LG 55EA8800 Page 34 Service Manual Download | Manualshive

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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.

2013.02.25

IR/KEY_OLED

NC4_H13

40

M_REMOTE_RTS

C4011

1000pF

50V

C4012
1000pF
50V

VA4002

5.6V

AMOTECH CO., LTD.

NON_OLED

C4001
0.1uF

VA4003

ADMC 5M 02 200L

OPT

IR

L4002

120-ohm

C4008
47pF
50V

C4005

1000pF

50V

C4016
5pF
50V

LOGO_LIGHT_WAFER

R4008

10K

5%

OLED_EYE_SCL

+3.3V_NORMAL

KEY2

OLED_EYE_SCL

+3.5V_ST

R4006
100

R4003

33

LOGO_LIGHT

C4009
47pF
50V

IR

Q4000

MMBT3904(NXP)

LOGO_LIGHT

E

B

C

+3.5V_WOL

P4003

SMAW200-H18S1

14

+3.5V_ST

9

WOL

4

RST

18

EYE_SDA

13

NC

8

TX

3

USB_DM

17

EYE_SCL

12

CTS

7

GND

2

3.3V

16

GND

11

GND

6

RX

1

+3.5V_WOL

15

IR

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

R4009

10K

5%

C4010
100pF

50V

OPT

+3.5V_ST

LOGO_LIGHT

WIFI_DM

M_RFModule_RESET

+3.5V_ST

+3.3V_NORMAL

VA4005
5.6V
AMOTECH CO., LTD.

OPT

L4001

BLM18PG121SN1D

R4007
100

R4000

10K

OPT

C4013
47pF
50V

OPT

VA4004

ADMC 5M 02 200L
OPT

AR4000
100
1/16W

OLED_EYE_SDA

C4002

0.1uF

R4014

10K

C4015
5pF
50V

R4011
100

R4005

10K

5%

R4010
100

VA4001

5.6V

AMOTECH CO., LTD.

M_REMOTE_RX

C4014
47pF
50V

OPT

L4000

BLM18PG121SN1D

120-ohm

R4004

33

LOGO_LIGHT

C4000
0.1uF
16V

LOGO_LIGHT

BSD-NC4_H037-HD

For EMI

MAX 0.4A

Place Near Micom

For EMI

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

LGE Internal Use Only

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Summary of Contents for 55EA8800

Page 1: ...ODEL 55EA8800 55EA8800 UC CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL OLED 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 ...

Page 2: ...Use Only Copyright LG Electronics Inc All rights reserved Only for training and service purposes CONTENTS CONTENTS 2 PRODUCT SAFETY 3 SPECIFICATION 4 ADJUSTMENT INSTRUCTION 11 EXPLODED VIEW 23 SCHEMATIC CIRCUIT DIAGRAM ...

Page 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...

Page 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...

Page 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...

Page 6: ... are followed each drawing and specification by part number in accordance with BOM 5 The receiver must be operated for about 20 minutes prior to the adjustment 3 Test method 1 Performance LGE TV test method followed 2 Demanded other specification Safety UL CSA CE IEC specification EMC FCC ICES CE IEC specification Wireless Wireless HD Specification Option 4 General Specification No Item Specificat...

Page 7: ... 71 29 97 74 176 HDTV 1080P 5 1 2 HDMI Input 1 PC DTV No Resolution H freq kHz V freq kHz Pixel clock MHz Proposed HDMI PC DDC 1 640 350 31 468 70 09 25 17 EGA Х 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 1152 864 54 348 60 053 80 00 VESA O 7 1280 1024 63 981 60 020 108 00 VESA SXGA ...

Page 8: ...4 25 Mandatory Side by Side Half 4 1920 1080p 43 94 54 00 23 97 24 00 148 35 148 50 Mandatory Frame Packing 5 1920 1080p 26 97 27 00 23 97 24 00 74 18 74 25 Mandatory Top Bottom 6 1280 720p 44 96 45 00 59 94 60 00 74 18 74 25 Primary Side by Side Half 7 1920 1080i 67 432 67 50 59 94 60 00 148 35 148 50 Primary Frame Packing 8 1920 1080p 67 43 67 50 59 94 60 00 148 35 148 50 Primary Top Bottom 9 19...

