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THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION 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.

+24V_AMP

I2C_SCL1

C5628
330pF
50V

AUD_MASTER_CLK

WOOFER_MUTE

AUD_SCK

AMP_RESET_N

+24V_AMP

P5600

WAFER-ANGLE

1

2

3

4

C5607
0.1uF

R5601

10K

R5609

470

C5627
330pF
50V

+3.3V_NORMAL

L5602

BLM18PG121SN1D

I2C_SDA1

C5636
2200pF

50V

R5614

18

1/16W

+24V

R5607

18K

1%

C5611

4700pF

AUD_LRCH

AUD_LRCK

C5617

0.033uF
50V

R5611

18

R5613

18

1/16W

R5600

10K

C5601
0.1uF
50V

SPK_R+

R5612

18

33

R5605

C5603
10uF
10V

C5626
330pF
50V

AMP_MUTE

C5609 4700pF

R5604

33

C5633
0.1uF
50V

C5618

0.1uF

50V

C5639
2200pF

50V

SPK_R-

SPK_L+

L5601

BLM18PG121SN1D

C5613

2200pF

50V

C5630
0.47uF
50V

R5608

15K

C5608

0.047uF

C5635
0.1uF
50V

C5632
0.1uF
50V

C5634
0.1uF
50V

C5606
0.1uF
16V

C

5

6

1

5

1

u

F

2

5

V

C5625

0.033uF

50V

SPK_L-

SPK_L-

C5619

0.1uF

50V

C5612

0.047uF

C5610
0.1uF
16V

C5629
330pF
50V

R5610

470

+3.3V_NORMAL

R5606

33

+24V_AMP

WOOFER_MUTE

C5616

0.033uF

50V

C5637
2200pF

50V

IC5600

TAS5733

1

OUT_A

2

PVDD_AB_1

3

PVDD_AB_2

4

BST_A

5

NC_1

6

SSTIMER

7

NC_2

8

PBTL

9

AVSS

10

PLL_FLTM

11

PLL_FLTP

12

VR_ANA

13

AVDD

14

A_SEL_FAULT

15

MCLK

16

OSC_RES

17

DVSSO

18

VR_DIG

19

PDN

20

LRCLK

21

SCLK

22

SDIN

23

SDA

24

SCL

25

RESET

26

STEST

27

DVDD

28

DVSS

29

GND

30

AGND

31

VREG

32

GVDD_OUT

33

BST_D

34

PVDD_CD_1

35

PVDD_CD_2

36

OUT_D

37

PGND_CD_1

38

PGND_CD_2

39

OUT_C

40

NC_3

41

NC_4

42

BST_C

43

BST_B

44

NC_5

45

NC_6

46

OUT_B

47

PGND_AB_1

48

PGND_AB_2

49

[EP]

C5614
0.1uF

+3.3V_NORMAL

SPK_L+

C5638
2200pF

50V

SPK_R-

R5603

100 C5602

1000pF

50V

SPK_R+

C5624

0.033uF

50V

R5602
0

Q5600

MMBT3904(NXP)

E

B

C

C5604
0.1uF
16V

C5631
0.47uF
50V

C5620

10uF

35V

C5623

10uF

35V

C5622

10uF

35V

C5621

10uF

35V

L5600

UBW2012-121F

L5605

NRS6045T100MMGK

10.0uH

L5603

NRS6045T100MMGK

10.0uH

L5606

NRS6045T100MMGK

10.0uH

L5604

NRS6045T100MMGK

10.0uH

C5605
4.7uF
10V

ZD5601

5V

OPT

GP4_MT5369

58

2011.11.21

AUDIO[ST]

Close to Speaker

Separate DGND AND AVSS

SPEAKER_L

This parts are Located
on AVSS area.

SPEAKER_R

Copyright ⓒ 2013 LG Electronics. Inc. All right reserved.
Only for training and service purposes

LGE Internal Use Only

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Содержание 55EA970T

Страница 1: ...ODEL 55EA970T 55EA970T DA CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL LED TV SERVICE MANUAL North Latin America http aic lgservice com Europe Africa http eic lgservice com Asia Oceania http biz lgservice com Internal Use Only ...

Страница 2: ...Use Only Copyright LG Electronics Inc All rights reserved Only for training and service purposes CONTENTS CONTENTS 2 PRODUCT SAFETY 3 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 14 EXPLODED VIEW 24 SCHEMATIC CIRCUIT DIAGRAM ...

Страница 3: ...inals etc to be sure the set is safe to operate 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 m...

Страница 4: ...lectrostatic charge on your body by touching a known earth ground Alter natively obtain and wear a commercially available discharging wrist strap device which should be removed to prevent poten tial 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...

Страница 5: ...he 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 replace...

Страница 6: ...d followed 2 Demanded other specification Safety CE IEC specification EMC CE IEC 4 General Specification No Item Specification Remark 1 Display Screen Device 47 wide Color Display Module LC470EUH LEF1 47LA8600 DA 47LA860T DA 55 wide color display module LC550EUH LEF1 55LA8600 DA 47LA860T DA 55LA7900 DA 55LA790T DA LC550DUK SFN1 55LA960T DA LC550EQK FGK1 55LA970T DA LC550EQD FGF4 55LA965T DA LC550L...

Страница 7: ... 63x1 67 LC550LUD MFP2 55EM98 880T DA 84 1904x1096x15 5 LC840EQD SEF2 84LA980T DA Sharp 70 1566 x901 8x29 6 JE695D3LB67 70LA8600 SA Pixel Pitch Maker Inch H V D 47 0 5415 x 0 5415 LC470EUH LEF1 47LA8600 DA 47LA860T DA 55 0 630 x 0 630 LC550EUH LEF1 55LA8600 DA LC550EUH LEF1 55LA7900 DA 55LA790T DA LC550DUK SFN1 55LA960T DA LC550EQK FGK1 55LA970T DA 0 315 x 0 315 LC550EQD FGF4 55LA965T DA 60 0 6861...

Страница 8: ...9 94 13 5 SDTV DVD 480I 3 720 480 31 50 60 27 027 SDTV 480P 4 720 480 31 47 59 94 27 0 SDTV 480P 5 1280 720 45 00 60 00 74 25 HDTV 720P 6 1280 720 44 96 59 94 74 176 HDTV 720P 7 1920 1080 33 75 60 00 74 25 HDTV 1080I 8 1920 1080 33 72 59 94 74 176 HDTV 1080I 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...

Страница 9: ...el 11 3840 2160 56 25 25 00 297 00 UDTV 2160P Only UD Model 12 3840 2160 67 5 30 00 297 00 UDTV 2160P Only UD Model HDMI DTV 1 720 480 31 47 60 27 027 SDTV 480P 2 720 480 31 47 59 94 27 00 SDTV 480P 3 1280 720 45 00 60 00 74 25 HDTV 720P 4 1280 720 44 96 59 94 74 176 HDTV 720P 5 1920 1080 33 75 60 00 74 25 HDTV 1080I 6 1920 1080 33 72 59 94 74 176 HDTV 1080I 7 1920 1080 67 500 60 148 50 HDTV 1080P...

