LG 42LH50 _ DIRECT VIEW LCD TV _ SERVICE MODE_ SOFTWARE UPDATE

TO ENTER SERVICE MODE

• Turn the Set On
• Simultaneously, Press and “Hold” the Menu Key on the Side Key pad and Press and “Hold” the Menu Key on the Remote approximately 5 seconds.
• If Customer’s Menu appears, continue to hold until it disappears.
• The Service Menu appears

Note: If a Password is required to enter the Service Menu. Enter; “0000”

USB SOFTWARE UPDATE

                                                     REAR IN / OUT JACKS

USB DOWNLOAD

• Create an LG_DTV folder on the USB Flash Drive.
• Copy new software (xxx.epk) to "LG_DTV" folder. Make sure to have correct software file.
• With TV turned on, insert USB flash drive.
• You can see the message “TV Software Upgrade” (See figures)
• Cursor left and highlight "START" Button and push “Enter” button using the remote control.
• You can see the download progress Bar.
• Do not unplug until unit has automatically restarted.
• When download is completed, you will see “COMPLETE”.
• Your TV will be restarted automatically.

CAUTION:

Do not remove AC power or the USB Flash Drive.

Do not turn off Power, during the upgrade process.

LG 47LG90 _ T'CON [LCD CONTROLLER] BOARD REMOVAL

T-CON [TFT DRIVE PWB]

The T-Con IC UC2 receives from the Main Board at CN1 and CN2 Quadruple 12 Bit LVDS Signals which it processes into TFT Drive Signals which through connectors CN4 and CN5 controls the LCD Panel. IC’s U12 and U13 are “Dynamic Ram IC’s which are High Speed Storage Devices used to store the data until it is time to be addressed.

12V is supplied to the T-Con Board on connector CN1 from the Main Board.

NEW: This T-CON also drives the backlight LEDs in accordance to the necessary Light Source intensity according to the video content Contrast Ratio demands, (Local Dimming). Control signals to the Inverters are sent out CN8 and CN9.

Global Dimming pin 13 (Dig-DIM) input from Inverter M.  Controls brightness of LED backlights on both M and S Inverters.

T-CON [TFT DRIVE] PWB WITH SHIELD

T-CON [TFT DRIVE] PWB FUSE CHECKS

F1 (11.9V)

FL20 (1.6V)                                           T-Con. Part number EAT56803001

FL21 (3.3V)

FL22 (3.3V)

FL26 (3.3V)

FL27 (3.3V)

Gnd Protect.  Be sure to replace screws for ground purposes if turning on the set is required.

FL111

FL112

FL113

FL114

FL116

FL118

T-CON BWB REMOVAL

Look for Chocolate (Rubber like) Heat transfer material under shield. Always put back is same location.

Remove the 4 screws attached the T-Con shield in place.

Warning: The Tape shown is Conductive.  Do not allow to touch electrically charged components.

To remove the flex cables to the TFT Panel, CN4 or CN5: Place a soft sharp object like a fingernail underneath the black locking tab and gently lift upward.

Flip the lock up and back from the flex cable.  Then the flex cable can be easily removed.

To remove the LVDS cables for CN1 or CN2; Press in on the two tabs and slowly rock the cable out of the connector.  As shown by the arrows.

T-CON [TFT ] CN8/CN9 UNLOCKING

LG 47LG90 _ SERVICE MODE

TO ENTER SERVICE MODE

• Turn the Set On
• Simultaneously, Press and “Hold” the Menu Key on the Side Key pad and Press and “Hold” the Menu Key on the Remote approximately 5 seconds.
• If Customer’s Menu appears, continue to hold until it disappears.
• The Service Menu appears.
• Note: It is possible, dependant upon the Software Version, a Password may be required to enter the Service Menu.  If a password is required, enter “0000”

LG 42PT350R _ 42PT351R _ 42PT350R-TD_42PT351R-TC _ EDID DATA

HDMI-1 : 256 BYTES

HDMI -2 256 BYTES

Click on image.  Right click on the enlarged image, save image as, to a folder (My document > My  Pictures).  View it in ‘Picasa’ picture viewer.  There you can enlarge it more.  Download ‘Picasa-3’ by Google site, and install it to your system.  It’s a  free software from Google and download it by Google. [Search for ‘Picasa’ by Google]