Page 9: ...0p 33 716 33 75 29 976 30 00 148 35 148 50 Side by Side Full 32 720 480p 62 938 63 00 59 94 60 00 54 00 54 054 16 9 Line Alternative 33 720 480p 31 469 31 50 59 94 60 00 54 00 54 054 16 9 Side by Side Full 34 720 480p 62 938 63 00 59 94 60 00 54 00 54 054 4 3 Line Alternative 35 720 480p 31 469 31 50 59 94 60 00 54 00 54 054 4 3 Side by Side Full 36 640 480p 62 938 63 00 59 94 60 00 50 35 50 40 Li...

Page 10: ...mponent Input No Resolution H freq kHz V freq Hz Pixel clock MHz Proposed Remark 1 1280 720 44 96 59 94 74 176 HDTV 720P Side by Side Top Bottom 2 1920 1080 33 75 60 00 74 25 HDTV 1080I Side by Side Top Bottom 3 1920 1080 33 72 59 94 74 176 HDTV 1080I Side by Side Top Bottom 4 1920 1080 67 500 60 148 50 HDTV 1080P Side by Side Top Bottom 5 1920 1080 67 432 59 94 148 352 HDTV 1080P Side by Side Top...

Page 11: ...stment Component 480i 1080p 2 EDID downloads for HDMI Remark Above adjustment items can be also performed in Final Assembly if needed Adjustment items in both PCBA and final assembly tages can be checked by using the INSTART Menu 1 ADJUST CHECK 3 2 Final assembly adjustment 1 White Balance adjustment 2 RS 232C functionality check 3 Factory Option setting per destination 4 Shipment mode setting In ...

Page 12: ...1E 66 21 50 B0 51 00 1B 30 50 40 70 36 00 40 84 63 00 00 1E 00 00 00 FD 00 3A 60 3E 1E 53 10 00 0A 20 20 20 20 20 20 00 00 00 FC 70 00 4C 47 20 54 56 0A 20 20 20 20 20 20 20 01 E8 EDID Block 1 Bytes 128 255 80H FFH 0 1 2 3 4 5 6 7 8 9 A B C D E F 0 02 03 34 F1 48 90 22 20 05 04 03 02 01 29 3d 06 10 C0 15 07 50 09 57 07 78 03 0C 00 10 00 B8 2D 20 20 C0 0E 01 4F 00 FE 08 10 06 10 18 10 28 10 38 10 3...

Page 13: ...C 50 25 00 40 84 63 00 00 9E 01 1D 00 72 51 D0 1E 20 60 6E 28 55 00 40 84 63 00 00 1E 00 00 00 00 00 00 70 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 06 2 AC3 HDMI 1 C S E8 3F EDID Block 0 Bytes 0 127 00H 7FH 0 1 2 3 4 5 6 7 8 9 A B C D E F 0 00 FF FF FF FF FF FF 00 1E 6D 01 00 01 01 01 01 10 01 17 01 03 80 A0 5A 78 0A EE 91 A3 54 4C 99 26 20 0F 50 54 A1 08 00 31 40 45 40 61 40 71 40 81 80 30 01...

Page 14: ...0 50 84 63 00 00 9e 01 1d 00 72 51 d0 1e 20 6e 28 55 60 00 40 84 63 00 00 1e 00 00 00 00 00 00 00 00 00 70 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 0f 3 PCM HDMI 1 C S E8 B1 EDID Block 0 Bytes 0 127 00H 7FH 0 1 2 3 4 5 6 7 8 9 A B C D E F 0 00 FF FF FF FF FF FF 00 1E 6D 01 00 01 01 01 01 10 01 17 01 03 80 A0 5A 78 0A EE 91 A3 54 4C 99 26 20 0F 50 54 A1 08 00 31 40 45 40 61 40 71 40 81 80 30 01...

Page 15: ... Bytes 128 255 80H FFH 0 1 2 3 4 5 6 7 8 9 A B C D E F 0 02 03 2e f1 48 90 22 20 05 04 03 02 01 23 09 57 10 07 78 03 0c 00 40 00 b8 2d 20 c0 0e 01 4f 00 fe 20 08 10 06 10 18 10 28 10 38 10 e3 05 03 01 02 3a 30 80 18 71 38 2d 40 58 2c 45 00 40 84 63 00 00 1e 40 01 1d 80 18 71 1c 16 20 58 2c 25 00 40 84 63 00 50 00 9e 01 1d 00 72 51 d0 1e 20 6e 28 55 00 40 84 60 63 00 00 1e 00 00 00 00 00 00 00 00 0...

