LG 22MT47D Скачать руководство пользователя страница 27 | Manualshive

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THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FIRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFACTURES SPECIFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.

2014/11/05

TUNER_EU

8

MT57

+3.3V_Normal

C2644

0.1uF
16V

+3.3V_TU

L2606

UBW2012-121F

+3.3V_TU

C2604

0.1uF
16V

C2603
100pF
50V

R2600
10

IF_N_MSTAR

IF_P_MSTAR

R2601
10

IF_AGC_MAIN

C2600
0.1uF

16V

R2602

33

TU_SCL

C2605
20pF
50V

R2603

33

TU_SDA

C2602
20pF
50V

C2601
20pF
50V

C2606
20pF
50V

R2604

1K

R2605

1K

+3.3V_TU

C2643
22uF
6.3V

TU_GND_B

TU_GND_B

TDJH-G301D

TU2602

TUNER_EU

47

SHIELD

6

IF[P]

7

IF[N]

8

SIF

9

CVBS

1

+3.3V

2

NC_1

3

IF_AGC

4

SCL_RF

5

SDA_RF

A1

A1

B1

B1

C2609
1000pF
630V

TUNER_ISOLATOR CAP

should be guarded by ground

GND seperation

Copyright ⓒ 2015 LG Electronics. Inc. All right reserved.
Only for training and service purposes

LGE Internal Use Only

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Содержание 22MT47D

Страница 1: ... lgservice com Asia Oceania http biz lgservice com Internal Use Only Printed in Korea P NO CHASSIS MODEL CAUTION BEFORE SERVICING THE CHASSIS READ THE SAFETY PRECAUTIONS IN THIS MANUAL SERVICE MANUAL MFL68127269 1501 REV00 22MT47D 22MT47D PZS 22MT47D WZS LD50A LED TV ...

Страница 2: ... All right reserved Only for training and service purposes CONTENTS CONTENTS 2 SAFETY PRECAUTIONS 3 SERVICING PRECAUTIONS 4 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 10 TROUBLE SHOOTING 14 BLOCK DIAGRAM 18 EXPLODED VIEW 19 SCHEMATIC CIRCUIT DIAGRAM APPENDIX ...

Страница 3: ... 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 phone jacks etc If the exposed metallic part has a return path to the chassis the ...

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: ...Greece Denmark Czech Austria Hungary Swiss Croatia Turkey Norway Slovenia Poland Ukraine Portugal Ireland Morocco Latvia Estonia Lithania Rumania Bulgaria Russia Slovakia Bosnia Serbia Albania Kazakhstan Belarus 4 Country Nordic option EU model only Denmark Finland Norway Sweden DTV MPEG2 4 DVB T2 8 countries UK Denmark Sweden Finland Norway Ireland Ukraine Kazakhstan DTV MPEG2 4 DVB C 37 countrie...

Страница 7: ...3 3 4 5 6 7 8 64 QAM 1 2 2 3 3 4 5 6 7 8 DVB T2 Guard Interval Bitrate_Mbit s 1 4 1 8 1 16 1 32 1 128 19 128 19 256 Modulation Code Rate QPSK 1 2 2 5 2 3 3 4 5 6 16 QAM 1 2 2 5 2 3 3 4 5 6 64 QAM 1 2 2 5 2 3 3 4 5 6 256 QAM 1 2 2 5 2 3 3 4 5 6 DVB C Symbolrate 4 0Msymbols s to 7 2Msymbols s Modulation 16QAM 64 QAM 128 QAM and 256 QAM DVB S S2 symbolrate DVB S2 8PSK QPSK 2 45Msymbol s DVB S QPSK 2 ...

Страница 8: ...3 981 60 020 108 000 13 1280 1024 79 976 75 025 135 000 14 1400 1050 65 317 59 978 121 750 15 1440 900 55 935 59 887 106 500 16 1600 900 60 000 60 000 108 000 17 1680 1050 64 674 59 883 119 000 18 1680 1050 65 290 59 954 146 250 19 1920 1080 67 500 60 000 148 500 HDMI DTV No Resolution H freq kHz V freq Hz Pixel clock MHz Remark 1 720 480 31 469 31 5 59 94 60 27 00 27 03 SDTV 480P 2 720 576 31 25 ...