Страница 10: ... alternative Primary HDTV 720P HDTV 720P 12 37 5 50 148 5 19 Side by side Full HDTV 720P 13 44 96 45 59 94 60 74 18 74 25 4 Top and Bottom Side by side half Primary HDTV 720P Primary HDTV 720P 14 89 91 90 59 94 60 148 35 148 5 4 Frame packing Line alternative Primary HDTV 720P HDTV 720P 15 44 96 45 59 94 60 148 35 148 5 4 Side by side Full HDTV 720P 16 1920 1080 33 72 33 75 59 94 60 74 18 74 25 5 ...

Страница 11: ...o 3D Side by Side Half Top Bottom Checker Board Frame Sequential Row Interleaving Column Interleaving 2 720 576 31 25 50 27 SDTV 576P 3 1280 720 45 00 60 00 74 25 HDTV 720P 4 1280 720 37 500 50 74 25 HDTV 720P 5 1920 1080 33 75 60 00 74 25 HDTV 1080I 2D to 3D Side by Side Half Top Bottom 6 1920 1080 28 125 50 00 74 25 HDTV 1080I 7 1920 1080 27 00 24 00 74 25 HDTV 1080P 2D to 3D Side by Side Half T...

Страница 12: ... mode manually No Resolution H freq kHz V freq Hz Pixel clock MHz 3D input proposed mode 1 Under 320x240 2D to 3D 2 Over 320x240 2D to 3D Side by Side Half Top Bottom USB DNLA Input 3D supported mode automatically No Resolution H freq kHz V freq Hz Pixel clock MHz 3D input proposed mode 1 1080P 33 75 30 Side by Side Half Top Bottom Checker Board MPO Photo 5 2 7 HDMI PC Input 3D supported mode manu...

Страница 13: ... HDTV 1080I 5 1920 1080 27 00 24 00 74 25 HDTV 1080P 6 1920 1080 28 12 25 74 25 HDTV 1080P 7 1920 1080 33 75 30 00 74 25 HDTV 1080P 8 1920 1080 67 50 60 00 148 5 HDTV 1080P 9 1920 1080 56 250 50 148 5 HDTV 1080P 10 Others SDTV 5 2 9 Miracast Wifi 3D supported mode manually No Resolution H freq kHz V freq Hz Pixel clock MHz 3D input proposed mode 1 1024X768p 30 60 2D to 3D Side by Side Half Top Bot...

Страница 14: ...Download EDID EDID data are automatically downloaded when adjusting the Tool Option 6 ADC Calibration RGB Component 7 Check SW Version 3 2 Set Assembly Adjustment 1 Input Area option 2 Adjustment of White Balance Auto 3 Adjustment of White Balance Manual 4 Intelligent Sensor Inspection Guide 5 LAN Inspection Guide 6 Widevine Key Inspection Guide 7 Model name Serial number D L 8 Wi Fi MAC Address C...

Страница 15: ...nd Tool Option 4 4 Input tool option Adjust tool option refer to the BOM Tool Option Input PCBA Check Process Area Option Input Set Assembly Process Tool Option table MODEL Tool Option1 Tool Option2 Tool Option3 Tool Option4 Tool Option5 Tool Option6 Tool Option7 47LA8600 32981 53964 30393 41141 47514 1359 47243 47LA860T 32981 53964 30393 46317 47514 1359 47243 55LA960T 32999 54220 30397 46317 475...

Страница 16: ...justing the tool option5 It takes about 2seconds 4 5 2 2nd Method Caution Must be checked that the tool option is right or not If tool option is wrong hdmi edid data could not be downloaded well 1 Press the ADJ key 2 Move to the 10 EDID D L and Press the right direction key 3 Press the right direction key at Start 4 After about a few seconds appear Waiting OK then compele 4 5 3 RS 232C command Met...

Страница 17: ...retry calibration 4 7 Check SW Version 4 7 1 Method 1 Push In star key on Adjust remote controller 2 SW Version check ex 47LW9500 DA 4 8 MHL Test Step 1 Turn on TV Step 2 Select HDMI4 mode using input Menu Step 3 Set MHL Zig M1S0D3617 using MHL input output and power cord Step 4 Connect HDMI cable between MHL Zig and HDMI4 port Step 5 Check LED light of Zig and Module of Set Result If The LED ligh...

Страница 18: ... as start command wb 00 00 and finish as end command wb 00 ff and Adj offset if need Luminance min value is 150cd in the Cool Medium Warm mode For LCD 5 2 2 Adjustment of White Balance for Manual adjustment 5 2 2 1 Adj condition and cautionary items 1 Lighting condition in surrounding area surrounding lighting should be lower 10 lux Try to isolate adj area into dark surrounding 2 Probe location Co...

Страница 19: ...nt Adjust the color temperature to reduce the deviation of the module color temperature 2 Principle To adjust the white balance without the saturation Adjust the B gain more than 192 If R gain or G gain is more than 255 G gain can adjust less than 192 and change the others R G Gain 3 Adjustment mode mode Cool 5 2 4 2 Medium Mode 1 Purpose Adjust the color temperature to reduce the deviation of the...

Страница 20: ... 307 6 41 50 262 260 277 279 302 304 7 51 80 260 258 275 277 300 302 8 81 119 259 256 274 275 299 300 9 Over 120 259 255 274 274 299 299 In the SET applied LED module LM9600 cause of the physical characteristics of LED Module sets are taken a 120 minutes by aging time to stabilize a color coordinates So White Balance Control equipments have to get the SET Aging Time from the SET and then going to ...

Страница 21: ...Buyer model displayed ex 42LV5500 DD 5 6 2 Method Auto 1 Press Power on key of service remocon Baud rate 115200 bps 2 Connect RS232 Signal Cable to RS 232 Jack 3 Write Serial number by use RS 232 4 Must check the serial number at Instart menu 5 6 3 Method Manual If the TV set is downloaded By OTAor Service man Sometimes model name or serial number is initialized Not always It is impossible to down...

Страница 22: ...uipment Motion remote controller for test IR KEY CODE remote controller for test Check battery before test Recommend Change battery for every Lot 5 10 2 Process 1 If you select the start key wheel on the controller you can pairing with the TV SET 2 You can check the cursor on the TV Screen when select the Wheel Key on the controller 3 You must remove the pairing with the TV Set by select Back Home...

Страница 23: ...o check how it connects between Camera and PCBA normally and their Function 2 Test Method This Inspection is available only Power Only Status Slide Camera Up Camera s Preview picture apeears on TV Set Slide Camera Down 5 15 PIP W R Function Inspection 1 Objective To check the connection between sub tuner and PCBA and their Function 2 Test Method This Inspection is available only Power Only Status ...

Страница 24: ...ed by in the Schematic Diagram and EXPLODED VIEW It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent X RADIATION Shock Fire or other Hazards Do not modify the original design without permission of manufacturer IMPORTANT SAFETY NOTICE 710 700 580 521 522 610 571 570 600 500 561 560 501 120 121 310 200 540 530 400 900 9...

