LG 50PZ950 Service Manual Download Page 75

Page: 75 / 75

Great Company Great People

USB Trouble Shooting

Check USB 2.0 Cable for damage or open

conductors

Check P1200,P1201

Replace P1200,P1201

Check IC1200/1 voltage level 5V

(L1200/L12010)

Replace IC 1200 ,IC1201

Replace BCM35230 (IC101)

•

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)

39/39

Summary of Contents for 50PZ950

Page 1: ...S READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS PU12A MODEL 50PZ750 50PZ750 UG North Latin America http aic lgservice com Europe Africa http eic lgservice com Asia Oceania http biz lgservice com Internal Use Only Printed in Korea P NO MFL67006103 1103 REV00 ...

Page 2: ... Copyright 2011 LG Electronics Inc All rights reserved Only for training and service purposes CONTENTS CONTENTS 2 SAFETY PRECAUTIONS 3 SPECIFICATION 4 ADJUSTMENT INSTRUCTION 6 BLOCK DIAGRAM 13 EXPLODED VIEW 14 CIRCUIT DIAGRAM ...

Page 3: ...t 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 met...

Page 4: ...Voltage Standard input voltage 100 V 240 V 50 60 Hz Standard Voltage of each product is marked by models 4 Specification and performance of each parts are followed each drawing and specification by part number in accordance with BOM 5 The receiver must be operated for about 5 minutes prior to the adjustment 3 Test Method 1 Performance LGE TV test method followed 2 Demanded other specification Safe...

Page 5: ...5 CADTV 01 135 3 Input Voltage 1 AC 100 V 240 V 50 60 Hz N America Mark 110V 60Hz 4 Market NORTH AMERICA KOREA 5 Screen Size 127 cm 50 inch Wide 1920 1080 50PZ950 UA 50PZ950 UF 152 cm 60 inch Wide 1920 1080 60PZ950 UA 60PZ950 UF 6 Aspect Ratio 16 9 7 Tuning System FS 8 PDP Module PDP50R3 1920 1080 50PZ950 UA 50PZ950 UF PDP60R3 1920 1080 60PZ950 UA 60PZ950 UF 9 Operating Environment 1 Temp 0 deg 40...

Page 6: ...ill image is displayed for a period of 20 minutes or longer especially where W B scale is strong Digital pattern 13ch and or Cross hatch pattern 09ch there can some afterimage in the black level area 3 Adjustment items 3 1 Board level adjustment Mac address and Idfile ESN Download Adjust 480i Comp1 adj Adjust 1080p Comp1 adj Adjust 1920 1080 RGB adj EDID DDC download Above adjustment items can be ...

Page 7: ...signal is needed 6 3 Adjustment 1 Adj protocol 2 Check adjust device Pattern Generator MSPG 925FA Adjust 480i Comp1 MSPG 925FA model 209 pattern 65 Adjust 1080p Comp1 MSPG 925FA model 225 pattern 65 Adjust RGB MSPG 925FA model 225 pattern 65 The PU02A have not ECHO 7 EDID The Extended Display Identification Data DDC Display Data Channel download 7 1 Overview It is a VESA regulation A PC or a MNT w...

Page 8: ...is only possible in POWER ON MODE HDMI EDID Block 0 Bytes 0 127 00H 7FH Block Type EDID 1 4 EDID Block 1 Bytes 128 255 80H FFH Block Type CEA EDID Timing Extension Version 3 RGB C S 1C EDID Block 0 Bytes 0 127 00H 7FH Block Type EDID 1 3 8 LGE Internal Use Only Copyright 2011 LG Electronics Inc All rights reserved Only for training and service purposes Vender ID C S1 C S2 HDMI1 10 9C D2 HDMI2 20 9...

Page 9: ... Program and begin adj 5 When adj is complete OK Sign check adj status per mode Warm Medium Cool 6 Remove probe and RS 232C cable to complete adj Adj must begin w command wb 00 00 and end wb 00 ff and adj offset if needed Offset adjust limit value Offset Min 34 Decimal Offset Max 94 Decimal 8 6 Manual adj method Dynamic contrast off Dynamic color off OPC Off Energy saving mode Off 1 Set TV Picture...

Page 10: ...hite 50 Gray O Luminance 5 4 cd 9 Checking the EYE Q Operation 1 Press the EYE Key on the adjustment remote controller 2 Check the Sensor DATA It must be under 10 and keep the data longer than 1 5s 3 Check OK Sensor DATA 0 4095 Power Saving Mode 0 12 IF you press IN STAP Button change Green Eye check OSD 10 Ping TEST This test is to check Network operation 10 1 Equipment Setting 1 Play the LAN Por...

Page 11: ... TEST RIGHT CLOSED And check the middle sides of picture RED normal others abnormal 4 Put on the 3D Glasses And block the right side of Glasses LEFT CLOSED RIGHT OPEN TEST And check the middle sides of picture BLUE normal others abnormal 15 Check RF Emitter Required Equipment Pattern Generator 3D GT002 MSHG 600 MSPG 6100 SUPPORT HDMI1 4 MODE HDMI mode NO 872 Pattern No 83 1 On 3D Mode Check the pi...