Page 16: ...adjust leads to the luminance enhancement Adjust the color temperature to reduce the deviation of the module color temperature 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 Adjustment mode mode Cool 2 Medium Warm Mode Purpose Adjust the color temperatur...

Page 17: ... North America due to rating 2 Applied model EA34D Chassis applied to CANADA and MEXICO 5 2 2 Country Group selection 1 Press ADJ key on the Adj R C and then select Country Group Menu 2 Depending on destination select US then on the lower Country option select US CA MX Selection is done using KEY 5 2 3 Tool Option inspection Press Adj key on the Adj R C then select Tool option Model Tool 1 Tool 2 ...

Page 18: ...wn 3 Check pattern as Fig2 without 3D glasses 3D mode without 3D glasses Fig 2 OK in 3D mode without 3D glasses Fig 3 NG in 3D mode without 3D glasses 5 6 HDMI ARC Function Inspection 5 6 1 Test equipment Optic Receiver Speaker MSHG 600 SW 1220 HDMI Cable for 1 4 version 5 6 2 Test method 1 Insert the HDMI Cable to the HDMI ARC port from the master equipment HDMI1 2 Check the sound from the TV Set...

Page 19: ...Specification No Item Min Typ Max Unit Remark 1 Audio practical max Output L R Distor tion 10 max Output 9 0 8 5 10 0 8 9 12 0 9 9 W Vrms 1 Measurement condition EQ AVL Clear Voice Off 2 Speaker 8Ω Impedance 6 3 Audio Output Inspection 1 INPUT CHECK S KEY OF ADJUST REMOTE CONTROLLER TO INSPECT SPEAKER 2 When you click the first the output volume of left right main speakers must be 50 3 When you cl...

Page 20: ... to the right side 4 Long Tab Test Touch SOFT TOUCH KEY OF SET long Don t need to run a test with this sequence For example the sequence such as Right Tab Long Tab Left is allowed 8 EYE Q Green Inspection 1 Turn on TV 2 Press EYE key of Adj R C 3 Cover the Eye Q sensor on the front of the using your hand and wait for 6 seconds 4 Confirm that value is lower than 100 of the Raw Data Sensor data Back...

Page 21: ...ER CORD GND and SIGNAL CABLE GND Hi pot Test POWER CORD GND and LIVE NEUTRAL 4 LEAKAGE CURRENT At 0 5mArms 10 USB S W Download optional Service only 1 Put the USB Stick to the USB socket 2 Automatically detecting update file in USB Stick If your downloaded program version in USB Stick is lower than that of TV set it didn t work Otherwise USB data is automatically detected 3 Show the message Copyin...

Page 22: ...If ADC calibration is failure after recheck ADC pattern or condition retry calibration 11 2 Manual White balance Adjustment 11 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 Color Analyzer CA 210 probe should be within 10cm and perpendicular of the module surf...

Page 23: ... 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 501 512 500 580 561 560 830 120 810 511 510 200 300 540 570 521 571 522 400 700 710 530...

Page 24: ...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 ...

Page 25: ...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...

Page 26: ...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...

Page 27: ... 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...

Page 28: ...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...

Page 29: ... GND_1 7 COMP 9 SS TR 10 PH_1 11 PH_2 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 NX...

Page 30: ...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...

Page 31: ... 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...

Page 32: ...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...

Page 33: ...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...

Page 34: ...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 ...

Page 35: ... 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...

Page 36: ...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 ...

Page 37: ... 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...

Page 38: ... 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...

Page 39: ...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 ...

Page 40: ...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 ...

Page 41: ...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 ...

Page 42: ...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...

Page 43: ...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...

Page 44: ...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 ...

Page 45: ...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...

Page 46: ...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 ...

Page 47: ..._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...

Page 48: ... 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...

Page 49: ...NC 3 NC 4 NC 5 NC 6 NC 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_RES...

Page 50: ...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...

Page 51: ......

Page 52: ...e contrast ratio compared to LCD Indirect light source display which is complex and consists of many components Light is supplied from BLU and goes through many layers OLED is next generation display which is simple thin and light OLED can achieve natural and vivid colors due to self emitting characteristics Copyright ⓒ 2013 LG Electronics Inc All right reserved Only for training and service purpo...