Страница 25: ...UART0_RXD AU12 UART0_TXD AT12 UART1_RXD AU13 UART1_TXD AT13 UART1_RTS AP12 UART1_CTS AR12 SPI_CS0 GPIO36 AE35 SPI_DO0 GPIO38 AE36 SPI_DI0 GPIO39 AF36 SPI_SCLK0 GPIO37 AF35 SPI_CS1 AG34 SPI_DO1 AF33 SPI_DI1 AG33 SPI_SCLK1 AG32 SCL0 GPIO66 AR15 SDA0 GPIO65 AP15 SCL1 GPIO64 AR16 SDA1 GPIO79 AP16 SCL2 GPIO78 AP17 SDA2 GPIO77 AR17 SCL3 AP6 SDA3 AR6 SCL4 AH32 SDA4 AJ33 SCL5 AH34 SDA5 AH33 CAM_CE1_N F33 ...

Страница 26: ...D_1 A27 GND_2 B5 GND_3 C5 GND_4 C26 GND_5 C27 GND_6 D5 GND_7 D26 GND_8 E5 GND_9 E6 GND_10 E7 GND_11 E8 GND_12 E22 GND_13 E23 GND_14 E26 GND_15 F7 GND_16 F8 GND_17 F22 GND_18 F23 GND_19 F24 GND_20 F25 GND_21 F26 GND_22 F27 GND_23 F31 GND_24 G7 GND_25 G8 GND_26 G9 GND_27 G10 GND_28 G11 GND_29 G12 GND_30 G13 GND_31 G14 GND_32 G15 GND_33 G16 GND_34 G17 GND_35 G18 GND_36 G19 GND_37 G20 GND_38 G21 GND_3...

Страница 27: ...UF_OUT2 U14 REFT U7 REFB V6 ADC1_COM V7 ADC2_COM U10 ADC3_COM V12 SC1_SID T5 SC1_FB T6 PB1_IN U8 Y1_IN V8 SOY1_IN V9 PR1_IN U9 PB2_IN V10 Y2_IN U11 SOY2_IN V11 PR2_IN U12 AAD_ADC_SIF H18 AAD_ADC_SIFM H17 AUDA_VBG_EXT P2 AUDA_OUTL N1 AUDA_OUTR N2 AUD_SCART_OUTL N3 AUD_SCART_OUTR P1 AUAD_L_CH4_IN P3 AUAD_R_CH4_IN R1 AUAD_L_CH3_IN R2 AUAD_R_CH3_IN T1 AUAD_L_CH2_IN U2 AUAD_R_CH2_IN U3 AUAD_L_CH1_IN V2...

Страница 28: ... A2 DQU6 B8 DQU7 A3 VREFCA M8 VREFDQ H1 ZQ L8 VDD_1 B2 VDD_2 D9 VDD_3 G7 VDD_4 K2 VDD_5 K8 VDD_6 N1 VDD_7 N9 VDD_8 R1 VDD_9 R9 VDDQ_1 A1 VDDQ_2 A8 VDDQ_3 C1 VDDQ_4 C9 VDDQ_5 D2 VDDQ_6 E9 VDDQ_7 F1 VDDQ_8 H2 VDDQ_9 H9 NC_1 J1 NC_2 J9 NC_3 L1 NC_4 L9 A14 T7 VSS_1 A9 VSS_2 B3 VSS_3 E1 VSS_4 G8 VSS_5 J2 VSS_6 J8 VSS_7 M1 VSS_8 M9 VSS_9 P1 VSS_10 P9 VSS_11 T1 VSS_12 T9 VSSQ_1 B1 VSSQ_2 B9 VSSQ_3 D1 VSS...

Страница 29: ...CM_IOWR CI_ADDR 4 R704 10K OPT CI_TS_DATA 0 PCM_IRQA CI_CD1 CI_IN_TS_VAL CI_TS_VAL CI_ADDR 1 CI_ADDR 11 PCM_INPACK CI_VS1 CI_TS_DATA 3 5V_CI_ON CI_TS_DATA 5 R710 0 OPT CI_ADDR 9 R709 10K CI R718 0 OPT CI_TS_DATA 7 5V_CI_ON CI_CD2 R711 10K OPT C706 0 1uF CI CI_DATA 0 7 R707 10K OPT CI_TS_DATA 6 R708 10K OPT CI_TS_DATA 4 CI_TS_SYNC C702 0 1uF CI R712 10K OPT CI_TS_DATA 2 CI_VS1 5V_CI_ON R719 10K OPT...

Страница 30: ...12 PH_3 13 BOOT 14 PWRGD 15 EN 16 VIN_3 5 AGND 8 RT CLK 6 VSENSE 4 GND_2 2 VIN_2 17 EP GND 3 5V_ST 3 5V_ST R2314 10K 24V PANEL_CTL R2313 1 3K 12V L2320 3 3uH NR5040T3R3N D2300 40V B540C PANEL_VCC 1 0V_VDD RL_ON C2306 0 1uF 50V R2326 1 2K 1 PD_ 12V C2330 22uF 10V POWER_ON OFF2_2 C2320 47pF 50V C2331 0 1uF 50V C2346 10uF 10V 3 5V_ST R2302 11K 1 Q2300 MMBT3906 NXP 1 2 3 R2344 51K 1 C2313 4 7uF 16V 1 ...

Страница 31: ...9 P72 KR2 SO21 10 P71 KR1 SI21 SDA21 11 P70 KR0 SCK21 SCL21 12 P30 INTP3 RTC1HZ SCK11 SCL11 13 P50 INTP1 SI11 SDA11 14 P51 INTP2 SO11 15 P17 TI02 TO02 16 P16 TI01 TO01 INTP5 17 P15 PCLBUZ1 SCK20 SCL20 18 P14 RXD2 SI20 SDA20 19 P13 TXD2 SO20 20 P12 SO00 TXD0 TOOLTXD 21 P11 SI00 RXD0 TOOLRXD SDA00 22 P10 SCK00 SCL00 23 P146 24 P147 ANI18 25 P27 ANI7 26 P26 ANI6 27 P25 ANI5 28 P24 ANI4 29 P23 ANI3 30...

Страница 32: ... 5 1 16W R3238 10 D2 _HDMI2 D0 _HDMI3 JK3203 51U019S 312HFN E R B LG EAG62611204 HDMI_FREEPORT 14 NC 13 CE_REMOTE 5 D1_GND 20 BODY_SHIELD GND 12 CK 11 CK_GND 2 D2_GND 19 HP_DET 18 5V 10 CK 4 D1 1 D2 17 GND 9 D0 8 D0_GND 3 D2 16 DDC_DATA 7 D0 6 D1 15 DDC_CLK DDC_SDA_1 5V_HDMI_3 D2 _HDMI3 D2 _HDMI4 D2 _HDMI1 3 5V_ST D0 _HDMI2 DDC_SCL_3 D1 _HDMI2 D3200 A2 C A1 VA3204 ESD_HDMI R3249 3 9K OPT R3229 47K...

