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LG 47LH90 Series, Руководство по обслуживанию

LG 47LH90 Series - это ультра-тонкий LED телевизор с высоким разрешением. Спецификации включают уникальную технологию Smart Energy Saving, 4 HDMI порта и USB вход. Бесплатно скачайте руководство по эксплуатации на manualshive.com для полного погружения в мир развлечений этого удивительного телевизора.

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Copyright ⓒ 2009 LG Electronics. Inc. All right reserved.

Only for training and service purposes

LGE Internal Use Only

LVDS

‐

RX

fsscg

R1A1~E1

 

+/

‐

R1A2~E2

 

+/

‐

R2A1~E1

 

+/

‐

R2A2~E2

 

+/

‐

([6:0]*5)*4

S_

S

C

L

S_

SDA

SSPLL

SCLKO

clk_disp
rst_disp_n

Local

 

Dimming

(ld_core)

lvdsrx_pm

SSIC

SCLKI

VCO

R1CLK1

 

+/

‐

R1CLK2

 

+/

‐

R2CLK1

 

+/

‐

R2CLK2

 

+/

‐

LV
DS
R

X

_M
AP

‘0’

TMO

D

E[2:

0]

CRG

LVDS

‐

TX

Modified 8/12

clk

ss_sel

rxclkout_en

1.8V & 3.3V

CL

K25

_XOI

N

clk_xtal
rst_xtal_n

clk_xtal :

 

I2C

 

&

 

BLC

 

operation

clk_disp :

 

Local

 

Dimming

 

Core

 

operation

25MHz

+/- 10%

RE

X

T

POR

E

S_

N

M_S

C

L

M_SDA

clk25_sel

clk_25

clk_rx

clk_ss

clk_iss

clk_vco

EEPROM_A1/

T

DI

TDO

TMS

TCK

TR

ST

_N

M_VS
M_SCLK
M_MOSI

S_VS
S_SCLK
S_MOSI

1

0

1

0

1

0

EEPROM_WP

EEPROM_NA

T1A1~E1

 

+/

‐

T1A2~E2

 

+/

‐

T2A1~E1

 

+/

‐

T2A2~E2

 

+/

‐

T1CLK1

 

+/

‐

T1CLK2

 

+/

‐

T2CLK1

 

+/

‐

T2CLK2

 

+/

‐

lvdstx_pm

LV
DS
TX_

M

AP

([6:0]*5)*4

lvdsrx_lock_on

Local dimming Block

Local dimming Block

Содержание 47LH90 Series

Страница 1: ... READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS LA92C MODEL 47LH90 47LH90 UB 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 MFL58600434 0904 REV00 ...

Страница 2: ... LG Electronics Inc All right reserved Only for training and service purposes 2 LGE Internal Use Only CONTENTS CONTENTS 2 SAFETY PRECAUTIONS 3 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 9 EXPLODED VIEW 14 SVC SHEET ...

Страница 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...

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: ...UL CSA IEC specification EMC FCC ICES IEC specification SPECIFICATION NOTE Specifications and others are subject to change without notice for improvement 4 General Specification TV 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 USA 220V 60Hz KOR N...

Страница 7: ... 313 0 328 0 329 0 344 Cool y 0 268 x 0 270 Medium y 0 278 x 0 298 14 Color Temperature Warm y 0 314 Test Condition 85 Full white pattern 15 Color Distortion DG 10 0 16 Color Distortion DP 10 0 deg 17 Color S N AM FM 43 0 dB 18 Color Killer Sensitivity 80 dBm 6 Component Video Input Y PB 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 ...

Страница 8: ...X 2 720 400 31 469 70 08 28 32 DOS 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 6 1280 768 47 776 59 870 79 5 CVT WXGA X 7 1360 768 47 712 60 015 85 50 VESA WXGA X 8 1280 1024 63 981 60 020 108 00 VESA SXGA O 9 1600 1200 75 00 60 00 162 VESA UXGA O 10 1920 1080 67 5 60 148 5 HDTV 1080P O 8 2 DTV Mode No Resolution H fre...

Страница 9: ...ack level area 3 Adjustment items 3 1 Board level adjustment Adjust 480i Comp1 adj Comp1080i RGB Adjust use internal pattern EDID DDC download Above adjustment items can be also performed in Final Assembly if needed Both Board level and Final assembly adjustment items can be check using In Star Menu 1 ADJUST CHECK 3 2 Final assembly adjustment White Balance adjustment RS 232C functionality check F...