Page 53: ...Main PCB for Broadband 55EA9800 CAM USB Cl S k 55EA9800 CAM USB Clear Speaker To PSU Local Dim ...

Page 54: ...TIC SPDIF LNB DAC_DATA AAD_DATA PC AUDIO PC_Audio_L R H13 LG1154A A di H P H P Audio L R I2S CVBS SCART SC_CVBS RGB Audio L R DTV MNT_LR V_OUT H P AMP IR_Blaster IRB_SPI IR_B Micom H13 LG1154D HSR_P M _ AV1_Audio L R AV1 COMP1 AV1_CVBS Comp1 Y Pb Pr Audio AMP SPK Clear Speaker I2S HDMI CI CI ...

Page 55: ...udio 2D GFX JPG PNG Decoder JPG Encoder UARTx3 EMAC SCI SPIx2 I2Cx10 PHY 1ch 30MHz w PLL BTSC AFE 10b 18 432MHz w PLL Video Encoder 1080p 30fps GPIOx136 Audio L R 4 ch SCART out SW Audio DAC 48KHz Line Out TrustZone CPU ARMCA9 Core Dual 1 2GHz Sound DSP Clear Voice II Perceptual Volume Control I2S I2S HPD CPU 64KB SRAM 48KB ROM OTP I2Cx10 eMMC DMAC 8ch Timer WDT 1ch L R Audio ADC 24b 48KHz USB3 0 ...

Page 56: ...H13 Block diagram ...

Page 57: ... 1 23V_S2_DEMOD 30 LNB_TX LNB IC6900 A8303SESTR TB 10 TONECTRL 2 LNB 7 SCL 8 SDA S2_F22_OUTPUT 33 LNB 36 S2_SCL 34 S2_SDA 35 I2C_SCL4 I2C_SDA4 22 Ω LNB_OUT 3 3K Ω TU6503 H13 RESET 2 TU_RESET1 AG6 GPIO10 IC2_SCL6 IC2 SDA6 AH34 SCL5 SLC 3 T C_DIF N 11 AP6 SCL3 AR6 SDA3 33 Ω TU6503 TDSQ H651F H13 LG1154D IC2_SDA6 AH33 SDA5 SDA 4 ...

Page 58: ...OC Jack Side SOC Side CVBS_IN3 FULL SCART 18P SC_CVBS_IN CVBS IN2 SC_CVBS_IN_SOC AUAD_L R_CH2_IN AV_L R_IN AUAD_L R_CH2_IN H13 CVBS_IN2 SC_R G B CVBS_IN_SOY COMP1_PR_IN_SOC COMP1_Y_IN_SOC COMP1 PB IN SOC PR1 Y1 PB1 SOY1_IN H13 LG1154A COMP1_PB_IN_SOC COMP1_Y_IN_SOC_SOY ...

Page 59: ...V_L R_IN SC AUDIO L R OUT AUD_SCART_OUTL OUTR SC_L R_IN SCART_Lout Rout pi filter DACSCK MAIN 4P wafer _ _ _ AUAD_L_CH2_IN AUAD_L_CH3_IN DTV MNT_L R_OUT TAS5733 LPF I2C_SCL1 SDA1 AUD_SCK LRCK LRCH AMP_RESET_N DACLRCK DACLRCH MAIN 4P wafer H13 SCL0 SDA0 LPF GPIO21 WOOFER 2P wafer H13 LG1154 ...

Page 60: ...RESET TMDS Link 8bits SPDIF_OUT_ARC HDMI HDMI_INT HDMI_S W_RESET HDMI2 HDMI2 DDC_I2C 2bits H13 LG1154D HDMI Switch IC3201 SII9587CNUC HDMI Out put 8bits SPDIF_OUT_ARC HDMI2 HDMI2 CEC_REMOTE TMDS Link 8bits DDC I2C 2bit I2C_SCL SDA 5 2bits DDC_I2C 2bits ...

