LG 47SL90QD Скачать руководство пользователя страница 48 | Manualshive

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Copyright ⓒ 2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes

LGE Internal Use Only

6. RGB Video Trouble Shooting

Check Signal Format

Is it supported signal?

Y

Check RGB Cable

Check RGB Jack JK208 at Jack

Board

N

Y

Check RGB Signal

L207, L208, L209 at Jack Board

N

Replace one of L207, L208, L209

at Jack Board & Recheck

Y

Check RGB Signal

C127, C128, C129 at Main Board

N

Replace it

Y

Y

Replace JK208 at Jack board

Maybe BCM3556(IC100)

has problems

Check cable between P203 at Jack

Board and P701 at Main Board

N

Maybe Cable Pin has problems

Y

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Содержание 47SL90QD

Страница 1: ...EAD THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS LJ91L MODEL 47SL90QD 47SL90QD SA 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 MFL61862417 0911 REV01 ...

Страница 2: ...ernal Use Only Copyright LG Electronics Inc All right reserved Only for training and service purposes 2 CONTENTS CONTENTS 2 PRODUCT SAFETY 3 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 10 EXPLODED VIEW 17 SVC SHEET ...

Страница 3: ...heck 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 metallic part has a return path to...

Страница 4: ...n your body by touching a known earth ground Alternatively obtain and wear a commercially available discharging wrist strap device which should be removed to prevent potential shock reasons prior to applying power to the unit under test 2 After removing an electrical assembly equipped with ES devices place the assembly on a conductive surface such as aluminum foil to prevent electrostatic charge b...

Страница 5: ...e solder joints of the two original leads If they are not shiny reheat them and if necessary apply additional solder Fuse and Conventional Resistor Removal Replacement 1 Clip each fuse or resistor lead at top of the circuit board hollow stake 2 Securely crimp the leads of replacement component around notch at stake top 3 Solder the connections CAUTION Maintain original spacing between the replaced...

Страница 6: ...f 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 Safety CE IEC specification EMC CE IEC specification No Item Specification Remark 1 Receiving System 1 SBTVD NTSC PAL M PAL N 2 Available Chan...

Страница 7: ...lor off OPC off 14 Color Distortion DG 10 0 15 Color Distortion DP 10 0 deg 16 Color S N AM FM 43 0 dB 17 Color Killer Sensitivity 80 dBm 6 Component Input Y CB PB CR PR No Resolution H freq kHz V freq kHz Pixel clock Proposed 1 720 480 15 73 60 13 5135 SDTV DVD 480I 2 720 480 15 73 59 94 13 5 SDTV DVD 480I 3 720 480 31 47 60 27 027 SDTV 480P 4 720 480 31 47 59 94 27 0 SDTV 480P 5 1280 720 45 00 6...

Страница 8: ...2 720 400 31 469 70 08 28 32 DOS 3 640 480 31 469 59 94 25 17 VESA VGA 4 800 600 35 156 56 25 36 00 VESA SVGA 5 800 600 37 879 60 31 40 00 VESA SVGA 6 1024 768 48 363 60 00 65 00 VESA XGA 7 1280 768 47 776 59 870 79 5 CVT WXGA 8 1360 768 47 712 60 015 85 50 VESA WXGA 9 1280 1024 63 981 60 020 108 00 VESA SXGA 10 1600 1200 75 00 60 00 162 VESA UXGA 11 1920 1080 66 587 59 934 138 5 HDTV 1080P DTV 1 ...

Страница 9: ... On Picture Mode Vivid Backlight Contrast Brightness Sharpness Color 70 70 0 0 100 100 50 Tint Color Temperature Cool 7 Picture Picture Reset Sound Mode Standard Auto Volume Off Clear Voice Off SRS TruSurround XT Off Balance 8 Audio TV Speaker On On Clock Auto 9 Time Off Timer On Timer Sleep Timer Auto Sleep Off Language Menu Audio Portugues SimpLink Key Lock Off Off Caption 10 Option Set ID 1 11 ...

Страница 10: ...rn condition of Ez Adjust status How to make set white pattern 1 Press Power ON button of Service Remocon 2 Press ADJ button of Service remocon Select 8 Test pattern and after select White using navigation button and then you can see 100 Full White pattern In this status you can maintain Heat Run useless any pattern generator Notice if you maintain one picture over 20 minutes Especially sharp dist...

Страница 11: ... 11 LGE Internal Use Only Copyright LG Electronics Inc All right reserved Only for training and service purposes 4 3 10P WAFER PIN MAP ...

Страница 12: ... xb 00 40 Change the mode to Component1 No actions ad 00 10 Adjust 480i Comp ad 00 10 Adjust 1080p Comp xb 00 60 Change to RGB PC mode No action ad 00 10 Adjust 1080p RGB ad 00 90 End of the adjustment Order Command Set response 1 Inter the ad 00 00 d 00 OK00x Adjustment mode 2 Change the kb 00 40 b 00 OK40x Adjust 480i Comp1 1080p Comp1 Source kb 00 60 b 00 OK60x Adjust 1080p RGB 3 Start Adjustme...

Страница 13: ...stment Check connection both of Component1 and RGB MSPG 925FA Model 225 Pattern 65 Set Component 1080p mode and 100 Horizontal Color Bar Pattern HozTV31Bar then set TV set to Component1 mode and its screen to NORMAL After get each the signal wait more a second and enter the IN START with press IN START key of Service remocon After then select 7 External ADC with navigator button and press Enter Af...

