LG 37LH250H страница 30 Скачать руководство пользователя

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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.

TUNER

SIGN273

TS_0

TS_1

TS_2

TS_3

TS_4

TS_5

TS_6

TS_7

IF_AGC

+5V_TU

C1021

0.1uF

OPT

C1028

10uF

16V

3216

+1.2V_DVDD_PVSB

FE_SIF

+3.3V_PVSB

R1016

OPT

FE_TUNER_SCL

R1008

10K

C1023

10uF

16V

3216

C1038

10uF
16V

3216

C1009
0.01uF

50V

R1034

1/4W
5%

+1.2V_PVSB

R1007

12K

+3.3V_AVDD_PVSB

L1004

6.8uH

SIFMO

R1010

470

C1007
0.1uF

50V

R1013
4.7K

R1004
2.2K

OPT

VCOMO

C1012

0.047uF

50V

C1005
0.1uF

50V

R1006

10K
OPT

+3.3V_DVDD_PVSB

R1017
4.7K

+5V_TU

FE_TUNER_SDA

+3.3V_PVSB

R1005
0

+5V_GENERAL

VSB_CTRL

C1020
0.1uF
50V

C1002
100uF

16V
OPT

C1018
100uF

16V

L1000

MLB-201209-0120P-N2

OPT

+3.3V_PVSB

R1015

8.2K

OPT

R1014

15K

OPT

R1001

4.7K

OPT

R1002
1K

OPT

C1003
0.1uF
50V

OPT

+3.3V_FE

IC1001

SC156515M-1.8TR

OPT

VIN

GND

ADJ

VSB_RESET

TS_0

C1068

0.1uF

R1063

TS_SYNC

X1005

25MHz

R1077

C1067
0.1uF

R1065

OPT

TS_VALID

AR1070

100

+3.3V_DVDD_PVSB

TS_CLK

R1078

C1072
27pF

C1075

OPT

+3.3V_DVDD_PVSB

R1073

R1069

470

AR1079
100
1/16W

LD1000

FE_DEMOD_SCL

C1074

OPT

C1071

27pF

D1000

1N4148W

R1072

FE_DEMOD_SDA

+3.3V_AVDD_PVSB

C1073

1uF
10V

AR1071 100

R1076

OPT

R1074

47K

C1070

0.01uF

R1075

OPT

R1066

OPT

+1.2V_DVDD_PVSB

IF_AGC

IF_N

C1069

0.01uF

R1068

5.1K

OPT

R1060

R1064

100

IF_P

C1026
0.1uF
50V

C1030
0.1uF

50V

C1032
0.1uF

50V

C1033

0.1uF

50V

C1043
0.1uF

50V

C1044
0.1uF
50V

C1066
0.1uF

R1061 100

R1062 100

IC1003

AS7809DTRE1

GND

OUTPUT

INPUT

C1035

100uF

16V

C1037
0.1uF
16V

OPT

C1041
0.01uF
25V

C1034

0.1uF

16V

C1039

47uF
16V

PANEL_POWER

IC1002

KIA78R05F

VIN

VOUT

GND1

GND2

C1040
0.1uF

L1010

BG2012B800

R1028

100

OPT

FE_VMAIN

008:D24

R1021
0

C1014

0.1uF

50V

R1019

270

+5V_TU

R1018
0

OPT

R1020

270

+5V_TU

C1008
0.01uF

25V

C1011
10uF
10V

R1023

R1022

R1027

R1026

C1024
27pF

50V

OPT

C1025
27pF
50V

OPT

C1017
100pF
50V

C1015
100pF

50V

L1012

L1001

C1004

82pF
50V

L1005

500

L1003

500

L1007

500

L1008

500

C1013

220uF
16V

R1031

OPT

R1033

R1032

Q1001

ISA1530AC1

Q1000

ISA1530AC1

R1067

OPT

C1076

1uF

16V

R1011

20K

R1035

100

OPT

IC1000

SC4215ISTRT

VIN

NC_2

NC_1

NC_3

ADJ

GND

POWER_EN

008:AR30;004:X17;004:AM17

C1019
100uF

16V

+1.2V_PVSB

C1079
0.1uF
50V

R1012

10K

R1003
0

C1082

100uF
16V

C1081

0.1uF

16V

C1036
0.33uF

16V

+5V_TU

IF_P

IF_N

IC1004

LGDT3305

L1219

CB3216PA501E

C2138
0.1uF
50V

C1027
100pF
50V

OPT

R1036

20K

R1009

OPT

C2250

220uF
16V

L1014

1/10W
5%

L1013

1/10W
5%

TS_1

TS_2

TS_3

TS_4

TS_5

TS_6

TS_7

C1006

47pF

L1002
270nH

TU1001
TDVW-H104P

INNOTEK_TUNER

NC_3