Страница 10: ...2C 25 00 7E 8A 42 0x0C 00 00 9E 01 1D 00 72 51 D0 1E 20 6E 28 55 00 7E 0x0D 8A 42 00 00 1E 8C 0A D0 8A 20 E0 2D 10 10 3E 96 0x0E 00 7E 8A 42 00 00 18 26 36 80 A0 70 38 1F 40 30 0x0F 20 25 00 7E 8A 42 00 00 1A 00 00 00 00 00 00 CA 0x00 0x01 0x02 0x03 0x04 0x05 0x06 0x07 0x08 0x09 0x0A 0x0B 0x0C 0x0D 0x0E 0x0F 0x08 02 03 1F F1 47 10 22 20 05 84 03 02 26 15 07 50 0x09 09 07 07 67 03 0C 00 20 00 88 2D...

Страница 11: ...l Source If TV internal pattern is used not needed Connection Diagram of Automatic Adjustment RS 232C COMMAND Meaning CMD ID DATA wb 00 00 Begin White Balance adj wb 00 ff End White Balance adj Internal pattern disappeared 0x00 0x01 0x02 0x03 0x04 0x05 0x06 0x07 0x08 0x09 0x0A 0x0B 0x0C 0x0D 0x0E 0x0F 0x08 02 03 1F F1 47 10 22 20 05 84 03 02 26 15 07 50 0x09 09 07 07 67 03 0C 00 10 00 88 2D E3 05 ...

Страница 12: ...Analyzer CA 210 probe should be within 10cm and perpendicular of the module surface 80 100 3 Aging time After Aging Start Keep the Power ON status during 5 Minutes In case of LCD Back light on should be checked using no signal or Full white pattern 6 Reference White Balance Adj coordinate and color temperature Luminance 216 Gray 42 47 55LH90 UB standard color coordinate and temperature using CS 10...

Страница 13: ... check process Connect D terminal to 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 form AV JACK BOX Perform I P test If NG Buzzer will sound to inform the operator If OK Good lamp will lit up and the stopper will allow the pallet to move on to next process 6 2 Checkpoint TEST vo...

Страница 14: ...d 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 design without permission of manufacturer IMPORT...

Страница 15: ...I_DI 008 Y11 MEMC_RXOC 001 R34 URSA_MCLK 009 Q16 C854 0 1uF L802 BLM18PG121SN1D MEMC_RXE0 001 R39 MEMC_RXE4 001 R37 R812 100 C853 0 1uF M_SPI_CK 008 Y10 URSA_A 0 4 URSA_A 0 4 URSA_ACK URSA_ACK 008 AF25 C803 0 1uF R807 56 3 3V_MEMC R806 56 C825 0 1uF R825 820 3 3V_ST R804 1M M_XTALO 008 AF11 URSA_MCLKZ1 009 Y15 R831 10K URSA_D 0 4 URSA_D 0 4 URSA_DCK URSA_DCK 008 AL17 MEMC_RXO0 001 R36 C821 0 1uF C...

Страница 16: ... 16V R1504 1K OPT D2 _HDMI4 D0 _HDMI3 005 AF6 5V_HDMI_1 HDMI_CLK DDC_SDA_2 005 Y26 005 AM12 C504 0 1uF R553 OPT R504 0 1 8V_HDMI R516 1K OPT R545 R519 0 D1 _HDMI4 005 AG20 TDA9996_SDA D0 _HDMI1 5V_ST 5V_HDMI_1 R1500 47K OPT R523 0 HPD1 R539 0 HPD2 R541 2K DDC_SDA_1 C528 0 1uF C512 0 1uF 16V D2 _HDMI4 3 3V_ST CK _HDMI3 5V_HDMI_2 001 Y20 005 W27 005 AK15 D1 _HDMI1 005 Z11 DDC_SCL_3 HPD3 005 AD6 D0 _...