Page 12: ...pying files from memory 4 Updating is staring 5 Updating Completed The TV will restart automatically 6 If your TV is turned on check your updated version and Tool option explain the Tool option next stage If downloading version is more high than your TV have TV can lost all channel data In this case you have to channel recover if all channel data is cleared you didn t have a DTV ATV test on produc...

Page 14: ...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 LV1 A12 A2 A2...

Page 15: ...0_ARC D13 HDMI0_RESREF E6 TXOUT0_L0N AE27 TXOUT0_L0P AE28 TXOUT0_L1N AF27 TXOUT0_L1P AF28 TXOUT0_L2N AG27 TXOUT0_L2P AG28 TXCLK_LN AE26 TXCLK_LP AF26 TXOUT0_L3N AH27 TXOUT0_L3P AG26 TXOUT0_L4N AF25 TXOUT0_L4P AE25 TXOUT0_U0N AH26 TXOUT0_U0P AG25 TXOUT0_U1N AE24 TXOUT0_U1P AD24 TXOUT0_U2N AH25 TXOUT0_U2P AF24 TXCLK_UN AE23 TXCLK_UP AD23 TXOUT0_U3N AG24 TXOUT0_U3P AF23 TXOUT0_U4N AC22 TXOUT0_U4P AD2...

Page 16: ...LDA GPIO N4 TCLKD GPIO K6 TDATD_0 GPIO J4 TDATD_1 GPIO K5 TDATD_2 GPIO J2 TDATD_3 GPIO J3 TDATD_4 GPIO K2 TDATD_5 GPIO K1 TDATD_6 GPIO K3 TDATD_7 GPIO L1 TSTRTD GPIO L3 TVLDD GPIO L2 MPEG_CLK GPIO P4 MPEG_D_0 GPIO T2 MPEG_D_1 GPIO R3 MPEG_D_2 GPIO R2 MPEG_D_3 GPIO P3 MPEG_D_4 GPIO P2 MPEG_D_5 GPIO P1 MPEG_D_6 GPIO R6 MPEG_D_7 GPIO N5 MPEG_SYNC GPIO T4 MPEG_DATA_EN GPIO P5 MCIF_RESET GPIO R4 MCIF_S...

Page 17: ...I_INCM_COMP1 B8 VI_SC_R1 C11 VI_SC_G1 A10 VI_SC_B1 B10 VI_INCM_SC1 C10 VI_FB_1 GPIO D10 VI_FS1 F13 VI_SC_R2 A12 VI_SC_G2 C12 VI_SC_B2 B12 VI_INCM_SC2 B11 VI_FB_2 GPIO E12 VI_FS2 E14 VI_L1 E15 VI_C1_1 F17 VI_INCM_LC1_1 E16 VI_C1_2 F14 VI_INCM_LC1_2 E11 VI_CVBS1 C18 VI_INCM_CVBS1 B18 VI_CVBS2 A18 VI_INCM_CVBS2 C19 VI_CVBS3 A19 VI_INCM_CVBS3 B19 VI_CVBS4 C20 VI_INCM_CVBS4 B20 VI_SIF1_1 E19 VI_INCM_SI...

Page 18: ... 0 1uF C409 0 1uF C405 10uF DDR_RASb DDR_QS1 AR403 56 DDR_CKE DDR_DM 2 C419 1000pF DDR_QS1 DDR01_AA6 DDR_BAA0 DDR_DM 3 DDR_AA7 1 5V_DDR R415 240 1 DDR_AA1 DDR_AA7 DDR_DM 0 3 C435 0 01uF DDR_AA10 C404 0 1uF AR404 56 DDR23_CLKb R421 240 1 DDR_CASb C411 0 1uF DDR01_AA4 NFM18PS105R0J C402 6 3V OUT IN GND DDR23_AA4 DDR_QS2b DDR_QS0 R425 56 OPT DDR_AA1 DDR_BAA2 DDR_DQ 0 7 DDR_AA8 DDR_AA12 1 5V_DDR DDR_V...

Page 19: ...GND 8 PH C555 820pF 50V C531 47uF 16V C582 22uF 16V R552 13K C590 22uF 16V OPT C586 0 01uF C588 22uF 16V R553 330K C585 3300pF 50V C589 22uF 16V C587 0 1uF 50V R551 0 L519 3 6uH R554 22 C584 0 1uF 16V OPT C583 0 1uF 50V L518 MLB 201209 0120P N2 3 3V_Normal C592 0 1uF 16V POWER_ON OFF2_2 P_ 5V R523 0 1 10W 5 C510 0 1uF 16V C509 22uF 10V 3V3 C516 0 1uF 16V 1 5V_DDR C503 10uF 10V IC504 AZ1085S ADJTR ...

Page 20: ... TO51 INTP4 6 P75 7 P74 8 P73 KR3 9 P72 KR2 10 P71 KR1 11 P70 KR0 12 P32 INTP3 OCD1B 13 P31 INTP2 OCD1A 14 P30 INTP1 15 P17 TI50 TO50 16 P16 TOH1 INTP5 17 P15 TOH0 18 P14 RXD6 19 P13 TXD6 20 P12 SO10 21 P11 SL10 RXD0 22 P10 SCK10 TXD0 23 AVREF 24 AVSS 25 ANI7 P27 26 ANI6 P26 27 ANI5 P25 28 ANI4 P24 29 ANI3 P23 30 ANI2 P22 31 ANI1 P21 32 P20 ANI0 33 P130 34 P01 TI010 TO00 35 P00 TI000 36 P140 PCL I...