SIF

RF_AGC

IF_AGC

DIF[-]

NC_2

DIF[+]

+B1[5V]

NC_1

CLOCK

GND_1

VIDEO

DATA

GND_2

AUDIF

SHIELD

C1078
2.2uF
25V

C1077
2.2uF

25V

TU1001-*1

UCA36AL

SANYO_TUNER

IF_AGC

D_IF2

NC_3[RF_AGC]

D_IF1

NC_5

NC_2

VIDEO

NC_7

+5V[MAIN]

NC_1

NC_6[AFT]

SCL

SDA

GND_1

SIF

GND_2

NC_4[VT]

+5V[VIF]

SHIELD

VSB +1.0V B+ BLOCK

VSB +3.3V B+ BLOCK

VDD33

VSSAD10

VCCAAD10A

VDD

VSS33

SLIM_SCAN

OPM

VSS

XTALI

TPDATA[1]

TPDATA[2]

TPDATA[3]

TPDATA[4]

TPDATA[5]

TPDATA[6]

TPERR

TPDATA[7]

VDD33

TPVALID

TPDATA[0]

VSS33

VSSAAD10A

IF OUT

I2CRPT_SDA

I2CRPT_SCL

VINA1

I2CSEL

VINA2

RF OUT

VDD

INCAP

ANTCON

VROA

VSS

VDD33

SCL

TPCLK

SDA

VSS33

VDD

PLLAVDD

PLLAVSS

TPSOP

VSS

NIRQ

XTALO

NRST

Close to tuner

(I2C Channel 6)

V0 = 0.8(R1+R2) / R2

Mercury Option

Tuner/3305

5 14

FM Rejection Option

The value of coil & cap’ could be changed to optimized each

MStar Option

TUNER 5V

LGDT3305 POWER

TUNER

LGDT3305

37LH250H

09.05.19

Содержание 37LH250H

Страница 1: ...EAD THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS LA96A MODEL 37LH250H 37LH250H UA North Latin America http aic lgservice com Europe Africa http eic lgservice com Asia Oceania http biz lgservice com Internal Use Only Printed in Korea P NO MFL62195501 0907 REV00 ...

Страница 2: ...right LG Electronics Inc All right reserved Only for training and service purposes 2 CONTENTS CONTENTS 2 PRODUCT SAFETY 3 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 10 TROUBLE SHOOTING 17 BLOCK DIAGRAM 23 EXPLODED VIEW 25 SVC SHEET ...

Страница 3: ...perate without damage of electrical shock Leakage Current Cold Check Antenna Cold Check With the instrument AC plug removed from AC source connect an electrical jumper across the two AC plug prongs Place the AC switch in the on position connect one lead of ohm meter to the AC plug prongs tied together and touch other ohm meter lead in turn to each exposed metallic parts such as antenna terminals p...

Страница 4: ...n your body by touching a known earth ground Alternatively obtain and wear a commercially available discharging wrist strap device which should be removed to prevent potential shock reasons prior to applying power to the unit under test 2 After removing an electrical assembly equipped with ES devices place the assembly on a conductive surface such as aluminum foil to prevent electrostatic charge b...

Страница 5: ...e solder joints of the two original leads If they are not shiny reheat them and if necessary apply additional solder Fuse and Conventional Resistor Removal Replacement 1 Clip each fuse or resistor lead at top of the circuit board hollow stake 2 Securely crimp the leads of replacement component around notch at stake top 3 Solder the connections CAUTION Maintain original spacing between the replaced...