Страница 17: ... R1074 47K L1010 BG2012B800 5V_TU C1017 100pF 50V FE_VMAIN 001 D24 5V_TU 12V TS_SYNC 3 3V_PVSB 3 3V_FE R1015 8 2K R1062 100 R1023 22 SDA_TU C1040 0 1uF TS_CLK C1045 36pF 50V 1 2V_PVSB C1012 0 047uF 50V OPT JP1004 C1011 10uF 10V C1033 0 1uF 50V GND C1037 0 1uF 16V OPT 5V_EXT AR1070 100 C1030 0 1uF 50V R1002 1K C1002 100uF 16V R1027 0 1 2V_DVDD_PVSB 3 3V_AVDD_PVSB C1035 100uF 16V R1069 470 R1011 20K...

Страница 18: ... OPT PF_WP 001 R7 ISP_TXD_TR 008 C23 R191 22 R157 1K OPT ISP_RXD 004 AB26 R258 10K OPT P101 SMW250 04 1 2 3 4 R106 4 7K X100 12MHz R206 33 OPT SCL1 001 AO5 001 AO5 Q100 KRC103S E B C AV_CVBS_DET 004 K12 R234 0 ISP_TXD R190 2 2K BT_DM DBG_RX R211 33 OPT R232 0 R285 0 OPT C161 10uF 6 3V R238 100 SDA1 001 AO6 001 AO5 PF_CE1 001 T8 R257 100 R104 33 TS_VALID 010 AC20 010 AK19 USB_DP 004 AL26 R2199 2 2K...

Страница 19: ...R3506 0 C3518 0 1uF 16V TMS R4219 100 R3517 0 LED_M_SCLK AR3511 0 R4233 100 L3501 BLM18PG121SN1D R3552 10K DIMMING_3 3V AR3503 0 DIMMING_SCL R3541 100 OPT R4226 100 DIMMING_1 8V C3514 0 1uF 16V R4222 100 IC3501 MK2302S 01LFTR OPT 3 GND 2 ICLK 4 S0 1 FBIN 5 S1 6 CLK1 7 VDD 8 CLK2 L3504 BLM18PG121SN1D R3504 0 AR3502 0 TDO C3524 0 1uF 16V R3531 100 DIMMING_3 3V DIMMING_SCL DIMMING_WP C3516 0 1uF 16V ...

Страница 20: ...01 BLM18PG121SN1D C2110 0 1uF C171 0 1uF C164 0 1uF C179 0 1uF C174 0 1uF C2136 10uF C173 0 1uF C180 0 1uF C177 0 1uF C196 0 1uF 3 3V_VDDP C176 0 1uF C165 330uF 4V 1 8V_DDR C181 1uF AMP_MUTE 006 W10 R185 1 2K SB_MUTE 001 AB22 R131 3 3K PWM1 001 N10 001 AB24 PWM_DIM 007 N20 A_DIM 007 B19 D102 ENKMC2838 T112 A1 C A2 C182 1uF OPT NTP_MUTE 001 AB20 PWM0 001 N11 001 AB24 R186 100OPT R189 100 PWM2 001 N...

Страница 21: ...pF 50V D1233 5 6V CDS3C05HDMI1 ZENER R1229 0 LED_R LED_MOVING 001 AR32 R1230 0 R1201 100 C1248 1000pF 50V D1239 5 6B L1203 BG2012B080TF R1227 4 7K USB_OCD R1217 47 3 3V_ST USB_DP 001 AR34 L1204 BG2012B080TF 3 3V_ST R1200 100 C1204 0 1uF 5V_EXT IC1202 MIC2009YM6 TR 3 ENABLE 2 GND 4 FAULT 1 VIN 6 VOUT 5 ILIMIT 3 3V_ST R1225 0 L1201 CB3216PA501E C1249 1000pF 50V R1202 4 7K D1232 5 6V CDS3C05HDMI1 ZEN...

Страница 22: ...URSA_WEZ 008 K4 009 T10 C927 0 1uF C929 0 1uF URSA_MCLKZ1 008 U4 C936 0 1uF R911 56 C935 0 1uF A_URSA_RASZ 009 X17 A_URSA_WEZ 009 Y14 AR901 56 C919 0 1uF 1 8V_FRC_DDR IC901 HYB18TC256160BF 2 5 QIMONDA J2 VREF J8 CK H2 VSSQ_2 B7 UDQS N8 A4 P8 A8 L1 NC_4 L2 BA0 R8 NC_3 K7 RAS F8 VSSQ_3 F3 LDM P3 A9 M3 A1 N3 A5 K8 CK R3 NC_5 L3 BA1 J7 VSSDL L7 CAS F2 VSSQ_4 B3 UDM M2 A10 AP K2 CKE R7 NC_6 M7 A2 N7 A6...

