LG Electronics 32LC2D(B) White Balance, Before White-balance, the AV ADC should be done

Page 15
Case1) EC and FC model use PAL-BGDHI (composite signal)

6.1Adjustment of RF/AV/S-VIDEO * Required Equipments

- Remote controller for adjustment

- MSPG-925F Pattern Generator (Which has Video Signal: 100% Color Bar Pattern shown in Fig. 1)

=> Model: 202 / Pattern: 33

Case1) EC and FC model use PAL-BGDHI (composite signal)

6.1.1 Method of Auto RF/AV/S-VIDEO Color Balance.

1)Input the Video Signal: 100% Color Bar signal into AV4

2)Set the PSM to Dynamic mode in the Picture menu

[Fig.1]

3) Press IN-STARTkey on R/C for adjustment.

4) Press the (Vol.+) key to operate the set, then it becomes automatically.

5) Auto-RGB OK means the adjustment is completed.

6.2Adjustment of Component. * Required Equipments

- Remote controller for adjustment

- l MSPG-925F Pattern Generator => Model: 217/Pattern: 33 (Which has 720p/60Hz YPbPr output Pattern shown in Fig. 2 )

6.2.1 Method of Auto Component Color Balance

1)Input the Component 720p/60Hz 100% Color Bar(MSPG- 925F model:217, pattern:33) signal into Component.

2)Set the PSM to Dynamic mode in the Picture menu

[Fig.2]

3) Press the IN-START key on R/C for adjustment.

4) Press the (Vol.+) key to operate the set , then it becomes automatically.

5) Auto-RGB OK means the adjustment is completed.

6.3Adjustment of RGB * Required Equipments

- Remote controller for adjustment -l MSPG-925F Pattern Generator

(Which has XGA [1024*768] 60Hz 100% Color Bar pattern shown in Fig. 3)

6.3.1 Method of Auto RGB Color Balance

1) Input the PC 1024x768@60Hz 100% Color Bar pattern (MSPG-925F model:37, pattern:33) into RGB.

(Using D-sub to D-sub cable)

2) Set the PSM to Dynamic mode in Picture menu.

3) Press the IN-START key on R/C for adjustment

[Fig.3]

4) Press the (Vol.+) key operate To set , then it becomes automatically.

5) Auto-RGB OK means adjustment is completed.

Before White-balance, the AV ADC should be done.

7. White Balance

White balance

 

AV4

 

 

 

MSPG925F

High

Model : 202

 

*239Gray

Pattern : 47

 

 

*Pal Video

 

 

 

=> Caution: - System control RS-232 Host should be "PC" for adjustment.

-AV ADC should be done before White-balance.

*Test Equipment

Color Analyzer ( CA-110)

PC (for communication through RS-232C) => UART Baud rate : 115200

Pattern Generator (MSPG-925F)

*Target Value (PSM: Dynamic, CSM: Normal)

-Normal(9300K) x:0.283±0.003, y: 0.298±0.003

-Luminance(Y) AV/COMP: 250 Cd/m2 (Typ: 300 Cd/m2)

PC

: 300 Cd/m2 (Typ: 350 Cd/m2)

-> Reference Value(Automatically fixed)

-Cool(11000K) - x: 0.274±0.003, y: 0.286±0.003

-Warm(7200K) - x:0.303±0.003, y: 0.319±0.003

- 15 -

Image 15
Contents SERVICE MANUAL READ THE SAFETY PRECAUTIONS IN THIS MANUALCHASSIS LD61A FACTORY NAME 32LC2DB-EC/37LC2DB-EC/42LC2DB-EC BEFORE SERVICING THE CHASSISSPECIFICATION CONTENTSCONTENTS PRODUCT SAFETYLeakage Current Hot Check circuit SAFETY PRECAUTIONSIMPORTANT SAFETY NOTICE General GuidanceElectrostatically Sensitive ES Devices SERVICING PRECAUTIONSPower Output, Transistor Device Removal/Replacement IC Remove/ReplacementReplacement Small-Signal Discrete Transistor Removal/Replacement1.General SpecificationTV SPECIFICATIONreatment of the front polarizer 2. General Specification4.Component Video Input Y, PB, PR 3.Optical FeatureLCD Module5. RGB PC INPUT Mode Table 6. RGB DTV INPUT Mode TableRGB-PC EDID DATA 7. HDMI INPUT Mode Table 8. HDMI DTV Mode TableHDMI EDID DATA Table 1 Scart Arrangement 1.Full Scart 7. Mechanical specification8. Mechanical specification 32LC2DTable 2 Scart Arrangement 2.Half Scart 3. Channel Memory ADJUSTMENT INSTRUCTION2. Specification 1. Application RangePanel size selection 5. Select method of Panel size6. ADC Calibration Before AV ADC Calibration, should be executed theCool11000K - x 0.274±0.003, y 0.286±0.003 7. White BalanceBefore White-balance, the AV ADC should be done Case1 EC and FC model use PAL-BGDHI composite signalFUNTION SVC REMOCONTROUBLESHOOTING No image attached? Is the input cableNo image PASS No image No image No image No image No image AV1,AV2 ,AV3 TROUBLESHOOTING AV1, 2, 3, 4/S-VideoVolume level Of AV4/S-Video L/R signalTROUBLESHOOTING DTV/HDMI-Audio TROUBLESHOOTING RF/Component/PC FFC Wafer BLOCK DIAGRAMMainTDFB-G236P DVB/PAL WaferSound processor BLOCK DIAGRAMJackAUDIO/VI DEO SW CXA2069Q010 020050 EXPLODED VIEW32LC2DDESCRIPTION EXPLODED VIEW PARTS LIST32LC2DEXPLODED VIEW37LC2D EXPLODED VIEW PARTS LIST37LC2D 020080 130030 150 090 EXPLODED VIEW42LC2DEXPLODED VIEW PARTS LIST42LC2D REPLACEMENT PARTS LIST MAIN BOARDCAPACITOR 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