Страница 6: ... the adjustment 3 Test method 1 Performance LGE TV test method followed 2 Demanded other specification Safety UL CSA IEC specification EMC FCC ICE IEC specification SPECIFICATION NOTE Specifications and others are subject to change without notice for improvement No Item Specification Remark 1 Receiving System 1 VSB 64 256 QAM NTSC M 2 Available Channel 1 VHF 02 13 2 UHF 14 69 3 DTV 02 69 4 CATV 01...

Страница 7: ...EEN Y 0 610 X 0 144 BLUE Y 0 063 X 0 279 WHITE Y Typ 0 03 0 292 Typ 0 03 37LH250H UA X 0 637 RED Y 0 335 X 0 290 GREEN Y 0 611 X 0 145 BLUE Y 0 062 X 0 279 WHITE Y Typ 0 03 0 292 Typ 0 03 42LH250H UA 800 1 1200 1 32LH250H UA 800 1 1200 1 37LH250H UA 11 Contrast ratio 800 1 1200 1 42LH250H UA 12 Bright Uniformity 77 Full white 30000 1 50000 1 32LH250H UA 30000 1 50000 1 37LH250H UA 13 Dynamic CR 30...

Страница 8: ...ock MHz Proposed PC 1 640 350 31 469 70 08 25 17 DOS 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 7 1280 768 47 776 59 87 79 50 CVT WXGA O 8 1360 768 47 720 59 799 84 75 CVT WXGA O DDC No Resolution H freq kHz V freq Hz Pixel clock MHz Proposed PC 1 640 480 31 469 59 94 25 17 VESA VGA O ...

Страница 9: ...59 H mm X 29 7 D mm 922 W mm X 595 H mm X 88 D mm mm Only SET 13 2 Kg WITHOUT STAND Only SET 15 Kg WITH STAND 4 Product Weight With BOX 18 2 Kg Indi Wooden Indi Wooden 5 Container Loading Quantity Individual or Palletizing 270 Set SIZE 512 6 W X 71 6 H X 297 D mm Kgf WITHOUT TOP BODY SWIVEL FORCE 0 5 2 5 6 Stand Ass y SWIVEL 90 degree LEFT 90 RIGHT 90 C A B C MAX 1 5mm SPEC 0 1 0mm Measure DQA SET...

Страница 10: ...ttern 09ch there can some afterimage in the black level area 3 Method of PTC MICOM Download 3 1 Connection of MICOM JIG 1 Connect port 3 with Power Code 2 Connect jack 1 with PTC Micom 3 Connect USB Cable to the computer 4 Download Program execution SAP Configuration Notice Because PTC Download JIG has internal memory it can save download files using download program SAP Configuration Push the STA...

Страница 11: ... USB in downloading 4 Main PCB check process APC After Manual Insult executing APC 4 1 Download 4 1 1 Boot file Download 1 Execute ISP program Mstar ISP Utility and then click Config tab 2 Set as below and then click Auto Detect and check OK message If display Error Check connect computer jig and set 3 Click Read tab and then load download file XXXX bin by clicking Read 4 Click Connect tab If disp...

Страница 12: ...ch model has their number 4 Completed selecting Tool option 4 Board level adjustment 4 1 ADC adjustment 4 1 1 Overview ADC adjustment is needed to find the optimum black level and gain in Analog to Digital device and to compensate RGB deviation 4 1 2 Equipment Condition 1 Jig RS 232C protocol 2 Input MSPG 925FS Model 209 Pattern 65 Only component 3 RGB Adjust use internal pattern 4 1 3 Adjustment ...

Страница 13: ...tment pattern PC Adjust by commanding AUTO_COLOR_ADJUST 5 1 2 Confirmation We confirm whether 0xAA RGB address of EEPROM 0xA2 is 0xAA or not If 0xAA RGB address of EEPROM 0xA2 isn t 0xAA we adjust once more We can confirm the ADC values from 0xA4 0XA9 RGB addresses in a page 0xA2 Manual ADC process using Service Remocon After enter Service Mode by pushing ADJ key execute ADC Adjust by pushing key ...

