LG 42LH70YD-SE Service Manual
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LG 42LH70YD-SE Service Manual

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LCD TV

SERVICE MANUAL

CHASSIS : LJ91D
MODEL : 42LH70YD
CAUTION
BEFORE SERVICING THE CHASSIS,
READ THE SAFETY PRECAUTIONS IN THIS MANUAL.
P/NO : MFL61862401 (0905-REV01)
North/Latin America
Europe/Africa
Asia/Oceania
42LH70YD-SE
Internal Use Only
http://aic.lgservice.com
http://eic.lgservice.com
http://biz.lgservice.com
Printed in Korea

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  • Page 1: Service Manual

    Internal Use Only North/Latin America http://aic.lgservice.com Europe/Africa http://eic.lgservice.com Asia/Oceania http://biz.lgservice.com LCD TV SERVICE MANUAL CHASSIS : LJ91D MODEL : 42LH70YD 42LH70YD-SE CAUTION BEFORE SERVICING THE CHASSIS, READ THE SAFETY PRECAUTIONS IN THIS MANUAL. P/NO : MFL61862401 (0905-REV01) Printed in Korea...

  • Page 2: Table Of Contents

    PRODUCT SAFETY ..................3 SPECIFICATION ..................6 ADJUSTMENT INSTRUCTION ...............14 TROUBLE SHOOTING ................17 BLOCK DIAGRAM...................58 EXPLODED VIEW .................. 59 SVC. SHEET ....................Copyright LG Electronics. Inc. All right reserved. - 2 - LGE Internal Use Only Only for training and service purposes...

  • Page 3: Safety Precautions

    An other abnormality exists that must be corrected before the receiver is returned to the customer. Copyright LG Electronics. Inc. All right reserved. - 3 - LGE Internal Use Only Only for training and service purposes...

  • Page 4: Servicing Precautions

    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 Copyright LG Electronics. Inc. All right reserved. - 4 - LGE Internal Use Only Only for training and service purposes...
  • Page 5 CAUTION: Maintain original spacing between the replaced component and adjacent components and the circuit board to prevent excessive component temperatures. Copyright LG Electronics. Inc. All right reserved. - 5 - LGE Internal Use Only Only for training and service purposes...

  • Page 6: Electrical Specification

    2) Humidity : ~ 80 % Storage Environment 1) Temp : -20 ~ 60 deg 2) Humidity : ~ 85 % Copyright LG Electronics. Inc. All right reserved. - 6 - LGE Internal Use Only Only for training and service purposes...
  • Page 7 14. 1920*1080 33.71 29.97 74.176 HDTV 1080P 15. 1920*1080 56.25 50.000 148.5 HDTV 1080P 16. 1920*1080 28.125 25.000 74.25 HDTV 1080P Copyright LG Electronics. Inc. All right reserved. - 7 - LGE Internal Use Only Only for training and service purposes...
  • Page 8 - Min Horiz. Freq - 30 kHz - Max Horiz. Freq - 80 kHz - Pixel Clock - 170 MHz Copyright LG Electronics. Inc. All right reserved. - 8 - LGE Internal Use Only Only for training and service purposes...

  • Page 9: Contents

    W/O Stand 1120 19.8 With Stand Product W/O Packing Weight 17.2 W/O Stand With Packing 24.0 With Stand 21.0 W/O Stand Copyright LG Electronics. Inc. All right reserved. - 9 - LGE Internal Use Only Only for training and service purposes...

