background image

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.

PCM_A[7]

PCM_A[6]

PCM_A[5]

PCM_A[4]

PCM_A[0]

PCM_A[1]

PCM_A[3]

PCM_A[2]

PCM_A[5]

PCM_A[3]

PCM_A[0]

PCM_A[6]

PCM_A[7]

PCM_A[4]

PCM_A[2]

PCM_A[1]

ISP_TXD

EEPROM_SDA

001:I24;001:Y14;007:V23

SUB/AMP_SDA

IC102

HY27US08121B-TPCB

EAN38563401

HY27US08121B-TPCB 512MBIT 64MX8BIT 2.7VTO3.6V 50NSEC UNIFORM SECTOR TSOP TR 48P HYNIX SEMICONDOCTOR

Nand Flash

26

NC_17

27

NC_18

28

NC_19

29

I/O0

30

I/O1

31

I/O2

32

I/O3

33

NC_20

34

NC_21

35

NC_22

36

VSS_2

37

VCC_2

38

PRE

39

NC_23

40

NC_24

41

I/O4

42

I/O5

43

I/O6

44

I/O7

45

NC_25

46

NC_26

47

NC_27

48

NC_28

17

ALE

3

NC_3

6

NC_6

16

CLE

15

NC_10

14

NC_9

13

VSS_1

12

VCC_1

11

NC_8

10

NC_7

9

CE

8

RE

7

R/B

4

NC_4

5

NC_5

25

NC_16

24

NC_15

23

NC_14

2

NC_2

22

NC_13

21

NC_12

1

NC_1

20

NC_11

19

WP

18

WE

Q101
KRC103S

OPT

E

B

C

+3.3V

+3.3V

+3.3V

SPI_DI

/PF_CE0

SPI_CS

+3.3V

Q102

KRC103S

OPT

E

B

C

+3.3V

+3.3V

SUB/AMP_SCL

Flash_WP_1

R147

22

R148

22

R172

0

R173

0

R104

0

OPT

R200
1M

R167

0

AR102

22

AR103

22

/PF_CE0

001:C4

/PF_CE1

001:D6

/PF_OE

001:C4

/PF_WE

001:D7

PF_WP

001:A7

PF_ALE

001:D6

/F_RB

001:C3

AR100

22

AR101

22

/F_RB

/PF_OE

/PF_WE

/PF_CE1

PF_ALE

PF_WP

PCM_A[0-7]

SPI_CS

SPI_CK

SPI_CK

SPI_DO

R103

0

SPI_DO

SPI_DI

001:G12

IR

+3.3V_ST

EDID_WP

005:O17;007:J14;007:X14;007:AL14

AMP_RST

ERROR_OUT

KEY2

KEY1

R198

100

USB_CTL

005:AL11

PWM1

PWM0

C102

0.1uF

C104

0.1uF

C101

0.1uF

R113

1K

OPT

R108
1K

OPT

R105

10K

R106

10K

R117

3.9K

R169

33

R170

33

R171

33

R109

33

R115

4.7K

+3.3V

EEPROM_SDA

001:I24;001:M13;007:V23

R114

1K

R112

1K

L102

EEPROM_SCL

001:I24;001:Y13;007:V23

R188

100

INV_CTL

Flash_WP_1

FE_TUNER_SCL

FE_TUNER_SDA

PANEL_CTL

DBG_RX

POWER_ON/OFF_GPIO

USB_OCD

EEPROM_SCL

001:I24;001:M12;007:V23

ISP_RXD

DSUB_DET

R101

0

R102

0

OPT

5V_HDMI_2

5V_HDMI_1

X100
12MHz

R184

100

R178

100

R181

100

R204

10K

R168

0

R153

0

SIDE_USB_DM

SIDE_USB_DP

R186

100

OPC_EN

PWM_DIM

PWM0

A_DIM

009:J7

C108

1uF

PWM2

IC101

M24512-WMW6

EAN43349001

M24512-WMW6 512KBIT 64K x 8bit 1.8VTO5.5V 5MSEC SOIC(EIAJ) ST 8P STM 

3

E2

2

E1

4

VSS

1

E0

5

SDA

6

SCL

7

WC

8

VCC

R145

100

C105
0.1uF

R120

0

DBG_TX

DBG_RX

R149

22

R150

22

LVDS_SEL

C103

10uF 6.3V

R143

100

LED_ON/LED_R

L103

SUB/AMP_SDA

+3.3V

SUB/AMP_SCL

EEPROM_SDA

EEPROM_SCL

R111

4.7K

R116

4.7K

R155

0

R156

0

R182

0

R183

0

R207

22

C110
20pF

50V

C111
20pF

50V

PCM_A[0-7]