Страница 9: ...I 50Hz 4 720 480 31 470 59 940 27 000 SDTV 480P 5 720 480 31 500 60 000 27 027 SDTV 480P 6 720 576 31 250 50 000 27 000 SDTV 576P 50Hz 7 1280 720 44 960 59 940 74 176 HDTV 720P 8 1280 720 45 000 60 000 74 250 HDTV 720P 9 1280 720 37 500 50 000 74 250 HDTV 720P 50Hz 10 1920 1080 33 720 59 940 74 176 HDTV 1080I 11 1920 1080 33 750 60 000 74 250 HDTV 1080I 12 1920 1080 28 125 50 000 74 250 HDTV 1080I...

Страница 10: ...XX bin by clicking Read 5 Click Auto tab and set as below 6 Click Run 7 After downloading check OK message USB DOWNLOAD epk file download 1 Make New folder named LG_DTV and put ISP file epk in the folder 2 Put the USB Stick to the USB socket 3 Automatically detecting update file in USB Stick If your downloaded program version in USB Stick is Low it didn t work But your downloaded version is High U...

Страница 11: ... PC RS 232C port 3 3 2 CI Key Download 1 Set CI Key path Directory at Start Mac CI Download Programme 2 Set COM 1 2 3 4 115200 Baudrate 1 2 3 Click port connection button 1 4 Start CI Key Download Push the button 4 5 Check OK or NG 6 After completing download CI key values are increase by one automatically To write CI key next SET click CI key writing button 5 directly 7 Check whether the key was ...

Страница 12: ... 232C cable PC RS 232C port 3 Write Model Name Serial Number by use USB Port 4 Must check the serial number at the Diagnostics of SET UP menu Refer to below 4 2 2 Method notice 1 Model Name Serial Number D L is using of scan equip ment 2 Setting of scan equipment operated by Manufacturing Technology Group 3 Serial number D L must be conformed when it is produced in production line because serial n...

Страница 13: ...Service Mode by pushing ADJ key 2 Enter White Balance by pushing key at White Bal ance When doing Adjustment Please make circumstance as below 4 5 DPM Operation check Measurement Condition 100 240V 50 60Hz 1 Set Input to RGB PC and connect D sub cable to set RGB Mode Set Input to HDMI with Input Label set to PC and con nect HDMI cable to set HDMI Mode 2 Cut off H sync or V sync of signal 3 Check D...

Страница 14: ...ower Replace X100 N Check C400 Voltage Level 19V Check Power connector OK Replace Adapter Y N Y Check IC401 Output Voltage Level 3 3V Replace IC401 Recheck Y N Check X101 Clock 24MHz Replace IC102 Flash Memory Y Check IC403 Output Voltage Level 5V Replace IC403 Recheck Y N Check IC402 Output Voltage Level 1 15V Replace IC402 Recheck N Y ...

Страница 15: ...n Check IC1001 Q1002 Replace LED Driver IC or FET Y N N Check Panel Power 12V P600 30 Check IC800 Output 12V Replace IC400 Recheck Y N Check Panel input Clock P601 9 10 Check IC100 Repair Main B D Y N Check FFC Cable for Damage or Open Conductors Check LED Driver Output C1027 Replace T Con Board or Module Y Check IC101 Replace Main SOC N Check WLED_ENABLE High Y ...

Страница 16: ...cs Inc All right reserved Only for training and service purposes 3 No Video Digital TV Check RF Cable Y 1 Check RF IC L2606 Power 3 3V 2 Check IC401 Output voltage 3 3V Replace IC401 Recheck Y N Check SCL SDA Line TU2602 4 5 Replace TU2602 or IC101 N ...

Страница 17: ...training and service purposes 4 No Video HDMI Replace Main Scaler IC101 Check input signal format Is it supported Check JK801 for proper connection or Damage Replace Connector Y N Check I2C Signal 15 16 JK801 Re Download EDID Data Y N Y Check HDMI Cable for Damage or Open Connector Y ...

Страница 18: ... 18 LGE Internal Use Only Copyright LG Electronics Inc All right reserved Only for training and service purposes BLOCK DIAGRAM ...

Страница 19: ...cal and mechanical parts in this chassis have special safety related characteristics These parts are identified by in the Schematic Diagram and EXPLODED VIEW It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent Shock Fire or other Hazards Do not modify the original design without permission of manufacturer IMPORTANT SA...