Страница 14: ...OS mode Pic 3 For write EDID data setting Jig and another instruments EDID data for LJ91D Chassis Model name LG TV HDMI 1 EDID table 0x3D 0x2C HDM2 EDID table 0x3D 0x1C HDMI 3 EDID table 0x3D 0x0C Analog RGB EDID table 0x9B 0x25 See Workig Guide of you want more information about EDID communication PC VSC B D Edid data and Model option download RS232 NO Item CMD 1 CMD 2 Data 0 Enter download MODE ...

Страница 15: ...nual Adjust case if you press ADJ button of service remocon and enter Ez Adjust Menu 7 White Balance then automatically inner pattern operates In case of Inner originally Inner will be selected Connect all cables and equipments like Pic 5 Set Baud Rate of RS 232C to 115200 It may set 115200 orignally Connect RS 232C cable to set Connect HDMI cable to set RS 232C Command Commonly apply wb 00 00 Whi...

Страница 16: ...adjustment finished with Enter key turn to Ez Adjust mode Then with ADJ button exit from adjustment mode Attachment White Balance adjustment coordination and color temperature O Using CS 1000 Equipment COOL T 11000K uv 0 000 x 0 276 y 0 283 MEDIUM T 9300K uv 0 000 x 0 285 y 0 293 WARM T 6500K uv 0 000 x 0 313 y 0 329 5 4 EYE Q Function check 1 Turn on TV 2 Press EYE Key of Adj R C 3 Cover the Eye ...

Страница 17: ...echanical 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 Do not modify the original design without permission of manufacturer IMPORTANT...

Страница 18: ...T21 R1123 15 C1116 27pF 50V ZD1104 5 1V ZD1106 5 1V R1124 15 L1102 CM2012FR27KT C1104 27pF 50V COMP1_Pb_IN 3 T21 ZD1105 5 1V C1117 27pF 50V C1118 27pF 50V ZD1107 5 1V COMP1_Pr_IN 3 T20 C1105 27pF 50V L1103 CM2012FR27KT R1125 15 ZD1108 5 1V C1112 1uF 25V COMP1_L_IN 3 T22 R1114 0 C1122 100pF 50V ZD1110 5 1V ZD1109 5 1V R1103 470K ZD1111 5 1V COMP1_R_IN 3 T21 R1104 470K ZD1112 5 1V R1115 0 C1123 100p...

Страница 19: ...0 RXD_DC 81 RXD_DC 82 VDDH 3V3 _7 83 RXD_D0 84 RXD_D0 85 VSS_10 86 RXD_D1 87 RXD_D1 88 VDDH 3V3 _8 89 RXD_D2 90 RXD_D2 91 VDDC 1V8 _3 92 VSS_11 93 OUT_D2 94 OUT_D2 95 VDDO 1V8 96 OUT_D1 97 OUT_D1 98 VSS_12 99 OUT_D0 100 OUT_D0 SCL1_3 3V 5 G5 16 G14 R655 47K D1 _HDMI4 C614 0 1uF 5V_HDMI_4 DDC_SDA_4 DDC_SDA_1 M18 X13 R662 1 8K HDMI0_RXC _BCM 11 W17 C607 0 1uF R639 0 GND D2 _HDMI2 AL14 R673 OPT 4 7K ...

Страница 20: ... R527 3 3 C514 22000pF 50V R506 100 0 1uF C543 50V C535 0 01uF 50V R509 100 L503 MLB 201209 0120P N2 SPK_L H5 R504 0 24V_AMP 0 1uF C522 50V 0 01uF C526 50V 0 1uF C540 50V SPK_R H3 R528 3 3 0 1uF C520 50V C510 10uF 10V 0 01uF C544 50V 0 01uF C515 50V 24V L511 MLB 201209 0120P N2 24V_AMP 1 8V_AMP GND D3 3V C551 0 1uF 16V C549 0 1uF 16V IC503 AZ1117H 1 8TRE1 EH13A 2 OUTPUT 3 INPUT 1 ADJ GND 0 01uF C5...

Страница 21: ...806 10K OPT D3 3V R825 66 5 1 C1800 1uF 25V C806 0 1uF 16V OPT C877 0 1uF 16V C812 0 1uF 50V D3 3V C887 0 1uF C886 0 1uF D3 3V R874 1 1K C835 1uF 25V C861 0 01uF C1812 10uF 6 3V Q804 SI4925BDY 3 S2 2 G1 4 G2 1 S1 5 D2_1 6 D2_2 7 D1_1 8 D1_2 Q809 SI4804BDY 3 S2 2 G1 4 G2 1 S1 5 D2_1 6 D2_2 7 D1_1 8 D1_2 C884 0 01uF D802 1N4148W 100V L819 2 2uH 12V C860 10uF 16V 5V_ST C1801 0 01uF Q803 2SC3052 E B C...

