LG 55LH85 - - 54.6" LCD TV Page 66 Service Manual Download

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WIRELESS LH80/LH85

About Wireless TV

INPUT

MAIN IC

LCD

MODULE

AV
Component
HDMI
RGB

MSTAR
BCM

LGD
AUO
CMO

Analog

Digital

LVDS

NORMAL MODEL

INPUT

MAIN IC

AV
Component
HDMI
RGB

Analog

Digital

WIRELESS MODEL

TV SET

SIGNAL

CONVERTER

DTC
SIL9134

LVDS

MEDIA-BOX

TX MODULE

HDMI

S

SB9110

RX MODULE

SIL9134

MAIN IC

LCD

MODULE

LGD V4

LVDS

Wireless

TV SET

HDMI

LGE3159

L
LGE7329

Summary of Contents for 55LH85 - - 54.6" LCD TV

Page 1: ... SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS LA92F MODEL 55LH85 55LH85 UC 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 MFL58600436 0905 REV00 ...

Page 2: ...ht LG Electronics Inc All right reserved Only for training and service purposes 2 LGE Internal Use Only CONTENTS CONTENTS 2 PRODUCT SAFETY 3 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 10 EXPLODED VIEW 16 SVC SHEET ...

Page 3: ...perate without damage of electrical shock 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 p...

Page 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...

Page 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...

Page 6: ...2 Demanded other specification Safety UL CSA IEC specification EMC FCC ICE IEC specification SPECIFICATION NOTE Specifications and others are subject to change without notice for improvement No Item Specification Remark 1 Receiving System 1 ATSC NTSC M 2 Available Channel 1 VHF 02 13 2 UHF 14 69 3 DTV 02 69 4 CATV 01 135 5 CADTV 01 135 3 Input Voltage 1 AC 100 240V 50 60Hz Mark 110V 60Hz N America...

Page 7: ...BLUE 0 064 17 0 279 18 WHITE Typ 0 03 0 292 Typ 0 03 55LH85 UC 55LH80YD NB 19 0 638 20 RED 0 334 21 0 290 22 GREEN 0 606 23 0 144 24 BLUE 0 064 25 0 279 26 Color coordinate WHITE Typ 0 03 0 292 Typ 0 03 42LH80YD NB 27 Color coordinate uniformity N A 1000 1 8000 1 1400 1 10000 42LH80YD NB DCR 28 Contrast ratio 1000 1 8000 1 1400 1 10000 47LH85 UC 47LH80YD NB DCR 1000 1 8000 1 1400 1 10000 1 55LH85 ...

Page 8: ...0I 9 1920 1080 67 500 60 148 50 HDTV 1080P 10 1920 1080 67 432 59 94 148 352 HDTV 1080P 11 1920 1080 27 000 24 000 74 25 HDTV 1080P 12 1920 1080 26 97 23 976 74 176 HDTV 1080P 13 1920 1080 33 75 30 000 74 25 HDTV 1080P 14 1920 1080 33 71 29 97 74 176 HDTV 1080P No Resolution H freq kHz V freq Hz Pixel clock MHz Proposed PC DDC 1 640 350 31 468 70 09 25 17 EGA 2 720 400 31 469 70 08 28 32 DOS O O 3...

Page 9: ... V freq Hz Pixel clock MHz Proposed PC DDC 1 640 350 31 468 70 09 25 17 EGA 2 720 400 31 469 70 08 28 32 DOS O O 3 640 480 31 469 59 94 25 17 VESA VGA O 4 800 600 37 879 60 31 40 00 VESA SVGA O 5 1024 768 48 363 60 00 65 00 VESA XGA O O 6 1280 768 47 776 59 870 79 5 CVT WXGA 7 1360 768 47 712 60 015 85 50 VESA WXGA O 8 1280 1024 63 981 60 020 108 00 VESA SXGA O 9 1600 1200 75 00 60 00 162 VESA UXG...

Page 10: ...ndividual 40ft H Cubic Set Set Set Set Swivel YES NO YES NO Angle Degree Tilt Funchion Angle Front Back Degree Width Height 572 Depth 454 2 276 2 mm With Neck Dimension W O Packing 5 4 mm W O Neck Dimension With Packing mm Commercial Weight W O Packing Kg With Neck 4 Stand Assy Weight With Packing Spec 2 0 1 5 3 0 Kgf Set 5 Test Spec Swivel Force Measure DQA Kgf Set Spec 0 2 1 3 Degree Degree Set ...

Page 11: ...T CHECK Don t use Instop key after Media Box Main b d board test and Media Box assemble test 3 2 Final assembly adjustment Wireless Pairing White Balance adjustment RS 232C functionality check Factory Option setting per destination EYE Q Test Ship out mode setting In Stop 3 3 Etc Ship out mode Service Option Default 4 Automatic Adjustment 4 1 ADC LGE3369 Adjustment 4 1 1 Overview ADC adjustment is...

Page 12: ...e pairing work with the Media Box besides the existing test and can be changed the process and the test method Total Assembly process TV Tool option check Connect the TV and Media Box wireld with the HDMI cable TV HDMI5 port Media Box Service port Wireless Pairing Media Box Tool option check Media Box AC power off Remove the HDMI cable Adjust the White Balance Media Box AC power on Access to Wirel...

Page 13: ...rn ja 00 ff Adjustment data jb 00 c0 wb 00 1f End of Gain adjustment wb 00 20 start wb 00 2f end In the case of Off set adjustment wb 00 ff End of white balance adjustment Adjustment Map 13 LGE Internal Use Only Copyright LG Electronics Inc All right reserved Only for training and service purposes Color Analyzer Computer Pattern Generator RS 232C RS 232C RS 232C Probe Signal Source If TV internal ...

Page 14: ...he adjustment is done at three white balances of Cool Medium and Warm Adjustment environment and reference 1 Environment illuminance Adjust it to 10 LUX or less at the place where the light source such as lamp should be blocked at maximum 2 Probe location Maintain the Color Analyzer CA 210 close to the module surface by 10cm or less and keep the probe of the Color Analyzer perpendicular to the mod...

