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North/Latin America http://aic.lgservice.com Europe/Africa http://eic.lgservice.com Asia/Oceania http://biz.lgservice.com PLASMA TV SERVICE MANUAL CHASSIS : PU13A MODEL : 60PZ550 50PZ550-UA MODEL : 60PZ540 50PZ540-UB CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. Printed in Korea P/NO : MFL67001503(1101-REV00)
EXPLODED VIEW IMPORTANT SAFETY NOTICE Many electrical and mechanical parts in this chassis 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.
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Great Company Great People GP2R_BCM (PU13A) Training manual GP2R_BCM (PU13A) Training manual Contents - Block Diagram - Power Flow Diagram - Trouble Shooting Guide PDP ATSC Gr. LEE SANG WON 2010.12.03 Great Company Great People...
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Trouble Shooting Guide for LG Service Man Trouble Shooting Guide for LG Service Man PU13A Model Lists -50PZ550-UA , 60PZ550-UA -50PZ540-UB , 60PZ540-UB Great Company Great People 5/37...
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Block Diagram – USB , Ethernet BCM3549XSP_3D_PIP EPHY TX/RX Ethernet USB1 DP/DN USB_1_DP/DM2 USB2 DP/DN USB_2_DP/DM2 Great Company Great People 6/37...
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Power-Up Boot Fail Trouble Shooting NTSC/ATSC TUNER X-tal NAND Flash DDR2 (512MB) (54MHz) (2GB) TDVJ-H001F IF waveform CVBS Digital out HD/SD Buffer Buffer Full HD(1080P) Video MAIN IF Encoder CVBS(ATV) SPDIF Out CVBS waveform Y/Cb/Cr COMP1 Audio Y/Cb/Cr MCLK TAS5709 COMP2 (Digital AMP) R/G/B...
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Power-Up Boot Fail Trouble Shooting Check Power connector Check P400 All Replace Power board OK ? Voltage Level (ST_5V) Check L402 (pin3) Output Replace L402 Voltage Level (ST_5V) Check L412 Replace IC405 Voltage Level 1.2V Check IC403 (pin2) Replace IC403 Voltage Level 2.5V Check L411 Replace IC402...
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No OSD Trouble Shooting NTSC/ATSC TUNER X-tal NAND Flash DDR2 (512MB) (54MHz) (2GB) TDVJ-H001F IF waveform CVBS Digital out HD/SD Buffer Buffer Full HD(1080P) Video MAIN IF Encoder CVBS(ATV) SPDIF Out CVBS waveform Y/Cb/Cr COMP1 Audio Y/Cb/Cr MCLK TAS5709 COMP2 (Digital AMP) R/G/B Video...
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No OSD Trouble Shooting Check P400 Check GPIO Path of IC701 5V_ON Check SMPS Vs,Va, 5V,17V Replace Power Board Check P1500 Maybe BCM has problems #33(TXAC-) , #32(TXAC+) , Replace IC501 #17(TXBC-) , #16(TXBC+) Check LVDS Cable for damage or Replace Cable open conductors.
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No OSD Trouble Shooting (Module Power Sequence) < 60R3 > < 50R3 > Great Company Great People 10/37...
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Module Control Trouble Shooting “TILT” on Adjust Remocon Check SMPS & cable PDP Module Power is OK? : PDP internal pattern displays? Replace PDP Module PDP Module is OK. Check Signal Check P1500 SCL,SDA line SCL,SD Replace X900 : X900 output A line #75 , #77 <...
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Digital TV Video Trouble Shooting NTSC/ATSC TUNER X-tal NAND Flash DDR2 (512MB) (54MHz) (2GB) TDVJ-H001F IF waveform CVBS Digital out HD/SD Buffer Buffer Full HD(1080P) Video MAIN IF Encoder CVBS(ATV) SPDIF Out CVBS waveform Y/Cb/Cr COMP1 Audio Y/Cb/Cr MCLK TAS5709 COMP2 (Digital AMP) R/G/B...
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Digital TV Video Trouble Shooting Check RF Cable Check Tuner 5V,7V Power Replace IC404 or IC406 IC404(7V),IC406(5V) Maybe Tuner has problems Check IF_P,IF_N : Replace Tuner R1412, R1413 Check 1500 Maybe BCM has problems #33(TXAC-) , #32(TXAC+) , Replace IC501 #17(TXBC-) , #16(TXBC+) Check PDP Module Control board...
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Analog TV Video Trouble Shooting NTSC/ATSC TUNER X-tal NAND Flash DDR2 (512MB) (54MHz) (2GB) TDVJ-H001F IF waveform CVBS Digital out HD/SD Buffer Buffer Full HD(1080P) Video MAIN IF Encoder CVBS(ATV) SPDIF Out CVBS waveform Y/Cb/Cr COMP1 Audio Y/Cb/Cr MCLK TAS5709 COMP2 (Digital AMP) R/G/B...