Страница 33: ...404 150 1 10W 5 VA3400 5 5V ADUC 5S 02 0R5L OPT P3400 12507WS 04L 1 2 3 4 5 VA3402 5 6V R3405 150 1 10W 5 R3408 100 1 16W 5 R3407 100 1 16W 5 AV1_CVBS_IN VA3403 5 6V VA3404 5 6V JK3400 PEJ038 4G6 JACK_PARK EAG61030012 3 M3_DETECT 4 M4 5 M5_GND 1 M1 6 M6 SPDIF_OUT JK3403 PEJ038 3B6 EAG61030009 JACK_PARK 3 DETECT 4 L 5 GND 1 R COMP1_Y VA3405 5 6V JK3400 1 KJA PH 1 0177 2 JACK_KSD EAG61030007 3 M3_DE...

Страница 34: ...CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC 2013 02 22 NON_EPI OLED 36 NC4_H13 I2C_SCL2 VCOM_DYN EO_SOC EPI_LOCK6 GCLK_SOC GST_SOC I2C_SDA2 PMIC_RESET MCLK_SOC MDS62110209 M201 GASKET_8 0X6 0X8 5H MDS62110209 M202 GASKET_8 0X6 0X8 5H EA98 MDS62110209 M203 GASKET_8 0X6 0X8 5H BSD NC4_H036 HD SMD TOP for EMI Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for training and ser...

Страница 35: ...10 RESET 5 USB_DP 19 GND KEY1 EYE_SCL M_REMOTE_TX M_REMOTE_CTS 3 5V_ST C4006 100pF 50V NON_OLED VA4000 5 6V AMOTECH CO LTD L4003 BLM18PG121SN1D R4002 1K LOGO_LIGHT R4001 10K LOGO_LIGHT OLED_EYE_SDA 3 5V_ST P4002 12507WR 08L IR_WAFER_8P 1 KEY2 2 3 5V_ST 3 GND 4 LOGO 5 IR 6 GND 7 EYE_SCL 8 EYE_SDA 9 GND WOL WIFI_POWER_ON R4013 22 EYE_SDA WIFI_DP C4007 0 1uF R4012 100 C4004 22uF 10V LOGO_LIGHT_WAFER ...

Страница 36: ... 0 1uF CAMERA R4214 680 1 CAMERA C4208 0 1uF CAMERA 3 3V_NORMAL USB2_HUB_IC_IN_DP USB_CAMERA_DM R4204 0 CAMERA CAM_SLIDE_DET C4211 33pF 50V CAMERA R4211 33 CAMERA 3 3V_NORMAL 3 5V_ST RST_HUB USB_CAMERA_DP CAM_CTL R4212 33 CAMERA R4219 10K OPT USB2_HUB_IC_IN_DM C4214 33pF 50V CAMERA R4205 0 CAMERA USB_DM3 R4218 10K AUD_LRCK R4217 10K 1 16W 5 CAMERA R4216 100K CAMERA USB_DM3 R4210 0 CAMERA C4201 0 1...

Страница 37: ...4400 RCLAMP0502BA C4500 0 1uF 16V USB3_DP USB3_TX0P 5V_USB_2 5V_NORMAL USB_OCD2 USB_CTL2 R4302 10K USB_CTL3 C4302 0 1uF 16V 3 3V_NORMAL 5V_USB_3 USB_OCD3 R4301 10K C4337 10uF 10V C4301 10uF 10V USB_DM2 D4300 RCLAMP0502BA 5V_USB_2 USB_DP3 5V_USB_3 JK4300 3AU04S 305 ZC LG 1 2 3 4 5 USB_DM3 USB_DP2 D4302 RCLAMP0502BA C4322 10uF 10V C4310 10uF 10V JK4302 3AU04S 305 ZC LG 1 2 3 4 5 IC4306 TPS2066CDGNR ...

Страница 38: ... AUDIO_L_OUT 4 AUDIO_GND 5 B_GND 6 AUDIO_L_IN 7 B_OUT 8 ID 9 G_GND 10 G_OUT 11 R_GND 12 R_OUT 13 RGB_IO 14 SYNC_GND 15 SYNC_OUT 16 SYNC_IN 17 COM_GND 18 AV_DET 19 SHIELD C4803 4700pF EU SC_FB VA4802 5 6V EU L4801 BLM18PG121SN1D EU SC_B SC_R C4804 0 1uF EU SC_ID SC_R_IN R4801 10K EU VA4806 5 6V EU VA4809 5 6V EU SC_L_IN C4802 4700pF EU SC_DET VA4801 5 6V EU DTV MNT_R_OUT C4800 1000pF 50V EU L4800 B...

Страница 39: ... TD 3 P3 TD 4 P4 RD 5 P5 RD 6 P6 CT 7 P7 8 P8 12 SHIELD 9 P9 11 P11 10 P10 GND D1 YL_C D2 YL_A D3 GN_C D4 GN_A EPHY_RDP LAN_JACK_POWER VA5100 5 5V C5100 0 1uF 16V EPHY_TDN JK5100 1 TLA 6T764 LAN_TDK 1 R1 2 R2 3 R3 4 R4 5 R5 6 R6 7 R7 8 R8 12 SHIELD 9 R9 11 R11 10 R10 GND D1 YL_C D2 YL_A D3 GN_C D4 GN_A C5103 0 01uF 50V EPHY_TDP VA5103 5 5V C5101 0 01uF 50V C5102 0 1uF 16V VA5101 5 5V EPHY_RDN 50 L...

Страница 40: ...L R5202 1M OPT R5206 33 3 5V_ST Q4300 MMBT3904 NXP E B C C4325 4 7uF 10V R5212 1 5K 1 16W 1 R5204 2 49K 1 EPHY_RDP C5212 0 1uF OPT EPHY_RDN EPHY_TDP IC5200 RTL8201F VB CG 1 RSET 3 MDI 0 7 AVDD33_1 9 RXD 0 10 RXD 1 11 RXD 2 INTB 12 RXD 3 CLK_CTL 13 RXC 14 DVDD33 15 TXC 16 TXD 0 17 TXD 1 18 TXD 2 19 TXD 3 20 TXEN 21 PHYRSTB 22 MDC 23 MDIO 24 LED0 PHYAD 0 PMEB 25 LED1 PHYAD 1 26 CRS CRS_DV 27 COL 28 ...

Страница 41: ...uF 16V C5629 330pF 50V R5610 470 3 3V_NORMAL R5606 33 24V_AMP WOOFER_MUTE C5616 0 033uF 50V C5637 2200pF 50V IC5600 TAS5733 1 OUT_A 2 PVDD_AB_1 3 PVDD_AB_2 4 BST_A 5 NC_1 6 SSTIMER 7 NC_2 8 PBTL 9 AVSS 10 PLL_FLTM 11 PLL_FLTP 12 VR_ANA 13 AVDD 14 A_SEL_FAULT 15 MCLK 16 OSC_RES 17 DVSSO 18 VR_DIG 19 PDN 20 LRCLK 21 SCLK 22 SDIN 23 SDA 24 SCL 25 RESET 26 STEST 27 DVDD 28 DVSS 29 GND 30 AGND 31 VREG ...