Страница 23: ...DQ5 C9 VDDQ6 C7 VDDQ7 C3 VDDQ8 C1 VDDQ9 A9 VDDQ10 R1 VDD1 M9 VDD2 J9 VDD3 E1 VDD4 A1 VDD5 B9 DQ15 B1 DQ14 D9 DQ13 D1 DQ12 D3 DQ11 D7 DQ10 C2 DQ9 C8 DQ8 F9 DQ7 F1 DQ6 H9 DQ5 H1 DQ4 H3 DQ3 H7 DQ2 G2 DQ1 G8 DQ0 1 8V_S_DDR 1 8V_S_DDR C1 0 1uF AR6 56 R23 1K 1 R11 56 R21 56 1 8V_S_DDR C25 0 1uF R31 33 R44 1K 1 R35 56 C39 0 1uF C41 0 1uF AR5 56 C11 0 1uF R18 56 1 8V_DDR 1 8V_S_DDR R32 33 R5 1K 1 C42 1000...

Страница 24: ...M18PG121SN1D R752 33K 1 10W 1 C740 4 7uF 25V R714 100 1 8V_AMP 3 3V_MEMC R751 27K 1 10W 1 R753 10K OPT R740 47K C779 0 01uF 25V INV_CTL 001 AR31 R716 100 OPT C706 1uF 25V R761 0 OPT C757 10uF 10V Q702 2SC3052 E B C 3 3V_FE C791 22uF 16V C709 0 1uF 16V OPT C728 0 1uF 50V 1 8V_MEMC C735 0 1uF 50V C704 10uF 10V C750 22uF 16V 1 26V_MEMC Q707 2SC3052 OPT E B C R713 0 R735 22K 12V C724 10uF 6 3V C732 22...

Страница 25: ...9 50V 24V_AMP SPK_L 006 AJ20 AMP_RST 001 AB21 C609 33pF 50V C618 22000pF 50V 24V_AMP C601 0 1uF 50V MS_LRCK 001 W26 SPK_R 006 AH10 L609 120 ohm D601 100V 1N4148W OPT C623 22000pF 50V C603 10uF 16V 0 1uF C637 50V 0 1uF C645 50V R615 5 6 C602 DEV 68uF R612 10K C624 22000pF 50V 0 1uF C605 50V 0 01uF C641 50V 0 1uF C638 50V IC600 NTP 3100L EAN60664001 1 BST1A 2 VDR1A 3 RESET 4 AD 5 DVSS_1 6 VSS_IO 7 C...

Страница 26: ...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 R1245 470K JK1203 KCN DS 1 0088 1 2 3 4 5 6 7 8 9 10 C1237 1000pF 50V C1229 0 33uF R1243 75 R1263 12K R1299 220 5V_VGA AV_R_IN C1218 OPT D1212 5 6V ADMC5M03200L_AMODIODE R1285 100 OPT D1216 30V ADUC30S03010L_AMODIODE R1238 75 L1209 BLM18PG121SN1D R1242 75 R1255 12K DSUB_HSYNC 001 D29 R1211 10K D1209 3...

Страница 27: ...512160B2F 2 5 Data 16 31 Addr ctrl data MAX3232 PCM_A 0 7 IF SIF TU_CVBS X tal Reset IF_AGC SDA SCL_5V Reset Switch JTAG CLK TDI TDO MS RST AV1 Component 1 Y Pb Pr L R CVBS L R HDMI 4 CS RE WE Component 2 Y Pb Pr L R Audio L R Audio L R for RGB HDMI 2 HDMI 3 SPDIF DP DM 5V RX TX RX TX Reset IC MAX809RTR 12MHz JACK PACK JACK PACK at REAR at REAR SCL SDA_3 3V FRC IC MST7323S DDR2 256Mbit Qimonda Hyn...

