LG 32PC50 Скачать руководство пользователя страница 26 | Manualshive

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Oct., 2008

Printed in Korea

P/NO : MFL40431018

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Содержание 32PC50

Страница 1: ...RE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS PP78C MODEL 32PC50 32PC50 ZB North Latin America http aic lgservice com Europe Africa http eic lgservice com Asia Oceania http biz lgservice com Internal Use Only ...

Страница 2: ... Electronics Inc All right reserved Only for training and service purposes CONTENTS CONTENTS 2 SAFETY PRECAUTIONS 3 SPECIFICATION 4 ADJUSTMENT INSTRUCTION 6 TROUBLE SHOOTING 13 BLOCK DIAGRAM 20 EXPLODED VIEW 21 SVC SHEET PRINTED CIRCUIT DIAGRAM ...

Страница 3: ... s Neck Leakage Current Cold Check Antenna Cold Check With the instrument AC plug removed from AC source connect an electrical jumper across the two AC plug prongs Place the AC switch in the on position connect one lead of ohm meter to the AC plug prongs tied together and touch other ohm meter lead in turn to each exposed metallic parts such as antenna terminals phone jacks etc If the exposed meta...

Страница 4: ... drawing and specification by part number in accordance with SBOM 5 The receiver must be operated for about 20 minutes prior to the adjustment V Test Method 1 Performance LGE TV test method followed 2 Demanded other specification Safety CE IEC specification EMC CE IEC V General Specification 32 WVGA Display Screen Device Aspect Ratio PDP Module Operating Environment Storage Environment Input Volta...

Страница 5: ...Full SCART Half SCART HDMI PC spec out L R Input Display area Outline dimension Number of Pixels Cell pitch Pixel type Weight net Weight gross Operation Environment Temperature Humidity Pressure Storage Environment Temperature Humidity Pressure I mage stick minimization Start time mode Low Brightness Arrival Time 708 0 1 H x 398 4 V 0 5mm 790 H x 466 5 V x 59 1 D 1mm 852 H x 480 V 831um H x 830um ...

Страница 6: ...Run for 30 minutes 3 Adjustment items 3 1 PCB assembly adjustment items 1 Download the VCTP main software IC500 VCT_Pro 2 Color carrier Adjustment 3 2 SET assembly adjustment items 1 DDC Data input 2 Adjustment of White Balance 3 Factoring Option Data input 4 PCB assembly adjustment method Using VCTP Download program 4 1 Download program installation 1 Extract a Zip file 2 Visual I2C LPT Driver In...

Страница 7: ...k 2 Execute Download vi2c program in PC then a main window will be opened 3 Double click the blue box and confirm Bootloader Version as 42 4 Click the Erase Flash button 5 Double click the download file low then edit window will be opened 6 Click the choice button in the edit window then file choice window will be opened 7 Choose the Hex file in folder and execute downloading with click open butto...

Страница 8: ...sh the go the Hex file would not be downloaded although the download proceeds normally at first glance 5 Double click the blue box and confirm Bootloader Version as 42 6 Click the Erase Flash button 7 Double click the download file low then edit window will be opened 8 Chick the choice button I n the edit window then file choice window will be opened 9 Click the load flash button 10 Click OK butto...

Страница 9: ...alog Set 128Bytes EDID Data HDMI1 Set 256Bytes EDID Data HDMI2 Set 256Bytes Detail EDID Options are below 1 2 3 4 5 1 1 Product ID 2 2 Serial No Controlled on production line 3 3 Month Year Controlled on production line ex Monthly 03 03 Year 2005 0F 4 4 Model Name model name LG TV LG TV 5 5 Checksum 7EH Changeable by total EDID data Use the proper signal cable for EDID Download Never connect HDMI ...

Страница 10: ...onnect the Set EDID Download Jig PC Cable 2 Turn on the PC EDID Download Jig And Execute the S W EDID TESTER Ver 2 5 3 Set up S W option Repeat Number 5 Device Address A0 PageByte 8 4 Power on the Set 8 4 Sequence of Adjustment 1 DDC data of Analog RGB 1 Init the data 2 Load the EDID data Open File Analog RGB PP78C_RGB ANA Digital HDMI1 PP78C_HDMI1 DVI Digital HDMI2 PP78C_HDMI2 DVI 3 Set the S W a...

Страница 11: ...ment of White Balance For Manual adjustment Adjustment mode Two modes of Cool Dynamic and Warm Mild Medium data is automatically calibrated by the cool data Color analyzer CA110 CA210 should be used in the calibrated ch by CS 1000 PDP CH10 Operate the zero calibration of the CA 110 or CA 210 then stick sensor to the module when adjusting For manual adjustment it is also possible by the following s...