Page 15: ...ure auto check preparation Check that Power Cord is fully inserted to the set If loose re insert 2 Perform GND Internal Pressure auto check Unit w fully inserted power cord and A V arrives to the auto check process Connect D terminal AV JACK TESTER Auto CONTROLLER GWS103 4 ON Perform GND TEST If NG Buzzer will sound to inform the operator If OK changeover to I P check automatically Remove CORD A V...

Page 16: ...50 740 760 A2 LV1 A10 LV2 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 Do not modify the original desi...

Page 17: ...16V C532 0 47uF 25V FAN_EN AC4 12 AF15 IC504 MP2305DS EAN33143501 3 SW 2 IN 4 GND 1 BS 5 FB 6 COMP 7 EN 8 SS R528 10K 1 L510 CB3216PA501E READY R523 56K 1 C538 0 1uF 16V C535 0 01uF 50V C531 10uF 16V 12V C537 22uF 16V C539 0 1uF 50V FAN_POWER C536 5600pF 50V R524 9 1K R515 10K OPT R553 2K OPT R505 4 7K Q501 RTR030P02 S D G 5V_ST L517 BLM18PG121SN1D OPT L516 BLM18PG121SN1D 5V_EXT Q502 2SC3052 E B C...

Page 18: ...IN1 CEC J10 HDMI_CEC 9 F32 12 M15 R301 0 R312 0 SDA_WIRED MICOM_ISP 12 W8 SCL_WIRED MICOM_ISP 12 X8 R313 0 R300 0 HDMI0_HPD 9 F35 3 3V_ST R328 47K OPT R329 1K OPT VR308 AVRL161A1R1NT GND D300 MMBD301LT1G R323 68K R333 0 R334 0 R332 0 R335 0 R336 0 R337 0 R338 0 R339 0 R340 0 R341 0 R342 0 R343 0 R344 0 R345 0 R346 0 R347 0 3 3V_ST R310 0 R311 0 R306 0 R307 0 C303 0 1uF 16V OPT VR303 AVRL161A1R1NT ...

Page 19: ...O_M_CLK 9 V26 R413 5 6 3 3V 0 1uF C408 R404 100 24V_AMP SPK_L AK10 SPK_L AK11 0 1uF C439 50V 0 1uF C441 50V R422 3 3 R411 5 6 C401 0 1uF 16V MS_SCK 9 V26 SUB_SCL 9 G13 9 J4 9 AC31 9 BB7 SUB_SDA 9 G13 9 J3 9 AC31 9 BB7 MS_LRCH 9 V26 MS_LRCK 9 V26 SPK_L AF18 L407 120 ohm SPK_R AF14 SPK_L AF20 P400 WAFER ANGLE 1 2 3 4 L409 120 ohm L408 120 ohm SPK_R AF16 L406 120 ohm 3 3V_ST Q400 2SC3052 E B C R425 1...

Page 20: ...2uF 25V C641 0 1uF 16V L624 BLM18PG121SN1D C642 22uF 16V R611 12K 1 3 3V C623 0 1uF 16V C660 10uF 10V IC600 SC4215ISTRT 0IPMGS1010A 3 VIN 2 EN 4 NC_2 1 NC_1 5 NC_3 6 VO 7 ADJ 8 GND 1 8V_DDR R604 9 1K 1 D600 100V 1N4148W_DIODES OPT C604 1uF 10V R639 10 1 10W 1 IC601 MP2212DN EAN57653801 3 IN 2 GND 4 BS 1 FB 5 VCC 6 SW_1 7 SW_2 8 EN SYNC 5V R634 18K 1 C601 22uF 16V C602 22uF OPT R633 56K 1 R635 10K ...

Page 21: ... 0 1uF C210 0 1uF C223 0 1uF C202 10uF R223 1K 1 1 8V_S_DDR C236 0 1uF R234 56 R213 56 R216 56 1 8V_S_DDR AR207 56 C240 0 1uF R218 56 R204 1K 1 R214 56 R219 56 R222 1K 1 C207 0 1uF C233 0 1uF C228 0 1uF C213 0 1uF 1 8V_S_DDR AR212 56 R228 56 AR200 56 AR203 56 C209 0 1uF R241 56 R232 56 R211 56 R237 56 C216 0 1uF C238 0 1uF AR211 56 AR208 56 R210 56 1 8V_S_DDR C204 0 1uF R227 56 L200 BLM18PG121SN1D...

Page 22: ..._TXD_MEMC 12V_TCON LVDS_SEL 9 AO33 M21 PWM_DIM 9 AD15 4 D19 OPC_OUT1 4 D18 OPC_EN 9 AO32 OPC_OUT2 4 E21 L707 CB3216PA501E LVDS_SEL 9 AO33 AL17 C757 0 1uF 16V C756 0 1uF 16V C755 0 1uF 16V C754 0 1uF 16V BIT_SEL R730 0 OPT C752 0 1uF OPT C753 1000pF 50V C751 22uF 25V C744 10uF 10V C750 10uF C758 0 1uF R743 1K OPT R731 1K OPT 3 3V_MEMC R744 1K R740 1K IC701 LGE7329A EAN60659201 E1 SDAS D1 SCLS F1 GP...

Page 23: ...C829 0 1uF A_URSA_BA1 URSA_DQ 0 31 7 AB4 AL20 URSA_CASZ C825 0 1uF URSA_DQM1 7 W4 URSA_DQS1 7 Y4 C813 10uF R819 56 R815 56 A_URSA_MCLKE U8 URSA_MCLKZ1 7 AB4 R806 56 URSA_ODT 7 I10 X13 R801 1K 1 C801 10uF 10V C832 1000pF R805 22 URSA_CASZ C835 0 1uF URSA_BA0 7 R4 T9 URSA_DQSB3 7 I13 C812 0 1uF C810 0 1uF C800 0 1uF C823 10uF B_URSA_MCLKE T9 B_URSA_BA1 AR812 22 R803 22 AR807 22 AR813 22 C820 0 1uF B...