Страница 28: ...B_HSYNC DSUB_VSYNC DSUB_R DSUB_G DSUB_B DSUB_HSYNC DSUB_VSYNC COMP1_Y COMP1_Pr COMP1_Pb COMP2_Y COMP2_Pr COMP2_Pb AV_CVBS_IN SIDEAV_CVBS_IN 4x1 HDMI Switch TDA9996HL RXCCKP RXCCKN RXC0P RXC0N RXC1P RXC1N RXC2P RXC2N HDMI_RX2 HDMI_RX1 HDMI_RX0 HDMI_CLK D2 _HDMI1 D1 _HDMI1 D0 _HDMI1 CK _HDMI1 CEC_REMOTE CEC_REMOTE CEC_REMOTE CEC_REMOTE IF SIF TU_CVBS Reset IF_AGC SDA SCL_5V RF LGDT3305 D2 _HDMI2 D1 ...

Страница 29: ...mmon Mode INCM signal Each of HPD in out signal of HDMI Port goes to GPIO Port of BCM3548 EDSAFE_IF_P EDSAFE_IF_N SIF0P TU_IF_P FE_SIF TU_IF_N TU_IF_AGC AUL2 AUR2 SPDIF_OUT I2S_CLK_OUT I2S_DATA_OUT I2S_LR_OUT AV_L_IN AV_R_IN AUL1 AUR1 AUL3 AUR3 AUL0 AUR0 AUL4 AUL5 COMP1_R_IN COMP1_L_IN COMP2_R_IN COMP2_L_IN SIDEAV_R_IN SIDEAV_L_IN PC_R_IN PC_L_IN HDMI_SW_D1 HDMI_SW_D0 HDMI_SW_CK Digital AMP NTP310...

Страница 30: ...ock Flash EJTAG Block NAND FLASH HY27US08121B TPCB PCM_A0 PCM_A1 PCM_A2 PCM_A3 PCM_A4 PCM_A5 PCM_A6 PCM_A7 F_RBZ PF_OE PF_CE0 PF_CE1 PF_ALE PF_WE RB RE CE CLE ALE WE I O 0 I O 1 I O 2 I O 3 I O 4 I O 5 I O 6 I O 7 8 PCM_A 0 7 WP PF_AD15 F_RB PF_OE PF_CE0 PF_CE1 PF_ALE PF_WE PF WP Reset Switch Reset IC MAX809RTR S5 S6_Reset HWRESET 3 3V 3 3V ...

Страница 31: ... 7k ohm 4 7k ohm EEPROM AT24C512BW 33 ohm 33 ohm 0 ohm 0 ohm 3 3V 1 2k ohm 1 2k ohm HDMI S W TDA9996 0 ohm 0 ohm LGDT 3305 FE_TUNER_SCL SDA OPT I2C Channel 6 0 ohm OPT SCL SDA_TU FE_DEMOD_SCL SDA EEPROM_SCL SDA OPT DDCR_CK DDCR_DA 0 ohm 0 ohm EEPROM AT24C512BW 100 ohm 100 ohm 0 ohm I2C Channel 2 MEMC_SCL SDA FRC MST7323S 100 ohm 100 ohm Local Dimming LG1130 100 ohm 100 ohm SCL0 SDA0 5V_Gen 1 2k oh...

Страница 32: ...CDR UART_RX2 DBG_RX UART_TX2 DBG_TX HDMI S W TDA9996 5V_HDMI_2 GPIO 87 5V_HDMI_3 GPIO 84 5V_HDMI_4 SPDIF_IN GPIO 98 AMP_MUTE P2400 POWER WAFER PWM2 PWM_DIM FRC MST7323S LOCAL DIMMIN IC LG1130 GPIO 43 DIMMING_RESET 5V_Gen 10K 3 3V 10K 22 ohm 22 ohm 22 ohm 22 ohm OPT LVDS_SEL GPIO 130 P3500 LVDS WAFER 100 ohm 0 ohm 0 ohm OPT A_DIM PWM0 P3500 LVDS WAFER P800 LVDS WAFER 0 ohm OPT 0 ohm OPC_EN 0 ohm 0 ...

Страница 33: ...cs Inc All right reserved Only for training and service purposes LGE Internal Use Only BCM3549 LVDS 출력 Block LVDS 출력 Block FRC Local Dimming LG1130 I2C Master 100KHz 400KHz 32kbit EEPROM I2C Master I2C slave I2C Master Module wafer ...

