LG Electronics 37LC2D(B) Adjustment Instruction, Application Range, Specification, Channel Memory

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ADJUSTMENT INSTRUCTION

ADJUSTMENT INSTRUCTION

1. Application Range

This spec. sheet is applied to all of the LD61A chassis manufactured at LG TV Plant all over the world.

2.Specification.

2.1Because this is not a hot chassis, it is not necessary to use an isolation transformer.

However, the use of isolation transformer will help to protect test instruments

2.2Adjustment must be done in the correct sequence.

2.3The adjustment must be performed at 25±5°C temperature and 65±10% relative humidity if there is no specified designation.

2.4The input voltage of the receiver must be kept between 100~220V, 50/60Hz.

2.5Before adjustment, execute Heat-Run for 30 minutes at RF no signal.

3.Channel Memory

3.1Setting up the LGIDS

1)Install the LGIDS

2)After installation, restart your PC.

3)Extract [files.zip] to folder [c:\LGIDS\files]

4)Start LGIDS.

3.2 Channel memory method

1)Press TILT key in Adjust remocon(Automatic setting).

2)Setting up like bottom figure

(Confirmation: Press ADJ Key in the Adjust remocon. Select "System Control" by using /(CH+/-) key, and press 1. Application Range(ENTER))

6)Select proper CH_memory file(*.nvm) for each model at [Channel Download] => [Write Batch].

Next, select proper binary file(*.bin) including the CH information for each model at

[Channel Download] => [NVRAM File].

7) Click the [Download] button.

It means the completion of the CH memory download if all items show 'OK' and Status is changed by 'PASS' at the lower right corner of the window

4. Hudson Download

3)Connect RS232 cable .(Use the general RS-232C Twisted Serial Cable).

4)Operate LGIDS

5)Select "Hurricane" and "ALL" on Model dialog and check your connection in Communication dialog.

(If your connection is ‘NG’, then set your PORT(COM1,2,3,…) correctly. If your connection has completed, you can see

Ready )

4.1 Hudson Download method

1)Press TILT key in Adjust remocon(Automatic setting).

2)Setting up like bottom figure

(Confirmation: Press ADJ Key in the Adjust remocon.

Select "System Control" by using /(CH+/-) key, and

press (ENTER))

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Contents CHASSIS LD61A FACTORY NAME 32LC2DB-EC/37LC2DB-EC/42LC2DB-EC READ THE SAFETY PRECAUTIONS IN THIS MANUALBEFORE SERVICING THE CHASSIS SERVICE MANUALCONTENTS CONTENTSPRODUCT SAFETY SPECIFICATIONIMPORTANT SAFETY NOTICE SAFETY PRECAUTIONSGeneral Guidance Leakage Current Hot Check circuitElectrostatically Sensitive ES Devices SERVICING PRECAUTIONSReplacement IC Remove/ReplacementSmall-Signal Discrete Transistor Removal/Replacement Power Output, Transistor Device Removal/Replacement1.General SpecificationTV SPECIFICATIONreatment of the front polarizer 2. General Specification4.Component Video Input Y, PB, PR 3.Optical FeatureLCD Module6. RGB DTV INPUT Mode Table 5. RGB PC INPUT Mode TableRGB-PC EDID DATA 8. HDMI DTV Mode Table 7. HDMI INPUT Mode TableHDMI EDID DATA 8. Mechanical specification 7. Mechanical specification32LC2D Table 1 Scart Arrangement 1.Full ScartTable 2 Scart Arrangement 2.Half Scart 2. Specification ADJUSTMENT INSTRUCTION1. Application Range 3. Channel Memory6. ADC Calibration 5. Select method of Panel sizeBefore AV ADC Calibration, should be executed the Panel size selectionBefore White-balance, the AV ADC should be done 7. White BalanceCase1 EC and FC model use PAL-BGDHI composite signal Cool11000K - x 0.274±0.003, y 0.286±0.003FUNTION SVC REMOCONTROUBLESHOOTING No image attached? Is the input cableNo image PASS No image No image No image No image No image Volume level Of TROUBLESHOOTING AV1, 2, 3, 4/S-VideoAV4/S-Video L/R signal AV1,AV2 ,AV3TROUBLESHOOTING DTV/HDMI-Audio TROUBLESHOOTING RF/Component/PC TDFB-G236P DVB/PAL BLOCK DIAGRAMMainWafer FFC WaferAUDIO/VI DEO SW BLOCK DIAGRAMJackCXA2069Q Sound processor010 020050 EXPLODED VIEW32LC2DDESCRIPTION EXPLODED VIEW PARTS LIST32LC2DEXPLODED VIEW37LC2D EXPLODED VIEW PARTS LIST37LC2D 020080 130030 150 090 EXPLODED VIEW42LC2DEXPLODED VIEW PARTS LIST42LC2D MAIN BOARD REPLACEMENT PARTS LISTCAPACITOR DATE 2006. 05 DATE 2006. 05 DATE 2006. 05 DIODEs COIL & CORE & INDUCTOR RESISTORs TRANSISTORDATE 2006. 05 DATE 2006. 05 DATE 2006. 05 DATE 2006. 05 JACK BOARD OTHERsDATE 2006. 05 COIL & CORE & INDUCTOR DIODEsRESISTORs TRANSISTORDATE 2006. 05 CONTROL BOARD IR/LED BOARD SIDE A/V BOARDPage Page Page Page Page Printed in Korea P/NO 38289S0043