Страница 22: ...DQ14 D10 DDR0_DQ15 F8 DDR1_DQ00 C18 DDR1_DQ01 C20 DDR1_DQ02 A18 DDR1_DQ03 B21 DDR1_DQ04 C21 DDR1_DQ05 B18 DDR1_DQ06 B20 DDR1_DQ07 D18 DDR1_DQ08 E18 DDR1_DQ09 D21 DDR1_DQ10 F18 DDR1_DQ11 E20 DDR1_DQ12 A22 DDR1_DQ13 F17 DDR1_DQ14 B22 DDR1_DQ15 E17 DDR0_DM0 A10 DDR0_DM1 C10 DDR1_DM0 A20 DDR1_DM1 F19 DDR0_DQS0 B10 DDR0_DQS0B B9 DDR0_DQS1 F10 DDR0_DQS1B F9 DDR1_DQS0 B19 DDR1_DQS0B C19 DDR1_DQS1 E19 DDR...

Страница 23: ... H3 C944 1uF URSA_DQSB2 URSA_DQSB1 C945 0 1uF C901 0 1uF R943 1K OPT C936 0 1uF R911 100 C928 0 1uF R929 1M C935 0 1uF R947 10K R930 0 M_SPI_CK R945 56 C926 0 1uF LVDS_TX_0_DATA0_P URSA_DQ 0 31 URSA_MCLKZ1 C950 0 1uF URSA_DQM0 C958 0 1uF M_SPI_CZ R921 100 C918 0 1uF R919 100 C955 0 1uF URSA_DQS3 URSA_DQS0 C954 10uF LVDS_SEL R936 0 OPT OPC_OUT1 OPC_EN R937 0 OPC_EN R941 0 OPC_EN R953 0 OPT 12V_TCON...

Страница 24: ...SB0 7 F1 AR1007 22 C1045 0 1uF B_URSA_BA1 URSA_DQM2 7 B4 C1032 0 1uF C1009 0 1uF B_URSA_CASZ R17 AR1005 22 A_URSA_WEZ X14 C1013 0 1uF 1 8V_FRC_DDR URSA_MCLKE 7 E1 U11 A_URSA_RASZ X17 URSA_DQ 0 31 7 G1 AM22 R1006 22 URSA_DQSB3 7 B4 1 8V_FRC_DDR B_URSA_BA1 B_URSA_WEZ Q14 C1004 10uF 10V L1002 BLM18PG121SN1D A_URSA_CASZ X17 C1044 0 1uF R1022 1K 1 8V_MEMC B_URSA_RASZ R17 URSA_MCLKE 7 E1 T10 URSA_DQ 0 3...

Страница 25: ..._26 46 NC_27 47 NC_28 48 NC_29 17 AL 3 NC_3 6 NC_6 16 CL 15 NC_10 14 NC_9 13 VSS_1 12 VDD_1 11 NC_8 10 NC_7 9 E 8 R 7 RB 4 NC_4 5 NC_5 25 NC_16 24 NC_15 23 NC_14 2 NC_2 22 NC_13 21 NC_12 1 NC_1 20 NC_11 19 WP 18 W LVDS_SEL R3030 100 OPT R199 22 OPT R2002 22 OPT R2001 22 OPT DDC_SCL I3 14 A6 DDC_SDA I3 14 A6 R2024 22 R160 22 R102 22 R2032 2 7K OPT R317 2 7K R2033 2 7K R316 2 7K R315 2 7K OPT R321 2...

Страница 26: ...P3 EPHY_RDP P2 EPHY_TDN N3 EPHY_TDP N2 EPHY_AVDD1P2 P1 EPHY_AVDD2P5 P4 EPHY_PLL_VDD1P2 N4 EPHY_AGND_1 N1 EPHY_AGND_2 N5 EPHY_AGND_3 P7 AUDMX_LEFT1 AE6 AUDMX_RIGHT1 AD7 AUDMX_INCM1 AF6 AUDMX_LEFT2 AH4 AUDMX_RIGHT2 AG5 AUDMX_INCM2 AG4 AUDMX_LEFT3 AG6 AUDMX_RIGHT3 AF7 AUDMX_INCM3 AE7 AUDMX_LEFT4 AH5 AUDMX_RIGHT4 AG7 AUDMX_INCM4 AH6 AUDMX_LEFT5 AD8 AUDMX_RIGHT5 AF8 AUDMX_INCM5 AE8 AUDMX_LEFT6 AH7 AUDM...

Страница 27: ...SS_1 AC13 SD_V2_AVSS_2 AB14 SD_V2_AVSS_3 AC14 SD_V3_AVDD1P2 AC12 SD_V3_AVDD2P5 AD12 SD_V3_AVSS_1 AB13 SD_V3_AVSS_2 AA14 SD_V4_AVDD1P2 AC11 SD_V4_AVDD2P5 AD11 SD_V4_AVSS AB12 SD_R AD10 SD_INCM_R AC10 SD_G AE9 SD_INCM_G AF9 SD_B AH9 SD_INCM_B AG9 SD_Y1 AG15 SD_PR1 AE15 SD_PB1 AF15 SD_INCM_COMP1 AH15 SD_Y2 AG16 SD_PR2 AF16 SD_PB2 AH17 SD_INCM_COMP2 AH16 SD_Y3 AG14 SD_PR3 AE14 SD_PB3 AF14 SD_INCM_COMP...