Page 24: ...RXACKN F2 RXA0P G2 RXA0N G3 RXA1P H3 RXA1N G1 RXA2P H1 RXA2N H2 DDCD_A_DA A1 DDCD_A_CK B2 HOTPLUG_A A2 RXBCKP C3 RXBCKN B1 RXB0P C1 RXB0N C2 RXB1P D2 RXB1N D3 RXB2P E3 RXB2N D1 DDCD_B_DA E1 DDCD_B_CK F3 HOTPLUG_B E2 RXCCKP AE8 RXCCKN AD8 RXC0P AD9 RXC0N AF8 RXC1P AF9 RXC1N AE9 RXC2P AE10 RXC2N AD10 DDCD_C_DA AE7 DDCD_C_CK AF7 HOTPLUG_C AD7 CEC J3 HSYNC0 SC1_ID N2 VSYNC0 SC1_FB N1 RIN0P SC1_R P2 GI...

Page 25: ...1 24 NC3 25 GPIOA5 DSDA2 26 GPIOA4 DSCL2 27 GPIOA3 PWM7 P03 28 GPIOA2 PWM6 P02 29 GPIOA1 PWM5 P01 30 GPIOA0 PWM4 P00 31 GPIOD7 RXD1 32 GPIOD6 TXD1 33 GPIOD5 P13 AD7 34 GPIOD4 P12 AD6 35 GPIOD3 P11 AD5 36 GPIOD2 P10 AD4 37 GPIOD1 HIN2 38 GPIOD0 HIN1 39 GPIOE7 VIN1 40 GPIOE6 VIN2 41 GPIOE5 P07 42 GPIOE4 LPWM P06 43 GPIOE3 PWM3 44 GPIOE2 PWM2 45 GPIOE1 PWM1 46 NRST 47 GPIOE0 PWM0 48 NC5 R930 27K OPT ...

Page 26: ...R_CONTACT 4 T_CONTACT 5 GND_CONTACT A SWITCH_A B SWITCH_B F SWITCH_F E SWITCH_E C SWITCH_C D SWITCH_D 6 SHIELD AV1_CVBS_IN 001 B2 009 B4 C1227 47pF 50V AV2_CVBS_IN 001 B2 009 B4 C1206 100pF 50V OPT AV2_CVBS_DET 001 B3 009 I4 R1248 10K R1254 1K C1219 100pF 50V D3 3V_2 D3 3V_2 D3 3V_2 D3 3V_2 AV1_AUDIO_L 001 B3 C1251 100pF 50V C1250 100pF 50V AV1_AUDIO_R 001 B3 AV2_L_IN 009 D3 AV2_R_IN 009 D3 C1224 ...

Page 27: ...I4 002 G3 R518 3 6K OPT R596 0 D2 _HDMI4 002 G3 CEC_REMOTE 002 B1 002 B3 002 D1 002 E1 002 H5 D1 _HDMI4 002 G3 R1507 47K OPT R523 0 D1 _HDMI4 002 G3 C505 0 1uF 16V OPT R594 0 R526 0 HPD4 002 G3 VR507 AVRL161A1R1NT OPT R595 0 R519 0 JP506 R597 0 R537 47K R559 47K R536 R558 R538 47K R546 47K R533 R545 R535 47K R561 47K R534 47K R547 47K C504 0 1uF L501 BLM18PG121SN1D D3 3V_2 D3 3V_HDMI R542 2K R541 ...

Page 28: ...100uF 16V P5 0V_ST C700 0 1uF 16V R704 47K C720 10uF OPT Q701 SI4925BDY 3 S2 2 G1 4 G2 1 S1 5 D2_1 6 D2_2 7 D1_1 8 D1_2 L700 CB3216UA121 OPT WIHD_PWR_EN 012 F2 D5 0V_W R703 10K C721 0 1uF 16V R705 2 7K P5 0V_ST Q700 2SC3052 E B C L701 CB3216UA121 R702 120K C722 OPT 8 0PI C719 0 1uF 16V IC700 BA50BC0WFP E2 1 CTL 2 VCC 3 GND 4 OUT 5 NC P6 0V C716 0 1uF 16V R701 1K D5 0V_1 C718 100uF 16V C711 100uF 1...

Page 29: ... C1022 0 1uF 50V R1012 10K C1001 2 2uF 16V C1000 2 2uF 16V R1003 0 Q1000 ISA1530AC1 E B C Q1001 ISA1530AC1 E B C C1074 OPT C1075 OPT R1030 100 OPT D1 2V_EN 012 F3 C1010 1uF 16V R1010 470 R1069 470 OPT R1018 0 OPT R1005 0 R1007 12K AR1071 100 R1074 47K R1017 4 7K R1009 OPT R1008 10K R1072 1M R1016 47 OPT R1068 5 1K OPT R1060 1K R1063 1K R1004 2 2K OPT R1013 4 7K R1021 0 AR1070 100 R1075 OPT C1029 0...

Page 30: ...AR313 56 R306 22 R307 22 R300 150 OPT R344 150 OPT R331 22 R330 22 D1 8V_S_DDR D1 8V_S_DDR C311 1000pF C300 1000pF C335 1000pF C308 0 1uF C305 0 1uF C332 0 1uF C325 0 1uF C310 0 1uF C318 0 1uF C313 0 1uF C312 0 1uF C331 0 1uF C328 0 1uF C327 0 1uF C320 0 1uF C330 0 1uF C316 0 1uF C306 0 1uF C315 0 1uF C317 0 1uF C307 0 1uF C334 0 1uF C302 0 1uF C309 0 1uF C301 0 1uF C304 0 1uF C326 0 1uF C319 0 1u...

Page 31: ...4M 016 C2 R115 47 COMP2_L_IN 001 E3 HDMI_RX0 002 F3 R172 47 AV2_CVBS_IN 001 B2 001 C3 R175 22K OPT C147 0 1uF LVB_0P 016 C1 C150 0 1uF LVA_3M 016 C2 C159 0 01uF OPT C2105 0 1uF C2127 0 1uF C166 0 1uF C167 0 1uF C195 0 1uF C2110 0 1uF C2135 10uF C179 0 1uF C190 0 1uF C198 0 1uF C2132 0 1uF C183 0 1uF C2133 0 1uF C2124 0 1uF C2119 0 1uF C168 0 1uF C2120 0 1uF C196 0 1uF C194 0 1uF C2136 10uF C2129 0...