Страница 20: ...423 22uF 6 3V Q402 PMV48XP G D S C429 0 1uF 16V 1 15V_VDDC C438 0 1uF 16V JP401 JP400 C434 1uF 10V OPT C419 0 1uF 16V JK400 KJA DC 1 0032 1 2 4 C418 0 1uF 16V C400 47uF 25V 105C C421 22uF 6 3V Q400 MMBT3904 NXP E B C Q401 MMBT3904 NXP E B C C425 10uF 10V OPT Q3451 FHD_NON 23 6 E B C C424 10uF 16V HD 12V Panel D400 MMBD6100 A2 C A1 C430 0 1uF 16V L400 4 7uH C439 4 7uF 10V C427 10uF 10V R442 1 4 7K ...

Страница 21: ... OPT P602 10031HR 30 FHD 5V Panel 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 JP612 RXACK R613 3 3K 5V_PANEL_POWER KEY_SDA RXA0 RXA0 JP610 JP600 R609 200 RXA2 R608 0 23 6 LVDS RXA0 RXACK R604 5 6K HD 12V Panel RXBCK JP601 R605 5 6K HD 12V Panel KEY1 RXACK JP607 R616 5 6K FHD 5V Panel RXBCK JP608 12V_PANEL_POWER RXACK D411 30V OPT RXB0 R623 22 OPT RXB1 JP603 ...

Страница 22: ..._CLOCK 16 SHILED VA707 20V DSUB DSUB_G R711 10K DSUB JP704 JP705 R713 47K DSUB VA700 20V DSUB R705 10K DSUB DSUB_VSYNC 2 E18 R722 10K AUDIO_IN Q700 MMBT3904 NXP DSUB E B C JK702 KJA PH 1 0177 AUDIO_IN 3 M3_DETECT 4 M4 5 M5_GND 1 M1 6 M6 C708 0 1uF 16V SC1_R DSUB_G R728 2K RGB SWITCH C727 0 01uF 25VRGB SWITCH R736 300 OPT R730 4 7K RGB SWITCH SC1_B DSUB SC1_R R729 75 RGB SWITCH DSUB_R Q701 MMBT3904...

Страница 23: ...EV 1 8 2 7 3 6 4 5 9 10 R807 0 OPT VA800 20V OPT R814 10K OPT VA807 20V OPT R810 47K HDMI PORT 2 D0 _HDMI2 R805 10K HDMI PORT 1 DDC_SCL_1 R806 10K HDMI PORT 2 Q802 MMBT3904 NXP HDMI PORT 1 E B C CK _HDMI2 VA809 20V OPT D2 _HDMI2 R824 2 7K HDMI PORT 2 D1 _HDMI2 5V_Normal R811 33 HDMI PORT 2 DDC_SDA_2 5V_DET_HDMI_2 DDC_SDA_2 D803 1 IP4283CZ10 TBA OPT ESD_HDMI_NXP 3 GND_1 2 TMDS_CH1 4 TMDS_CH2 1 TMDS...

Страница 24: ...5 LGD FHD CMI 23 6 R1045 1 0 LGD FHD CMI 23 6 IC1001 DT1641AS 3 NC_1 2 OVP 4 PGND_1 1 EN 6 PDIM 5 PGND_2 7 RISET 8 LS8 9 LS7 10 LS6 11 LS5 12 NC_2 13 LGND 14 LS4 15 LS3 16 LS2 17 LS1 18 RT 19 COMP 20 RSS 21 NDRV 22 CS 23 VREF 24 VIN 25 EP GND M1007 JP1009 D1000 100V BR210 CMI_29 C1000 10uF 25V CMI_29 R1016 100 R1024 1 3K 1 CMI_29 C1005 100pF 50V CMI_29 19V R1065 0 CMI23 6 HD C1020 100pF 50V R1006 ...

Страница 25: ...3_DQL 3 C15 B_DDR3_DQL 4 C20 B_DDR3_DQL 5 C14 B_DDR3_DQL 6 B21 B_DDR3_DQL 7 B15 B_DDR3_DQU 0 F18 B_DDR3_DQU 1 D19 B_DDR3_DQU 2 D17 B_DDR3_DQU 3 E21 B_DDR3_DQU 4 E19 B_DDR3_DQU 5 D20 B_DDR3_DQU 6 D18 B_DDR3_DQU 7 F20 ZQ E9 C1213 0 1uF 16V DDR_EXT C1208 0 1uF 16V DDR_EXT IC101 1 LGE2134 256M 256SCALER B_DDR3_A 0 E11 B_DDR3_A 1 F12 B_DDR3_A 2 D10 B_DDR3_A 3 B10 B_DDR3_A 4 E15 B_DDR3_A 5 B11 B_DDR3_A ...