Страница 34: ...cal dimming Block Local dimming Block 시스템을 꾸밀 때 선택적으로 이용할 수 있는 외부 IC들 추가되는 IC없이 Local Dimming IC만으로 동작가능 I2C M I2C S 32kbit EEPROM Quad LVDS Rx Quad LVDS Tx BLC M BLC S 25 MHz Xtal Spread Spectrum 3 48 3 48 T CON LED Driver Board Master Slave 분할 구동 시만 이용 Main Host FRC LED Driver Board EEPROM_NA EEPROM_WP EEPROM_A1 TDI ...

Страница 35: ...MAP 0 TMODE 2 0 CRG LVDS TX Modified 8 12 clkss_sel rxclkout_en 1 8V 3 3V CLK25_XOIN clk_xtal rst_xtal_n clk_xtal I2C BLC operation clk_disp Local Dimming Core operation 25MHz 10 REXT PORES_N M_SCL M_SDA clk25_sel clk_25 clk_rx clk_ss clk_iss clk_vco EEPROM_A1 TDI TDO TMS TCK TRST_N M_VS M_SCLK M_MOSI S_VS S_SCLK S_MOSI 1 0 1 0 1 0 EEPROM_WP EEPROM_NA T1A1 E1 T1A2 E2 T2A1 E1 T2A2 E2 T1CLK1 T1CLK2 ...

Страница 36: ... Video Backlight Local Dimming LED driver Local Pixel Compensation LCD Panel Block Analysis Spatial Filter Backlight Estimation Pixel Compensation Pixel Gain LED lights mapping Temporal Filter Backlight Control Configurable Configurable Configurable RGB Video LCD Panel LED driver Local dimming Block Local dimming Block ...

Страница 37: ...Internal Use Only POWER Block 24V 12V POWER Block 24V 12V P2400 13 14 12V Q706 SI4925BDY 12V_TCON L708 L728 IC706 MP2212DN 5V_EXT L722 L718 IC1003 AS7809D L1010 IC1002 KIA78R05F 5V_TUNER P2400 17 18 24V IC107 NCP803 POWER_DET L704 L707 L602 24V_AMP IC600 NTP 3100L 24V 12V 3 3V_ST 10k ohm 5V_TU L1009 ...

Страница 38: ...2400 7 8 9 10 5V_ST Q706 SI4925BDY 3 3V_ST L706 5V_ST IC702 AP1117E33 P1200 IR LED L1201 IC502 TDA9996HL R543 IC1200 M24C02 D1223 RGB DDC Q706 SI4925BDY 5V L715 5V IC3500 AZ1117D L3500 Dimming_TX_3 3V Dimming_3 3V 5V_GENERAL L709 5V L715 L724 For Only TDA9996 ES3 PIN 25 5V_EXT L713 OPT IC704 MP2212DN 3 3V L716 L710 3 3V_FE L727 3 3V_MEMC L714 L720 ...

Страница 39: ...Q706 SI4925BDY 5V_GENERAL 1 8V_MEMC L709 5V_GEN IC707 MP2212DN JK601 SPDIF VCC 5V_EXT L711 L712 IC706 MP2212DN 5V_EXT 1 26V_VDDC L718 IC705 MP2212DN L725 L726 3 3V_FE IC1001 SC156515M L1013 L726 3 3V_PVSB OPT IC1000 SC4215IST 1 2V_PVSB IC1202 MIC2009YM6 JK1204 L1210 USB VCC L1000 OPT 3 3V_DVDD_PVSB 3 3V_AVDD_PVSB L1007 L1008 1 2V_DVDD_PVSB R1034 ...

Страница 40: ...poses LGE Internal Use Only POWER Block 3 3V POWER Block 3 3V IC702 AP1117E33 3 3V_ST 1 8V_DDR IC2405 AZ1085S ADJ 3 3V_AVDD_MPLL L703 IC1201 MAX3232C L1209 IC103 MAX809RTR R187 S6 Reset IC P1200 IR LED L1200 IC704 MP2212DN L714 3 3V_MEMC IC801 MST7323S IC800 W25X20A L804 LVDS IC SPI FLASH ...