Page 61: ...00GEAFB OCP USB2 3 TPS2062C USB_CTL2 USB_CTL3 5V USB2 5V_USB3 USB2_ DP2 DM2 USB2 USB2_0_DP DM USB2_1_DP0 DM0 USB_WIFI WIFI_DP DM WOL WOW_POWER_ON TPS2062C _ EB_CS2 GPIO92 5V_USB2 USB1 USB3 0 PVR Ready USB3_DP DM USB3_DP0 DM0 USB3_RX0P M USB3_TX0P M USB3_RX0P RX0M USB3_TX0P TX0M OCP USB1 TPS2554 USB_CTL2 HUB_VBUS_CTRL0 USB OCD1 5V_USB1 M_REMOTE_RX TX TPS2554 USB_OCD1 HUB_PORT_OVER0 1 ...

Page 62: ...Interconnection 1 55EA9800 PCBs 1 Main PCB 2 PSU 1 2 3 WIFI ASSY ...

Page 63: ... Normal audio 1 2 No video No audio 2 A Video error 3 Picture broken Freezing 3 4 Color error 4 Vertical Horizontal bar residual image 5 Vertical Horizontal bar residual image light spot external device color error 5 6 B Power error No power 6 Off h ff hil i i B Power error 7 Off when on off while viewing power auto on off 7 ...

Page 64: ... between board is inserted properly or not Main B D Power B D EPI Cable Speaker Cable IR B D Cable Normal audio Y No video Normal audio Check OLED Light On with naked eye On Y Check Power Board 24V 12V 3 5V etc Normal voltage Y Replace T con Board or module And Adjust VCOM A18 A1 N Move to No video No audio N N Repair Power Board or parts Check Power Board 24V output A18 Normal Y Replace Inverter ...

Page 65: ... Revised date 2 16 LCD TV Error symptom 2013 01 31 No video No audio Revised date 2 16 Check various Check and Y A18 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 N End Replace Power Board and repair ...

Page 66: ... 16 A3 Check RF Signal level By using Digital signal level meter By using Diagnostics menu on OSD Setting Set up Manual Tuning Check the Signal Signal strength Normal over 50 Signal Quality Normal over 50 Y Normal Signal Check whether other equipments have problem or not By connecting RF Cable at other equipment DVD Player Set Top Box Different maker TV etc N DVD Player Set Top Box Different maker...

Page 67: ...013 01 31 Color error Revised date 4 16 Color Y Check and replace Link Cable Y Replace Main B D Color Check color by input External Input COMPONENT A6 Y Replace module Color A7 error N EPI and contact condition N Replace Main B D error Check error COMPONENT AV HDMI N End Replace module error color input mode ...

Page 68: ...rror Replace Module Revised date 5 16 Screen normal Y Check external device connection Y Check and replace Link Cable Normal N Screen normal Replace Main B D adjust VCOM Check color condition by input External Input Component HDMI N Module Screen normal A6 A7 N condition N Cable Y adjust VCOM Replace module HDMI End Request repair for external A8 Y Replace Main B D For LGD panel End device A8 Chec...

Page 69: ...ised date 6 16 Power LED On Y N DC Power on by pressing Power Key On Remote control Y N Normal operation Check Power On High Check Power cord Check Logo LED Replace Power B D Y OK Replace Main B D Stand By Red or Turn Off Operating Turn Off Check Power cord was inserted properly Measure voltage of each output of Power B D Replace Main B D N Normal A18 ...

Page 70: ...g power auto on off Check outlet A19 Revised date 7 16 Error N Check Power Off Mode Check A C cord Check for all 3 phase Replace Main B D CPU Abnormal N Y Normal End Y Fix A C cord Outlet and check each 3 Check for all 3 phase power out If Power Off mode Replace Power B D A18 Abnormal 1 phase out If Power Off mode is not displayed Check Power B D Y Replace Main B D Normal voltage ...

Page 71: ...D TV Error symptom Standard Repair Process 2013 01 31 No audio Normal video Revised date 8 16 No audio Screen normal Check user menu Speaker off Off N Check audio B 24 of Power Board Normal voltage Y A20 A21 A18 Speaker off Y Cancel OFF N Replace Power Board and repair parts ...

Page 72: ...nal compared to No audio Wrecked audio discontinuation noise Revised date 9 16 A21 A18 Wrecked audio Discontinuation Noise for all audio Check and replace speaker and connector Y Check input signal RF Signal Y Check audio B Voltage 24V A21 A18 Wrecked audio Discontinuation Noise only for D TV N Normal voltage RF External Input signal normal Replace Main B D N Wrecked audio Discontinuation Replace ...