  • Page 10: Specification

    (Display Data Channel) download • Color Temperature (White Balance) Adjustment • Make sure RS-232C control • Selection Factory output option Copyright LG Electronics. Inc. All right reserved. - 10 - LGE Internal Use Only Only for training and service purposes...
  • Page 11 4.3. << 10P WAFER >> PIN MAP Copyright LG Electronics. Inc. All right reserved. - 11 - LGE Internal Use Only Only for training and service purposes...
  • Page 12 - xb 00 60: Change to RGB-PC mode(No action) - ad 00 10: Adjust 1080p RGB - ad 00 90: End of the adjustment Copyright LG Electronics. Inc. All right reserved. - 12 - LGE Internal Use Only Only for training and service purposes...
  • Page 13 • RGB 1080p adjustment in RGB input mode • If you success RGB 1080p Adjust. You can see “ADC RGB-DTV Success” Copyright LG Electronics. Inc. All right reserved. - 13 - LGE Internal Use Only Only for training and service purposes...
  • Page 14 Download jig Main RGB cable Pic.3) For write EDID data, setting Jig and another instruments. • EDID data for LJ91D Chassis (Model name = LG TV) - HDMI-1 EDID table (0x33, 0x2C) - Analog (RGB) EDID table (0x9B, 0x25) Copyright LG Electronics.
  • Page 15 * If it needs, offset adjustment (wb 00 20-start, wb 00 2f-end) • "wb 00 ff": End of white balance adjustment (inner pattern disappear) Copyright LG Electronics. Inc. All right reserved. - 15 - LGE Internal Use Only Only for training and service purposes...
  • Page 16 GND. - ESD test: Test between Power cord GND and Live and neutral. • Leakage current: Set to 0.5mA(rms) Copyright LG Electronics. Inc. All right reserved. - 16 - LGE Internal Use Only Only for training and service purposes...

  • Page 17: Block Diagram

    DP2/DM2 USB_DP2 SCL, SDA_3.3V NVRAM O.C. Protector Reset IC Reset Switch MICOM SCL, SDA_3.3V X-tal (MTV416GMF) 24MHz 54MHz CLK,TDI,TDO,MS,RST Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. X-tal JTAG LGE Internal Use Only Only for training and service purposes...
  • Page 18 22 ohm RS232C_RxD 100 ohm MAX3232 100 ohm RS232C_TxD D3.3V 22 ohm 100 ohm SCL2 MST7323 SDA2 22 ohm 100 ohm Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 19 0x54 0x54 BCM3556 BCM3556 CH2 (+3.3V) EEPROM Micom Micom EEPROM MTV416 AT24C512 AT24C512 MTV416 0x50 0xA6 0xA6 0x50 (+3.3V) MST7323 MST7323 Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 20 SCL0_3.3V, SDA0_3.3V, DDC_SCL, DDC_SDA Board Board Jack Jack CVBS, SIF, AV, RGB ,COMPONENT, R/L, Board Board TU_SCLK, TU_DATA, TU_SYNK’’.. < Signal Interface > Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 21: Trouble Shooting

    DP2/DM2 USB_DP2 SCL, SDA_3.3V NVRAM O.C. Protector Reset IC Reset Switch MICOM SCL, SDA_3.3V X-tal (MTV416GMF) 24MHz 54MHz CLK,TDI,TDO,MS,RST Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. X-tal JTAG LGE Internal Use Only Only for training and service purposes...
  • Page 22 Check X903 Clock 54MHz Replace X903 Check signal transition Maybe BCM3556 has troubles at IC101 #9 pin Replace IC101 Flash Memory Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 23: Block Diagram

