RL_ON 003:L6;005:L8 AC_DET LCD PDP R708 X O R741 O X HD 32"37"42" R706,R752 NOT assemble Full HD 37"47" R706,R751 NOT assemble Full HD 42"(WCG) R707,R751 NOT assemble PDP R708 0 LCD R741 0 003:H6;006:H2 AI/POD C752 READY LCD_FHD_120Hz/ROM_DL...

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