Page 73: ...Y N Check R C itself Operation Normal operating Y Check Repair Cable connection Connector solder Normal operating Check B 3 5V On Main B D Normal Voltage N A18 Check IR Output signal Normal Signal N Y N A22 Y Check R C Operating When turn off light in room Check Replace Baterry of R C Close Check 3 5v on Power B D Replace Power B D or Replace Main B D Power B D don t have problem A18 Repair Replac...

Page 74: ...perating checking 2 MR13 P Magic Remocon operating error Revised date 11 16 A4 Y N Check MR13 P itself Operation Normal operating Y Is show ok message Press the wheel N Turn off on the set and press the wheel Check the INSTART menu RF Receiver ver is 00 00 Y N Check Replace Battery of MR13 P Close Y Check Repair RF assy connection A23 Normal Y ...

Page 75: ...e Revised date 12 16 LCD TV Error symptom 2013 01 31 Wifi operating checking 3 Wifi operating error Revised date 12 16 Check the INSTART menu Wi Fi Mac value is NG N Check the Wifi wafer 1pin Normal Voltage N Replace Main B D A24 A4 Y Check Repair Wifi cable Close Y A24 connection ...

Page 76: ...vised date 13 16 LCD TV Error symptom 2013 01 31 Camera operating checking 4 Camera operating error Revised date 13 16 Check the INSTART menu Camera Ver is NG N Check the Camera wafer P4200 2pin Normal Voltage N Replace Camera B D A25 A4 Y Check Repair Camera cable Close Y A25 connection ...

Page 77: ...Error symptom Standard Repair Process 2013 01 31 External device recognition error Revised date 14 16 Check technical information Fix information S W Version N Technical information Check input signal Signal input Y External Input and Component Recognition error Replace Main B D S W Version Y N ...

Page 78: ...te Revised date 15 16 LCD TV Error symptom Standard Repair Process 2013 01 31 Circuit noise mechanical noise Revised date 15 16 Check location of Identify nose Circuit noise Replace PSU noise type noise Mechanical noise Check location of noise noise noise ...

Page 79: ...t Established date Revised date 16 16 LCD TV Error symptom Standard Repair Process 2013 01 31 Exterior defect Revised date 16 16 Z i h Replace module Zoom part with exterior damage Module damage Cabinet Cabinet damage Replace cabinet ...

Page 80: ..._ No video Normal audio 2 Check White Balance value A2 4 A Video error video error Video TUNER input signal strength checking method A3 A Video error_ video error Video lag stop 5 LCD TV Version checking method A4 6 Tuner Checking Part A5 7 A Video error Vertical Horizontal bar LCD TV ti di A6 7 A Video error _Vertical Horizontal bar residual image light spot LCD TV connection diagram A6 ...

Page 81: ...ay LED A17 17 Check power input Voltage ST BY 3 5V A18 18 B Power error_Off when on off hil i i POWER OFF MODE checking method A19 18 while viewing POW R OFF MO checking method A19 19 C Audio error_ No audio Normal video Checking method in menu when there is no audio A20 20 Voltage and speaker checking method A21 20 Voltage and speaker checking method when there is no audio A21 ...

Page 82: ...andard Repair Process Detail Technical Manual Revised A1 Error symptom Content Check LCD back light with naked eye A Video error_No video Normal audio LCD TV 2013 01 31 date A1 Content Check LCD back light with naked eye ...

Page 83: ...ed date Standard Repair Process Detail Technical Manual Revised A2 Error symptom Content Check White Balance value A Video error_No video Normal audio LCD TV 2013 01 31 date A2 Content Check White Balance value ...

Page 84: ...nput signal strength checking method A Video error_Video error video lag stop A3 Established date Revised Error symptom Content LCD TV 2013 01 31 TUNER input signal strength checking method A3 date Content Settings Æ Channel Æ Manual Tuning Æ select channel ...

Page 85: ...LCD TV Version checking method A Video error_Video error video lag stop A4 Established date Revised Error symptom Content LCD TV 2013 01 31 LCD TV Version checking method 1 Checking method for remote controller for adjustment A4 date Content Version ...

Page 86: ...ard Repair Process Detail Technical Manual TUNER checking part A Video error_Video error video lag stop A5 Established date Revised Error symptom Content LCD TV 2013 01 31 TUNER checking part A5 date Content ...