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Analog TV Video Trouble Shooting Check RF Cable Check Tuner 5V,7V Power Replace IC404 or IC406 IC404(7V),IC406(5V) Check CVBS signal Replace Tuner(TU1400) TU1400 #11 Pin Replace BCM3549XS(IC501) < CVBS waveform – sample > - Defend on the input signal. Great Company Great People 15/37...
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Component Video Trouble Shooting NTSC/ATSC TUNER X-tal NAND Flash DDR2 (512MB) (54MHz) (2GB) TDVJ-H001F IF waveform CVBS Digital out HD/SD Buffer Buffer Full HD(1080P) Video MAIN IF Encoder CVBS(ATV) SPDIF Out CVBS waveform Y/Cb/Cr COMP1 Audio Y/Cb/Cr MCLK TAS5709 COMP2 (Digital AMP) R/G/B Video...
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Component Video Trouble Shooting Check input signal format Is it supported? Check Component Cable Check the damage of JK100 Check signal And Replace Connector L100~L105 ※ Measured signals depend on the input signal. Replace BCM3549XS(IC501) Great Company Great People 17/37...
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RGB Video Trouble Shooting NTSC/ATSC TUNER X-tal NAND Flash DDR2 (512MB) (54MHz) (2GB) TDVJ-H001F IF waveform CVBS Digital out HD/SD Buffer Buffer Full HD(1080P) Video MAIN IF Encoder CVBS(ATV) SPDIF Out CVBS waveform Y/Cb/Cr COMP1 Audio Y/Cb/Cr MCLK TAS5709 COMP2 (Digital AMP) R/G/B Video...
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RGB Video Trouble Shooting Check input signal format Is it supported? Check RGB Cable conductors for damage Replace connector (P100). Check P100 Check signal, Hsync, Vsync Replace R135, R136. R135, R136 Check signal Replace R137~R139 R137~R139 ※ Measured signals depend on the input signal. Replace BCM3549XS(IC501) Great Company Great People 19/37...
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AV Video Trouble Shooting NTSC/ATSC TUNER X-tal NAND Flash DDR2 (512MB) (54MHz) (2GB) TDVJ-H001F IF waveform CVBS Digital out HD/SD Buffer Buffer Full HD(1080P) Video MAIN IF Encoder CVBS(ATV) SPDIF Out CVBS waveform Y/Cb/Cr COMP1 Audio Y/Cb/Cr MCLK TAS5709 COMP2 (Digital AMP) R/G/B Video...
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AV Video Trouble Shooting Check input signal format Is it supported? Check AV Cable / S-Video Cable for damage or open conductors Check AV port of JK100 (Rear) Replace or reseat connector Check JK101 (Side) Check signal Replace Resistor R105(Rear AV), R106 (Side AV) Replace BCM3549XS(IC501) ※...
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HDMI Video Trouble Shooting NTSC/ATSC TUNER X-tal NAND Flash DDR2 (512MB) (54MHz) (2GB) TDVJ-H001F IF waveform CVBS Digital out HD/SD Buffer Buffer Full HD(1080P) Video MAIN IF Encoder CVBS(ATV) SPDIF Out CVBS waveform Y/Cb/Cr COMP1 Audio Y/Cb/Cr MCLK TAS5709 COMP2 (Digital AMP) R/G/B Video...
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HDMI Video Trouble Shooting Check input signal format Is it supported? Check HDMI Cable for damage or open conductors Check JK200~JK203 for proper Replace connector connection or damage Check EDID EDID D/L SVC REMOTCONTROL Check HDMI SW(IC200) Replace IC200 Power(L200/1) & I2C Signal(R270/1) Replace BCM3549XS(IC501) Great Company Great People 23/37...
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All Source Audio Trouble Shooting NTSC/ATSC TUNER X-tal NAND Flash DDR2 (512MB) (54MHz) (2GB) TDVJ-H001F IF waveform CVBS Digital out HD/SD Buffer Buffer Full HD(1080P) Video MAIN IF Encoder CVBS(ATV) SPDIF Out CVBS waveform Y/Cb/Cr COMP1 Audio Y/Cb/Cr MCLK TAS5709 COMP2 (Digital AMP) R/G/B...
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All Source Audio Trouble Shooting Make sure you can’t hear any audio Check BCM I2S Output Replace IC501. R305~R307 Check Power Check 16V(C325), 3.3V(L302) 16V(C325), 3.3V(L302) Check IC300 Status Replace IC300 /PDN(#19), /Reset(#25) is High? Check Signal (PWM) Replace L300 L301 L300 L301 Check Connector Replace P300...