001:M2

+3.3V

R130

1K

PWM1

R124

1K

OPT

PWM0

R131

1K

R123

1K

OPT

MODEL_OPT_2

R138

OPT

R134

1K

32"UP

R132

1K

26"UNDER

R137

1K

+3.3V

R133

1K

HD

MODEL_OPT_0

MODEL_OPT_3

MODEL_OPT_1

MODEL_OPT_4

R135

1K

FHD

R128

1K

HD

R125

1K

OPT

R127

OPT

R126

1K

FHD

MODEL_OPT_4

R154

0

R158

0

MODEL_OPT_1

MODEL_OPT_2

R164

0

MODEL_OPT_0

R162

0

MODEL_OPT_3

001:P18

R193

0

COMP1_DET

R189

22

R191

22

R192

22

BIT_SEL

006:K14

PWM2

LED_G

FE_TS_CLK

FE_TS_SYNC

FE_TS_VAL

FE_TS_DATA

FE_TUNER_SDA

FE_TUNER_SCL

+5V_GENERAL

DBG_TX

R210

0

OPT

R211

0

OPT

FE_TUNER_SCL

001:I24;001:M12;007:V23

FE_TUNER_SDA

001:I24;001:M13;007:V23

R218

10K

Big_+24V/15V

POWER_DET

+3.3V_ST

+12V

R219

100K

OPT

+5V_GENERAL

/FE_RESET

R180

0

R190

100

R163

100

R206

100

R176

100

R177

100

R166

100

R161

100

R159

100

R199

100

R165

100

R197

100

R160

100

R196

100

R195

100

R226
0

1/16W
5%

/DEMOD_RESET

S6_RESET

R205

22

Q106
2SC3052

E

B

C

R220

4.7K

R221
10K

R227

100

+5V_ST

C113

4.7uF

10V

S6_RESET

R228

100

R229

OPT

R230

OPT

R231

0

C112

10uF

6.3V

R232

10K

POWER_ON/OFF_RESETIC

+3.3V_ST

Q107
2SC3052

E

B

C

SW101

1

2

4

3

+3.3V_ST

PANEL_AGP

R157

0

SB_MUTE

NTP_MUTE

R233

100

OPT

R179

100

POWER_DET

ISP_TXD

R144

10K

C109

2.2uF

R234

0

5V_HDMI_3

AV2_DET

AV1_DET

IC100

LGE3368A (Saturn6 No-DivX)