Страница 41: ...0L IC101 MX25L3205 L110 Serial Flash Memory IC701 SC4215I L702 1 8V for Saturn5 DDR 3 3V_VDDP L2300 L2301 IC2301 NTP 3100L IC102 NAND Flash Memory EEPROM IC3503 AZ1085S ADJ L3502 Dimming_PLL_1 8V L3501 Dimming_RX_1 8V Dimming_1 8V IC104 AT24C512 3 3V_HDMI L501 IC502 TDA9996HL 3 3V_BCM3548 L103 1 8V_AMP IC703 AP1117E18G L721 IC704 MP2212DN L720 L605 L104 L101 1 8V_DDR ...

Страница 42: ...Copyright ⓒ 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 43: ...d has big problem because Main chip LGE3159 have some troubles After checking thoroughly all path once again You should decide to replace LGE3159 or not Check all power domain of LGE7329 IC801 3 3V 1 9V_CORE 1 26V crystal output X800 12MHz FRC_RESET Measure Power waveform at L800 L801 L802 L803 L804 L806 because it s more easy to check Can you see the normal waveform YES This board has big problem...

Страница 44: ...deo NO YES YES Check all power domain of LGE7329 IC801 3 3V 1 9V_CORE 1 26V crystal output X800 12MHz FRC_RESET Measure Power waveform at L800 L801 L802 L803 L804 L806 because it s more easy to check Can you see the normal waveform This board has big problem because FRC chip LGE7329 have some troubles After checking thoroughly all path once again You should decide to replace LGE7329 Although you r...

Страница 45: ...S YES Check all power domain of LGE7329 IC801 3 3V 1 9V_CORE 1 26V crystal output X800 12MHz FRC_RESET Measure Power waveform at L800 L801 L802 L803 L804 L806 because it s more easy to check Can you see the normal waveform This board has big problem because FRC chip LGE7329 have some troubles After checking thoroughly all path once again You should decide to replace LGE7329 Although you replace it...

Страница 46: ...r checking the Power of this chip you should decide to replace this or not YES YES YES NO NO NO Video NO YES YES Check all power domain of LGE7329 IC801 3 3V 1 9V_CORE 1 26V crystal output X800 12MHz FRC_RESET Measure Power waveform at L800 L801 L802 L803 L804 L806 because it s more easy to check Can you see the normal waveform This board has big problem because FRC chip LGE7329 have some troubles...

Страница 47: ...you see the normal signal Check the input Pin W2 of LGE3159 IC100 Measure waveform at C147 because it s more easy to check Can you see the normal waveform YES NO Could you measure voltage of TU1001 IIC lines Are they all normal NO You should check power line IIC lines YES You should replace TUNER NO After checking audio signal line you should decide to replace item or not Audio In ...

Страница 48: ...s Jack Check the input PinAA3 Y1 AE1 AF3 AE3 AE2 AA1 AB1 AB2 AC2 AB3 AC3 of LGE3159 IC100 Can you see the normal waveform NO YES After checking audio signal line you should decide to replace item or not YES Check the Output Pin Audio_MASTER_CLK MS_LRCK MS_SCK MS_LRCH of LGE3159 IC100 Can you see the normal waveform NO After checking audio signal line you should decide to replace item or not Check ...

Страница 49: ... replace this or not YES YES YES NO NO NO NO After checking the Power Select Pin Etc of this chip you should decide to replace this or not Check DDC communication lines IC502 Check the output of TDA9996HL IC502 _HDMI1 2 3 or HDMI4 Can you see the normal waveform Check HDCP communication lines IC105 YES Check the Output Pin Audio_MASTER_CLK MS_LRCK MS_SCK MS_LRCH of LGE3159 IC100 Can you see the no...

Страница 50: ...form YES NO NO This board has big problem because Main chip BCM3553 have some troubles After checking thoroughly all path once again You should decide to replace BCM3553 or not After checking audio signal line you should decide to replace item or not YES NO After checking the Power I2C Reset of this chip you should decide to replace this or not NO YES After checking audio signal line you should de...

Страница 51: ...59 because it s more easy to check Can you see the normal signal Check the input of JK601 Can you see the normal waveform YES NO NO This board has big problem because Main chip LGE3159 have some troubles After checking thoroughly all path once again You should decide to replace LGE3159 or not After checking audio signal line you should decide to replace item or not YES After checking the Jack you ...

Страница 52: ......

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