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Digital TV Audio Trouble Shooting NTSC/ATSC TUNER X-tal NAND Flash DDR2 (512MB) (54MHz) (2GB) TDVJ-H001F IF waveform CVBS Digital out HD/SD Buffer Buffer Full HD(1080P) Video MAIN IF Encoder CVBS(ATV) SPDIF Out CVBS waveform Y/Cb/Cr COMP1 Audio Y/Cb/Cr MCLK TAS5709 COMP2 (Digital AMP) R/G/B...
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Digital TV Audio Trouble Shooting Follow procedure digital TV video Check video output trouble shooting (on page 13) Follow procedure All source audio trouble Replace BCM3549XS (IC501) shooting (on page 25) Great Company Great People 27/37...
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Analog TV Audio Trouble Shooting NTSC/ATSC TUNER X-tal NAND Flash DDR2 (512MB) (54MHz) (2GB) TDVJ-H001F IF waveform CVBS Digital out HD/SD Buffer Buffer Full HD(1080P) Video MAIN IF Encoder CVBS(ATV) SPDIF Out CVBS waveform Y/Cb/Cr COMP1 Audio Y/Cb/Cr MCLK TAS5709 COMP2 (Digital AMP) R/G/B...
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Analog TV Audio Trouble Shooting Follow procedure analog TV video Check video output trouble shooting (on page 15) Check TU1400 (pin3) for 5V Replace IC404 or IC406 Check SIF signal (TU1400 #9) Replace Tuner Check SIF signal (R1439) Check SIF line Follow procedure All source audio trouble <...
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Component / RGB / AV Audio Trouble Shooting NTSC/ATSC TUNER X-tal NAND Flash DDR2 (512MB) (54MHz) (2GB) TDVJ-H001F IF waveform CVBS Digital out HD/SD Buffer Buffer Full HD(1080P) Video MAIN IF Encoder CVBS(ATV) SPDIF Out CVBS waveform Y/Cb/Cr COMP1 Audio Y/Cb/Cr MCLK TAS5709...
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Component / RGB / AV Audio Trouble Shooting Check Connector and cables Replace connector or cable if JK100 (Component, AV Rear) P100 (RGB) found damaged JK101 (AV Side) Check signal R126 / R127 (Component1) R117 / R118 (Component2) Replace the Resistor R149 / R150 (RGB) R109 / R110 (AV Rear) R111 / R112 (AV Side)
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HDMI Audio Trouble Shooting NTSC/ATSC TUNER X-tal NAND Flash DDR2 (512MB) (54MHz) (2GB) TDVJ-H001F IF waveform CVBS Digital out HD/SD Buffer Buffer Full HD(1080P) Video MAIN IF Encoder CVBS(ATV) SPDIF Out CVBS waveform Y/Cb/Cr COMP1 Audio Y/Cb/Cr MCLK TAS5709 COMP2 (Digital AMP) R/G/B Video...
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HDMI Audio Trouble Shooting Re-download EDID data. Check EDID Follow procedure All source audio trouble shooting (on page 25) Great Company Great People 33/37...
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OPTIC Audio Out Trouble Shooting NTSC/ATSC TUNER X-tal NAND Flash DDR2 (512MB) (54MHz) (2GB) TDVJ-H001F IF waveform CVBS Digital out HD/SD Buffer Buffer Full HD(1080P) Video MAIN IF Encoder CVBS(ATV) SPDIF Out CVBS waveform Y/Cb/Cr COMP1 Audio Y/Cb/Cr MCLK TAS5709 COMP2 (Digital AMP) R/G/B...
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OPTIC Audio Out Trouble Shooting Replace BCM3549XS (IC501) Check SPDIF signal (R140) Check Signal (JK104 #3) Replace JK104 < SPDIF waveform – sample > - Defend on the input signal. Great Company Great People 35/37...
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USB Trouble Shooting NTSC/ATSC TUNER X-tal NAND Flash DDR2 (512MB) (54MHz) (2GB) TDVJ-H001F IF waveform CVBS Digital out HD/SD Buffer Buffer Full HD(1080P) Video MAIN IF Encoder CVBS(ATV) SPDIF Out CVBS waveform Y/Cb/Cr COMP1 Audio Y/Cb/Cr MCLK TAS5709 COMP2 (Digital AMP) R/G/B Video RGB-PC...
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USB Trouble Shooting Check USB 2.0 Cable for damage or open conductors Replace P601 Check P1101/2 Check IC1101/2 voltage level 5V Replace IC1101/2 Replace BCM3549XS (IC501) • Exception - USB power could be disabled by inrushing current - In this case, remove the device and try to reboot the TV (AC power off/on) Great Company Great People 37/37...
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