Page 21: ...I_CLK D1 _HDMI4 D0 _HDMI1 D1 _HDMI4 D0 _HDMI1 D0 _HDMI4 5V_HDMI_3 D1 _HDMI3 C737 0 1uF 16V D2 _HDMI3 CK _HDMI1 D0 _HDMI4 C738 1uF 10V SCL3_3 3V DDC_SDA_3 CK _HDMI1 5V_HDMI_1 HDMI_RX2 D0 _HDMI2 C733 10uF 10V HDMI_HPD_2 DDC_SCL_3 D2 _HDMI2 HDMI_RX2 C732 10uF 10V HDMI_HPD_1 CK _HDMI2 D1 _HDMI1 5V_HDMI_4 D1 _HDMI1 R716 0 C740 1uF C734 0 1uF 16V R723 10 C743 1uF CK _HDMI3 D2 _HDMI4 5V_HDMI_2 HDMI_RX1 C...

Page 22: ...15 2 7K C812 0 1uF IC803 MAX3232CDR EAN41348201 3 C1 2 V 4 C2 1 C1 6 V 5 C2 7 DOUT2 8 RIN2 9 ROUT2 10 DIN2 11 DIN1 12 ROUT1 13 RIN1 14 DOUT1 15 GND 16 VCC R820 1K C804 560pF 50V D811 5 6V OPT L801 BLM18PG121SN1D L802 BLM18PG121SN1D R833 100 R834 100 R803 0 5 3 3V_ST 3 3V_ST 3 3V_ST JK802 JST1223 001 1 GND 2 VCC 3 VINPUT 4 FIX_POLE JK800 PEJ027 01 6B T_TERMINAL2 7B B_TERMINAL2 5 T_SPRING 4 R_SPRING...

Page 23: ...HDMI1 C906 10pF D900 5 6V CDS3C05HDMI1 C901 10pF OPT 3 3V_ST R903 4 7K C907 10pF R902 4 7K LED_Power_On SUB_SDA SUB_SCL D902 R909 22 C905 10pF R900 4 7K LED_RED 3 3V_ST 3 3V_Normal 3 3V_Normal L904 750 950 5V_Normal R905 0 C908 10pF BLUE_LED_ON R906 0 750 570 R901 0 950 TOUCH_Version_CHECK P900 12507WS 15L 1 IR 2 GND 3 KEY1 4 KEY2 5 LED RED 6 GND 7 SCL 8 SDA 9 GND 10 3 3V_ST 11 3 3V_MULTI 12 LED W...

Page 24: ...3 0168 14 GND_3 13 I2C_SDA 5 VCC 24V 20V 17V _1 12 I2C_SCL 11 GND_2 2 VCC 24V 20V 17V _2 19 GND_5 18 IR 10 RESET 4 VCC 24V 20V 17V _4 1 VCC 24V 20V 17V _1 17 GND_4 9 GND_1 8 INTERRUPT 3 VCC 24V 20V 17V _3 16 UART_TX 7 DETECT 6 VCC 24V 20V 17V _1 15 UART_RX 20 GND_6 21 SHIELD WIRELESS_DET R1003 2 2K P_17V 3 3V_ST IR_PASS R1012 47K R1009 47K R1013 22 3 3V_ST IR_OUT R1011 10K R1010 47K R1014 0 OPT Q1...

Page 25: ...F RD2 E LUG S 5F RD2 O SPRING_1 5G WH2 O SPRING 4H RD2 CONTACT 5H RD2 O SPRING_2 6H RD2 E LUG 6A YL1 E LUG 5A YL1 O SPRING 4A YL1 CONTACT 5B WH1 O SPRING 4C RD1 CONTACT 5C RD1 O SPRING 6C RD1 E LUG JK1101 PPJ235 01 4A YL O SPRING 5A YL E LUG 3A YL CONTACT 4B WH O SPRING 3C RD CONTACT 4C RD O SPRING 5C RD E LUG ZD1111 5 1V L1100 BLM18PG121SN1D C1127 560pF 50V R1106 75 COMP1_L_IN ZD1112 5 1V R1104 7...

Page 26: ...20P N2 120 ohm R1201 4 7K OPT C1204 10uF 10V USB_CTL2 R1202 2 7K USB_DP2 USB_DM1 USB_DP1 R1204 4 7K OPT R1200 0 USB_CTL1 USB_DM2 USB_OCD2 C1201 10uF 10V R1203 0 P1201 3AU04S 305 ZC LG 1 2 3 4 5 P1200 3AU04S 305 ZC LG 1 2 3 4 5 5V_USB C1200 100uF 16V C1203 100uF 16V C1206 100uF 16V C1207 100uF 16V IC1201 AP2191DSG EAN61849601 3 IN_2 2 IN_1 4 EN 1 GND 5 FLG 6 OUT_1 7 OUT_2 8 NC IC1200 AP2191DSG EAN6...