HWRESET

D4

PCMD0/CI_D0

AC16

PCMD1/CI_D1

AA15

PCMD2/CI_D2

AA16

PCMD3/CI_D3

AC6

PCMD4/CI_D4

Y10

PCMD5/CI_D5

Y11

PCMD6/CI_D6

Y12

PCMD7/CI_D7

Y13

PCM_A0/CI_A0

AB16

PCM_A1/CI_A1

AC15

PCM_A2/CI_A2

AC14

PCM_A3/CI_A3

AB14

PCM_A4/CI_A4

AC12

PCM_A5/CI_A5

AB8

PCM_A6/CI_A6

AC13

PCM_A7/CI_A7

AA9

PCM_A8/CI_A8

AB5

PCM_A9/CI_A9

AA4

PCM_A10/CI_A10

V4

PCM_A11/CI_A11

Y4

PCM_A12/CI_A12

AB9

PCM_A13/CI_A13

AA7

PCM_A14/CI_A14

AD6

PCM_RST/CI_RST

AA14

PCM_CD/CI_CD

AB18

/PCM_OE

Y5

PCM_REG/CI_CLK

AB15

PCM_WAIT/CI_WACK

AA10

/PCM_IRQA

AC8

/PCM_WE

AC7

PCM_IOWR/CI_WR

AA5

PCM_IOR/CI_RD

W4

/PCM_CE

T4

/PF_CE0

AE6

/PF_CE1

AF6

/PF_OE

AA12

/PF_WE

AA11

PF_ALE

AC9

PF_AD15

Y14

F_RBZ

AB11

UART2_TX/SCKM

F8

UART2_RX/SDAM

D11

DDCR_DA

AB21

DDCR_CK

AC21

DDCA_CLK

J1

DDCA_DA

J2

UART_RX2

W5

UART_TX2

V5

PWM0

AB13

PWM1

AB12

PWM2

AD12

PWM3

AA13

SAR0

A4

SAR1

B4

SAR2

F4

SAR3

E4

IRIN

C4

GPIO44

AC11

GPIO96

D9

GPIO88

D10

GPIO90/I2S_OUT_MUTE

D7

GPIO91

E11

GPIO97

E8

GPIO98

E10

GPIO99

D6

GPIO103/I2S_OUT_SD3

D5

GPIO102

C5

XIN

B3

XOUT

A3

TESTPIN/GND

E6

SPI_DI

AE11

SPI_DO

AF12

/SPI_CS

AE12

SPI_CK

AD11

USB_DP_1

B5

USB_DM_1

A5

USB_DM_2

AC10

USB_DP_2

AB10

GPIO_PM0/GPIO134

E5

GPIO_PM1/GPIO135

F5

GPIO_PM2/GPIO136

G5

GPIO_PM3/GPIO137

H5

GPIO_PM4/GPIO138

F6

GPIO_PM5/INT1/GPIO139

G6

GPIO_PM6/INT2/GPIO140

H6

GPIO131/LDE/SPI_WPn1

AC17

GPIO130/LCK

AB17

GPIO132/LHSYNC/SPI_WPn

AF11

GPIO60/PCM2_RESET/RX1

AA18

GPIO62/PCM2_CD_N/TX1

AA17

LHSYNC2/I2S_OUT_MUTE/RX1

E7

LVSYNC/GPIO133

AC18

GPIO79/LVSYNC2/TX1

C6

UART2_RX/GPIO84

F9

UART2_TX/GPIO85

F10

UART1_RX/GPIO86

A6

UART1_TX/GPIO87

B6

GPIO42/PCM2_CE_N

AF5

GPIO43/PCM2_IRQA_N

AF10

TS0_D0

AA8

TS0_D1

Y8

TS0_D2

Y9

TS0_D3

AB7

TS0_D4

AA6

TS0_D5

AB6

TS0_D6

U4

TS0_D7

AC5

TS0_SYNC

AC4

TS0_VLD

AD5

TS0_CLK

AB4

TS1_D0

AB19

TS1_SYNC

AA20

TS1_VLD

AC19

TS1_CLK

AA19

ET_TXD0

C10

ET_TXD1

B11

ET_TX_CLK

A9

ET_RXD0

C11

ET_RXD1

C9

ET_TX_EN

B10

ET_MDC

A10

ET_MDIO

B9

ET_COL

A11

GPIO67

A7

GPIO68

B8

IC105

NCP803SN293

1

GND

3

VCC

2

RESET

IC106

MAX810RTR

1

GND

3

VCC

2

RESET

R212
15K
1%

26"UP_12V_POWER_DET

1608

+3.3V_ST

R174

10K

R201

15K

1%

LIPS_5V_POWER_DET

1608

R187

100

R185

100

R213

30K

1%

LIPS_5V_POWER_DET

1608

LED_G_SUB

R152

100

R194

0

R1006

10K

DIP_DET

Q103
2SC3052

DIP_DET

E

B

C

R1002

12K1%

DIP_DET

R1008

2.2K

12V_DIP_DET

R1009

22

DIP_DET

R1007

1K

DIP_DET

R1003

1.1K

DIP_DET

+5V_GENERAL

+12V

R1005

1K

DIP_DET

Q104
2SC3052

DIP_DET

E

B

C

Big_+24V/15V

R1001

0

22"UNDER_DIP_DET

R1004

0

26"UP_DIP_DET

R213-*1
6.2K

1/10W

1%

26"UP_12V_POWER_DET

R213-*2

9.1K

1/10W

1%

22"UNDER_15V_POWER_DET

R223

33K

1%

22"UNDER_15V_POWER_DET

1608

R118

1.2K

R119

1.2K

R107

1.2K

R110

1.2K

IC103

MX25L3205DM2I-12G 

EAN39050401

MX25L3205DM2I-12G 32MBIT 4M X 8BIT 2.7VTO3.6V 12NSEC UNIFORM SECTOR SOIC(EIAJ) ST 8P MACRONIX INTERNATIONAL CO.,LTD. 