Страница 14: ... RGB 5 3 Function Check 5 3 1 Check display and sound Check Input and Signal items cf work instructions 1 TV 2 AV CVBS S Video 3 COMPONENT 480i 4 RGB PC 1024 x 768 60hz 5 HDMI 6 PC Audio In and H P Out Display and Sound check is executed by Remote controller 5 4 EDID The Extended Display Identification Data DDC Display Data Channel download 5 4 1 Overview It is a VESA regulation A PC or a MNT will...

Страница 15: ...AL FOS Data CS Checksum of sent Data A Acknowledge Ex Send JA_00_DD Ack A_00_okDDX Adj Map Applied model 15 LGE Internal Use Only Copyright LG Electronics Inc All right reserved Only for training and service purposes Color Analyzer Computer RS 232C Pattern Generator If TV internal pattern is used not needed Signal Source Probe RS 232C RS 232C START 6E A 50 A LEN A 03 A CMD A 00 A VAL A CS A STOP R...

Страница 16: ...dj menu 7 White Balance you can select one of 3 options None Inner HDMI Default is inner By selecting HDMI you can adjust using HDMI signal Adj condition and cautionary items 1 Lighting condition in surrounding area Surrounding lighting should be lower than 10 lux Try to isolate adj area into dark surrounding 2 Probe location LCD Color Analyzer CA 210 probe should be within 10cm and perpendicular ...

Страница 17: ... on OK No OK Check Q706 Output 12V 5V Replace Power board Replace X100 OK Check Fuse OK No Check P700 PWR_ON 2pin 5V OK Re download software No OK Check Multi Voltage P700 13pin 12V 18pin 24V Replace Power board No Replace Mstar IC100 or Main board OK Replace Q706 No Check inverter control error P700 22pin Low P700 20pin high OK Check Power board or Module No Check Mstar LVDS output R812 R813 R821...

Страница 18: ... IC1002 19 22 Check IC1002 No Check IF_P N Signal OK Replace Tuner No Replace X1005 No OK Check Mstar LVDS output R812 R813 R821 Check IC1004 LGDT Output AR1070 AR1071 OK Replace IC1004 No Replace Mstar IC100 or Main board No 3 Analog TV Video Check RF cable Check Tuner 5V Power IC1001 4pin OK Check CVBS signal TU1001 19 Pin Check IC1002 Check IC1005 19 22 No OK Bad Tuner No OK Check Mstar LVDS ou...

Страница 19: ... OK Check Mstar LVDS output Replace Mstar IC100 or Main board No 5 RGB Video Check RGB Cable conductors for damage Check JK1204 OK OK Check input signal format Is it supported OK Check signal R G B H V Sync C113 C108 C114 R146 R149 Replace Jack No Check EDID OK Replace the defective IC or re download EDID data No Check other set If no problem check signal line No OK Check Mstar LVDS output Replace...

Страница 20: ...in board No Check HDMI Cable conductors for damage of open conductor Check JK500 501 502 OK OK Check input signal format Is it supported OK Check EDID EEPROM IC500 501 502 I2C Signal 5 6 Replace Jack No Replace the defective IC or re download EDID data No Check HDCP key NVRAM IC105 power I2C Signal 5 6 Replace the defective IC No OK Check HDMI Signal Check other set If no problem check signal line...

Страница 21: ... 3V 1 8V OK OK Make sure you can t hear any audio OK Check Mstar AUDIO_MASTER_CLK OK Check Connector P600 Check Regulator IC601 IC704 No Check signal line Or replace IC100 No Replace Mstar IC100 or Main board No Check Output Signal P600 1 2 3 4 pin OK Replace NTP Audio AMP IC500 No Replace connector if found to be damaged No OK Check speaker resistance and connector damage Replace speaker No ...