Страница 28: ... 10 ISDA P3 4 T0 11 ISCL P7 5 12 HSDA2 P7 4 13 HSCL2 P7 3 14 X2 15 X1 16 VSS 17 P4 0 AD0 18 P6 0 CLKO1 19 P6 1 20 P6 2 21 P6 3 22 P6 4 23 P6 5 24 P6 6 25 P6 7 26 P7 2 HCLAMP 27 P7 1 VBLANK 28 P4 1 AD1 29 P7 0 HBLANK 30 P5 7 CLKO2 31 P5 6 32 P5 5 33 P5 4 34 P5 3 35 P5 2 36 P5 1 37 P5 0 38 VDD 39 P4 2 AD2 40 P1 0 ET2 41 P1 1 DA0 42 P1 2 DA1 43 P1 3 DA2 44 P1 4 DA3 KEY2 14 E6 3 3V_ST GND C408 22pF 50...

Страница 29: ...2 DVSS_31 V12 DVSS_32 L13 DVSS_33 M13 DVSS_34 N13 DVSS_35 P13 DVSS_36 R13 DVSS_37 T13 DVSS_38 U13 DVSS_39 V13 DVSS_40 G14 DVSS_41 L14 DVSS_42 M14 DVSS_43 N14 DVSS_44 P14 DVSS_45 R14 DVSS_46 T14 DVSS_47 U14 DVSS_48 V14 DVSS_49 L15 DVSS_50 M15 DVSS_51 N15 DVSS_52 P15 DVSS_53 R15 DVSS_54 T15 DVSS_55 U15 DVSS_56 V15 DVSS_57 A16 DVSS_58 G16 DVSS_59 L16 DVSS_60 M16 DVSS_61 N16 DVSS_62 P16 DVSS_63 R16 DV...

Страница 30: ... R720 0 R719 0 JP712 JP711 JP713 5V_ST USB_POWER_OUT_2 USB_POWER_OUT_2 R722 27 R723 27 C714 100uF C715 100uF 16V P702 12507WR 10L 1 2 3 4 5 6 7 8 9 10 11 L709 MLB 201209 0120P N2 USB_5VST L706 MLB 201209 0120P N2 L707 CB3216PA501E ZD703 C708 0 1uF UCOM_SCL_3 3V 12 F6 L704 BG2012B080TF L705 CB3216PA501E C706 0 1uF KEY2 12 H3 D701 CDS3C05HDMI1 C707 1000pF 50V OPT L703 BG2012B080TF ZD701 5V_ST UCOM_S...

Страница 31: ...13 SCL 5 AFT 12 SDA 11 RESET 2 GAIN_SW 10 B4 4 B1 1 RF_SW 17 SRDT 9 B3 8 B2 3 BB 16 SPBVAL 7 VIDEO 6 SIF 15 SBYTE 18 SRCK 19 SHIELD C5014 22uF TU_ 5 0V D3 3V L5005 D3 3V L5004 C5020 0 1uF C5007 2200pF 50V RF_SWITCH 3 T24 R5022 0 OPT C5009 10uF 16V R5010 22 R5021 10K D1 2V R5015 4 7K OPT LD5000 SAM2333 A2 GN C A1 RD C5015 22uF SDA0_3 3V 3 T26 D3 3V R5025 330 C5023 100uF 16V C5026 0 33uF 16V C5029 0...

Страница 32: ......

Страница 33: ...232 BCM3556 BCM3556 Brazil Brazil Data 0 7 TU_SCLK TU_SDATA TU_SYNC TU_SIF TU_CVBS_IN X tal RF_Switch Gain_Switch SDA0 SCL0_3 3V Reset Switch JTAG CLK TDI TDO MS RST X tal 24MHz AV1 Component 1 Y Pb Pr L R DET CVBS L R AV_DET CS RE WE Component 2 Y Pb Pr L R DET Audio L R Audio L R for RGB HDMI 2 HDMI 3 SPDIF RX TX RX TX Reset IC 54MHz JACK BACK JACK BACK at REAR at REAR SCL SDA_3 3V SCL SDA_3 3V ...

Страница 34: ...m 4 7k ohm SCL2 SDA2 4 7k ohm 4 7k ohm SCL1 SDA1 4 7k ohm 4 7k ohm SCL3 SDA3 4 7k ohm 4 7k ohm 3 3V_HDMI 2 7k ohm 2 7k ohm 100 ohm 33PF 100 ohm 33PF 0 ohm 0 ohm 100 ohm 100 ohm MICOM 22 ohm 22 ohm VA1G5BF8005 22 ohm 22 ohm RS232C_RxD RS232C_TxD MAX3232 5V_ST 4 7k ohm 4 7k ohm P 7 0 2 100 ohm 100 ohm P 7 0 1 Sub B D Main B D 22 ohm 22 ohm 22 ohm 22 ohm 47PF 47PF 22 ohm 22 ohm 22 ohm 22 ohm D3 3V D3...

Страница 35: ...CM3556 FRC MST7323 FRC MST7323 CH1 CH2 CH3 CH1 3 3V CH2 3 3V CH3 3 3V HDMI SW TDA9996 HDMI SW TDA9996 Micom MTV416 0x50 Micom MTV416 0x50 CH0 EEPROM AT24C512 0xA6 EEPROM AT24C512 0xA6 AMP NTP3100L 0x54 AMP NTP3100L 0x54 TUNER 1 0xC2 Demod 0x30 QPSK 0x32 TUNER 1 0xC2 Demod 0x30 QPSK 0x32 CH0 3 3V I2C channel LH70 Block Diagram ...