Serial Flash

3

WP#

2

SO

4

GND

1

CS#

5

SI

6

SCLK

7

HOLD#

8

VCC

EEPROM

Serial FLASH MEMORY
for BOOT

NAND FLASH MEMORY

1    11

MSTAR-S6

AUS_EAX59793902(0)

/PF_CE0
H : Serial Flash
L : NAND Flash
/PF_CE1
H : 16 bit
L :   8 bit

IC105: EAN43352801(ATMEL SHRINK)

   2009.01.31

1386 WON

$0.76

$0.418

SIDE_USB

    0IMMRMP008A(MICROCHIP)

I2C

MCU BOOT STRAP

10 : BOOT 51
11 : BOOT RISC

MODEL OPTION

AUS_LH20/LH35

EAX59793902(0)_MERCURY

POWER DETECT

Modified on 081217 by JIHWAN

NCP810 : Open Drain

MAX810 : CMOS

For LH20_LH35 MP based on EAX59793901(13)

Model OPT Description, 081218 Updated

H

L

OPT0

OPT1

OPT2

OPT3

LCD

PDP

FRC

NO FRC

FHD

Blinking_LED

Moving_LED

FHD

HD

HD/Small

LVDS_CH_B

LVDS_CH_A

OPT0

OPT1

OPT2

OPT3

H

H

H

H

H

H

H

L

L

L

L

L

**LH35FD-AA

42/37/32LH20D-AA

26/22LH20D-AA

(Small)

Modified on 090123 by HONGSU

-->REVISION 11

-->REVISION13

Apply +5V_GENERAL and 12V_DIP_DET simultaneously for 26"Inch Up

Apply +5V_GENERAL and 15V_DIP_DET simultaneously for 22"Inch

Copyright ⓒ 2009 LG Electronics Inc. All right reserved.
Only for traning and service purposes

LGE Internal Use Only

Содержание 32LH20D

Страница 1: ...READ THE SAFETY PRECAUTIONS IN THIS MANUAL CHASSIS LB91A MODEL 32LH20D 32LH20D AA North Latin America http aic lgservice com Europe Africa http eic lgservice com Asia Oceania http biz lgservice com Internal Use Only P NO MFL60020303 0904 REV00 Printed in Korea ...

Страница 2: ...Electronics Inc All right reserved Only for training and service purposes 2 LGE Internal Use Only CONTENTS CONTENTS 2 PRODUCT SAFETY 3 SPECIFICATION 6 ADJUSTMENT INSTRUCTION 10 BLOCK DIAGRAM 14 EXPLODED VIEW 15 SVC SHEET ...

Страница 3: ... 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 metallic parts such as antenna terminals...

Страница 4: ... on 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...

Страница 5: ...the 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 replac...

Страница 6: ...11 Color Depth 8 bit 16 7M colors 12 Coating 3H Anti glare 1 Application Range This specification sheet is applied to the LCD TV used LB91A chassis 2 Specification Each part is tested as below without special appointment 1 Temperature 25 5 C 77 9ºF CST 40 5ºC 2 Relative Humidity 65 10 3 Power Voltage Standard input voltage 100 240V 50 60Hz Standard Voltage of each products is marked by models 4 Sp...

Страница 7: ...vid CSM Cool White 85 IRE Y 0 03 0 333 0 03 GREEN X 0 292 Y 0 604 BLUE X 0 145 Y 0 064 P1 P2 P3 P4 P5 1W 4 2W 4 3W 4 1H 4 2H 4 3H 4 Measurement position 5 point 5 Chroma Brightness 5 1 Module optical specifications LGD module Uniformity Measurement Position 5 2 Chroma PSM Vivid Color Temperature Cool except RGB PC Mode PSM Standard Color Temperature Medium The W B Tolerance is 0 002 for Adjustment...