Страница 22: ...trouble shooting guide Replace Mstar IC100 or Main board No 9 Digital TV Audio Check Tuner 5V Power TU1001 4pin Check IC1002 Check IC1005 19 22 No OK Check IF_P N Signal Bad Tuner Replace Tuner Bad Tuner No No OK Check Demodulator Input Clock X1005 Replace X1005 No OK Check IC400 LGDT Output AR1070 AR1071 Replace IC400 No OK Check Output Signal P600 1 2 3 4 pin Replace NTP3100L Audio AMP IC500 No ...

Страница 24: ... opt Data 0 7 IF SIF TU_CVBS Reset IF_AGC SDA SCL_5V JTAG CLK TDI TDO MS RST Addr 0 1 CS Audio L R Audio L R for RGB HDMI 2 Audio L R Out RX TX RX TX JACK PACK JACK PACK at REAR at REAR JACK PACK JACK PACK at SIDE at SIDE SCL SDA_3 3V TR Buffer VSB Demod X tal Reset Switch Reset IC 12MH z TS In 0 7 TS_clk SOP Val H P Amp EEPROM EEPROM EEPROM Data 16 31 DDR2 512Mbit Qimonda Hynix AV Component 1 Y P...

Страница 25: ... 530 900 540 600 610 400 Many electrical and mechanical parts in this chassis have special safety related characteristics These parts are identified by in the Schematic Diagram and EXPLODED VIEW It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent X RADIATION Shock Fire or other Hazards Do not modify the original desig...

Страница 26: ... 50V DSUB_R 008 D29 R1254 1K DSUB_HSYNC 008 D29 R1304 12K R1297 470K R1241 75 C1251 100pF 50V R1207 12K R1210 12K AV_R_IN 008 R32 AV_L_IN 008 R32 C1250 100pF 50V R1208 470K R1206 470K R1205 10K R1211 10K AV_CVBS_IN 008 D26 C1252 47pF 50V R1215 75 1 L1218 BG2012B080TF L1217 BG2012B080TF 3 3V 5V_GENERAL R1248 10K JK1204 KCN DS 1 0089 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 IC1200 AT24C02BN 10SU 1 8 3...

Страница 27: ...P502 R507 0 R577 0 R578 0 R579 0 R580 0 R581 0 R582 0 R583 0 R584 0 R576 0 R572 0 R569 0 R573 0 R570 0 R571 0 R574 0 R575 0 C515 8pF 50V OPT C512 8pF 50V OPT R536 4 7K DDC_SDA_1 IC500 CAT24C02WI GT3 3 A2 2 A1 4 VSS 1 A0 5 SDA 6 SCL 7 WP 8 VCC DDC_SCL_1 5V_HDMI_1 R539 4 7K 5V_GENERAL R545 100 R542 10K OPT R530 22 EEPROM_WP D501 ENKMC2838 T112 A1 C A2 R531 22 C509 0 1uF 50V C516 8pF 50V OPT C513 8pF...

Страница 28: ...3 C644 0 01uF 50V C645 0 1uF 50V C601 0 1uF 16V C605 0 1uF 16V 0 1uF C613 16V 0 01uF C626 50V 0 1uF C625 50V POWER_DET C602 68uF C628 68uF IC601 AZ1117H 1 8TRE1 EH13A 2 OUTPUT 3 INPUT 1 ADJ GND C648 0 1uF 16V C649 22uF 16V 1 8V_AMP C646 22uF 16V 3 3V C647 0 1uF 16V GND C600 10uF 16V C603 10uF 16V IC600 NTP 3100L EAN60664001 1 BST1A 2 VDR1A 3 RESET 4 AD 5 DVSS_1 6 VSS_IO 7 CLK_I 8 VDD_IO 9 DGND_PLL...

Страница 29: ... 16V IC702 AP1117E33G 13 2 OUT 3 IN 1 ADJ GND R729 10K R715 6 8K OPT C748 1uF 25V C790 0 1uF 16V OPT R705 4 7K 1 26V_VDDC L707 MLB 201209 0120P N2 C791 22uF 16V C719 0 1uF 50V PANEL_POWER Q707 2SC3052 OPT E B C 5V_GENERAL C720 0 1uF 50V OPT C706 1uF 25V C722 47uF 25V C742 10uF OPT R735 22K L714 CB3216PA501E R734 10 1 10W 1 R701 120K OPT R719 10K C758 0 1uF 16V Q705 2SC3052 E B C R711 12K 1 R770 56...