Page 32: ... 16V TP406 R454 4 7K OPT R436 OPT R414 100 MICOM_UART_RXD 014 C5 SCL_MCU 009 G8 MICOM_SCL_S 014 E2 MICOM_SCL_M 012 C3 UART_SELECT 014 F6 P5 0V_ST P5 0V_ST MICOM_UART_TXD 014 F6 FRONT_INT 014 E2 D3 3V_1 RGB_DDC_SCL 001 H1 MICOM_SDA_M 012 C3 R410 22 C400 47uF 16V R426 100 R404 4 7K R439 100 TP409 MICOM_SCL_M 012 D5 R411 22 R448 0 R446 6 8K TP403 R428 0 D3 3V_L R409 22 HDMI_CEC_TX 017 F2 017 F4 HDMI_...

Page 33: ...TR030P02 S D G IC1101 MIC2009YM6 TR 3 ENABLE 2 GND 4 FAULT 1 VIN 6 VOUT 5 ILIMIT USB_DM 009 I2 C1124 1000pF OPT C1125 1000pF OPT R1124 0 R1123 0 Q1103 RTR030P02 S D G P5 0V_ST R1129 330 R1128 4 7K P1105 SMW200 03 1 2 3 C1126 0 1uF 16V Q1102 2SC3052 E B C P5 0V_ST FAN_S_DETECT 012 F4 FAN_S_ONOFF 012 F4 C1127 10uF 16V P6 0V D1108 5 6V ADMC5M03200L OPT D1107 5 6V ADMC5M03200L OPT 5V_USB_1 014 G2 5V_U...

Page 34: ...6V C930 1000pF 50V C911 1000pF 50V C914 0 1uF 16V C933 1000pF 50V LVB_1P 009 D2 C915 1000pF 50V C926 1000pF 50V C938 1000pF 50V R947 4 7K LVB_0P 009 D2 R952 4 7K OPT C919 0 1uF 16V HDMI_TX_RESETb 017 A3 009 F5 LVB_0M 009 D2 IC900 DTC30LM36 EAN60390301 1 PLLGND_1 2 PLLVCC_1 3 MODE3 4 PDN 5 MODE0 6 MODE1 7 DK 8 R_FB 9 OE 10 MODE2 11 MAP 12 VCC_1 13 GND_1 14 R20 15 R21 16 R22 17 R23 18 R24 19 R25 20 ...

Page 35: ...16V P5 0V_ST HDMI_TX_TMDS_TXA1P 017 F1 HDMI_TX_SDA 017 H5 C804 0 1uF 16V R807 680 TP806 HDMI_TX_VIDEO_HSYNC 016 G3 MS_LRCK 009 E4 HDMI_TX_TMDS_TXACP 017 E5 D3 3V_2 HDMI_TX_SDA 017 F2 R819 4 7K R830 0 OPT R813 47K D1 8V_1 C824 0 1uF 16V VR800 AVRL161A1R1NT TP805 HDMI_TX_VIDEO_DE 016 G3 C830 47uF 16V HDMI_TX_SEL 017 C6 009 F5 D5 0V_1 R815 1K HDMI_TX_VIDEO_CLK 016 G6 HDMI_TX_HPD1 017 F5 017 F2 R820 0...

Page 36: ...SENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC Title Sheet 2009 02 05 W TV Tx 1 12 1 Title Sheet 2 RFIC 3 Power 4 Power Supply1 5 Power Supply2 6 BBIC IF 7 BBIC Clock Recovery 8 BBIC Audio Video Out 9 BBIC Control 10 BBIC Misc 11 BBIC Power Ground 12 HDMI Rx Wireless TV Transmitter Board CHOI SEONG WOOK ...

Page 37: ...C218 4 7uF 6 3V C210 4 7uF 6 3V C231 4 7uF 6 3V C219 4 7uF 6 3V VDDHA_ 2 5V_TxicM TP201 TP202 C217 22uF compC C250 22uF compC R203 3 01K compC R201 3 01K compC VCC1 0V_RF VCC1 0V_RF VCC1 0V_RF VCC1 0V_RF VCC1 0V_RF R206 0 1005 XOEN 002 Y23 006 X16 AVDD_XO_ 3 3V IC201 SB9110 VDDARF_1 C1 VDDARF_2 C2 VDDHARF_1 D1 VDDHARF_2 D2 VSSA_6 E1 VSSA_7 E2 VDDAPL_1 F1 VDDAPL_2 F2 VDDARF_5 G1 VDDARF_6 G2 VSSA_10...

Page 38: ... THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC AVDD_XO_ 3 3V 3 3V_SI_AVCC L309 CIC21J601 C301 4 7uF 10V 2012 C302 4 7uF 10V 2012 L310 CIC21J601 DVDDIO_VCC3 3V VDDHA_ 2 5V_TxicM VCC2 5V VCC3 3V VCC2 5V_LDO L311 CIC21J601 C310 47uF 6 3V C311 47uF 6 3V L305 3 3uH L303 3 3uH 3 12 W TV Tx Power CHOI SEONG WOOK 2009 02 05 ...

Page 39: ... 47uF 6 3V VCC5V C439 0 1uF R454 4 7K 1 10W 1 R453 4 7K C440 4 7uF 2012 R452 15K 1 10W 1 C441 0 1uF IC404 SC4215ISTRT 3 VIN 2 EN 4 NC_2 1 NC_1 5 NC_3 6 VO 7 ADJ 8 GND L407 CIC21J601 R451 1K 1005 D400 SML 201MT VCC2 5V_LDO VCC3 3V VCC3 3V C444 47uF 6 3V VCC1 7V_LDO VCC1 0V_LDO L410 UBW3216 121 L408 UBW3216 121 L406 UBW3216 121 R402 12K R416 20K C420 2 7pF compC C423 270pF compC IC401 SC4624MLTRT 1 ...