Страница 8: ...1 25 50 00 HDTV 1080i 11 1920x1080 33 75 60 00 HDTV 1080i 12 1920x1080 33 72 59 94 HDTV 1080i 13 1920x1080 56 250 50 HDTV 1080p 14 1920x1080 67 43 67 5 59 94 60 HDTV 1080p 7 Component Video Input Y CB PB CR PR 6 SET Optical Feature 6 1 General feature Measurement Condition Full white Vivid Measure the black luminance after 30 seconds No Item Module Luminance min C R min Remark AV COMPONENT HDMI AV...

Страница 9: ...V freq Hz Pixel clock MHz Remark PC 1 720 400 31 468 70 08 28 321 HDCP 2 640 480 31 469 59 94 25 17 VESA HDCP 3 800 600 37 879 60 31 40 00 VESA HDCP 4 1024 768 48 363 60 00 65 00 VESA XGA HDCP 5 1280 768 47 78 59 87 79 5 WXGA HDCP 6 1360 768 47 72 59 8 84 75 WXGA HDCP 7 1280 1024 63 595 60 0 108 875 SXGA HDCP 8 1920 1080 67 5 60 148 5 WUXGA HDCP DTV 1 720 480 31 469 31 5 59 94 60 27 00 27 03 SDTV ...

Страница 10: ...cute ISP program Mstar ISP Utility and then click Config tab 2 Set as below and then click Auto Detect and check OK message If Error is displayed Check connection between computer jig and set 3 Click Read tab and then load download file XXXX bin by clicking Read 4 Click Connect tab If Can t is displayed Check connection between computer jig and set 5 Click Auto tab and set as below 6 Click Run 7 A...

Страница 11: ...Process 3 3 1 ADC Input signal Component Signal equipment displays Adjustment pattern Component 480I MODEL 209 in Pattern Generator 480i Mode PATTERN 65 in Pattern Generator MSPG 925 SERISE Input Signal RGB You don t need to connect RGB Cable Because We use TV internal pattern After enter Service Mode by pushing ADJ key Enter Internal ADC mode by pushing key at 5 ADC Calibration Caution Using powe...

Страница 12: ...dule Manual W B process using adjusts Remote control After enter Service Mode by pushing ADJ key Enter White Balance by pushing key at 3 White Balance After done all adjustments Press In start button and compare Tool option and Area option value with its BOM if it is correctly same then unplug the AC cable If it is not same then correct it same with BOM and unplug AC cable For correct it to the mo...

Страница 13: ...nly Copyright 2009 LG Electronics Inc All right reserved Only for training and service purposes For Analog EDID For HDMI EDID D sub to D sub DVI D to HDMI or HDMI to HDMI No Item Condition Hex Data 1 Manufacturer ID GSM 1E6D 2 Version Digital 1 01 3 Revision Digital 3 03 Detail EDID Options are below a Product ID MODEL NAME HEX EDID Table DDC Func tion FHD Model 0001 01 00 Analog Digital HD Model ...

Страница 14: ...r CVBS SIF TS_Serial In TS_clk Sync Val Err TS_Parallel In 0 7 l SCL SDA_3 3V CVBS LCD Module LVDS Buffer CE6355 Intel Demod CVBS RGB H V EEPROM AV 1 AV 2 RGB Audio L R USB2 0 USB DP DM MIC2019 O C Protector 5V 5V Serial Flash 32Mbit SPI EEPROM 512K CM3212 Sensor SCL SDA_3 3V XC5000 Tuner LH30 LU20 Side LH20 Rear Rear DDR2 512Mbit Qimonda Hynix DDR_Data 0 15 DQS DM Addr ctrl data Rear Audio L R Au...

Страница 15: ... parts are identified by in the Schematic Diagram and EXPLODED VIEW It is essential that these special safety parts should be replaced with the same components as recommended in this manual to prevent X RADIATION Shock Fire or other Hazards Do not modify the original design without permission of manufacturer IMPORTANT SAFETY NOTICE 300 200 801 802 803 804 805 806 520 530 540 550 400 900 120 510 50...

Страница 16: ...SP_TXD R144 10K C109 2 2uF R234 0 5V_HDMI_3 AV2_DET AV1_DET IC100 LGE3368A Saturn6 No DivX HWRESET D4 PCMD0 CI_D0 AC16 PCMD1 CI_D1 AA15 PCMD2 CI_D2 AA16 PCMD3 CI_D3 AC6 PCMD4 CI_D4 Y10 PCMD5 CI_D5 Y11 PCMD6 CI_D6 Y12 PCMD7 CI_D7 Y13 PCM_A0 CI_A0 AB16 PCM_A1 CI_A1 AC15 PCM_A2 CI_A2 AC14 PCM_A3 CI_A3 AB14 PCM_A4 CI_A4 AC12 PCM_A5 CI_A5 AB8 PCM_A6 CI_A6 AC13 PCM_A7 CI_A7 AA9 PCM_A8 CI_A8 AB5 PCM_A9 C...