HDMI - 3 256 BYTES - SIDE HDMI [HDMI-3]

ANALOG [RGB]: 128 BYTES

EDID DATA

NO	ITEM	CONDITION	HEX DATA
1	MANUFACTURER ID	GSM	1E6D
2	VERSION	DIGITAL:1	01
3	REVISION	DIGITAL:3	03

NON-EU AREA

INCH	42PT350R-TA
TOOL OPTION	15
INCH	42
TOOL	PT350R
SIDE AV	1
HDMI	3
SIDE HDMI	1
COMP2	1
RGB	1
RS232C	1
LOCAL KEY	0
LED TYPE	0
USB TYPE	2

LG 42PT350R _ 42PT351R _ 42PT350R-TD_42PT351R-TC _ OPTION ADJUSTMENT FOLLOWING BOM _ EDID D/L METHOD _ POWER VOLTAGE ADJUSTMENT_AREA OPTION ADJUSTMENT

PCB ASSEMBLY ADJUSTMENT 

OPTION ADJUSTMENT

• Tool Option
• Area Option
• Option 1
• Option 2
• Option 3(Available for EU & Non EU model)

• # Profile: Must be changed the option value because being different with some setting value depend on module, inch and market
• # Equipment : Adjustment Remote Controller.
• Push the IN-START key in the Adjust R/C.
• Enter Password number. The value of Password is “0 0 0 0”.

• Input the Option Number that was specified in the BOM, into the Shipping area.
• Select “Tool Option” by using UP/DN (CH+/-) key, and press the number key(0~9) consecutively. (ex) If the value of Tool Option1 is 4, input the data using number key “4”.
• if it is EU model ( such as 42/50PJ**R-ZA ), select “Area option” by using UP/DN (CH+/-) key , and press the number key(0~9) consecutively. (ex) If the value of Area Option is 40, input the data using number key “40” 

Caution:  Don’t Push “IN-STOP” key after PCB assembly adjustment.

PP01A/B/C Tool option:

Model:  42PT250R-TA

Tool option: 13

Area Option: 1

EDID D/L METHOD

• After software D/L or PCBA manufacturing, you can download EDID Data.
• When you adjust Tool Option, H6 Model EDID download process is executed automatically.
• If the model don’t have HDMI 3, HDMI 3 will be disappeared at OSD Window.
• [Caution]:  When you adjust tool option, don’t connect HDMI or Dsub cable.  If you connect some cable, EDID D/L process will be failed.

ADJUSTMENT METHOD

Before PCBA check, have to change the Tool option and Area option.

# About PDP

• After done all adjustments, Press IN-START button and compare Tool option and Area option value with its BOM, if it is correctly same then Change “RF mode” and then unplug the AC cable.
• If it is not same, then correct it same with BOM and unplug AC cable.
• For correct it to the model’s module from factory JIG model.

#  Don’t push The IN-STOP KEY after completing the function inspection.

EDID DATA

Caution

• Never Use the cable( HDMI or D-sub cable) for EDID Writing.
• Automatically PP01A/B/C Model EDID download process is executed when you adjust Tool Option.

INTCH
TOOL
SIDE AV	0/1
HDMI	0/1/2/3
Side HDMI	0/1
COMP2	0/1
RGB	0/1
RS232C	0/1
Local Key	0 (7KEY) / 1 (8KEY)
LED TYPE	0 (RED) / 1 (RED/White) / 2 (Reserve)
USB TYPE	0 (NONE) / 1 (PHOTO, MUSIC) / 2 (PHOTO, MUSIC, DivX)

POWER ASSEMBLY VOLTAGE ADJUSTMENT

1. Connect + terminal of D. M..M. to Va pin of P811, connect -terminal to GND pin of P811.
2. After turning VR502, voltage of D.M.M adjustment as same as Va voltage which on label of panel right/top ( deviation ; ± 0.5 V)

AREA OPTION ADJUSTMENT

Area Option Adjustment following BOM

(Including SKD models )

Tool Option

Area Option

Option 1

Option 2

Option 3 ( Available for EU & Non EU model )

• Push the IN-START key in the Adjust R/C.
• Enter Password number. The value of Password is “0 0 0 0”.
• Input the Area Option Number that was specified in the BOM, into the Shipping area.
• Select “Area Option” by using UP/DN (CH+/-) key, and press the number key(0~9) consecutively. (ex) If the value of Area Option 40, input the data using number key “40”.