Page 40: ...2K C505 1uF C507 1uF C504 10uF 6 3V C513 10uF 6 3V R502 4 7K R503 4 7K R501 4 7K R500 4 7K C500 0 1uF 16V C501 0 01uF 25V C502 0 01uF 25V VCC1 7V_LDO VCC5V IC500 SC338IMSTRT 3 EN1 2 ADJ1 4 PGD1 1 DRV1 5 GND 6 PGD2 7 EN2 8 ADJ2 9 DRV2 10 IN VCC1 0V_RF VCC1 2V R509 10K C510 47uF 6 3V C511 47uF 6 3V C503 0 01uF 25V C509 0 01uF 25V C512 47uF 6 3V Q501 SI4804BDY 3 S2 2 G1 4 G2 1 S1 5 D2_1 6 D2_2 7 D1_1...

Page 41: ..._P 002 N15 BBINI_N 002 N15 HSD1_N 002 U23 XOEN 002 Y23 002 AM14 BBOUTI_P 002 N17 PCLK_P 002 AD15 HSCLK_N 002 T23 HSCS_P 002 T23 BBINQ_N 002 N14 HSD3_P 002 V23 HSD0_N 002 U23 HSD1_P 002 U23 HSD0_P 002 U23 BBOUTQ_N 002 N16 STBY 002 Y24 HSDOUT 002 V23 R601 3 01K compC SB9120 IC601 ADCI_P L20 ADCI_N L19 ADCQ_P N19 ADCQ_N N20 DACI_P R20 DACI_N R19 DACQ_P U19 DACQ_N U20 PCLK_P L17 PCLK_N M17 REFRES T17 ...

Page 42: ...CTION FROM X RADIATION 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 7 12 BBIC Clock Recovery W TV Tx BACK CHANNEL AUDIO CIRCUIT REMOVED CHOI SEONG WOOK 2009 02 05 ...

Page 43: ...VIDEO_G2 012 AL22 VIDEO_G3 012 AL21 VIDEO_G8 012 AL20 VIDEO_G7 012 AL20 VIDEO_G6 012 AL20 VIDEO_G5 012 AL21 VIDEO_G10 012 AL19 VIDEO_G11 012 AL19 VIDEO_R2 012 AL18 VIDEO_R6 012 AL17 VIDEO_R0 012 AL18 VIDEO_R8 012 AL16 VIDEO_R7 012 AL17 VIDEO_R4 012 AL17 VIDEO_R1 012 AL18 VIDEO_R3 012 AL18 VIDEO_R9 012 AL16 VIDEO_R5 012 AL17 VIDEO_R11 012 AL15 VIDEO_R10 012 AL16 TP805 TP807 TP806 VIDEO_B2 008 P17 0...

Page 44: ...12 V25 012 AH4 R930 0 OPT R931 0 OPT R932 0 R933 0 R934 0 OPT R935 0 TP900 TP901 TP902 TP903 TP904 TP905 TP906 TP907 TP908 VCC3 3V R936 4 7K R937 4 7K R938 4 7K R939 4 7K R940 4 7K R941 4 7K R942 4 7K R943 4 7K R944 4 7K PSM VCC3 3V SB9120 IC601 RSVD_1 A9 RSVD_2 A10 RSVD_3 B10 RSVD_4 C10 RSVD_5 K2 RSVD_6 N1 RSVD_7 N2 RSVD_8 U3 RSVD_9 V2 RSVD_10 V3 RSVD_11 V7 RSVD_12 W2 RSVD_13 W7 RSVD_14 Y2 GPIO0 ...

Page 45: ...0 U2 VDDIO_22 W1 VSS_92 T3 NC_23 P18 VSSA_10 P17 VSSA_8 N17 NC_22 K18 NC_21 K17 VSS_103 V10 VSS_98 U10 NC_7 B12 NC_15 C12 NC_1 A13 NC_8 B13 NC_16 C13 NC_2 A14 NC_9 B14 NC_17 C14 NC_3 A15 NC_10 B15 NC_18 C15 NC_4 A16 NC_11 B16 NC_19 C16 NC_5 A17 NC_12 B17 NC_20 C18 NC_6 A19 NC_13 B19 NC_14 B20 NC_42 W20 NC_41 W19 NC_52 Y19 NC_32 V18 NC_40 W18 NC_51 Y18 NC_31 V17 NC_39 W17 NC_50 Y17 NC_30 V16 NC_38 ...

Page 46: ...SS_39 J13 VSS_38 J12 VSS_37 J11 VSS_36 J10 VSS_35 J9 VSS_34 J8 VSS_33 J7 VSS_31 H14 VSS_30 H13 VSS_29 H12 VSS_28 H11 VSS_27 H10 VSS_26 H9 VSS_25 H8 VSS_24 H7 VSS_22 G14 VSS_21 G13 VSS_20 G12 VSS_19 G11 VSS_18 G10 VSS_17 G9 VSS_16 G8 VSS_15 G7 VSS_23 G18 VSS_14 F18 VSS_13 E18 VSS_8 D18 VSS_3 C20 VSS_2 C19 VSS_1 A20 VSS_12 E17 VSS_11 E16 VSS_7 D17 VSS_6 D16 VSS_106 Y1 VSS_108 Y4 VSS_97 U5 VSS_96 U4 ...

Page 47: ...R0X0 45 AGND_2 46 AVCC33_3 47 R0X1 48 R0X1 49 AGND_3 50 AVCC33_4 51 R0X2 52 R0X2 53 AGND_4 54 AVCC18_2 55 RSVDNC_1 56 AVCC33_5 57 R1XC 58 R1XC 59 AGND_5 60 AVCC33_6 61 R1X0 62 R1X0 63 AGND_6 64 AVCC33_7 65 R1X1 66 R1X1 67 AGND_7 68 AVCC33_8 69 R1X2 70 R1X2 71 AGND_8 72 AVCC18_3 73 IOGND_4 74 IOVCC33_4 75 MUTEOUT 76 RSVDNC_2 77 RSVDNC_3 78 SPDIF 79 CGND_3 80 CVCC18_4 81 SD 82 RSVDNC_4 83 RSVDNC_5 8...