Страница 42: ...39 2200pF 50V FILM_SPK C5706 0 1uF 16V FILM_SPK C5736 2200pF 50V FILM_SPK C5724 0 033uF 50V FILM_SPK C5703 10uF 10V FILM_SPK C5738 2200pF 50V FILM_SPK R5710 10K OPT C5701 0 1uF 50V FILM_SPK C57151uF 25V FILM_SPK C5734 0 1uF 50V FILM_SPK C5714 0 1uF FILM_SPK IC5700 TAS5733 WOOFER 1 OUT_A 2 PVDD_AB_1 3 PVDD_AB_2 4 BST_A 5 NC_1 6 SSTIMER 7 NC_2 8 PBTL 9 AVSS 10 PLL_FLTM 11 PLL_FLTP 12 VR_ANA 13 AVDD ...

Страница 43: ...MNT_L_OUT R6002 470K OPT Q6000 MMBT3904 NXP EU E B C R6000 2 2K EU 12V C6007 6800pF OPT SCART_AMP_L_FB R6010 470K OPT C6000 1uF 25V EU R6004 33K EU DTV MNT_R_OUT C6002 6800pF OPT Q6001 MMBT3904 NXP EU E B C L6000 EU SCART_Rout SCART_AMP_R_FB IC6000 AZ4580MTR E1 EU 3 IN1 2 IN1 4 VEE 1 OUT1 5 IN2 6 IN2 7 OUT2 8 VCC R6011 2 2K EU Q6002 RT1P141C T112 EU_SCART_MUTE_ISAHAYA E B C R6014 1K EU R6013 1K EU...

Страница 44: ...OUT R6103 33K HP_OUT_MTK C6102 1uF 10V HP_OUT R6105 4 7K HP_OUT C6103 1uF 10V HP_OUT HP_ROUT_MAIN L6100 120 ohm HP_OUT BLM18PG121SN1D C6104 180pF HP_OUT_MTK R6106 43K 1 HP_OUT C6107 0 1uF 16V HP_OUT C6109 180pF HP_OUT_MTK R6102 33K HP_OUT_MTK HP_ROUT_AMP C6104 1 18pF HP_OUT_H13 C6109 1 18pF HP_OUT_H13 C6108 10pF 50V HP_OUT C6106 10pF 50V HP_OUT IC6100 TPA6138A2 3 OUTR 2 INR 4 GND_1 1 INR 6 VSS 5 M...

Страница 45: ...NUFATURES SPECFIED PARTS BE USED FOR THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC 5V_CI_ON 5V_NORMAL R6217 100 CI C6210 1uF 25V CI R6218 10K CI PCM_5V_CTL IC6200 AP2151WG 7 CI 3 FLG 2 GND 4 EN 1 OUT 5 IN R6219 10K CI 62 CI SLOT 2011 10 31 CI POWER ENABLE CONTROL Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 46: ...4 CGND 15 CLK 16 RST 17 VCC 18 PORADJ 19 CMDVCC 20 RSTIN 21 VDD 22 GND 23 OFF 24 XTAL1 25 XTAL2 26 I OUC 27 AUX1UC 28 AUX2UC R6309 22 JAPAN 3 3V_NORMAL C6300 0 1uF 16V JAPAN C6303 0 1uF 16V JAPAN L6300 BLM18PG121SN1D JAPAN R6312 10K JAPAN R6311 22 JAPAN SMARTCARD_DATA SD_EMMC_CLK C6307 0 33uF 16V JAPAN 5V_NORMAL R6303 OPT 3 3V_NORMAL 3 3V_NORMAL R6304 2 7K JAPAN R6306 OPT R6314 1K JAPAN C6306 0 1u...

Страница 47: ...N1D TU_Q W_KR BR TW CO JP AU Q6501 MMBT3906 NXP TU_A_GLOBAL_6 7 E B C I2C_SCL4_TU R6513 10 TU_Q I2C_SCL4 I2C_SDA4 3 3V_TU R6508 1 1K 5 TU_N M W_CN TW BR CO C6503 0 1uF 16V TU_S N Q_T US KR TW AU R6502 10 TU_N M S2_RESET_TU R6510 33 NON_TU_W_BR TW CO FE_DEMOD1_TS_DATA 3 LNB_OUT R6531 1 C6531 0 1uF LNB_TX S2_RESET 1 23V_D_Demod C6516 0 1uF 16V TU_N M Q W_KR CN BR JP AU IC6503 AZ1117BH 1 8TRE1 1 ADJ ...

Страница 48: ..._SPLITTER 2 RESET_T1 3 SCL_T 4 SDA_T 5 3 3V_T1 6 NC_1 7 1 8V_T1 8 NC_2 9 NC_3 10 NC_4 11 NC_5 12 3 3V_T2 13 1 8V_T2 28 GND_2 29 GND_3 30 B5 1 23V 31 D_RESET 36 LNB 32 B6 3 3V 33 NC_6 34 D_SCL 35 D_SDA GND_4 37 GND_5 38 GND_6 39 TS1_ERROR 40 TS1_SYNC 41 TS1_VALID 42 TS1_MCLK 43 TS1_DATA 44 TS2_ERROR 45 TS2_SYNC 46 TS2_VALID 47 TS2_MCLK 48 TS2_DATA 49 NC_7 50 RESET_T2 51 LNA_CTR1 57 LNA_CTR2 58 SHIE...

Страница 49: ... LNB_SX34 A_GND A_GND R6903 39K 1 16W 1 LNB A_GND D6903 40V LNB_SMAB34 D6904 40V LNB_SMAB34 LNB_TX C6904 0 1uF 50V LNB C6908 0 1uF LNB C6909 10uF 25V LNB C6912 0 1uF LNB C6902 0 22uF 25V LNB I2C_SCL4 C6900 18pF LNB C6901 33pF LNB IC6900 A8303SESTR T LNB 1 VCP 3 NC_1 7 SCL 9 ADD 10 TONECTRL 11 TCAP 12 ISET 13 VREG 14 GND 15 VIN 16 LX 17 GNDLX 18 NC_2 19 NC_3 20 BOOST 5 TDO 8 SDA 6 IRQ 4 TDI 2 LNB 2...

Страница 50: ...7 LVDS_SEL 8 NC 9 NC 10 L DIM_ENABLE 11 GND 12 RA0N 13 RA0P 14 RA1N 15 RA1P 16 RA2N 17 RA2P 18 GND 19 RACLKN 20 RACLKP 21 GND 22 RA3N 23 RA3P 24 RA4N 25 RA4P 26 GND 27 BIT_SEL 28 RB0N 29 RB0P 30 RB1N 31 RB1P 32 RB2N 33 RB2P 34 GND 35 RBCLKN 36 RBCLKP 37 GND 38 RB3N 39 RB3P 40 RB4N 41 RB4P 42 GND 43 GND 44 GND 45 GND 46 GND 47 NC 48 VLCD 49 VLCD 50 VLCD 51 VLCD 52 GND FRC_RESET TXA3N TX7N R7213 0 A...