Страница 36: ... for training and service purposes LGE Internal Use Only MAIN MAIN Board Board Jack Jack Board Board D1 2V D2 5V 3 3V 5 0V_ST SCL0_3 3V SDA0_3 3V DDC_SCL DDC_SDA CVBS SIF AV RGB COMPONENT R L TU_SCLK TU_DATA TU_SYNK Signal Interface SPDIF EDID_WP Block Diagram ...

Страница 37: ...V416GMF MAX3232 BCM3556 BCM3556 Brazil Brazil Data 0 7 TU_SCLK TU_SDATA TU_SYNC TU_SIF TU_CVBS_IN X tal RF_Switch Gain_Switch SDA0 SCL0_3 3V Reset Switch JTAG CLK TDI TDO MS RST X tal 24MHz AV1 Component 1 Y Pb Pr L R DET CVBS L R AV_DET CS RE WE Component 2 Y Pb Pr L R DET Audio L R Audio L R for RGB HDMI 2 HDMI 3 SPDIF RX TX RX TX Reset IC 54MHz JACK BACK JACK BACK at REAR at REAR SCL SDA_3 3V S...

Страница 38: ...one of IC809 Q812 L828 L829 L830 L822 Recheck Y N Check Voltage Level 2 5V at L827 N Replace one of IC803 L824 L827 Recheck N Y Check Voltage Level 1 8V at IC802 2 pin or L815 N Replace one of IC802 IC805 L815 Recheck N Y Check Voltage Level 1 2V at L821 N Replace one of IC804 Q809 L811 L817 L821 Recheck N Y Check X903 Clock 54MHz N Replace X903 Y Check signal transition at IC101 9 pin N Maybe BCM...

Страница 39: ...F MAX3232 BCM3556 BCM3556 Brazil Brazil Data 0 7 TU_SCLK TU_SDATA TU_SYNC TU_SIF TU_CVBS_IN X tal RF_Switch Gain_Switch SDA0 SCL0_3 3V Reset Switch JTAG CLK TDI TDO MS RST X tal 24MHz AV1 Component 1 Y Pb Pr L R DET CVBS L R AV_DET CS RE WE Component 2 Y Pb Pr L R DET Audio L R Audio L R for RGB HDMI 2 HDMI 3 SPDIF RX TX RX TX Reset IC 54MHz JACK BACK JACK BACK at REAR at REAR SCL SDA_3 3V SCL SDA...

Страница 40: ... Q803 Q804 L801 Recheck Y Check P903 16 TXAC 17 TXAC 32 TXBC 33 TXBC Y Check LVDS Cable N Replace Cable Y Check Voltage LCD Module Check 12V Voltage Level at L801 N Replace one of L801 Q804 Recheck Y Maybe BCM3556 IC100 or 7329A IC901 has troubles Check Voltage Level 2 5V at L827 N Replace one of IC803 L824 L827 Recheck Y Check Voltage Level 1 8V at IC802 2 pin or L815 N Replace one of IC802 IC805...

Страница 41: ...416GMF MAX3232 BCM3556 BCM3556 Brazil Brazil Data 0 7 TU_SCLK TU_SDATA TU_SYNC TU_SIF TU_CVBS_IN X tal RF_Switch Gain_Switch SDA0 SCL0_3 3V Reset Switch JTAG CLK TDI TDO MS RST X tal 24MHz AV1 Component 1 Y Pb Pr L R DET CVBS L R AV_DET CS RE WE Component 2 Y Pb Pr L R DET Audio L R Audio L R for RGB HDMI 2 HDMI 3 SPDIF RX TX RX TX Reset IC 54MHz JACK BACK JACK BACK at REAR at REAR SCL SDA_3 3V SC...

Страница 42: ...le Y Check TP Clock Data Sync R107 R108 R109 N Maybe Tuner TU101 has problems Y Maybe BCM3556 IC100 has problems Check Tuner TU101 Power 5 0V 2 5V 3 3V 1 2V N Replace one of IC101 IC102 at Jack Board or IC803 IQ812 C804 Q809 5V_ST and 12V of P801 at Main Board Recheck Y Check cable between P203 at Jack Board and P701 at Main Baord N Maybe Cable Pin has problems Y ...

Страница 43: ...416GMF MAX3232 BCM3556 BCM3556 Brazil Brazil Data 0 7 TU_SCLK TU_SDATA TU_SYNC TU_SIF TU_CVBS_IN X tal RF_Switch Gain_Switch SDA0 SCL0_3 3V Reset Switch JTAG CLK TDI TDO MS RST X tal 24MHz AV1 Component 1 Y Pb Pr L R DET CVBS L R AV_DET CS RE WE Component 2 Y Pb Pr L R DET Audio L R Audio L R for RGB HDMI 2 HDMI 3 SPDIF RX TX RX TX Reset IC 54MHz JACK BACK JACK BACK at REAR at REAR SCL SDA_3 3V SC...

Страница 44: ...Y Check CVBS Signal R703 and C110 at Main Baord N Replace one of R703 and C110 Recheck Y Y Maybe Tuner TU101 has problems Check Tuner TU101 Power 5 0V 2 5V 3 3V 1 2V N Maybe BCM3556 IC100 has problems Check cable between P203 at Jack Board and P701 at Main Baord N Maybe Cable Pin has problems Y Replace one of IC101 IC102 at Jack Board or IC803 Q812 IC804 IC809 Q809 5V_ST and 12V of P801 at Main Bo...