Page 48: ...ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC 1 13 W TV Rx Wireless TV Receiver Board 2009 02 03 1 Title Sheet 2 RFIC 3 Power 4 Power Supply1 5 Power Supply2 6 BBIC IF 7 BBIC Clock Recovery 8 BBIC Audio Video Out 9 BBIC Control 10 BBIC Misc 11 BBIC Power Ground 12 HDMI Tx 13 uController Title Sheet ...

Page 49: ...608 C230 4 7uF 6 3V 1608 C226 4 7uF 6 3V 1608 C220 4 7uF 6 3V 1608 C245 4 7uF 6 3V 1608 C210 4 7uF 6 3V 1608 C202 4 7uF 6 3V 1608 XO_EN V22 6 Y15 R206 0 1005 IC201 SB9111 VDDARF_1 C1 VDDARF_2 C2 VDDARF_5 D1 VDDARF_6 D2 VSSA_6 E1 VSSA_7 E2 VDDAPL_1 F1 VDDAPL_2 F2 VDDHARF_1 G1 VDDHARF_2 G2 VSSA_10 H1 VSSA_11 H2 BBINI_N J1 BBINI_P J2 VSSA_14 K1 VSSA_15 K2 BBINQ_P L1 BBINQ_N L2 VSSA_18 M1 VSSA_19 M2 B...

Page 50: ...V AVDD_XO_ 3 3V VDD_ 2 5V_RxicM L310 CIC21J601 L312 CIC21J601 L302 CIC21J601 L309 CIC21J601 L308 CIC21J601 C306 4 7uF 10V 2012 C307 4 7uF 10V 2012 C308 4 7uF 10V 2012 C309 4 7uF 10V 2012 C302 10uF 16V 3216 C301 10uF 16V 3216 VCC1 8VH VCC3 3V L311 CIC21J601 C310 10uF 16V 3216 C311 10uF 16V 3216 C312 10uF 16V 3216 L303 3 3uH L304 3 3uH IC301 AZ1117R 1 8TRE1 SOT89_3PIN 1 ADJ GND 2 OUTPUT 3 INPUT Powe...

Page 51: ... 1 10W 1 VCC5V IC404 SC4215ISTRT 3 VIN 2 EN 4 NC_2 1 NC_1 5 NC_3 6 VO 7 ADJ 8 GND R426 4 7K VCC2 5V VCC3 3V VCC3 3V C426 47uF 6 3V 7343 C418 47uF 6 3V 7343 C417 47uF 6 3V 7343 C429 47uF 6 3V 7343 L407 CIC21J601 L408 CIC21J601 C428 22uF 10V 3216 C430 22uF 10V 3216 R406 10K 1005 R415 12K 1005 R417 10K 1005 R401 20K 1 1005 C420 1 2pF 1005 C415 1 2pF 1005 R405 10K C401 0 047uF 1005 C402 1uF 10V 1608 C...

Page 52: ...CC1 0V RF C509 0 1uF 16V 1005 C507 0 1uF 16V 1005 C511 47uF 6 3V 7343 C512 47uF 6 3V 7343 C513 0 1uF 16V 1005 C514 47uF 6 3V 7343 C503 4 7uF 10V 2012 C501 1uF 6 3V 1005 C504 0 01uF 25V 1005 C506 0 01uF 25V 1005 C510 1uF 6 3V 1005 IC501 SC338IMSTRT 3 EN1 2 ADJ1 4 PGD1 1 DRV1 5 GND 6 PGD2 7 EN2 8 ADJ2 9 DRV2 10 IN R501 15K 1 1005 R504 12K 1 1005 C502 10uF 6 3V 1608 C508 10uF 6 3V 1608 Q501 SI4804BDY...

Page 53: ...LK_N 2 S22 HSCLK_P 2 S22 HSD3_P 2 T22 HSD3_N 2 T22 HSD2_P 2 T22 HSD2_N 2 T22 HSD1_P 2 S22 HSD1_N 2 T22 HSD0_P 2 S22 HSD0_N 2 S22 BBINI_P 2 N16 BBINI_N 2 N16 BBINQ_P 2 N15 BBINQ_N 2 N15 IC601 SB9121 ADCI_P R22 ADCI_N R21 ADCQ_P U21 ADCQ_N U22 DACI_P L22 DACI_N L21 DACQ_P N21 DACQ_N N22 PCLK_P N19 PCLK_N M19 REFRES H19 XOEN E20 STBY D20 HSDOUT F20 HSD3_P D21 HSD3_N D22 HSD2_P E21 HSD2_N E22 HSD1_P F...

Page 54: ...005 R715 4 7K 1005 R719 4 7K 1005 OPT L704 CIC21J601 VCC3 3V VCC3 3V C709 0 1uF 16V 1005 R703 1K 1005 R706 1 2K 1005 SB9121 IC601 VDAC_SDA C10 VDAC_SCL A9 VCLK27 C11 VCLK B9 ACLK B13 ACLK27 A13 ADAC_SDA A14 ADAC_SCL C13 IC702 CDCE925PWR 3 VDD 2 S0 4 VCTR 1 XIN CLK 6 VDDOUT_1 5 GND_1 7 Y4 8 Y5 9 VDDOUT_2 10 Y3 11 Y2 12 GND_2 13 Y1 14 S2 SCL 15 S1 SDA 16 XOUT IC704 CDCE925PWR 3 VDD 2 S0 4 VCTR 1 XIN...

Page 55: ...D02 X9 12 J23 VIDEO_D03 X9 12 J23 AR806 22 2010_A4 TP803 TP804 TP805 TP806 TP807 TP808 R801 4 7K 1005 OPT R802 4 7K 1005 OPT R803 4 7K 1005 OPT VIDEO_D27 12 S17 VIDEO_D26 12 S17 VIDEO_D25 12 S17 VIDEO_D24 12 S17 VIDEO_D15 12 M23 VIDEO_D14 12 M23 VIDEO_D13 12 M23 VIDEO_D04 12 K23 VIDEO_D01 12 J23 IC601 SB9121 D35 K1 D34 K2 D33 K3 D32 J1 D31 J2 D30 J3 D29 H1 D28 H2 D27 H3 D26 G1 D25 G2 D24 G3 D23 F1...