    DP2/DM2 USB_DP2 SCL, SDA_3.3V NVRAM O.C. Protector Reset IC Reset Switch MICOM SCL, SDA_3.3V X-tal (MTV416GMF) 24MHz 54MHz CLK,TDI,TDO,MS,RST Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. X-tal JTAG LGE Internal Use Only Only for training and service purposes...
  • Page 24 Check P903 Maybe BCM3556(IC100) or 7329A(IC901) #16(TXAC-), #17(TXAC+), #32(TXBC-), #33(TXBC+) has troubles Check LVDS Cable Replace Cable Check Voltage LCD Module Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 25 DP2/DM2 USB_DP2 SCL, SDA_3.3V NVRAM O.C. Protector Reset Switch Reset IC MICOM SCL, SDA_3.3V X-tal (MTV416GMF) 24MHz 54MHz CLK,TDI,TDO,MS,RST Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. X-tal JTAG LGE Internal Use Only Only for training and service purposes...
  • Page 26 Check cable between P203 at Jack Maybe Cable Pin has problems Board and P701 at Main Baord Maybe BCM3556(IC100) has problems Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 27 DP2/DM2 USB_DP2 SCL, SDA_3.3V NVRAM O.C. Protector Reset Switch Reset IC MICOM SCL, SDA_3.3V X-tal (MTV416GMF) 24MHz 54MHz CLK,TDI,TDO,MS,RST Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. X-tal JTAG LGE Internal Use Only Only for training and service purposes...
  • Page 28 Check CVBS Signal Replace one of R703 and C110 R703 and C110 at Main Baord & Recheck Maybe BCM3556(IC100) has problems Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 29 DP2/DM2 USB_DP2 SCL, SDA_3.3V NVRAM O.C. Protector Reset Switch Reset IC MICOM SCL, SDA_3.3V X-tal (MTV416GMF) 24MHz 54MHz CLK,TDI,TDO,MS,RST Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. X-tal JTAG LGE Internal Use Only Only for training and service purposes...
  • Page 30 Board and P701 at Main Baord Check Component Signal C130, C131, C132 Replace it C133, C134. C135 Maybe BCM3556(IC100) has problems Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 31 DP2/DM2 USB_DP2 SCL, SDA_3.3V NVRAM O.C. Protector Reset Switch Reset IC MICOM SCL, SDA_3.3V X-tal (MTV416GMF) 24MHz 54MHz CLK,TDI,TDO,MS,RST Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. X-tal JTAG LGE Internal Use Only Only for training and service purposes...
  • Page 32 Board and P701 at Main Board Check RGB Signal Replace it C127, C128, C129 at Main Board Maybe BCM3556(IC100) has problems Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 33 DP2/DM2 USB_DP2 SCL, SDA_3.3V NVRAM O.C. Protector Reset Switch Reset IC MICOM SCL, SDA_3.3V X-tal (MTV416GMF) 24MHz 54MHz CLK,TDI,TDO,MS,RST Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. X-tal JTAG LGE Internal Use Only Only for training and service purposes...
  • Page 34 Maybe Cable Pin has problems Board and P701 at Main Board Check AV Signal Replace it C124, C125 at Main Board Maybe BCM3556(IC100) has problems Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 35 DP2/DM2 USB_DP2 SCL, SDA_3.3V NVRAM O.C. Protector Reset Switch Reset IC MICOM SCL, SDA_3.3V X-tal (MTV416GMF) 24MHz 54MHz CLK,TDI,TDO,MS,RST Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. X-tal JTAG LGE Internal Use Only Only for training and service purposes...
  • Page 36 Check IC601 Voltage Level Replace one of +1.8V_HDMI, +5.0V_HDMI L601/L602/R619/R615 Check I2C Signal Replace It & Recheck R624/R625/R157/R158 Maybe BCM3556(IC100) has problems Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 37 DP2/DM2 USB_DP2 SCL, SDA_3.3V NVRAM O.C. Protector Reset IC Reset Switch MICOM SCL, SDA_3.3V X-tal (MTV416GMF) 24MHz 54MHz CLK,TDI,TDO,MS,RST Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. X-tal JTAG LGE Internal Use Only Only for training and service purposes...
  • Page 38 Replace It L511, L503, L501 & Recheck Check BCM3556 I2S Output Replace It & Recheck R505, R506, R507 Maybe BCM3556(IC100) has problems Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 39 DP2/DM2 USB_DP2 SCL, SDA_3.3V NVRAM O.C. Protector Reset Switch Reset IC MICOM SCL, SDA_3.3V X-tal (MTV416GMF) 24MHz 54MHz CLK,TDI,TDO,MS,RST Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. X-tal JTAG LGE Internal Use Only Only for training and service purposes...