Страница 17: ...245 100 R244 0 R252 0 R253 100 R254 100 R251 0 R278 100 R279 100 R261 470 C316 2 2uF 16V LGE3368A Saturn6 No DivX IC100 RXACKP F1 RXACKN F2 RXA0P G2 RXA0N G3 RXA1P H3 RXA1N G1 RXA2P H1 RXA2N H2 DDCD_A_DA A1 DDCD_A_CK B2 HOTPLUG_A A2 RXBCKP C3 RXBCKN B1 RXB0P C1 RXB0N C2 RXB1P D2 RXB1N D3 RXB2P E3 RXB2N D1 DDCD_B_DA E1 DDCD_B_CK F3 HOTPLUG_B E2 RXCCKP AE8 RXCCKN AD8 RXC0P AD9 RXC0N AF8 RXC1P AF9 RX...

Страница 18: ... DQ11 D7 DQ10 C2 DQ9 C8 DQ8 F9 DQ7 F1 DQ6 H9 DQ5 H1 DQ4 H3 DQ3 H7 DQ2 G2 DQ1 G8 DQ0 IC300 HY5PS1G1631CFP S6 Hynix_1G_DDR J2 VREF J8 CK H2 VSSQ2 B7 UDQS N8 A4 P8 A8 L1 BA2 L2 BA0 R8 NC3 K7 RAS F8 VSSQ3 F3 LDM P3 A9 M3 A1 N3 A5 K8 CK R3 NC5 L3 BA1 J7 VSSDL L7 CAS F2 VSSQ4 B3 UDM M2 A10 AP K2 CKE R7 NC6 M7 A2 N7 A6 M8 A0 J1 VDDL K3 WE E8 LDQS P7 A11 K9 ODT A2 NC1 N2 A3 P2 A7 H8 VSSQ1 F7 LDQS A8 UDQS ...

Страница 19: ... 1uF 16V C413 56pF L409 CM2012F2R2KT R411 680 R443 0 R416 0 C458 22uF 16V FE_TS_DATA R436 0 R410 82 C439 0 1uF 16V C419 1000pF 50V IF_AGC 3 3V_TU_CE C479 0 1uF 16V R414 0 TUNER_CVBS_IF_P C468 10uF 6 3V C470 0 1uF 16V 5V_TUNER FE_TUNER_SCL DEMOD_RESET 001 M18 004 L1 R405 0 1 16W 5 DTV_IF_P C417 0 1uF C443 0 1uF 16V C456 0 1uF 16V R468 1K FE_TUNER_SCL LD401 SAM2333 A2 GN C A1 RD FE_TS_SYNC 001 AM18 ...

Страница 20: ...8 5 6V AMOTECH R515 0 C507 100pF 50V R532 0 COMP1_R_IN 002 S13 R517 4 7K C508 47pF 50V R520 10K R516 4 7K R509 75 D507 30V AMOTECH AV1_L_IN AV1_CVBS_IN R525 1K R513 470K R511 470K R524 75 R523 75 C505 1000pF 50V R519 10K D512 5 6V AMOTECH COMP1_L_IN 002 S13 D504 5 6V AMOTECH R522 75 R564 12K D527 5 6V AMOTECH C526 100pF 50V R560 1K R555 470K AV2_DET AV2_L_IN R556 470K C527 100pF 50V 3 3V C525 47pF...

Страница 21: ... R623 2 2K OPT R621 0 OPT OPC_EN 3 3V LVDS_B0 LVDS_B2 LVDS_B1 LVDS_B3 LVDS_BC LVDS_B1 LVDS_B0 LVDS_B3 LVDS_B2 LVDS_BC P602 TF05 51S FHD 1 VLCD 2 VLCD 3 VLCD 4 VLCD 5 NC 6 GND 7 GND 8 PANEL_AGP 9 GND 10 GND 11 12 13 14 15 GND 16 R2CLKP 17 R2CLKN 18 GND 19 20 21 22 23 24 25 BIT_SEL 26 GND 27 28 29 30 31 GND 32 R1CLKP 33 R1CLKN 34 GND 35 36 37 38 39 40 41 GND 42 OPC_EN 43 OPC_OUT 44 P_DIM 45 LVDS_SEL...