Страница 45: ...556 BCM3556 Brazil Brazil Data 0 7 TU_SCLK TU_SDATA TU_SYNC TU_SIF TU_CVBS_IN X tal RF_Switch Gain_Switch SDA0 SCL0_3 3V Reset Switch JTAG CLK TDI TDO MS RST X tal 24MHz AV1 Component 1 Y Pb Pr L R DET CVBS L R AV_DET CS RE WE Component 2 Y Pb Pr L R DET Audio L R Audio L R for RGB HDMI 2 HDMI 3 SPDIF RX TX RX TX Reset IC 54MHz JACK BACK JACK BACK at REAR at REAR SCL SDA_3 3V SCL SDA_3 3V FRC IC M...

Страница 46: ...09 at Jack Board N Y Check Component Signal R292 R293 R294 R295 R296 R297 at Jack Board N Replace one of R292 R293 R294 R295 R296 R297 L212 L213 L214 L215 L216 L217 Recheck Y Check Component Signal C130 C131 C132 C133 C134 C135 N Replace it Y Y Check Component Cable Replace Jack at Jack board Maybe BCM3556 IC100 has problems Check cable between P203 at Jack Board and P701 at Main Baord N Maybe Cab...

Страница 47: ...GMF MAX3232 BCM3556 BCM3556 Brazil Brazil Data 0 7 TU_SCLK TU_SDATA TU_SYNC TU_SIF TU_CVBS_IN X tal RF_Switch Gain_Switch SDA0 SCL0_3 3V Reset Switch JTAG CLK TDI TDO MS RST X tal 24MHz AV1 Component 1 Y Pb Pr L R DET CVBS L R AV_DET CS RE WE Component 2 Y Pb Pr L R DET Audio L R Audio L R for RGB HDMI 2 HDMI 3 SPDIF RX TX RX TX Reset IC 54MHz JACK BACK JACK BACK at REAR at REAR SCL SDA_3 3V SCL S...

Страница 48: ...ignal Y Check RGB Cable Check RGB Jack JK208 at Jack Board N Y Check RGB Signal L207 L208 L209 at Jack Board N Replace one of L207 L208 L209 at Jack Board Recheck Y Check RGB Signal C127 C128 C129 at Main Board N Replace it Y Y Replace JK208 at Jack board Maybe BCM3556 IC100 has problems Check cable between P203 at Jack Board and P701 at Main Board N Maybe Cable Pin has problems Y ...

Страница 49: ...MF MAX3232 BCM3556 BCM3556 Brazil Brazil Data 0 7 TU_SCLK TU_SDATA TU_SYNC TU_SIF TU_CVBS_IN X tal RF_Switch Gain_Switch SDA0 SCL0_3 3V Reset Switch JTAG CLK TDI TDO MS RST X tal 24MHz AV1 Component 1 Y Pb Pr L R DET CVBS L R AV_DET CS RE WE Component 2 Y Pb Pr L R DET Audio L R Audio L R for RGB HDMI 2 HDMI 3 SPDIF RX TX RX TX Reset IC 54MHz JACK BACK JACK BACK at REAR at REAR SCL SDA_3 3V SCL SD...

Страница 50: ... signal Check AV Cable Check AV Jack JK209 at Jack Board N Y Check AV Signal R203 R204 R214 R215 at Jack Board N Replace one of R203 R204 R214 R215 at Jack Board Recheck Y Check AV Signal C124 C125 at Main Board N Replace it Y Y Replace JK209 at Jack board Maybe BCM3556 IC100 has problems Check cable between P203 at Jack Board and P701 at Main Board N Maybe Cable Pin has problems Y ...

Страница 51: ...GMF MAX3232 BCM3556 BCM3556 Brazil Brazil Data 0 7 TU_SCLK TU_SDATA TU_SYNC TU_SIF TU_CVBS_IN X tal RF_Switch Gain_Switch SDA0 SCL0_3 3V Reset Switch JTAG CLK TDI TDO MS RST X tal 24MHz AV1 Component 1 Y Pb Pr L R DET CVBS L R AV_DET CS RE WE Component 2 Y Pb Pr L R DET Audio L R Audio L R for RGB HDMI 2 HDMI 3 SPDIF RX TX RX TX Reset IC 54MHz JACK BACK JACK BACK at REAR at REAR SCL SDA_3 3V SCL S...

Страница 52: ...HDMI Video Trouble Shooting Check Signal Format Is it supported signal Y Check HDMI Jack JK600 JK601 JK602 N Y Y Check HDMI Cable Replace Jack Check IC601 Voltage Level 1 8V_HDMI 5 0V_HDMI N Replace one of L601 L602 R619 R615 Y Check I2C Signal R624 R625 R157 R158 N Replace It Recheck Y Maybe BCM3556 IC100 has problems ...