  • Page 40 Check video output trouble shooting Follow procedure All source audio Maybe BCM3556 internal audio trouble shooting DSP has problems. Replace It Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 41 DP2/DM2 USB_DP2 SCL, SDA_3.3V NVRAM O.C. Protector Reset Switch Reset IC MICOM SCL, SDA_3.3V X-tal (MTV416GMF) 24MHz 54MHz CLK,TDI,TDO,MS,RST Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. X-tal JTAG LGE Internal Use Only Only for training and service purposes...
  • Page 42 R704 and C106 at Main Board & Recheck Follow procedure All source audio Maybe BCM3556 audio block has trouble shooting problems. Replace It Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 43 DP2/DM2 USB_DP2 SCL, SDA_3.3V NVRAM O.C. Protector Reset Switch Reset IC MICOM SCL, SDA_3.3V X-tal (MTV416GMF) 24MHz 54MHz CLK,TDI,TDO,MS,RST Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. X-tal JTAG LGE Internal Use Only Only for training and service purposes...
  • Page 44 R233/R234/C226/C227 (RGB) & Recheck at Main Board Follow procedure All source audio Maybe BCM3556 audio block has trouble shooting problems. Replace It Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 45 DP2/DM2 USB_DP2 SCL, SDA_3.3V NVRAM O.C. Protector Reset Switch Reset IC MICOM SCL, SDA_3.3V X-tal (MTV416GMF) 24MHz 54MHz CLK,TDI,TDO,MS,RST Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. X-tal JTAG LGE Internal Use Only Only for training and service purposes...
  • Page 46 Re-download EDID data Replace IC601 Follow procedure All source audio Maybe BCM3556 audio block has trouble shooting problems. Replace it Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 47 DP2/DM2 USB_DP2 SCL, SDA_3.3V NVRAM O.C. Protector Reset Switch Reset IC MICOM SCL, SDA_3.3V X-tal (MTV416GMF) 24MHz 54MHz CLK,TDI,TDO,MS,RST Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. X-tal JTAG LGE Internal Use Only Only for training and service purposes...
  • Page 48 - USB power could be disabled by inrushing current - In this case, remove the device and try to reboot the TV (AC power off/on) Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 49 DP2/DM2 USB_DP2 SCL, SDA_3.3V NVRAM O.C. Protector Reset Switch Reset IC MICOM SCL, SDA_3.3V X-tal (MTV416GMF) 24MHz 54MHz CLK,TDI,TDO,MS,RST Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. X-tal JTAG LGE Internal Use Only Only for training and service purposes...
  • Page 50 Check P705 Replace Jack Replace one of Check Signal R3022, R3023 R3022, R3023 & Recheck Maybe BCM3556(IC100) has problems. Replace It. Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 51 DP2/DM2 USB_DP2 SCL, SDA_3.3V NVRAM O.C. Protector Reset Switch Reset IC MICOM SCL, SDA_3.3V X-tal (MTV416GMF) 24MHz 54MHz CLK,TDI,TDO,MS,RST Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. X-tal JTAG LGE Internal Use Only Only for training and service purposes...
  • Page 52 15. Digital TV Recording Fail Trouble Shooting Follow procedure digital TV Check video/audio output video/audio trouble shooting Follow procedure USB trouble Check USB shooting Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 53 DP2/DM2 USB_DP2 SCL, SDA_3.3V NVRAM O.C. Protector Reset Switch Reset IC MICOM SCL, SDA_3.3V X-tal (MTV416GMF) 24MHz 54MHz CLK,TDI,TDO,MS,RST Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. X-tal JTAG LGE Internal Use Only Only for training and service purposes...
  • Page 54 Follow procedure USB trouble Check USB shooting Follow procedure OSD trouble Check Watch shooting Check HDD (User) Replace Jack Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...
  • Page 55 DP2/DM2 USB_DP2 SCL, SDA_3.3V NVRAM O.C. Protector Reset Switch Reset IC MICOM SCL, SDA_3.3V X-tal (MTV416GMF) 24MHz 54MHz CLK,TDI,TDO,MS,RST Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. X-tal JTAG LGE Internal Use Only Only for training and service purposes...
  • Page 56 (watch & record) Follow procedure All source audio Maybe BCM3556 internal audio trouble shooting DSP has problems. Replace It Copyright ⓒ 2009 LG Electronics. Inc. All right reserved. LGE Internal Use Only Only for training and service purposes...