Page 27: ...18 100 M_REMOTE_RX R1316 100 R1315 100 3 3V_Normal M_RFModule_RESET DD_MREMOTE M_REMOTE_TX R1323 2 7K R1319 100 DC_MREMOTE R1317 100 R1322 2 7K 3D_SYNC R1324 22 3 3V_Normal L1303 120 ohm 3D_GPIO_0 3D_GPIO_1 3D_GPIO_2 R1320 22 R1325 22 R1326 22 P1302 12507WS 12L 1 2 3 4 5 6 7 8 9 10 11 12 13 Motion Remote controller ALL M_REMOTE OPTION TI solution M_REMOTE OPTION 13 31 BCM35230 M_REMOCON Copyright ...

Page 28: ... 002 N16 R1401 510 2 5V_BCM35230 3 3V_Normal L1401 CIS21J121 2 5V_BCM35230 C1400 0 1uF C1401 0 1uF JK1401 43 10013AD11 1 1 TDP 2 TD_CT 3 TDN 4 RDP 5 RD_CT 6 RDN 7 NC 8 GND D1 D1 D2 LINK_LED D3 D2 D4 ACTIVE_LED 9 GND R1403 0 1 10W 5 R1404 0 1 10W 5 MDS62110209 M1401 D1404 5 5V ADLC 5S 03 015 D1405 5 5V ADLC 5S 03 015 D1400 5 5V ADLC 5S 03 015 D1402 5 5V ADLC 5S 03 015 D1401 5 5V ADLC 5S 03 015 D140...

Page 29: ... FILRE AND ELECTRICAL SHOCK HAZARDS WHEN SERVICING IF IS ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC BCM35230 LVDS 15 31 LVDS Copyright 2011 LG Electronics Inc All rights reserved Only for training and service purposes LGE Internal Use Only ...

Page 30: ... 0 1uF 50V AC_DET C1610 1uF 25V SPK_L C1626 1000pF 50V SPK_R SCL3_3 3V SPK_L C1624 1000pF 50V P1600 WAFER ANGLE 1 2 3 4 C1600 0 1uF 16V C1623 1000pF 50V R1617 0 R1615 10K C1602 680pF 50V C1625 1000pF 50V C1622 0 22uF 50V C1603 0 1uF 50V R1600 10K OPT AUD_LRCK R1618 20 17V_AMP L1600 10 0uH L1601 10 0uH L1603 10 0uH L1602 10 0uH 0 1uF C1628 50V 0 1uF C1627 50V 3 3V_Normal 0 1uF C1629 50V L1605 MLB 2...

Page 31: ...D L2105 BLM18PG121SN1D KOR 3 3V_S_TU C2163 10uF 10V KOR C2169 0 1uF KOR C2168 0 1uF 3 3V_DE C2161 10uF 10V KOR 1 8V_M_TU L2108 120 ohm KOR BLM18PG121SN1D C2159 10uF 10V KOR C2160 10uF 10V KOR C2152 0 1uF KOR 1 8V_S_TU C2166 0 1uF KOR L2104 120 ohm KOR BLM18PG121SN1D C2165 0 1uF KOR C2178 2 2uF 16V 22uF C2181 L2114 BLM18PG121SN1D C2180 2 2uF 16V C2179 0 1uF 50V C2182 22uF 10V 1 26V_TU 3 3V_TU R2155...

Page 32: ...2 26 MISO 27 MOSI 28 SPI_MODE 0 29 VDDIO_3 30 SPI_MODE 1 31 CTL2 FLAGC 32 VCC_4 33 PA0 INT0 34 PA1 INT1 35 VDDCORE_3 36 VSSCORE_2 37 PA4 FIFOADR0 38 TSVO0_CLK 39 VSSIO_3 40 TSVO0_SOP 41 TSVO0_DATA 42 IRQ_CHB_N 43 SPLL_AVSS 44 SPLL_AVDD 45 VDDIO_XTAL 46 XTAL27I 47 XTAL27O 48 VDDCORE_4 49 VSSCORE_3 50 TMOD 51 EXT_RESET_N 52 TRST 53 TCK 54 D1_DATA7 55 D1_DATA6 56 D1_DATA5 X2700 27MHz C2704 0 1uF R270...

Page 33: ... SADR 73 INTA 74 INTB 75 VSS_9 76 TEST1 77 TEST2 78 SCKA 79 GPI2 80 SDOA 81 PCKA 82 DENA 83 VDDH_4 84 VSS_10 85 HDVPP 86 RON 87 NC_3 88 HDVDDH 89 NC_4 90 HDVDDL1 91 VSS_11 92 VDDL_7 93 SCKB 94 TEST0 95 SDOB 96 PCKB 97 DENB 98 GPO2 99 VDDH_5 100 AGC_S R3015 22 C3020 0 01uF 50V R3005 10K R3012 22 C3022 0 1uF 16V DEMOD_RESET C3027 0 1uF C3014 0 1uF 16V C3003 0 1uF FE_TS_SERIAL C3024 0 1uF R3010 22 FE...