Страница 22: ... J16 5V_ST 5V_HDMI_2 HDMI1_RX0 002 D7 HDMI1_RX2 002 D8 IC702 AT24C02BN 10SU 1 8 3 A2 2 A1 4 GND 1 A0 5 SDA 6 SCL 7 WP 8 VCC EDID_WP R735 0 FHD CEC_REMOTE R715 0 JP705 D705 ENKMC2838 T112 A1 C A2 HDMI1_CLK 002 D7 5V_HDMI_3 HDMI3_RX2 002 E13 HPD1 HDMI1_SDA HDMI2_RX0 002 D10 HDMI3_RX1 002 E13 R706 0 R721 22 HDMI2_RX1 002 D10 C702 0 1uF HDMI1_RX1 002 D8 HDMI3_CLK 002 E12 EDID_WP IC704 CAT24WC08W T 3 A...

Страница 23: ...V 0 1uF C808 0 1uF C805 50V C802 0 1uF 50V 0 1uF C813 50V C807 1000pF 50V C806 1000pF 50V R804 0 R805 100 R806 100 R807 100 D802 100V 1N4148W OPT D803 100V 1N4148W OPT D804 100V 1N4148W OPT D805 100V 1N4148W OPT L801 BLM18PG121SN1D L802 BLM18PG121SN1D AMP_VCC L803 CB3216PA501E Big_ 24V Small_ 15V L807 120 ohm L809 120 ohm L808 120 ohm IC801 NTP 3100L EAN60664001 1 BST1A 2 VDR1A 3 RESET 4 AD 5 DVSS...

Страница 24: ... C966 0 1uF 50V C929 0 01uF 50V C927 10uF Q905 2SC3052 E B C L903 CB3216UA121 L906 CB3216UA121 PANEL_CTL 001 AK10 1 8V_DDR L921 Big_ 12V Small_ 15V L917 22UH C919 22uF L920 BLM18PG121SN1D C967 0 1uF 50V 5V_TUNER GND 5V_ST C960 0 1uF C965 0 1uF 5V_GENERAL 001 G23 005 Y4 005 Z4 009 AK3 Q908 RSR025P03 S D G R956 10K C961 10uF 16V C963 10uF Q907 2SC3052 E B C 5V_ST L922 CIC21J501NE POWER_ON RL_ON R961...

Страница 25: ...978 1000pF 50V R973 4 7K 3 3V_ST R972 100 KEY1 C972 0 1uF 16V 26 UNDER_KEY R979 0 OPT C981 1000pF 50V 32 UP_IR_KEY C973 1000pF 26 UNDER_IR LED_G D953 5 6V AMOTECH 26 UNDER_KEY SUB AMP_SDA SUB AMP_SCL R974 4 7K L958 BLM18PG121SN1D 32 UP_IR_KEY D957 5 6V C979 100pF 50V 5V_ST POWER_ON RL_ON C977 0 1uF 16V 26 UNDER_KEY R971 100 C974 1000pF 26 UNDER_IR L959 BLM18PG121SN1D P951 12507WS 08L 26 UNDER_IR E...

Страница 26: ......

Страница 27: ...d Always check record S W Version and White Balance value before replacing the Main Board Replace Main Board Re enter White Balance value Precaution Established date Electronics 6 3 Standard Repair Process Revised date 2008 3 26 1 13 LCD TV Error symptom A Video error No video Normal audio First of all Check whether all of cables between board is inserted properly or not Main B D Power B D LVDS Ca...

Страница 28: ...MAIN B D Y Replace Power Board and repair parts N End Standard Repair Process A Video error No video No audio Established date Electronics 6 3 Revised date 2008 3 26 2 13 LCD TV Error symptom 2 Copyright ⓒ 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 29: ...ormal Picture Y N Y Close Normal Picture Y Close Menu Setup Booster By using Digital signal level meter By using Diagnostics menu on OSD Menu Setup Diagnostic Signal strength Normal over 50 Signal Quality Normal over 50 Normal Picture Y Contact with signal distributor or broadcaster Cable or Air N N Normal Picture Y Close N Standard Repair Process Established date Electronics 6 3 Revised date 2008...