Page 87: ...cess Detail Technical Manual LCD TV ti di 1 A Video error _Vertical Horizontal bar residual image light spot A6 Established date Revised Error symptom Content LCD TV 2013 01 31 LCD TV connection diagram 1 A6 date Content ...

Page 88: ...ir Process Detail Technical Manual Ch k Li k C bl EPI ti diti A Video error_Color error A7 Established date Revised Error symptom Content LCD TV 2013 01 31 Check Link Cable EPI reconnection condition A7 date Content ...

Page 89: ...epair Process Detail Technical Manual Adjustment Test pattern ADJ Key A Video error_Color error A8 Established date Revised Error symptom Content LCD TV 2013 01 31 Adjustment Test pattern ADJ Key A8 date Content ...

Page 90: ...Appendix Exchange the Module 1 수직 비내림 Line Dim Brightness difference ...

Page 91: ...Appendix Exchange the Module 2 Angle view Color difference Brightness dot noise Half dead ...

Page 92: ...Standard Repair Process Detail Technical Manual Ch k f t di l L B Power error _No power A17 Established date Revised Error symptom Content LCD TV 2013 01 31 Check front display Logo A17 date Content ...

Page 93: ...ent Check power input voltage and ST BY 3 5V B Power error _No power LCD TV 2013 01 31 date A18 Content Check power input voltage and ST BY 3 5V Check the DC 24V 12V 3 5V Check the DC 24V 12V 3 5V 18 Pin Power Board Main Board 1 Power on 2 DRV ON 3 3 5V 4 20V 5 3 5V 6 N C 5 3 5V 6 N C 7 GND 8 GND ...

Page 94: ...rocess Detail Technical Manual POWER OFF MODE h ki th d B Power error _Off when on off whiling viewing A19 Established date Revised Error symptom Content LCD TV 2013 01 31 POWER OFF MODE checking method A19 date Content ...

Page 95: ...cess Detail Technical Manual Ch ki th d i h th i di C Audio error_No audio Normal video A20 Established date Revised Error symptom Content LCD TV 2013 01 31 Checking method in menu when there is no audio A20 date Content ...

Page 96: ...ker checking method C Audio error_No audio Normal video A21 Established date Revised Error symptom Content LCD TV 2013 01 31 Voltage and speaker checking method when there is no audio A21 date Content 24 Pin Power Board Main Board 1 Power on 2 INV ON 3 3 5V 4 PDIM 1 ...

Page 97: ...anual D Function error A22 Established date Revised Error symptom Content LCD TV 2013 01 31 P4002 1 KEY2 Remote controller operation checking method A22 date Content 1 KEY2 2 3 5V_ST 3 GND 4 LOGO Light Wafer 5 IR 5 IR 6 GND 7 EYE SCL 8 EYE SDA ...

Page 98: ...i h ki th d Established date Revised Error symptom Content LCD TV A23 D Function error 2013 01 31 P4003 1 3 5V WOL Motion Remote operation checking method date Content A23 1 3 5V_WOL 2 3 3V 3 USB_DM 4 RTS 5 USB DP 5 USB_DP 6 RX 7 GND 8 TX 9 WOL 9 WOL 10 RESET ...

Page 99: ...anual A24 Established date Revised Error symptom Content LCD TV D Function error 2013 01 31 Wifi operation checking method A24 date Content P4003 1 3 5V WOL 1 3 5V_WOL 2 3 3V 3 USB_DM 4 RTS 5 USB DP 5 USB_DP 6 RX 7 GND 8 TX 9 WOL 9 WOL 10 RESET ...

Page 100: ...evised Error symptom Content LCD TV D Function error 2013 01 31 Camera operation checking method A25 date Content P4200 1 CAM SLIDE DET 1 CAM_SLIDE_DET 2 3 5V_CAM 3 AUD_LRCH 4 AUD_LRCK 5 AUD SCK 5 AUD_SCK 6 GND 7 CAM_PWR_ON_CMD 8 ST_BY_DET_CAM 9 GND 9 GND 10 USB_CAMERA_DP ...

Page 101: ...Standard Repair Process Detail Technical Manual T l ti h i th d A26 Established date Revised Error symptom Content LCD TV E Etc 2013 01 31 Tool option changing method A26 date Content ...

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