Caution: Although it is SKD model, adjust area option in SET assemmbly process.  Don’t Push “IN-STOP” key after PCB assembly adjustment.

LG 42PT350R _ 42PT351R _ 42PT350R-TD_42PT351R-TC _ S/W DOWNLOAD METHOD USING USING USB MEMORY STICK

DOWNLOAD SOFTWARE [USING USB MEMORY STICK] 

Caution

• Using ‘power on’ button of the control R/C, power on TV.
• USB file (EPK) version must be bigger than downloaded version of main B/D.
• It should be only one SW binary file in USB Stick.

1. Using ‘Power ON’ button of the control R/C, Power on TV.
2. Insert the USB memory stick to the SET.
3. Display USB loding message then, push the ‘Exit’ Key of control R/C
4. Push the ‘MENU’ Key and move the cusor ‘OPTION’ of OSD.

# Caution : Don’t push the ‘OK’ key.Just cusor is on the ‘OPTION’ menu.

• Push the “7” key of control R/C continuously.
• Then, Display “TV Software Update” Pop-up menu.

• Select SW file (XXXX.bin) you want, push the “OK” Key.
• S/W download process is executed automatically.

LG 42PT350R _ 42PT351R _ 42PT350R-TD_42PT351R-TC_SOFTWARE PROGRAM DOWNLOAD

S/W PROGRAM DOWNLOAD

• This is for downloading the s/w to the flash memory of the IC402.

EQUIPMENT

•  PC
• ISP_tool program
• Download jig

CONNECTION DIAGREAM

CONNECTION CONDITION

1. IC name and circuit number : Flash Memory and IC402
2. Use voltage : 3.3V (5 pin)
3. SCL : 15 pin
4. SDA : 12 pin
5. Tact time : about 2 min and 30 seconds.

DOWNLOAD METHOD

• Download method (PCB Ass’y) – HD

• Connect the download jig to D-Sub Jack.

• Connect the PC to USB jack.
• Execute ‘ISP Tool’ program in PC, then a main window will be opened.
• Click the connect button and confirm “Dialog Box”.

• Click the Config button and Change speed E2PROM Device setting : over the 350Khz.

• Read and write bin file
• Click “(1)Read” tab, and then load download file(XXXX.bin) by clicking “Read”.

• Click “Auto(2)” tab and set as below
• Click “Run(3)”.
• After downloading, check “OK(4)” message.