Страница 53: ...416GMF MAX3232 BCM3556 BCM3556 Brazil Brazil Data 0 7 TU_SCLK TU_SDATA TU_SYNC TU_SIF TU_CVBS_IN X tal RF_Switch Gain_Switch SDA0 SCL0_3 3V Reset Switch JTAG CLK TDI TDO MS RST X tal 24MHz AV1 Component 1 Y Pb Pr L R DET CVBS L R AV_DET CS RE WE Component 2 Y Pb Pr L R DET Audio L R Audio L R for RGB HDMI 2 HDMI 3 SPDIF RX TX RX TX Reset IC 54MHz JACK BACK JACK BACK at REAR at REAR SCL SDA_3 3V SC...

Страница 54: ...ck Connector P501 N Y Y Check Speaker Replace Connector Check Signal L504 L505 N Replace one of L508 L509 L510 L507 L504 L505 Recheck Y Check IC501 Power 24V 3 3V 1 8V L511 L503 L501 N Replace one of L511L503 L501 and IC503 Recheck Y Check BCM3556 I2S Output R505 R506 R507 N Replace It Recheck Y Maybe BCM3556 IC100 has problems Replace Speaker N N Maybe NTP3100 has problems Replace It N N N ...

Страница 55: ...V416GMF MAX3232 BCM3556 BCM3556 Brazil Brazil Data 0 7 TU_SCLK TU_SDATA TU_SYNC TU_SIF TU_CVBS_IN X tal RF_Switch Gain_Switch SDA0 SCL0_3 3V Reset Switch JTAG CLK TDI TDO MS RST X tal 24MHz AV1 Component 1 Y Pb Pr L R DET CVBS L R AV_DET CS RE WE Component 2 Y Pb Pr L R DET Audio L R Audio L R for RGB HDMI 2 HDMI 3 SPDIF RX TX RX TX Reset IC 54MHz JACK BACK JACK BACK at REAR at REAR SCL SDA_3 3V S...

Страница 56: ...ining and service purposes LGE Internal Use Only 10 Digital TV Audio Trouble Shooting Check video output Y Follow procedure All source audio trouble shooting Maybe BCM3556 internal audio DSP has problems Replace It N Follow procedure digital TV video trouble shooting N ...

Страница 57: ...416GMF MAX3232 BCM3556 BCM3556 Brazil Brazil Data 0 7 TU_SCLK TU_SDATA TU_SYNC TU_SIF TU_CVBS_IN X tal RF_Switch Gain_Switch SDA0 SCL0_3 3V Reset Switch JTAG CLK TDI TDO MS RST X tal 24MHz AV1 Component 1 Y Pb Pr L R DET CVBS L R AV_DET CS RE WE Component 2 Y Pb Pr L R DET Audio L R Audio L R for RGB HDMI 2 HDMI 3 SPDIF RX TX RX TX Reset IC 54MHz JACK BACK JACK BACK at REAR at REAR SCL SDA_3 3V SC...

Страница 58: ...oting N Maybe BCM3556 audio block has problems Replace It Y Replace one of L505 L514 C502 C511 Q500 Q502 IC501 Recheck Check SIF Signal IC501 4 Pin Check SIF Signal TU101 6 Pin and R118 at Jack Board N Check SIF Signal R704 and C106 at Main Board N Replace one of R704 R128 C106 Recheck Y Maybe Tuner TU101 has problems Check Tuner TU101 Power 5 0V 2 5V 3 3V 1 2V N Replace one of IC101 IC102 at Jack...

Страница 59: ... MTV416GMF MAX3232 BCM3556 BCM3556 Brazil Brazil Data 0 7 TU_SCLK TU_SDATA TU_SYNC TU_SIF TU_CVBS_IN X tal RF_Switch Gain_Switch SDA0 SCL0_3 3V Reset Switch JTAG CLK TDI TDO MS RST X tal 24MHz AV1 Component 1 Y Pb Pr L R DET CVBS L R AV_DET CS RE WE Component 2 Y Pb Pr L R DET Audio L R Audio L R for RGB HDMI 2 HDMI 3 SPDIF RX TX RX TX Reset IC 54MHz JACK BACK JACK BACK at REAR at REAR SCL SDA_3 3...

Страница 60: ...R219 R221 C210 C212 AV1 R218 R220 C209 C211 AV2 R249 R250 C246 C247 RGB Recheck at Jack Board N Follow procedure external input video trouble shooting Y Check Signal C206 C210 C211 C232 C220 C221 C224 C225 C226 C227 at Main Board N Y Y Follow procedure All source audio trouble shooting N Maybe BCM3556 audio block has problems Replace It Check cable between P203 at Jack Board and P701 at Main Baord...

Страница 61: ...6GMF MAX3232 BCM3556 BCM3556 Brazil Brazil Data 0 7 TU_SCLK TU_SDATA TU_SYNC TU_SIF TU_CVBS_IN X tal RF_Switch Gain_Switch SDA0 SCL0_3 3V Reset Switch JTAG CLK TDI TDO MS RST X tal 24MHz AV1 Component 1 Y Pb Pr L R DET CVBS L R AV_DET CS RE WE Component 2 Y Pb Pr L R DET Audio L R Audio L R for RGB HDMI 2 HDMI 3 SPDIF RX TX RX TX Reset IC 54MHz JACK BACK JACK BACK at REAR at REAR SCL SDA_3 3V SCL ...

Страница 62: ...ervice purposes LGE Internal Use Only 13 HDMI Audio Trouble Shooting Check video output Y Follow procedure All source audio trouble shooting N Y Re download EDID data Maybe BCM3556 audio block has problems Replace it N Follow procedure HDMI video trouble shooting N Replace IC601 ...