Страница 51: ...VSSQ_3 N5 VSSQ_4 P4 VSSQ_5 P6 NC_1 A1 NC_2 A2 NC_3 A8 NC_4 A9 NC_5 A10 NC_6 A11 NC_7 A12 NC_8 A13 NC_9 A14 NC_10 B1 NC_11 B7 NC_12 B8 NC_13 B9 NC_14 B10 NC_15 B11 NC_16 B12 NC_17 B13 NC_18 B14 NC_19 C1 NC_20 C3 NC_22 C7 NC_23 C8 NC_24 C9 NC_25 C10 NC_26 C11 NC_27 C12 NC_28 C13 NC_29 C14 NC_30 D1 NC_31 D2 NC_32 D3 NC_33 D4 NC_34 D12 NC_35 D13 NC_36 D14 NC_37 E1 NC_38 E2 NC_39 E3 NC_40 E12 NC_41 E13...

Страница 52: ......

Страница 53: ...P H13 LG1154D COMP1 Comp1 Y Pb Pr HDMI Switch HDMI1 4 Switch HDMI_CEC Logo Light USB1 USB3 0 Vx1 EPI LVDS Combo USB 3 0 USB 2 0 USB 2 0 USB_W iFi PHY RMII LAN WOL WOW FRC TCON Vx1 6 lane EPI 16 lane LVDS Quad USB2 USB2 0 USB3 USB2 0 USB HUB 16 16 USB 2 0 USB 2 0 USB_CAM 16 16 8 DDR3 DDR3 4Gb 4 1600 DDR3 DDR3 eMMC Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for training and service ...

Страница 54: ...Voice II Perceptual Volume Control Slim SPK DivX Digital AMP I2S I2S HPD CPU 64KB SRAM 48KB ROM UART OTP Timer eMMC DMAC 8ch Timer WDT SRAM 16KB Digital Audio 24b 48KHz Secure Engine Audio DAC 48KHz I2S SW CVBS 3ch CVBS AFE 2 ch 12b 54MHz CVBS Out DE CVBS Encoder 1MB L2 SW 3 h Vid Bluetooth SPDIF CVD Y C CVBS Timer BE Audio Output MCU CVBS DAC 5x1ch 1ch ux DS Combo Hz MCU Component 2ch Mux 10x3ch ...

Страница 55: ...3 Data Path Diagram Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 56: ... 6 SDA5 TDSW A651F H18 AAD_ADC_SIF V15 CVBS_IN1 _ TU_CVBS B6 1 23V_SD _ 30 3 3V_D_Demode 1 23V_D_Demod S_SIF_ 6 S_CVBS_ 8 TS2_Error_ 45 TS2_Sync_ 46 TS2 Valid 47 B7 3 3V_SD _ 32 STPI1_ERR GPIO55 STPI1_SOP GPIO41 STPI1 VAL GPIO40 FE_DEMOD3_TS_ERROR FE_DEMOD3_TS_SYNC FE_DEMOD3_TS_VAL H13 LG1154D _ _ TS2_MCLK_ 48 TS2_DATA_ 49 SD_Reset_ 31 SD_SCL_ 34 _ STPI1_CLK GPIO42 STPI1_DATA GPIO54 GPIO9 SCL3 S2_...

Страница 57: ...D_ADC_SIF V15 CVBS_IN1 _ TU_CVBS S_SIF_ 6 S_CVBS_ 8 TS1_Valid_ 42 TS1_MCLK_ 43 TS2_DATA_ 49 TS2_Error_ 45 TS2_Sync_ 46 TS2 Valid 47 STPI0_VAL GPIO45 STPI0_CLK GPIO47 STPI0_DATA GPIO43 STPI1_ERR GPIO55 STPI1_SOP GPIO41 STPI1 VAL GPIO40 FE_DEMOD3_TS_ERROR FE_DEMOD3_TS_SYNC FE_DEMOD3_TS_VAL FE_DEMOD2_TS_VAL FE_DEMOD2_TS_CLK FE_DEMOD2_TS_DATA 0 H13 LG1154D TS2_Valid_ 47 TS2_MCLK_ 48 TS2_DATA_ 49 SD_Re...

Страница 58: ...Y2 SOY2 PR2_IN H13 LG1154AN Tuner TU_CVBS_IN TU_CVBS_IN_SOC CVBS_IN1 SIF DIF P N TUNER_SIF ADC_I_INP INN H13 LG1154D TP_DVB_ERR TP_DVB_SOP TP_DVB_VAL SD_Error SD_Sync SD Valid FE_DEMOD1_TS_ERROR FE_DEMOD1_TS_SYNC FE DEMOD1 TS VAL LG1154D TP_DVB_CLK TP_DVB_DATA0 SD_Valid SD_MCLK SD_D0 FE_DEMOD1_TS_VAL FE_DEMOD1_TS_CLK FE_DEMOD1_TS_DATA 0 Copyright ⓒ 2013 LG Electronics Inc All right reserved Only f...

Страница 59: ...FER 2P wafer H13 LG1154 SCL0 SDA0 LPF GPIO21 r AMP_MUTE TAS5733 LPF LPF IEC958OUT Tune TP_DVB_DATA0 AAD_ADC_SIF MICOM HP_L ROUT_MAIN HEAD PHONE SIDE_HP_MUTE AUDA_OUTL PHY0 ARC OUT 0 TUNER_SIF TPA6138A2 Headphone AMP LPF FE_DEMOD1_TS_DATA 0 SPDIF_OUT IEC958OUT HEAD PHONE PHY0_ARC_OUT_0 SPDIF_OUT_ARC Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE In...

Страница 60: ... _ IC3201 SII9587CNUC HDMI Out put 8bits I2C_SCL SDA 5 2bits CEC_REMOTE H13 LG1154D DDC_I2C 2bits HDMI3 HDMI3 CEC_REMOTE TMDS Link 8bits CEC REMOTE HDMI4 HDMI4 TMDS Link 8bits DDC_I2C 2bits MICOM IC3000 R5F100GEAFB CEC_REMOTE OCP IC3202 TPS2554 MHL_DET CEC_REMOTE TMDS Link 8bits DDC_I2C 2bits Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal...

Страница 61: ...e H13 LG1154D PANEL TCON LOCK LOCKn EPI Vx1 Combo EPI0A EPI1A TX0 TX2 EPI0B TX1 EPI1A TERM1 TERM2 TX2 EPI1B TX3 Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 62: ...3_TX0P M USB_WIFI WIFI_DP DM WOL WOW_POWER_ON USB3 RX0P M_REMOTE_RX TX M REMOTE CTS RTS UART1_RXD TXD H13 LG1154 PVR Ready M ti R t USB3_RX0P USB3_RX0M USB3_TX0P USB3_TX0M M_REMOTE_CTS RTS GPIO15 GPIO18 M_REMOTE_RESET Motion Remote Receiver GPIO13 UART0_RXD UART0_TXD MICOM SOC_TX SOC_RX SOC_TX SOC_RX 4Pin debugging Wafer P3800 Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for trainin...