Page 34: ...Q3203 OPT AO3407A G D S 3V3 2N7002 F Q3200 OPT G D S R3228 4 7K OPT R3200 4 7K OPT 3V3 R3201 0 OPT R3203 4 7K OPT R3232 4 7K OPT R3229 0 OPT 2N7002 F Q3201 OPT G D S R3202 0 R3230 0 R3300 3 3K OPT 3 3K R3301 OPT 3V3 3V3 IC3201 W25X20BVSNIG 3 WP 2 DO 4 GND 1 CS 5 DIO 6 CLK 7 HOLD 8 VCC C3208 10uF 16V R3204 0 1 16W 5 C3206 27pF C3207 27pF R3206 22 R3205 22 L R_INDICATOR FLASH_WP_3D JTAG_TMS R3211 22...

Page 35: ..._A 12 DDR_CAS C1798 0 1uF 16V DDR_DQS 0 DDR2_CLK C1762 0 1uF 16V C1814 0 1uF 16V AR306 22 MAIN_SDDR_DQ 15 0 DDR_A 9 LTX_VDD10 C1739 0 1uF 16V MAIN_DDR_DM 0 C1718 100pF 50V OPT C1804 0 1uF 16V L1710 120 ohm C1728 0 1uF 16V C1709 0 1uF 16V L1709 120 ohm DDR_A 3 ASIC_DDR_DM 1 C1791 0 1uF 16V MAIN_DDR_WE C1803 0 1uF 16V R1708 3 3K 1 DDR_CS C1811 0 1uF 16V DDR_A 7 DDR_A 12 0 R351 22 R348 22 R346 22 R34...

Page 36: ......

Page 37: ...at Company Great People BBTV PU12A Training manual BBTV PU12A Training manual Contents Block Diagram Great Company Great People 2010 12 17 Power Flow Diagram PDP ATSC Gr LEE SUNG KEU Trouble Shooting Guide ...

Page 38: ...Great Company Great People Trouble Shooting Guide for LG Service Man Trouble Shooting Guide for LG Service Man 5 39 ...

Page 39: ...SIC X board Point 50PZ950 UA model image 50PX950 UA model block diagram Emitter 1 3D RF emitter sub Assy and wafer 3D RF emitter make 3D sync for 3D Active glasses RF emitter signal form ASIC to Main board and it connect to RF emitter Assy through 12pin wafer on Main board ...

Page 40: ...SIC X board Point 1 3D RF emitter sub Assy and wafer 3D RF emitter make 3D sync for 3D Active glasses RF emitter signal form ASIC to Main board and it connect to RF emitter Assy through 12pin wafer on Main board 60PZ950 UA model image 50PX950 UA model block diagram Emitter ...

Page 41: ...n board GP3 BCM35230 RS232 RGB LAN Tuner USB USB IR PC Audio SPDIF Rear AV Component Side AV Power 18pin LVDS 80P IR Control wireless Speaker 4pin GP3 Main board Main board for 3D block diagram RF Emitter HDMI 1 HDMI 2 HDMI 3 HDMI 4 ...

Page 42: ...Ethernet Etc USB2 SPDIF SIF_LIVE LR1 2 IF BCM_I2S USB1 COMP1 2 HDMI 1 3 x 4 RGB 4 1 Switch SII9287B NEC Micom uPD NEC Micom uPD BCM_SPDIF BCM_SPDIF COMP_LR1 2 RGB_LR LAN LG8300_3DF_ASIC LG8300_3DF_ASIC 3DF_Block 1080P 1080P L 1080P R DDR2 256Mb DDR2 256Mb Serial Flash 2Mbit Serial Flash 2Mbit 3D_Sync 3D_Sync RF_Tx RF_Tx L R Indicator GPIO77 L R Indicator X TAL 54MHz X TAL 54MHz Wireless Interface ...

Page 43: ...it LVDS 2Ch Left 2D 1920x1080 60Hz LVDS 80Pin LVDS 2Ch 3D_SYNC_OUT Processing LVDS Rx Dual Link 10 bit 25 85MHz LVDS Tx Quad Link 10 bit 25 85MHz DDR2 PHY 333MHz Max 350MHz DDR2 x16 1ea 256Mb GPIO 32 BCM35230 BCM35230 3DF_ASIC LG8300 3DF_ASIC LG8300 PDP PDP 3D_SYNC EMITTER_PULSE Right 1920x1080 60Hz 1920x1080 60Hz PO_RST_N GPIO 2 I2C I2C_M RF_Tx RF_Tx RF_Shutter_Glasses 3D_GPIO 3 ...

Page 44: ...J H101F 24C16 24C16 Local Local KEY KEY MAIN IF DP DM DP DM NEC NEC Micom Micom COMP1 COMP2 Y Cb Cr Y Cb Cr R G B RGB PC Rear AV CVBS Side AV CVBS L R L R RGB PC Audio In SIF Audio Front End Video Front End TMDS DDC HDMI RX I2C HD SD Video Encoder Audio DSP SPDIF Out UART RX TX UART UART USB 2 0 RMII RMII DDC SIF SII9287B HDMI SW LAN LAN 3DF_ASIC LG8300 3DF_ASIC LG8300 DDR2 256Mbit X tal 25MHz Ser...