  • Page 57: Exploded View

    X-RADIATION, Shock, Fire, or other Hazards. Do not modify the original design without permission of manufacturer. Copyright LG Electronics. Inc. All right reserved. -59- LGE Internal Use Only Only for training and service purposes...
  • Page 58 HDMI3 * HDMI_CEC 9:G4;N10;AA14 +3.3V_VDDP_ST R693 HDMI_POWER_0 +3.3V_HDMI +1.8V_AMP +1.8V_HDMI D3.3V +3.3V_VDDP_ST R687 L601 HDMI_HPD_0 BLM18PG121SN1D BLM18PG121SN1D R3021 HP_DET R684 L602 C629 C612 R611 0.1uF 0.1uF Q601 9.1K C608 SSM6N15FU DDC_DATA 0.1uF DDC_CLK 12:E6 R605 DRAIN1 SOURCE1 SDA_HDMI_0 O8;Z13 CEC_REMOTE HDMI_CEC SCL_HDMI_0 O8;Z12...
  • Page 59 IC503 AZ1117H-1.8TRE1(EH13A) +1.8V_AMP D3.3V INPUT ADJ/GND OUTPUT C548 C549 22uF 0.1uF C551 C552 0.1uF 22uF +24V +24V_AMP L511 MLB-201209-0120P-N2 SPK_L+ +24V_AMP R518 C544 L504 0.01uF AD-8770 R511 R523 T_68uF_Capacitor C540 EAP60684501 C531 R527 0.1uF 1000pF 4.7K C538 SPEAKER_L 0.47uF C515 C520 C522 C553...
  • Page 60 * FROM LIPS & POWER B/D -->Apply changed Pin Map +12V +3.3V_ST +5V_ST L806 MLB-201209-0120P-N2 L822 D3.3V R873 R859 MLB-201209-0120P-N2 +3.3V_MEMC Q805 3.3K 330K C873 R823 L829 +12V C820 1/10W MLB-201209-0120P-N2 R817 R820 R829 15pF P801 RT1P141C-T112 IC809 D803 SC2621ASTRT A3.3V FM20020-24 R828...
  • Page 61 D1.8V D1.8V A1.2V IC100 BCM3556 0.1uF C345 DDR0_VREF0 DDR1_VREF0 DDR_BVDD0 0.1uF C346 DDR_BVDD1 Qimonda Qimonda DDR_BVSS0 IC300 DDR_BVSS1 IC301 DDR_PLL_TEST HYB18TC1G160C2F-1.9 DDR1_DQ[0-15] R312 R301 HYB18TC1G160C2F-1.9 DDR_PLL_LDO C300 C301 C321 C322 DDR0_DQ[0-15] DDR01_CKE E5;H5;I2 DDR01_CKE R313 470pF 0.1uF 470pF 0.1uF DDR_COMP VREF DDR0_DQ[0] VREF...
  • Page 62 R929 * XTAL X901 M_XTALO M_XTALI 12MHz C946 C947 C947-*1 C946-*1 20pF 15pF 15pF 20pF FRC_XTAL_20PF FRC_XTAL_15PF FRC_XTAL_20PF R917 R923 +3.3V_MEMC 12V_TCON R918 R924 +3.3V_MEMC R919 R925 +1.26V_MEMC R920 R926 P903 TF05-51S +3.3V_MEMC R921 R927 BLM18PG121SN1D 22uF/16 CST PROBLEM R922 R928 URSA_B4M URSA_B4P...
  • Page 63 DDR2 1.8V By CAP - Place these Caps near Memory +1.8V_MEMC +1.8V_FRC_DDR +1.8V_FRC_DDR +1.8V_FRC_DDR BLM18PG121SN1D L1002 PI Result +1.8V_FRC_DDR +1.8V_FRC_DDR URSA_DQ[0-31] AR1018 7:G1;AM22 DDR_DQ[15] URSA_DQ[15] URSA_DQ[0-31] DDR_DQ[8] URSA_DQ[8] AR1004 7:G1;C22 DDR_DQ[10] URSA_DQ[10] URSA_DQ[27] DDR_DQ[27] DDR_DQ[13] URSA_DQ[13] URSA_DQ[28] DDR_DQ[28] IC1001 IC1002 URSA_DQ[25] DDR_DQ[25] AR1017...
  • Page 64 RESET Hot Plug input pin should be feeded over 5mA. BCM Recommend IC100 D3.3V BCM3556 P100 D3.3V D3.3V GIL-G-06-S3T2 R2003 EBI_ADDR3 GPIO_00 R2025 EBI_ADDR4 GPIO_01 TUNER_RESETb I3;14:A6 POWER_DET EBI_ADDR2 GPIO_02 IC400 R199 EBI_ADDR1 GPIO_03 12:B3;12:I4 KIA7029AF R2001 BCM_AVC_DEBUG_TX1 EBI_ADDR0 GPIO_04 R2002 R408 EBI_ADDR5...