Страница 26: ... 42 12 6 37 1 24 55 19 50 44 14 8 39 3 26 60 27 61 28 62 29 63 30 64 31 32 33 34 65 66 67 68 69 R1918 100 C1906 0 1uF 16V 5V_Normal CI_WE R1919 10K C1904 10uF 10V R1905 100 PCM_CE CI_TS_DATA 5 PCM_WAIT CI_TS_DATA 3 PCM_5V_CTL CI_CD2 C1901 0 1uF 16V CI_MDI 5 CI_IOWR CI_TS_DATA 0 R1904 47 R1920 10K AR1902 33 PCM_OE CI_DATA 0 7 CI_ADDR 7 PCM_IORD CI_ADDR 6 CI_WE PCM_A 2 PCM_A 1 PCM_A 5 CI_MDI 0 FE_TS...

Страница 27: ... 3 3V_TU C2604 0 1uF 16V C2603 100pF 50V R2600 10 IF_N_MSTAR IF_P_MSTAR R2601 10 IF_AGC_MAIN C2600 0 1uF 16V R2602 33 TU_SCL C2605 20pF 50V R2603 33 TU_SDA C2602 20pF 50V C2601 20pF 50V C2606 20pF 50V R2604 1K R2605 1K 3 3V_TU C2643 22uF 6 3V TU_GND_B TU_GND_B TDJH G301D TU2602 TUNER_EU 47 SHIELD 6 IF P 7 IF N 8 SIF 9 CVBS 1 3 3V 2 NC_1 3 IF_AGC 4 SCL_RF 5 SDA_RF A1 A1 B1 B1 C2609 1000pF 630V TUNE...

Страница 28: ...SYNC R2819 12K R2873 0 RGB SWITCH_NOT USE R2822 10K R2815 22 R2857 220K R2829 1K L2607 220nH D2810 5 6V R2817 3 9K R2828 10K C3484 68pF 50V SCART1_Rout C2800 0 1uF 16V OPT C3485 68pF 50V R2805 470K D2819 5 6V OPT R2813 10K R2804 470K VA2801 5 6V OPT C2824 33pF R2811 75 1 C2801 47pF 50V R2802 75 1 VA2802 5 6V OPT C2822 10uF 16V D2812 20V ESD_SCART D2813 20V ESD_SCART 19V C2821 10uF 16V C2820 330pF ...

Страница 29: ...81 2200pF 50V OPT AUD_SCK C3460 0 1uF 16V R3459 470 IC3450 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 3...

Страница 30: ...5 R20 LVA2P TTL_B 6 GST GPIO176 R19 LVA2M TTL_B 7 POL GPIO177 P20 LVA1P TTL_G 0 EPI0 GPIO178 P19 LVA1M TTL_G 1 EPI0 GPIO179 N20 LVA0P TTL_G 2 EPI1 GPIO180 N21 LVA0M TTL_G 3 EPI1 GPIO181 N19 LVB4P TTL_G 4 EPI2 GPIO182 M21 LVB4M TTL_G 5 EPI2 GPIO183 M20 LVB3P TTL_G 6 EPI3 GPIO184 M19 LVB3M TTL_G 7 EPI3 GPIO185 L20 LVBCKP TTL_R 0 EPI4 GPIO186 L19 LVBCKM TTL_R 1 EPI4 GPIO187 K20 LVB2P TTL_R 2 EPI5 GPI...

Страница 31: ...H2 RXACKN F3 RXACKP F2 EAR_OUTL U4 EAR_OUTR T4 AUL1 P2 AUL2 R2 AUL3 T1 AUR1 R3 AUR2 R1 AUR3 T3 AUOUTL0 U2 AUOUTR0 V3 AUVAG T2 CVBSOUT1 T6 CVBS0 V5 CVBS1 U5 CVBS2 T5 VCOM V4 I2S_OUT_BCK GPIO165 E4 I2S_OUT_MCK GPIO163 F4 I2S_OUT_SD GPIO166 F7 I2S_OUT_WS GPIO164 F5 USB0_DM C4 USB1_DM Y12 USB0_DP B4 USB1_DP AA12 BIN0M J2 BIN0P J3 GIN0M K3 GIN0P J1 RIN0M K2 RIN0P K1 HSYNC0 M6 VSYNC0 L6 BIN1M L2 BIN1P L...

Страница 32: ......

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