Страница 63: ... MAX3232 BCM3556 BCM3556 Brazil Brazil Data 0 7 TU_SCLK TU_SDATA TU_SYNC TU_SIF TU_CVBS_IN X tal RF_Switch Gain_Switch SDA0 SCL0_3 3V Reset Switch JTAG CLK TDI TDO MS RST X tal 24MHz AV1 Component 1 Y Pb Pr L R DET CVBS L R AV_DET CS RE WE Component 2 Y Pb Pr L R DET Audio L R Audio L R for RGB HDMI 2 HDMI 3 SPDIF RX TX RX TX Reset IC 54MHz JACK BACK JACK BACK at REAR at REAR SCL SDA_3 3V SCL SDA_...

Страница 64: ...wer could be disabled by inrushing current In this case remove the device and try to reboot the TV AC power off on Check USB 2 0 Cable Y Check P704 N Y Y Check USB device If devuce is 2 5 inch HDD Check power adaptor Replace Jack Check 5V voltage level at L703 N Y Maybe BCM3556 IC100 has problems Replace It Replace one of IC701 L703 IC806 Q810 L819 Recheck ...

Страница 65: ...GMF MAX3232 BCM3556 BCM3556 Brazil Brazil Data 0 7 TU_SCLK TU_SDATA TU_SYNC TU_SIF TU_CVBS_IN X tal RF_Switch Gain_Switch SDA0 SCL0_3 3V Reset Switch JTAG CLK TDI TDO MS RST X tal 24MHz AV1 Component 1 Y Pb Pr L R DET CVBS L R AV_DET CS RE WE Component 2 Y Pb Pr L R DET Audio L R Audio L R for RGB HDMI 2 HDMI 3 SPDIF RX TX RX TX Reset IC 54MHz JACK BACK JACK BACK at REAR at REAR SCL SDA_3 3V SCL S...

Страница 66: ...es LGE Internal Use Only 14 USB Trouble Shooting Check Bluetooth Module Y Check P705 N Y Y Check Cable between Bluetooth and Main Board Replace Jack Y Maybe BCM3556 IC100 has problems Replace It N Replace Bluetooth N Replace cable Check Signal R3022 R3023 N Replace one of R3022 R3023 Recheck ...

Страница 67: ...M MTV416GMF MAX3232 BCM3556 BCM3556 Brazil Brazil Data 0 7 TU_SCLK TU_SDATA TU_SYNC TU_SIF TU_CVBS_IN X tal RF_Switch Gain_Switch SDA0 SCL0_3 3V Reset Switch JTAG CLK TDI TDO MS RST X tal 24MHz AV1 Component 1 Y Pb Pr L R DET CVBS L R AV_DET CS RE WE Component 2 Y Pb Pr L R DET Audio L R Audio L R for RGB HDMI 2 HDMI 3 SPDIF RX TX RX TX Reset IC 54MHz JACK BACK JACK BACK at REAR at REAR SCL SDA_3 ...

Страница 68: ...served Only for training and service purposes LGE Internal Use Only N Y Check USB N Follow procedure USB trouble shooting 15 Digital TV Recording Fail Trouble Shooting Check video audio output Follow procedure digital TV video audio trouble shooting ...

Страница 69: ... data MICOM MTV416GMF MAX3232 BCM3556 BCM3556 Brazil Brazil Data 0 7 TU_SCLK TU_SDATA TU_SYNC TU_SIF TU_CVBS_IN X tal RF_Switch Gain_Switch SDA0 SCL0_3 3V Reset Switch JTAG CLK TDI TDO MS RST X tal 24MHz AV1 Component 1 Y Pb Pr L R DET CVBS L R AV_DET CS RE WE Component 2 Y Pb Pr L R DET Audio L R Audio L R for RGB HDMI 2 HDMI 3 SPDIF RX TX RX TX Reset IC 54MHz JACK BACK JACK BACK at REAR at REAR ...

Страница 70: ...e Only Check RF Cable Y Y 18 Digital TV Video Trouble Shooting while recording Watch Record N Y Check USB N Follow procedure USB trouble shooting Check video audio output Follow procedure digital TV video audio trouble shooting Check Watch N Follow procedure OSD trouble shooting Y Check HDD User N Replace Jack ...

Страница 71: ... data MICOM MTV416GMF MAX3232 BCM3556 BCM3556 Brazil Brazil Data 0 7 TU_SCLK TU_SDATA TU_SYNC TU_SIF TU_CVBS_IN X tal RF_Switch Gain_Switch SDA0 SCL0_3 3V Reset Switch JTAG CLK TDI TDO MS RST X tal 24MHz AV1 Component 1 Y Pb Pr L R DET CVBS L R AV_DET CS RE WE Component 2 Y Pb Pr L R DET Audio L R Audio L R for RGB HDMI 2 HDMI 3 SPDIF RX TX RX TX Reset IC 54MHz JACK BACK JACK BACK at REAR at REAR ...

Страница 72: ...E Internal Use Only Check video output Y Follow procedure All source audio trouble shooting Maybe BCM3556 internal audio DSP has problems Replace It N Follow procedure digital TV video trouble shooting while recording watch record N 19 Digital TV Audio Trouble Shooting while recording Watch Record ...

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