Страница 63: ...54D AH34 3 SCL 3 3k Ω 3 3k Ω TPS65178RSLR LCD Bias P7600 12507WR 08L L DIM_OUT 33 Ω 33 Ω 33 Ω 28 SDA 1 2 IC3000 R5F100GEAFB RENESAS MICOM 3 3 AR16 SCL1 GPIO64 AP16 SDA1 GPIO79 I2C_SDA2 I2C_SCL2 1 2 P60 SCLA0 P61 SD0 AH34 SCL5 AH33 SDA5 I2C_SDA6 3 4 I2C_SCL6 33 Ω 33 Ω SCL SDA 3 3V_NOR 3 3k Ω 3 3k Ω 3 3k Ω 3 3k Ω 3 3V_NOR IC102 AT24C256 SSHL T NVRAM 6 5 33 Ω 33 Ω SCL SDA IC3201 SII9587CNUC HDMI_SW P...

Страница 64: ...G1154D H13 LG1154D I2C3_SCL SDA EEPROM_SCL SDA IR 10Pin 2 100 Ω 100 Ω 1 P60 SCL0 P71 KR1 SI21 SDA21 P70 KR0 SCK21 SCL21 R5F100GEAFB R5F100GEAFB LG1154D LG1154D P61 SDA0 Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 65: ...MARTCARD_PWR_SEL SMARTCARD_RST SMARTCARD_DATA USB2_0_DM AT7 USB2_0_DP AU7 WIFI_DP WIFI P4301 12507WR 05L WIFI_DM IC100 LG1154D A0 I2C Map 참조 AR15 SCL0 GPIO66 AP15 SDA0 GPIO65 AR16 SCL1 GPIO64 AP16 SDA1 GPIO79 AP17 SCL2 GPIO78 AR17 SDA2 GPIO77 AP6 SCL3 AR6 SDA3 AH32 SCL4 AJ33 SDA4 AJ34 SCL5 AH33 SDA5 I2C_SCL SDA1 6 ETHERNET PHY IC5200 RTL8201F VB CG GPIO27 AN34 EXT_INTR2 GPIO69 W32 RST_PHY HDMI_S W...

Страница 66: ...OPT OPT RESET 40 MICOM_RESET MICOM X TAL X3000 32 768KHz P124 XT2 EXCLKS 41 P123 XT1 42 12V 1 1V DCDC IC2303 TPS54821RHL T R5F100GDAFB RENESAS 15 P17 TI02 TO02 POWER_ON OFF1 HDMI 1 2 3 4 JK3202 JK3200 JK3201 JK3203 51U019S 312HFN E R B LG HDMI_CEC P74 KR4 INTP8 SI01 SDA01 7 IC2300 TPS54327DDAR 9 P72 KR2 SO21 P137 INTP0 43 MHL_DET HDMI SW IC3201 SIL9587CNUC 24V 5V DCDC IC4300 RT8289GSP 34 P01 TO00 ...

Страница 67: ...Repair guide 1 97 Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 68: ...off while viewing power auto 8 7 g p on off 8 8 C Audio error No audio Normal video 9 9 Wrecked audio discontinuation noise 10 10 D Function error Remote control Local switch checking 11 11 External device recognition error 12 12 E Noise Circuit noise mechanical noise 13 12 E Noise Circuit noise mechanical noise 13 13 F Exterior error Exterior defect 14 Fi t f ll Ch k h th th i SVC B ll ti i GCSC ...

Страница 69: ...nection condition A8 A9 12 Adjustment Test pattern ADJ Key A10 13 A Video error_Vertical Horizontal bar residual image light spot LCD TV connection diagram A8 14 Check Link Cable LVDS reconnection condition A8 A9 residual image light spot A9 15 Adjustment Test pattern ADJ Key A10 16 Exchange T Con Board 1 A 1 5 17 Exchange T Con Board 2 A 2 5 Appendix Defected Type caused by T Con Inverter Module ...

Страница 70: ... Check Power Board 12v 3 5v etc Normal voltage Y N Replace T con Board or module R i P B d Ch k P B d 24 Move to No video No audio Repair Power Board or parts Check Power Board 24v output Normal voltage Y Replace Inverter or module A2 o tage N Repair Power Board or parts End Precaution A6 A3 Always check record S W Version and White Balance value before replacing the Main Board Replace Main Board ...

Страница 71: ...12 01 14 Normal voltage Check various voltages of Power Board 3 5V 12V 20V or 24V No Video No audio Check and replace MAIN B D Y A4 No audio MAIN B D Replace Power Board and repair t N End parts 5 97 Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 72: ...er other equipments have problem or not By connecting RF Cable at other equipment DVD Player Set Top Box Different maker TV etc A6 N Check RF Cable Connection 1 Reconnection 2 Install Booster Check S W Version SVC Bulletin Check Tuner soldering Y Normal Picture Y Close Normal Picture Y N N A6 S W Upgrade Replace Main B D Normal Picture N Contact with signal distributor or broadcaster Cable or Air ...

Страница 73: ...g RF Cable at other equipment Set Top Box Different maker TV etc Y N Normal Si l Check S W V i SVC B ll i Set Top Box Different maker TV etc A6 Check T ld i Replace M i B D Signal S W Version S W Upgrade Bulletin Y N Tuner soldering Main B D Normal Picture N Y Contact with signal distributor or broadcaster Cable or Air Close Close 7 97 Copyright ⓒ 2013 LG Electronics Inc All right reserved Only fo...

Страница 74: ...place module Color error A8 A9 N condition N Check error color input mode HDMI DVI N End Y External device Cable normal External Input Component error Check external device and cable Replace Main B D N Check Test pattern A10 N Request repair for external device cable Y External device Cable normal RGB HDMI DVI error Check external device and cable Replace Main B D 8 97 Copyright ⓒ 2013 LG Electron...

Страница 75: ... screen error Color error External Check screen condition by input External Input Check S W Version N Check Input error Connect other external device and cable Check normal operation of External Input Component RGB and HDMI DVI by connecting Jig pattern N Y Replace Main B D Screen normal Component RGB HDMI DVI Component error Check S W Version Y N Check version S W Upgrade Generator Set top Box et...

Страница 76: ... p g y On Remote control Y operation On High Check Power cord was inserted properly Power LED Power B D Replace Main B D A4 Stand By Red Measure voltage of each output of Power B D N Y Normal A4 N Y Normal voltage Replace Main B D Y Check ST BY 3 5V R l P B D Y Normal voltage Y A12 Close Replace Power B D N Replace Power B D B D 10 97 Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for...

Страница 77: ...ower off by REMOTE CONTROL POWEROFF_OFFTIMER Power off by OFF TIMER POWEROFF_SLEEPTIMER Power off by SLEEP TIMER POWEROFF_INSTOP Power off by INSTOP KEY Please refer to the all cases which can be displayed on power off mode Normal POWEROFF_AUTOOFF Power off by AUTO OFF POWEROFF_ONTIMER Power off by ON TIMER POWEROFF_RS232C Power off by RS232C POWEROFF_RESREC Power off by Reservated Record POWEROFF...