Страница 30: ...1010 BG2012B800 R1028 100 OPT FE_VMAIN 008 D24 R1021 0 C1014 0 1uF 50V R1019 270 5V_TU R1018 0 OPT R1020 270 5V_TU C1008 0 01uF 25V C1011 10uF 10V R1023 22 R1022 22 R1027 0 R1026 0 C1024 27pF 50V OPT C1025 27pF 50V OPT C1017 100pF 50V C1015 100pF 50V L1012 L1001 C1004 82pF 50V L1005 500 L1003 500 L1007 500 L1008 500 C1013 220uF 16V R1031 0 OPT R1033 0 R1032 0 Q1001 ISA1530AC1 E B C Q1000 ISA1530AC...

Страница 31: ...C27 0 1uF C11 0 1uF C24 0 1uF C3 10uF R24 1K 1 C37 0 1uF R35 56 R14 56 R17 56 1 8V_S_DDR AR8 56 C41 0 1uF R19 56 R5 1K 1 R15 56 R20 56 R23 1K 1 C8 0 1uF C34 0 1uF C29 0 1uF C14 0 1uF 1 8V_S_DDR AR13 56 R29 56 AR1 56 AR4 56 C10 0 1uF R42 56 R33 56 R12 56 R38 56 C17 0 1uF C39 0 1uF AR12 56 AR9 56 R11 56 C5 0 1uF R28 56 L1 BLM18PG121SN1D R27 56 AR11 56 C35 0 1uF C42 1000pF C7 0 1uF R13 56 R30 56 1 8V...

Страница 32: ...21 22 23 24 25 26 27 28 29 30 31 PANEL_POWER L1304 CB3216PA501E R810 0 R811 0 R813 0 R820 0 R817 0 R818 0 R819 0 R815 0 R812 0 R814 0 R816 0 R821 0 LVDS_TXA1 LVDS_TXA0 LVDS_SEL 008 AR30 007 Y19 LVDS_TXA1 LVDS_TXAC LVDS_TXA2 OPC_OUT 004 B20 007 Y25 LVDS_TXA0 LVDS_TXA3 PWM_DIM 008 AF11 004 B20 007 Y25 LVDS_TXAC LVDS_TXA3 LVDS_TXA2 OPC_EN 008 AQ28 007 Y20 P1401 FI X30SSL HF 1 2 3 4 5 6 7 8 9 10 11 12...

Страница 33: ...97 10K R2199 2 2K 5V_GENERAL Q102 2SC3052 E B C 3 3V_ST R2200 10K R2196 1 5K R2204 10K 3 3V C2111 10uF R2220 0 3 3V_ST R258 10K OPT Q101 KRC103S OPT R2108 1 2K R2107 1 2K R2110 1 2K R2109 1 2K R2211 0 OPT Q104 2SC3052 E B C Q105 2SC3052 E B C 3 3V_ST C121 10uF 6 3V Q108 2SC3052 E B C C120 4 7uF 10V S6_Reset Q107 2SC3052 E B C SW100 1 2 4 3 R188 4 7K R187 0 R135 100 POWER_ON_DELAY R228 100 R133 10K...

Страница 34: ...69 0 22uF SPI_DATA_OUT 009 I13 014 Y14 JK1206 PEJ024 01 6B T_TERMINAL2 8 SHIELD_PLATE 7B B_TERMINAL2 5 T_SPRING 4 R_SPRING 7A B_TERMINAL1 6A T_TERMINAL1 3 E_SPRING LD903 SAM2333 A2 GN C A1 RD C2171 47pF 50V R2282 100 Q1112 2SC3875S ALY E B C R2348 0 C2150 0 1uF 50V R2338 330 R2299 4 7K R2262 0 R2357 100 LD904 SAM2333 A2 GN C A1 RD SCK 009 AD27 5VST VCC1 C2168 1uF 50V R2315 0 R2354 4 7K BUFFERED_MP...