SANYO REMOTE CONTROL CODES _ -5- DIGITS_ PVRs - SAT-PVR Systems & VCRs

Personal Video Recorders - /SAT/PVR systems - VCRs & others

PERSONAL VIDEO RECORDERS ABS 21972 Alienware 21972 CyberPower 21972 Dell 21972 DirecTV 20739 Gateway 21972 Go Video 20614 Hewlett Packard 21972 Howard Comp. 21972 HP 21972 Hughes Network Systems 20739 Humax 20739 Hush 21972 iBUYPOWER 21972 Linksys 21972 Media Center PC 21972 Microsoft 21972 Mind 21972 Niveus Media 21972 Northgate 21972 Panasonic 20614, 20616 Philips 20618, 20739 RCA 20880 ReplayTV 20614, 20616 Samsung 20739 Sonic Blue 20614, 20616 Sony 20636, 21972 Stack 9 21972 Systemax 21972 Tagar Systems 21972 Tivo 20618, 20636, 20739 Toshiba 21008, 21972, 21996 Touch 21972 Viewsonic 21972 Voodoo 21972 ZT Group 21972 SAT/PVR SYSTEMS Bell ExpressVu 00775, 01170 DirecTV 01377, 00392, 00639, 01142, 01076, 00099,01392, 01442, 01443,01444, 01640 Dish Network System 01505, 00775 Dishpro 01505, 00775 Echostar 01505, 00775, 01170 Expressvu 00775 Hughes Network Systems 01142, 01442, 01443,01444 JVC 01170 Motorola 00869 Philips 01142, 01442 Proscan 00392 RCA 01392 Samsung 01442 Sony 00639, 01640 Star Choice 00869 Tivo 01142, 01442, 01443,01444 CONTROLLED BY VCR DirecTV 20739 Hughes Network Systems 20739 Philips 20739 Samsung 20739 Tivo 20739 VCRs A-Mark 20037, 20000, 20046 ABS 21972 Accurian 20000 Admiral 20060, 20048, 20039,20209, 20479 Adventura 20037, 20000 Aiwa 20037, 20000 Alba 20209 Alienware 21972 Allegro 20039 American High 20035, 20081 Amstrad 20000 Astra 20035 Audiovox 20037, 20038 Avis 20000 Bell & Howell 20035, 20048, 20039,20000, 20046, 20479 Broksonic 20184, 20121, 20209,20479, 21479 Calix 20037 Candle 20037, 20038 Canon 20035 Carver 20035, 20081 Citizen 20035, 20037, 20000,20209, 20479, 21278 Classic 20037 Colortyme 20060, 20035, 20045 Colt 20000 Craig 20037 Criterion 20000 Crosley 20035, 20081, 20000,20149 Curtis Mathes 20060, 20035, 20162, 20000, 21035 CyberPower 21972 Daewoo 20037, 20045, 20046,21278 Daytron 20037 Dell 21972 Denon 20081, 20042 DirecTV 20739 Dual 20000 Durabrand 20039, 20038 Dynatech 20000 Electrohome 20060, 20037, 20000,20043, 20209 Electrophonic 20037 Emerald 20184, 20121 Emerex 20032 Emerson 20037, 20184, 20000,20121, 20043, 20209,20479, 20593, 21278,21479, 21593 Fisher 20039, 20000, 20046 Fuji 20035, 20033 Fujitsu 20000 Funai 20037, 20000, 20593,21593 Garrard 20000 Gateway 21972 GE 20060, 20035, 20048,20000, 20149, 20807, 21035, 21060 Gemini 20060 Genexxa 20037, 20000 Go Video 20614 GoldStar 20035, 20037, 20039,20000, 20038, 21237 Goodmans 20037, 20081, 20000 Gradiente 20000 Granada 20081, 20042 Grundig 20081 Harley Davidson 20000 Harman/Kardon 20081, 20038 Headquarter 20046 Hewlett Packard 21972 HI-Q 20035, 20000 Hitachi 20035, 20037, 20045,20000, 20042, 20089 Howard Comp. 21972 HP 21972 Hughes Network Systems 20042, 20739 Humax 20739 Hush 21972 Hytek 20000 iBUYPOWER 21972 Instant Replay 20035 Jensen 20067 JVC 20067, 21162 KEC 20037 Kenwood 20067, 20038, 20046 Kodak 20035, 20037 KTV 20000 LG 20037, 20038, 21037 Linksys 21972 Lloyd's 20000, 20038 Loewe 20081 Logik 20000 Luxor 20046 LXI 20037, 20000, 20042,20067 Magnasonic 20037, 20000, 20593,21278 Magnavox 20035, 20037, 20048,20039, 20081, 20000,20149, 20563, 20593,20618, 21593, 21781 Marantz 20035, 20081, 20038 Marta 20037 Matsui 20037, 20209 Matsushita 20035, 20162, 20081,21162 Media Center PC 21972 MEI 20035 Memorex 20035, 20162, 20037,20048, 20039, 20000,20209, 20046, 20479,21037, 21162, 21237,21262 Metz 20037 MGA 20060, 20043 Microsoft 21972 Mind 21972 Minolta 20042