Страница 12: ... 1 13 4 Adjustment Method 1 Va Adjustment 1 After receiving 100 Full White Pattern HEAT RUN 2 Connect terminal of D M M to Va pin of P812 connect terminal to GND pin of P812 3 After turning VR901 voltage of D M M adjustment as same as Va voltage which on label of panel right top deviation 0 5V 2 Vs Adjustment 1 Connect terminal of D M M to Vs pin of P812 connect terminal to GND pin of P812 2 After...

Страница 13: ...heck Plug in the power cord Start Check No Yes Is the power cord plugged in Connect the cable Plasma CN1 No Yes Are the line filter and PSU connected Replace the fuse No Yes Is the correct fuse for the PSU in place Plasma F101 Connect the 15pin cable Next remove all cables connected to the PSU and switch the AV voltage to manual If the ST by 5V does not operate replace the PSU No Yes Is the PSU an...

Страница 14: ...or the Stand by 5V Yes No No Are all the connectors normal Replace the connector Replace the fuse Replace the Y Board After checking each connector does is operate correctly Yes No No Is the Y Board normal Is the appropriate fuse FS2 FS1 on the Y B D Is the output voltage normal after removing the P1 connector of the Y B D Yes No No Is the X Board normal Is the output voltage normal after removing...

Страница 15: ...e the Power board Does minute discharge at Module Is the inverter VaVs on Is output the normal Low High voltage except for the Stand by 5V Yes No No Is the output for the IC500 normal Replace the VSC No Yes Check the power L1103 Is the video output of the Tuner normal Check TU400_Pin13 Is the input voltage normal Check Pin3 Is the I2C communication normal Check Pin9 Pin10 Yes No Yes Is the LVDS Pa...

Страница 16: ... 8 In the case of an unusual display in SCART 1 mode Is the video input of the A V jack normal Check R113 Yes Sam as Block A Check the input source No 9 In the case of an unusual display in SCART 1_RGB mode Is the video input of the A V jack normal Check R115 R116 R117 Yes Sam as Block A Check the input source No 10 In the case of an unusual display in SCART 2 mode Is the video input of the A V ja...

Страница 17: ...eck R235 R236 R250 Yes Change the IC IC500 Check the input source No 12 In the case of an unusual display in component 2 mode Yes Change the IC IC500 Check the input source No Is the video input of the A V Jack normal Check R243 R244 R245 13 In the case of an unusual display in RGB mode Yes Change the IC IC500 Check the input source No Is the R G B input and H V sync of the JK201 normal Check R223...

Страница 18: ... normal Yes Yes Is there no sound only for HDMI Yes Is there no sound only AV COM2 PC Is the output of IC600 R609 R608 normal Yes Is there no sound only for RF No No No No Download the EDID data Set speaker on in the menu No Replace the IC600 No Check the Speaker cable No Is the IC500 operating normal Replace the IC500 No Yes Is the IC601 operating normal Replace the IC601 Replace the VSC BD Yes C...

Страница 19: ... Enable bit 5 HDCP decryption active Enable bit 4 HDCP authentication attempted Reset TMDS power down on register 0x60 offset 0x3f 0xff Check HDMI source Change to another source or cable Yes Is the wave continuous Normal video Normal audio No Yes Replace the IC303 No 1 Check TV input mode HDMI 1 port support HDMI and DVI So if you input DVI signal and PC audio from phone jack You can hear PC audi...

Страница 20: ...1_V SC1_L R MNT_VOUT MNT_L ROUT COMP SW STMAV340 COMP1_Y Pb Pr COMP2_Y Pb Pr SC1_R G B SC_R G B_COMP Y P b Pr AUDIO SW TEA6420 PC_AUDIO_L R SC1_L R SC2_L R COMP2_L R AV_AUDIO_L R AM_AUDIO_L R COMP1_L R TV_L ROUT MNT_L ROUT MNT_VOUT TUNER TV_ V TV_VOU T AM_AUDIO SIF SC1_V SC1_R G B FB ID SC1_L R TV_VOU T T V_L ROUT SC2_V SC2_ID SC2_L R MNT_VOUT MNT_L ROUT SC1 2_ID SC1 2_V SC1_FB HDMI_R G B PC_Audio...

Страница 21: ...sis have special safety related characteristics These parts are identified by in the Schematic Diagram and EXPLODED VIEW It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent X RADIATION Shock Fire or other Hazards Do not modify the original design without permission of manufacturer IMPORTANT SAFETY NOTICE ...

Страница 22: ...Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 23: ...Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 24: ...Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 25: ...Copyright 2008 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only PRE AMP TOP PRE AMP BOTTOM CONTROL TOP CONTROL BOTTOM MAIN TOP MAIN BOTTOM ...

Страница 26: ...Oct 2008 Printed in Korea P NO MFL40431018 ...

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