Page 56: ... A15 GPIO 8 B14 GPIO 7 Y9 GPIO 6 AB8 GPIO 5 AA9 GPIO 4 Y10 GPIO 3 AB9 GPIO 2 AA10 GPIO 1 AB10 GPIO 0 Y11 RST AA6 CS1 Y6 CS0 AA4 SDI Y4 SDO Y5 SCLK AA5 SCL AB6 SDA AA7 I2CSEL Y8 INT AB5 VSS_130 Y7 SXTALI B12 SXTALO A12 VCC3 3V R923 4 7K 1005 GPIO3 7 AF10 TP911 TP908 GPIO5 7 AF22 R931 4 7K 1005 R926 4 7K 1005 R935 4 7K 1005 TP912 TP910 TP913 R928 4 7K 1005 VCC3 3V R929 4 7K 1005 GPIO4 7 AF10 TP915 R...

Page 57: ...S_135 AA11 VSS_128 W12 NC_11 C15 NC_1 A16 NC_6 B16 NC_12 C16 NC_2 A17 NC_7 B17 NC_13 C17 NC_3 A18 NC_8 B18 NC_14 C18 NC_4 A19 NC_9 B19 NC_15 C19 NC_5 A20 NC_10 B20 NC_16 C20 NC_20 U20 NC_21 V20 NC_24 W22 NC_23 W21 NC_22 W20 NC_36 Y22 NC_35 Y21 NC_34 Y20 NC_33 Y19 NC_44 AA19 NC_32 Y18 NC_43 AA18 NC_52 AB18 NC_31 Y17 NC_42 AA17 NC_51 AB17 NC_30 Y16 NC_41 AA16 NC_50 AB16 NC_29 Y15 NC_40 AA15 NC_49 AB...

Page 58: ...DIO_1 D12 VDDIO_2 D13 VDDIO_3 D16 VDDIO_4 D17 VDDIO_7 E16 VDDIO_8 E17 VDDIO_9 F4 VDDIO_10 F5 VDDIO_11 G4 VDDIO_12 G5 VDDIO_13 K4 VDDIO_14 L4 VDDIO_15 P5 VDDIO_16 R5 VDDIO_18 V6 VDDIO_19 V7 VDDIO_22 W6 VDDIO_23 W7 VDDIO_24 W10 VDDIO_25 W11 VDDIO_20 V14 VDDIO_21 V15 VDDIO_17 U19 IC601 SB9121 VSS_61 L16 VSS_60 L15 VSS_59 L14 VSS_58 L13 VSS_57 L12 VSS_56 L11 VSS_55 L10 VSS_54 L9 VSS_53 L8 VSS_52 L7 VS...

Page 59: ...22 0 1005 R1223 0 1005 R1224 0 1005 R1225 0 1005 OPT R1218 0 1005 OPT R1220 0 1005 I2C_SDA 9 AA17 N7 13 W14 13 AH10 R1219 0 1005 I2C_SCL 9 AA17 N7 13 W14 13 AH10 UART0_TXD 13 U14 UART0_RXD 13 U14 I2C_SCL1 13 W12 R1203 0 1005 OPT I2C_SDA1 13 W12 R1216 0 1005 OPT VIDEO_D00 8 X9 VIDEO_D01 8 X9 VIDEO_D02 8 P6 8 X9 VIDEO_D03 8 U6 8 X9 VIDEO_D12 8 X12 8 AA6 VIDEO_D13 8 X12 VIDEO_D14 8 X12 VIDEO_D15 8 X1...

Page 60: ...E7 4 PMA5 SCK2 CN8 RG6 5 PMA4 SDI2 CN9 RG7 6 PMA3 SDO2 CN10 RG8 7 MCLR 8 PMA2 SS2 CN11 RG9 9 VSS_1 10 VDD_1 11 C1IN AN5 CN7 RB5 12 C1IN AN4 CN6 RB4 13 C2IN AN3 CN5 RB3 14 C2IN AN2 SS1 CN4 RB2 15 PGC1 EMUC1 AN1 VREF CVREF CN3 RB1 16 PGD1 EMUD1 PMA6 AN0 VREF CVREF CN2 RB0 17 PGC2 EMUC2 AN6 OCFA RB6 18 PGD2 EMUD2 AN7 RB7 19 AVDD 20 AVSS 21 U2CTS C1OUT AN8 RB8 22 PMA7 C2OUT AN9 RB9 23 TMS CVREFOUT PMA...

Page 61: ... on osd Bad sound No sound Wireless connecting osd is displayed continually There is no video signal from Rx module to TV main ic so TV understand this time like disconnection state and display connecting osd continually And then if TV is not activated rightly within 15min it will go to st by mode b Check power control line Check input output signal Check inner HDMI cable connection status There c...

Page 62: ...ad image No image IC s cold soldering or memory defect accompanied noise on osd Bad sound No sound F Ticon b d or Inverter check Check power No effect directly Bad image or No image g No connection connection Wireless connection Check Wireless connecting osd Check inner HDMI cable connection status There can be cable s defect Wireless connection osd is displayed continually That osd can be appeare...

Page 63: ...ck the red led s blinking of Media Box front Wireless interference check Refer to the installation method guide Inner HDMI cable s connection status From Rx Tx module to Main Trouble shooting OSD OSD Check first when Wireless connection is disable Check Tip In some cases TV only or Wired mode make easy to check Caution Information TV set Media Box is just 1 1 connection No multiple device connecti...

Page 64: ... the left or right remote controller button Check the Paired Status if changed from NG to OK If s w version of Tx Rx module TV Media box main isn t matched Wireless can t be connected So at that time check the version and upgrade by usb 4 Remove HDMI cable check wireless connection If connection is not completed power off and on the TV Media Box If there are 2 or more wireless tv set it s need to ...