Page 45: ...ck P500 All Voltage Level ST_5V Check Power connector OK Replace Power board Y N Y Check IC501 pin8 Voltage Level 0 9V Replace IC501 Y N Check IC502 pin2 Voltage Level 2 5V Replace IC502 Y N Check L501 pin3 Output Voltage Level P_5V Replace L501 N Y 9 39 Replace IC101 ...

Page 46: ...l KEY KEY MAIN IF DP DM DP DM NEC NEC Micom Micom COMP1 COMP2 Y Cb Cr Y Cb Cr R G B RGB PC Rear AV CVBS Side AV CVBS L R L R RGB PC Audio In SIF Audio Front End Video Front End TMDS DDC HDMI RX I2C HD SD Video Encoder Audio DSP SPDIF Out UART RX TX UART UART USB 2 0 RMII RMII DDC SIF SII9287B HDMI SW LAN LAN 3DF_ASIC LG8300 3DF_ASIC LG8300 DDR2 256Mbit X tal 25MHz Serial_Flash 2Mbit LVDS 2Ch Left ...

Page 47: ... to Module CAS Y N Y Replace Cable N Y Check SMPS Vs Va 5V 17V Replace Power Board N Check P400 5V_ON Check GPIO Path of IC701 N Y Electrical Specifications Power Supply Sequence Input Signal Timing Specification Control Signal Register Check CAS It should satisfy the Pixel Clock on CAS 11 39 Check IC 62 TXAC1 61 TXAC1 46 TXAC2 45 TXAC2 30 TXAC3 29 TXAC3 14 TXB4 13 TXBC4 ...

Page 48: ...Great Company Great People No OSD Trouble Shooting Module Power Sequence 50R3 12 39 ...

Page 49: ...PDP internal pattern displays PDP Module Power is OK N PDP Module is OK Check P902 SCL SDA line SCL SDA line R3230 R3202 Check Signal X3200 output N Y Sample Signal on R2717 R2703 SCL SDA ACK signal Check Low OK High Error Replace X3200 N Check SMPS cable N Y Replace PDP Module 13 39 ...

Page 50: ... KEY MAIN IF DP DM DP DM NEC NEC Micom Micom COMP1 COMP2 Y Cb Cr Y Cb Cr R G B RGB PC Rear AV CVBS Side AV CVBS L R L R RGB PC Audio In SIF Audio Front End Video Front End TMDS DDC HDMI RX I2C HD SD Video Encoder Audio DSP SPDIF Out UART RX TX UART UART USB 2 0 RMII RMII DDC SIF SII9287B HDMI SW LAN LAN 3DF_ASIC LG8300 3DF_ASIC LG8300 DDR2 256Mbit X tal 25MHz Serial_Flash 2Mbit LVDS 2Ch Left 2D 19...

Page 51: ...er IC500 7V IC506 5V Replace IC500 or IC506 Y N Y Check IF_P IF_N TU2103 R17 P18 Maybe Tuner has problems Replace Tuner Y Check PDP Module Control board Refer to Module CAS 15 39 N N Check IC 62 TXAC1 61 TXAC1 46 TXAC2 45 TXAC2 30 TXAC3 29 TXAC3 14 TXB4 13 TXBC4 Maybe BCM has problems Replace IC3202 ...

Page 52: ...Y KEY MAIN IF DP DM DP DM NEC NEC Micom Micom COMP1 COMP2 Y Cb Cr Y Cb Cr R G B RGB PC Rear AV CVBS Side AV CVBS L R L R RGB PC Audio In SIF Audio Front End Video Front End TMDS DDC HDMI RX I2C HD SD Video Encoder Audio DSP SPDIF Out UART RX TX UART UART USB 2 0 RMII RMII DDC SIF SII9287B HDMI SW LAN LAN 3DF_ASIC LG8300 3DF_ASIC LG8300 DDR2 256Mbit X tal 25MHz Serial_Flash 2Mbit LVDS 2Ch Left 2D 1...

Page 53: ...deo Trouble Shooting Check RF Cable Check CVBS signal TU2103 11 Pin Replace Tuner TU2103 Y N Y N Y Replace BCM35230 IC101 CVBS waveform sample Defend on the input signal 17 39 Check Tuner 5V 7V Power IC500 7V IC506 5V Replace IC500 or IC506 ...

Page 54: ...Y KEY MAIN IF DP DM DP DM NEC NEC Micom Micom COMP1 COMP2 Y Cb Cr Y Cb Cr R G B RGB PC Rear AV CVBS Side AV CVBS L R L R RGB PC Audio In SIF Audio Front End Video Front End TMDS DDC HDMI RX I2C HD SD Video Encoder Audio DSP SPDIF Out UART RX TX UART UART USB 2 0 RMII RMII DDC SIF SII9287B HDMI SW LAN LAN 3DF_ASIC LG8300 3DF_ASIC LG8300 DDR2 256Mbit X tal 25MHz Serial_Flash 2Mbit LVDS 2Ch Left 2D 1...