Страница 35: ...F15 IO3_29 E16 IO3_30 E15 IO3_31 D16 IO3_32 D15 IO3_33 F12 IO3_35 E13 IO3_36 H13 IO3_38 G12 IO3_39 B16 IO3_40 C15 IO3_41 C14 IO3_42 D13 IO3_43 B15 IO2_1 A15 IO2_2 B14 IO2_3 C13 IO2_4 B13 IO2_5 A13 IO2_6 B12 IO2_7 A2 IO2_47 E12 IO2_9 E11 IO2_10 E9 IO2_11 D12 IO2_12 D11 IO2_13 B3 IO2_46 B11 IO2_15 A11 IO2_16 D10 IO2_19 A9 IO2_20 D9 IO2_22 C4 IO2_45 E10 IO2_24 B4 IO2_44 D8 IO2_26 E8 IO2_27 A8 IO2_28 ...

Страница 36: ...3 47uF 25V ZD1107 5 1V R2469 100 ZD1106 5 1V R2476 10K C2221 47uF 25V C2222 0 01uF C2229 0 01uF RJP_CTRL2 009 N31 JK1100 MJ 657PT 8 SD 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 R2465 100 C2225 0 01uF 12V L1100 BG2012B080TF KEY_CTL_0 009 AD29 C1101 100pF 50V C1103 0 1uF R1116 100 L1104 BG2012B080TF R1110 4 7K R1115 100 R1104 0 C1105 0 1uF P1100 12507WS 12L 1 LED_B 2 LED_R 3 GND 4 KEY1 5 KEY2 6 5V_ST 7 GN...

Страница 37: ... 4 Z 1 Y1 6 INH 5 Z0 7 VEE 8 VSS 9 C 10 B 11 A 12 X0 13 X1 14 X 15 Y 16 VDD Q902 2SC3875S ALY E B C R926 10K R939 100 R914 0 5V_ST_PTC 5V_ST_PTC R922 22K PTC_DEBUG_TX 009 Q29 012 D9 Q904 2SC3875S ALY E B C MSTAR_RX 008 AB27 IC902 ST3232CDR 3 C1 2 V 4 C2 1 C1 6 V 5 C2 7 T2OUT 8 R2IN 9 R2OUT 10 T2IN 11 T1IN 12 R1OUT 13 R1IN 14 T1OUT 15 GND 16 VCC PTC_RX_MSTAR_5V 012 D13 R910 0 R925 OPT R913 0 PTC_TX...

Страница 38: ...S IN THE SYMBOL MARK OF THE SCHEMETIC TUNER SIGN799 USB_DP 008 AR34 USB_DM 008 AR34 L1300 CB3216PA501E R2513 180 IC1304 MIC2009YM6 TR 3 ENABLE 2 GND 4 FAULT 1 VIN 6 VOUT 5 ILIMIT R2515 4 7K C2248 10uF 10V 5V_EXT R2518 10K C2249 0 1uF 3 3V USB_CTL USB_OCD R2514 47 D1305 5 6V ADMC5M03200L D1304 5 6V ADMC5M03200L P1207 KJA UB 4 0004 1 2 3 4 5 C2252 47uF 10V C2251 47uF 10V 13 14 USB JACK USB 5V Over C...

Страница 39: ...462 0 R1466 10K R1465 0 OPT bLAN_CTRL_PTC_0 009 AA35 bLAN_POWER_MANAGE 009 AA35 014 AD19 BEXT_Game_Control_Latch 014 J9 b_com_PWCTRL 009 BA31 R2519 0 BEXT_5V DUM_MPI_DOUT 009 K11 BEXT_IR_MODEM 014 L15 BEXT_MPI_OUT 014 L17 BEXT_5V BEXT_MPI_DIN 014 L17 BEXT_Game_Control_Latch 014 L16 JK1401 MJ 623PT 6 S SD 1 2 3 4 5 6 7 R629 22K OPT R1467 0 R1464 4 7K L502 MLB 201209 0120P N2 L1401 MLB 201209 0120P ...

Страница 40: ......

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Содержание 37LH250H

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LG 37LH250H, Руководство по обслуживанию

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Содержание 37LH250H

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