  • Page 65 When usding FUNDMENTAl then series R = 0 ohm and CL = 8 pF IC100 54MHz X-TAL When usding Dip-type X-tal then series R = 22 ohm and CL = 12 pF BCM3556 TU_SCLK JP204 PKT0_CLK LVDS_TX_0_DATA0_P LVDS_TX_1_DATA4_N 7:D7 TU_SDATA PKT0_DATA LVDS_TX_0_DATA0_N LVDS_TX_1_DATA4_P...
  • Page 66 IC100 BCM3556 AG28 AE18 R162 DS_AGCI_CTL I2S_CLK_IN AH28 AF18 DS_AGCT_CTL I2S_CLK_OUT BCM_I2S_BIT_CLK 3:D3 AA21 AD17 R163 EDSAFE_AVSS_1 I2S_DATA_IN AB22 AH19 A2.5V EDSAFE_AVSS_2 I2S_DATA_OUT BCM_I2S_DATA_OUT 3:D3 AF26 AD18 R164 EDSAFE_AVSS_3 I2S_LR_IN AF27 AG18 A1.2V EDSAFE_AVSS_4 I2S_LR_OUT BCM_I2S_WORD_CLK 3:D3 BLM18PG121SN1D AF28 AG26 R165 A2.5V L102...
  • Page 67 +3.3V_ST D3.3V R454 R451 +3.3V_ST +3.3V_ST IC402 +3.3V_ST R3010 6.8K +3.3V_ST KIA7029AF C410 C411 C407 Q401 0.1uF 100uF 2SC3875S(ALY) C402 C403 0.1uF 0.1uF +3.3V_ST R430 HSYNC/P1.5 P5.4 R465 4:H1 PANEL_CTL VSYNC/P1.6 P5.5 M5V_ON R403 P1.7/SOGI P5.6 R468 R416 INV_ON/OFF 4:C5 +3.3V_ST P5.7/CLKO2 R467...
  • Page 68 D1.2V C243 C249 C250 C251 C252 C253 C254 C286 C287 0.1uF 4.7uF 1000pF 0.01uF 0.1uF 10uF 10uF 33uF 33uF IC100 BCM3556 D1.2V D1.2V IC100 BCM3556 DVSS_1 DVSS_62 DVSS_2 DVSS_63 DVSS_3 DVSS_64 DVSS_4 DVSS_65 VDDC_1 C244 C246 C256 C258 C259 C262 C265 C266 C288...
  • Page 69 USB JACK & USB +5V Current Protection D3.3V +5.0V BCM Tolerance R713 R712 IC701 USB_POWER_OUT_2 2.7K 2.7K L701 MIC2009YM6-TR * CONTROL IR & LED P701 GF05C-96S VOUT P1101 ILIMIT C701 R701 12507WR-14L 0.1uF TU_SCLK 10:D1 TU_SDATA 10:D1 FAULT/ ENABLE TU_SYNC 10:D1 R702 UCOM_SCL_3.3V...
  • Page 70 COMPONENT1/2,AV1/2 R,G,B PC&DDC +3.3V +3.3V +5V_ST R232 R205 D227 COMP1_DET COMP2_DET ENKMC2838-T112 3:T21 3:T23 C278 C279 100pF 100pF BCM RECOMMAND L212 L215 R292 CM2012FR27KT CM2012FR27KT R295 COMP1_Y_IN COMP2_Y_IN IC202 3:T21 3:T23 C253 C254 M24C02-RMN6T 27pF 27pF C242 0.1uF 4700pF C202 C213 R258 0.1uF...
  • Page 71 TUNER +3.3V TU_+5.0V L107 MLB-201209-0120P-N2 TP129 +3.3V IC102 KIA78R05F C104-*1 C124 C126 C129 0.1uF 4.7uF 100uF 0.1uF RF_SWITCH LGIT RF_SWITCH 3:T24 TU_+5.0V C104 RF-GAIN_SW R113 2200pF C134 GAIN_SWITCH B0[+5V] GAIN_SWITCH 0.1uF 3:T24 TU_+5.0V 22uF TU101 R112 L108 R280 0 LGIT C275 VA1G5BF8005 MLB-201209-0120P-N2...
  • Page 72 TU_SCLK 2:C4 TU_SDATA 2:C4 TU_SYNC 2:C4 SCL0_3.3V 2:C4 SDA0_3.3V 2:C4 TUNER_RESETb 2:C4 TU_CVBS_IN 2:D3 TU_SIF 2:E4 GAIN_SWITCH 2:C5 RF_SWITCH 2:C6 COMP1_L_IN 1:E3 COMP1_R_IN 1:E3 COMP1_DET 1:E4 COMP1_Y_IN 1:E4 COMP1_Pb_IN 1:E4 COMP1_Pr_IN 1:E3 COMP2_L_IN 1:A3 COMP2_R_IN 1:A3 COMP2_DET 1:A4 COMP2_Y_IN 1:A4 COMP2_Pb_IN 1:A4 COMP2_Pr_IN...

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