Page 55: ...ideo Trouble Shooting Check input signal format Is it supported Check signal L1108 L1113 Y Check the damage of JK1100 And Replace Connector N Y Replace BCM35230 IC101 Y Check Component Cable Measured signals depend on the input signal 19 39 ...

Page 56: ... KEY KEY MAIN IF DP DM DP DM NEC NEC Micom Micom COMP1 COMP2 Y Cb Cr Y Cb Cr R G B RGB PC Rear AV CVBS Side AV CVBS L R L R RGB PC Audio In SIF Audio Front End Video Front End TMDS DDC HDMI RX I2C HD SD Video Encoder Audio DSP SPDIF Out UART RX TX UART UART USB 2 0 RMII RMII DDC SIF SII9287B HDMI SW LAN LAN 3DF_ASIC LG8300 3DF_ASIC LG8300 DDR2 256Mbit X tal 25MHz Serial_Flash 2Mbit LVDS 2Ch Left 2...

Page 57: ...mat Is it supported Check signal Hsync Vsync R801 R802 Replace R801 R802 Check signal L803 L804 L805 Y N Check P801 Replace connector P801 Y N Y Replace L803 L804 L805 N Replace BCM35230 Y Check RGB Cable conductors for damage Y Measured signals depend on the input signal 21 39 ...

Page 58: ... KEY KEY MAIN IF DP DM DP DM NEC NEC Micom Micom COMP1 COMP2 Y Cb Cr Y Cb Cr R G B RGB PC Rear AV CVBS Side AV CVBS L R L R RGB PC Audio In SIF Audio Front End Video Front End TMDS DDC HDMI RX I2C HD SD Video Encoder Audio DSP SPDIF Out UART RX TX UART UART USB 2 0 RMII RMII DDC SIF SII9287B HDMI SW LAN LAN 3DF_ASIC LG8300 3DF_ASIC LG8300 DDR2 256Mbit X tal 25MHz Serial_Flash 2Mbit LVDS 2Ch Left 2...

Page 59: ...supported Check signal R1115 Rear AV R1142 Side AV Replace Resistor Y N Check AV port of JK1100 Rear Check JK1101 Side Replace or reseat connector Y N Y Replace BCM35230 IC101 Check AV Cable S Video Cable for damage or open conductors Y 23 39 Measured signals depend on the input signal ...

Page 60: ...KEY KEY MAIN IF DP DM DP DM NEC NEC Micom Micom COMP1 COMP2 Y Cb Cr Y Cb Cr R G B RGB PC Rear AV CVBS Side AV CVBS L R L R RGB PC Audio In SIF Audio Front End Video Front End TMDS DDC HDMI RX I2C HD SD Video Encoder Audio DSP SPDIF Out UART RX TX UART UART USB 2 0 RMII RMII DDC SIF SII9287B HDMI SW LAN LAN 3DF_ASIC LG8300 3DF_ASIC LG8300 DDR2 256Mbit X tal 25MHz Serial_Flash 2Mbit LVDS 2Ch Left 2D...

Page 61: ...mat Is it supported Y Check JK701 JK703 for proper connection or damage Replace connector Y N Y Check HDMI Cable for damage or open conductors Check EDID SVC REMOTCONTROL Check HDMI SW IC700 Power R522 I2C Signal R752 3 EDID D L Y N Replace IC700 Y N Replace BCM35230 IC101 25 39 ...

Page 62: ...Y KEY MAIN IF DP DM DP DM NEC NEC Micom Micom COMP1 COMP2 Y Cb Cr Y Cb Cr R G B RGB PC Rear AV CVBS Side AV CVBS L R L R RGB PC Audio In SIF Audio Front End Video Front End TMDS DDC HDMI RX I2C HD SD Video Encoder Audio DSP SPDIF Out UART RX TX UART UART USB 2 0 RMII RMII DDC SIF SII9287B HDMI SW LAN LAN 3DF_ASIC LG8300 3DF_ASIC LG8300 DDR2 256Mbit X tal 25MHz Serial_Flash 2Mbit LVDS 2Ch Left 2D 1...

Page 63: ...M L1600 L1603 Replace L1600 L1603 Y N Check Power 17V L1604 3 3V L1605 Replace 17V L1604 3 3V L1605 Y N Check Connector P1600 Check BCM I2S Output R1605 R1608 Y Replace IC501 N Check speaker for damage Y Check IC16000 Status PDN 23 Reset 30 is High Replace IC1600 N Replace P1600 N Replace the Speaker N Y Y 27 39 ...

Page 64: ... KEY MAIN IF DP DM DP DM NEC NEC Micom Micom COMP1 COMP2 Y Cb Cr Y Cb Cr R G B RGB PC Rear AV CVBS Side AV CVBS L R L R RGB PC Audio In SIF Audio Front End Video Front End TMDS DDC HDMI RX I2C HD SD Video Encoder Audio DSP SPDIF Out UART RX TX UART UART USB 2 0 RMII RMII DDC SIF SII9287B HDMI SW LAN LAN 3DF_ASIC LG8300 3DF_ASIC LG8300 DDR2 256Mbit X tal 25MHz Serial_Flash 2Mbit LVDS 2Ch Left 2D 19...