Page 65: ... UC Korea 42LH80YD NB 47LH80YD NB 55LH80YD NB Total programmable IC TV MAIN B D IC102 MAIN S FLASH IC103 MAIN N FLASH IC700 FRC S FLASH IC902 MICOM IC105 HDCP IC101 NVRAM IC300 HDMI5 EDID RX MODULE IC901 SIBEAM B B S FLASH IC1301 PIC MICOM Media Box MAIN B D IC101 MAIN S FLASH IC102 MAIN N FLASH IC401 MICOM IC105 HDCP IC104 NVRAM IC502 HDMI S W EDID TX MODULE IC901 SIBEAM B B S FLASH Blue USB upgr...

Page 66: ...CMO Analog Digital LVDS NORMAL MODEL INPUT MAIN IC AV Component HDMI RGB Analog Digital WIRELESS MODEL TV SET SIGNAL CONVERTER DTC30LM36 SIL9134 LVDS MEDIA BOX TX MODULE HDMI SIL9125 SB9120 SB9110 RX MODULE SB9111 SB9121 SIL9134 MAIN IC LCD MODULE LGD V4 LVDS Wireless TV SET HDMI LGE3159 LGE3369 LGE7329 ...

Page 67: ...0 LH85 From Media Box Main b d SIL9125 SB9120 B B SB9110 RF To TV Main b d HDMI Cable HDMI Cable SIL9134 SB9121 B B SB9111 RF PIC32MX MICOM TX Module RX Module Media Box TV SET TX module RX module About Wireless TV ...

Page 68: ...WIRELESS LH80 LH85 LR HR Unused LR HR Unused SB9110 SB9111 Top view of RF IC Antenna HRP Channel Fc HRP 60 48 LRP Channel About Wireless TV ...

Page 69: ...nd 3 LRP channel like this 60 32 60 48 60 64 First thing the LRP channel setting has to be matched in wired mode There are not only channel but also mac address that Tx Rx modules have it s own for preventing wireless interference Set the LRP channel and share the mac address each other that s called pairing After pairing Antenna search and set the wireless path by LRP and then send video audio da...

Page 70: ...512Mb DDR2 512Mb NAND Flash 512Mb LGE3159GV S5 KIA7427F For wired wide use LGE7329 Ursa USB RS 232 Only for service WT61P8 Micom MODULE NOT FOR USER Connect to Rx b d I2C FHD 120HZ RF Transceiver SB9111 Network Processor SB9121 HDMI Transmitter SiI9134 8p wafer 24 Wireless RX Module 5 0V 3 3V_L 2 5V_L 1 0V_L 2 5V_L 1 5V_L 1 2V_L 1 0V_L 3 3V_L 1 8V_L MICOM PIC32 HDMI CABLE HDMI5 ...

Page 71: ...ervice only For wireless HDMI In HDMI Out I2C IR For test LVDS TTL I2C SPI_CK CS D0 D1 Rear jack b d IF FE_SIF COMPONENT2 AV2 AV2_CVBS_IN COMP1_Y Pb Pr COMP2_Y Pb Pr Can Tuner TDVW H154F Demodulator LGDT3305 RS 232C MAX3232CDR HDMI Splitter PI3HDMI1210 HDMI Transmitter SiI9134 LVDS Receiver THC63LVD1024 Serial Flash For Boot DDR2 SDRAM 1Gbit HYNIX DDR2 SDRAM 512Mbit HYNIX MICOM Weltrend NAND Flash...

Page 72: ...F Transceiver SB9110 Network Processor SB9120 HDMI Receiver SiI9125 30 I2C_CH2 HDMI 3 3V_2 3 3V_L 3 3V_2 3 3V_2 1 8V_1 3 3V_2 5 0V_1 TX_SEL 1 26V_1 1 8V_DDR 3 3V_1 CEC_TX SiBEAM I F I2C_CH4 24 Wireless TX Module 5 0V_ST 3 3V_L 2 5V_L 1 0V_L 2 5V_L 1 5V_L 1 2V_L 1 0V_L 3 3V_L 1 8V_L Composite Video IN Component Y Pb Pr IN ANT CABLE IN RGB IN HDMI IN x4 SERVICE only 5 0V_TU I2C_CH6 FE_VMAIN FRONT BA...

Page 73: ...U I2C_CH6 BACK TX_SEL I2C_CH2 VSB QAM Demodulator LGDT3305 I2C_CH2 TS I2C_CH2 I2C_CH4 I2C_CH6 1 8V_1 A V Audio 1 A V Audio 2 COMP Audio 1 COMP Audio 2 RGB Audio ANALOG AUDIO INPUT DIGITAL AUDIO INPUT I2S S PDIF S PDIF OUT FRONT FE_SIF HDMI Transmitter SiI9134 HDMI DeMUX PI3HDMI1210 RF Transceiver SB9110 Network Processor SB9120 HDMI Receiver SiI9125 HDMI SiBEAM I F 3 3V_L 2 5V_L 1 0V_L 2 5V_L 1 5V...

Page 74: ...ontrol SLEEP XTAL 3 6864MHz OSC 54MHz Embedded CPU SiI9125 HDMI Receiver MX1605 Serial Flash SPI Bus 4line D 35 0 H VSYNC DE IDCK I2S SPDIFI I2C 2line DDC 2line TMDS 8line HDMI_RST SiBEAM_INT HDMI_INT Power 3 3V 2 5V 1 5V 1 2V 1 0V SiBEAM_RST Power Source 5V MCLK SCK W S XTAL 28 322MHz HDMI CABLE Control Power CABLE 12p ...

Page 75: ...I2S 4line SPDIFO I2C 2line DDC 2line TMDS 8line RST INT INT Power 3 3V 2 5V 1 5V 1 2V 1 0V VCXO VCXO Video PLL Video DAC Audio PLL Audio DAC I2C I2C ACLK VCLK Micom PIC32MX340F256H RST Power Source 5V ADCI_P N ADCQ_P N PCLK_P N DACI_P N DACQ_P N RF Control SLEEP XTAL 3 6864MHz OSC 54MHz MCLK SCK W S I2C 2line XTAL 27MHz XTAL 27MHz Power CABLE 8p HDMI CABLE ...

Page 76: ......

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LG 55LH85 - - 54.6" LCD TV, Service Manual

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