Mitsubishi 20060, 20048, 20000,20042, 20067, 20043,20807 Motorola 20035, 20048 MTC 20000 MTX 20000 Multitech 20039, 20000 NEC 20067, 20038 Nikko 20037 Nikkodo 20037 Niveus Media 21972 Northgate 21972 Olympus 20035, 20162 Optimus 21062, 20035, 20162,20037, 20048, 20000,20593, 21162, 21262 Orion 20184, 20000, 20121,20209, 20479, 21479 Panama 20035 Panasonic 21062, 20035, 20162,20000, 20225, 20614,20616, 21035, 21162,21262 Penney 20035, 20162, 20037,20081, 20000, 20042,20067, 20038, 21035,21237 Pentax 20042 Philco 20035, 20081, 20000,20209, 20479 Philips 20035, 20162, 20048,20081, 20045, 20000,20209, 20616, 20618,20739, 21081, 21181 Pilot 20037 Pioneer 20162, 20081, 20042,20067 Polk Audio 20081 Presidian 21593 Proscan 20060, 21060 Protec 20000 Pulsar 20039 Quarter 20046 Quartz 20035, 20046 Quasar 20035, 20162, 21035,21162 RadioShack 20035, 20162, 20037, 20048, 20000, 20046,21037, 21162 Radix 20037 Randex 20037 RCA 20060, 20035, 20048,20045, 20000, 20042, 20149, 20807, 20880,21035, 21060 Realistic 20035, 20162, 20037,20048, 20000, 20121,20046, 21162 ReplayTV 20614, 20616 Ricavision 21972 Runco 20039 Samsung 20060, 20045, 20000,20038, 20739, 21014 Sanky 20048, 20039 Sansui 20000, 20067, 20209,20479, 21479 Sanyo 20000, 20046, 20479 Scott 20184, 20045, 20121,20043 Sears 20060, 20035, 20162,20037, 20048, 20039,20033, 20045, 20000,20042, 20067, 20043,20209, 20046, 21237 Sharp 20048, 20032, 20000,20807, 20848 Shintom 20039, 20000 Siemens 20037 Signature 20060, 20035, 20037,20048, 20000, 20149,20046, 20479 Singer 20037 Sonic Blue 20614, 20616 Sonographe 20046 Sony 20035, 20032, 20033,20000, 20067, 20046,20636, 21032, 21232,21972 Soundmaster 20000 Stack 9 21972 STS 20042 SV2000 20000 SVA 20000 Sylvania 20035, 20081, 20000,20043, 20593, 21593,21781 Symphonic 20000, 20593, 21593 Systemax 21972 Tagar Systems 21972 Tandy 20000 Tashiko 20037 Tatung 20048, 20081, 20000,20067 Teac 20000, 20067 Technics 20035, 20162, 20037,20000 Teknika 20035, 20037, 20000 Tevion 20479 Thomas 20000 Thomson 20060 Tivo 20618, 20636, 20739,21996 TMK 20000 TNIX 20037 Toshiba 20045, 20000, 20043,20209, 20845, 21008,21145, 21972, 21996 Totevision 20037 Touch 21972 Trix 20037 Ultra 20045 Vector 20045 Vector Research 20184, 20038 Victor 20067 Video Concepts 20045 Videomagic 20037 Videosonic 20000 Viewsonic 21972 Villain 20000 Voodoo 21972 Wards 20060, 20035, 20037,20048, 20081, 20033,20045, 20000, 20042,20043, 20038, 20149,20046, 20479 Wharfedale 20593 White Westinghouse 20000, 20209, 20479 World 20209, 20479 XR-1000 20035, 20000 Yamaha 20038 Zenith 20037, 20039, 20033, 20000, 20209, 20479, 21479 ZT Group 21972 VIDEO ACCESSORIES 2Wire 02045 ABS 01272 Access HD 02185 Accurian 01653 Alienware 01272 Amino 01481 AT&T 00858, 02045 Buffalo 01739 CASTi 02305 CyberPower 01272 D-Link 01554, 01731, 02186 Digital Stream 02303 Epson 01563 Gateway 01272 Hewlett Packard 01272, 01267 Howard Comp. 01272 HP 01272, 01267 Hush 01272 iBUYPOWER 01272 Insignia 01415 KoolConnect 01481 LG 01415 Linksys 01272, 01365 Media Center PC 01272 Microsoft 01272, 02049 Mind 01272 Motorola 00858, 01363, 01998 Netgear 02036 Niveus Media 01272 Northgate 01272 Panasonic 01120 Pioneer 01010 Ricavision 01272 Roku 01486 Samsung 01190, 01490 Scientific Atlanta 00858 Sensory Science 01126 Sharp 01010 SMC 01456 Sony 01272, 01324, 01364 Stack 9 01272 SureWest 01481 Sylvania 01563 Systemax 01272 Tagar Systems 01272 Toshiba 01272 Touch 01272 Viewsonic 01272, 01329 Vizio 01126 Voodoo 01272 VUDU 02298 Xbox 02049 Zenith 01415 ZT Group 01272