Page 65: ...t People Check video output Follow procedure All source audio trouble shooting on page 27 Y Follow procedure digital TV video trouble shooting on page 15 N N Replace BCM35230 IC101 29 39 Digital TV Audio Trouble Shooting ...

Page 66: ...Y KEY MAIN IF DP DM DP DM NEC NEC Micom Micom COMP1 COMP2 Y Cb Cr Y Cb Cr R G B RGB PC Rear AV CVBS Side AV CVBS L R L R RGB PC Audio In SIF Audio Front End Video Front End TMDS DDC HDMI RX I2C HD SD Video Encoder Audio DSP SPDIF Out UART RX TX UART UART USB 2 0 RMII RMII DDC SIF SII9287B HDMI SW LAN LAN 3DF_ASIC LG8300 3DF_ASIC LG8300 DDR2 256Mbit X tal 25MHz Serial_Flash 2Mbit LVDS 2Ch Left 2D 1...

Page 67: ...io trouble shooting on page 27 Y Follow procedure analog TV video trouble shooting on page 15 N Replace BCM35230 IC101 Check TU2103 pin3 for 5V Replace IC500 or IC506 N Y Check SIF signal TU2103 9 Replace Tuner N Y Check SIF signal R2138 Check SIF line N Y 31 39 SIF waveform sample Defend on the input signal Y ...

Page 68: ...Y MAIN IF DP DM DP DM NEC NEC Micom Micom COMP1 COMP2 Y Cb Cr Y Cb Cr R G B RGB PC Rear AV CVBS Side AV CVBS L R L R RGB PC Audio In SIF Audio Front End Video Front End TMDS DDC HDMI RX I2C HD SD Video Encoder Audio DSP SPDIF Out UART RX TX UART UART USB 2 0 RMII RMII DDC SIF SII9287B HDMI SW LAN LAN 3DF_ASIC LG8300 3DF_ASIC LG8300 DDR2 256Mbit X tal 25MHz Serial_Flash 2Mbit LVDS 2Ch Left 2D 1920x...

Page 69: ...100 Component AV Rear P801 RGB JK1101 AV Side Replace connector or cable if found damaged N Y Check signal L1100 L1107 Component1 L1103 L1104 Component2 R801 R802 RGB R1105 R1106 AV Rear R1101 R1102 AV Side Replace the Resistor N Y 33 39 Follow procedure All source audio trouble shooting on page 27 ...

Page 70: ...KEY KEY MAIN IF DP DM DP DM NEC NEC Micom Micom COMP1 COMP2 Y Cb Cr Y Cb Cr R G B RGB PC Rear AV CVBS Side AV CVBS L R L R RGB PC Audio In SIF Audio Front End Video Front End TMDS DDC HDMI RX I2C HD SD Video Encoder Audio DSP SPDIF Out UART RX TX UART UART USB 2 0 RMII RMII DDC SIF SII9287B HDMI SW LAN LAN 3DF_ASIC LG8300 3DF_ASIC LG8300 DDR2 256Mbit X tal 25MHz Serial_Flash 2Mbit LVDS 2Ch Left 2D...

Page 71: ...Great Company Great People HDMI Audio Trouble Shooting Follow procedure All source audio trouble shooting on page 27 Check EDID Re download EDID data Y N 35 39 ...

Page 72: ...Y KEY MAIN IF DP DM DP DM NEC NEC Micom Micom COMP1 COMP2 Y Cb Cr Y Cb Cr R G B RGB PC Rear AV CVBS Side AV CVBS L R L R RGB PC Audio In SIF Audio Front End Video Front End TMDS DDC HDMI RX I2C HD SD Video Encoder Audio DSP SPDIF Out UART RX TX UART UART USB 2 0 RMII RMII DDC SIF SII9287B HDMI SW LAN LAN 3DF_ASIC LG8300 3DF_ASIC LG8300 DDR2 256Mbit X tal 25MHz Serial_Flash 2Mbit LVDS 2Ch Left 2D 1...

Page 73: ...Great Company Great People Check Signal JK802 3 Check SPDIF signal R803 Replace BCM35230 IC101 Y N OPTIC Audio Out Trouble Shooting 37 39 Y Replace JK802 SPDIF waveform sample Defend on the input signal ...

Page 74: ...cal KEY KEY MAIN IF DP DM DP DM NEC NEC Micom Micom COMP1 COMP2 Y Cb Cr Y Cb Cr R G B RGB PC Rear AV CVBS Side AV CVBS L R L R RGB PC Audio In SIF Audio Front End Video Front End TMDS DDC HDMI RX I2C HD SD Video Encoder Audio DSP SPDIF Out UART RX TX UART UART USB 2 0 RMII RMII DDC SIF SII9287B HDMI SW LAN LAN 3DF_ASIC LG8300 3DF_ASIC LG8300 DDR2 256Mbit X tal 25MHz Serial_Flash 2Mbit LVDS 2Ch Lef...

Page 75: ... conductors Check P1200 P1201 Y N Replace P1200 P1201 Check IC1200 1 voltage level 5V L1200 L12010 Replace IC 1200 IC1201 Y N Replace BCM35230 IC101 Y 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 39 39 ...

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