Страница 78: ...ser menu Speaker off Off N Y Check audio B 24V of Power Board Normal voltage Y N A15 A16 Cancel OFF Replace Power Board and repair parts Check Speaker disconnection N Y Replace Speaker Replace MAIN Board End Disconnection Replace Speaker 12 97 Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 79: ...l Signal normal Y Check audio B Voltage 24V Replace Main B D N Noise only for D TV Wrecked audio Discontinuation Noise only Replace Power B D N voltage signal Replace Main B D N Noise only for Analog Wrecked audio Discontinuation Noise only When RF signal is not received Request repair to external cable ANT provider Replace Main B D End Noise only for External Input Connect and check other externa...

Страница 80: ...eck Replace Cable connection Connector solder Normal operating Check B 3 5V On Main B D Normal Voltage Close Check 3 5v on Power B D A4 Check IR Output signal Normal Signal N Repair Replace IR B D N Normal operating Close If R C operate Explain the customer cause is interference When turn off light in room Baterry of R C Replace Power B D or Replace Main B D Power B D don t have problem IR B D Rep...

Страница 81: ...chnical information Check input signal Signal input Y External Input and Component Recognition error Replace Main B D S W Version Y g N Check and fix external device cable RGB HDMI DVI Optical Recognition error Replace Main B D Fix in accordance i h h i l with technical information 15 97 Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use ...

Страница 82: ...the S W or provide the description OR If there is a Tak Tak noise from the cabinet refer to the KMS fix information and then Mechanical noise is a natural phenomenon and apply the 1st level description When the customer does not agree apply the process by stage proceed as shown in the solution manual For models without any fix information provide the description OR agree apply the process by stage...

Страница 83: ... Process 2012 01 14 Replace module Zoom part with exterior damage Module damage Cabinet damage Replace cabinet Replace remote controller Remote controller damage Stand dent Replace stand 17 97 Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 84: ...on off while viewing POWER OFF MODE checking method A14 28 Checking method in menu when there is no audio A15 C Audio error_No audio Normal video audio 29 Voltage and speaker checking method when there is no audio A16 30 C Audio error_Wrecked audio discontinuation Voltage and speaker checking method in case of audio error A16 audio discontinuation of audio error 31 D Function error_ No response in...

Страница 85: ...or_No video Normal audio A1 Established date Revised date Error symptom Content LCD TV 2012 01 14 g y ALL MODELS date Power On disjoint back case check lighting at any point 19 97 Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 86: ...d date Error symptom Content LCD TV 2012 11 17 g date LPB MODELS Measure LED applying to LED Back Light from Power Board Output LED from Power Board supply to LED B L Check Pin contacting statement and connection statement 20 97 Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 87: ...1 17 ALL MODELS date Entry method 1 Press the ADJ button on the remote controller for adjustment 2 Enter into White Balance of item 8 21 97 3 After recording the R G B GAIN Cut value of Color Temp Cool Medium Warm re enter the value after replacing the MAIN BOARD Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 88: ... A Video error_No video Audio A4 Established date Revised date Error symptom Content LCD TV 2012 11 17 g g date Check the DC 24V 12V 3 5V Check the DC 24V 12V 3 5V 22 97 Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 89: ...or_Video error video lag stop A5 Established date Revised date Error symptom Content LCD TV 2012 01 14 ALL MODELS date MENU CHANNEL Manual Tuning Check Signal Strength Signal Quality 23 97 Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 90: ...ablished date Revised date Error symptom Content LCD TV 2012 11 17 1 Checking method for remote controller for adjustment ALL MODELS date Version Press the IN START with the remote controller for adjustment 24 97 Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 91: ...ual image light spot A7 Established date Revised date Error symptom Content LCD TV 2012 11 17 g date ALL MODELS As the part connecting to the external input check the 25 97 p g p screen condition by signal Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 92: ...A Video error_Color error A8 A9 Established date Revised date Error symptom Content LCD TV 2012 01 14 p ALL MODELS date 1 Check and replace LVDS Cable 2 Check LVDS connection condition 26 97 Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 93: ... 11 17 date You can view 6 types of patterns using the ADJ Key Ch ki it 1 D f ti i l 2 R id l i 3 MODULE ADD BAR SCAN BAR 27 97 Checking item 1 Defective pixel 2 Residual image 3 MODULE error ADD BAR SCAN BAR 4 Video error Classification of MODULE or Main B D Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 94: ...d d f CNT B k Abnormal Power Section T Con Defect CNT Broken T Con Defect CNT Broken T Con Defect CNT Broken Solder defect CNT Broken Solder defect CNT Broken Abnormal Power Section 28 97 Solder defect Short Crack Abnormal Power Section Solder defect Short Crack Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 95: ...ck Abnormal Power Section Solder defect Short Crack Fuse Open Abnormal power section Abnormal Display Solder defect Short Crack p p 29 97 Noise GRADATION GRADATION Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 96: ...ge PSU LED driver No Light Dim Light Di Li ht Dim Light Dim Light Dim Light 30 97 No picture Sound Ok Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 97: ...s damage Panel Mura Light leakage Crosstalk Crosstalk Press damage Un repairable Cases In this case please exchange the module 31 97 Press damage Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 98: ...te TAB IC Defect Horizontal Block Gate TAB IC Defect Horizontal line Gate TAB IC Defect Gate TAB IC Defect Gate TAB IC Defect Gate TAB IC Defect Un repairable Cases Horizontal Block In this case please exchange the module 32 97 Gate TAB IC Defect Horizontal Block Gate TAB IC Defect Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 99: ...r A11 Established date Revised date Error symptom Content LCD TV 2012 11 17 p y date Front LED control Menu Æ Option Æ Power Indicator Æ Standby light ON ST BY condition Red 33 97 Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 100: ...ge and ST BY 3 5V B Power error _No power A12 Established date Revised date Error symptom Content LCD TV 2012 11 17 date Check the DC 20V 24V 12V 3 5V 34 97 Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 101: ...N B Power error _No power A13 Established date Revised date Error symptom Content LCD TV 2012 11 17 g p date Check power on Pin 1 pin is high about 3 3V p p g 35 97 Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 102: ...ate Revised date Error symptom Content LCD TV 2012 11 17 g Low models date Entry method 1 Press the IN START button of the remote controller for adjustment 36 97 controller for adjustment 2 Check the entry into adjustment item 3 Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 103: ...blished date Revised date Error symptom Content LCD TV 2012 01 14 g LA613x date Checking method 1 Press the MENU button on the remote controller 2 Select the AUDIO function of the Menu 3 Select TV Speaker from Off to On 37 97 Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 104: ... when there is no audio Check the contact condition of or 24V connector of Main Board Measure the 24V input voltage supplied from Power Board If there is no input voltage remove and check the connector 38 97 Connect the tester RX1 to the speaker terminal and if you hear the Chik Chik sound when you touch the GND and output terminal the speaker is normal Copyright ⓒ 2013 LG Electronics Inc All righ...

Страница 105: ...Low models date P600 1 GND 2 KEY1 3 KEY2 4 St 3 5V 5 GND 6 RED_LED 7 IR 8 GND 8 GND Checking order 1 2 Check IR cable condition between IR Main board 3 Check the st by 3 3V on the terminal 6 4 When checking the Pre Amp when the power is in ON condition it is normal when the 39 97 Analog Tester needle moves slowly and defective when it does not move at all Copyright ⓒ 2013 LG Electronics Inc All ri...

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