Страница 30: ...evice Cable normal RGB HDMI DVI error Check external device and cable Replace Main B D Replace Main B D N N A Video error Color error N Y End Replace module Request repair for external device cable Replace T Con Board N Y Color error Other Module Color error Check Test pattern Standard Repair Process Established date Electronics 6 3 Revised date 2008 3 26 4 13 LCD TV Error symptom 4 Copyright ⓒ 20...

Страница 31: ...etc N Y Replace Main B D Screen normal Check screen condition by input External Input Component RGB HDMI DVI Request repair for external device Component error RGB error HDMI DVI Connect other external device and cable Check normal operation of External Input Component RGB and HDMI DVI by connecting Jig pattern Generator Set top Box etc Replace Main B D Screen normal N Y Check S W Version Y N Chec...

Страница 32: ...al voltage Replace Power B D Y Standard Repair Process Established date Electronics 6 3 Revised date 2008 3 26 6 13 LCD TV Error symptom 09 years new model apply mechanical power switch to reduce power consumption in stand by status If mechanical power switch off Doesn t turn on by remote control Doesn t appear LED light Please refer to the A21 Page 6 Stand By Red Operating Blue Check Repair Mecha...

Страница 33: ...Power 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 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_RECEND Power off by End of Recording POWEROFF_SWDOWN Power off by S W Downlo...

Страница 34: ... and repair parts Check Speaker disconnection N Y Replace Speaker Replace MAIN Board End C Audio error No audio Normal video Disconnection Established date Electronics 6 3 Revised date 2008 3 26 8 13 LCD TV Error symptom Standard Repair Process 8 Copyright ⓒ 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 35: ...k other external device N Y Normal audio Check and fix external device Replace Power B D N Y Normal voltage Check input signal RF External Input signal Signal normal When RF signal is not received Request repair to external cable ANT provider Y Check audio B Voltage 20V or 24V Replace Main B D In case of External Input signal error Check and fix external device Replace Main B D N End Established d...

Страница 36: ...ormal Voltage Close N N Check 5v on Power B D Replace Power B D or Replace Main B D Power B D don t have problem Check IR Output signal Normal Signal N Y Repair Replace IR B D N Replace Main B D Y Y N Check R C Operation Normal operating Y Check Repair Cable connection Connector solder Normal operating Close N Check Replace Assembly status Key PCB tool Check Key Output signal Y Normal operating Cl...

Страница 37: ...ble RGB HDMI DVI Optical Recognition error Replace Main B D Replace Main B D Fix in accordance with technical information D Function error External device recognition error Established date Electronics 6 3 Revised date 2008 3 26 11 13 LCD TV Error symptom Standard Repair Process 11 Copyright ⓒ 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 38: ...dels without any fix information provide the description OR Mechanical noise is a natural phenomenon and apply the 1st level description When the customer does not agree apply the process by stage Describe the basis of the description in Part related to nose in the Owner s Manual E Noise Circuit noise mechanical noise With Inverter Module Without Inverter Module Established date Electronics 6 3 Re...

Страница 39: ...ller Remote controller damage Stand dent Replace stand F Exterior defect Exterior defect Established date Electronics 6 3 Revised date 2008 3 26 13 13 LCD TV Error symptom Standard Repair Process 13 Copyright ⓒ 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 40: ...4 5 AV Scart CVBS S Video 5 6 Component 7 7 RGB D SUB 9 8 HDMI 11 9 Audio Problem All Input 13 10 Digital TV 14 11 Analog TV 15 12 AV Component RGB HDMI PC HDMI DTV 16 13 AV Audio out No Audio SPDIF 23 14 USB Remocon Problem USB no connect Remocon 24 15 Intelligent Sensor Intelligent Sensor 25 Copyright ⓒ 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Interna...

Страница 41: ...26V Replace MAIN B D IC805 YES NO MAIN B D L809 1 8V Replace MAIN B D IC807 YES NO Check MAIN B D X100 Clock 12MHz Replace MAIN B D IC100 YES NO Replace MAIN B D IC102 NAND FLASH YES Replace MAIN B D IC103 Serial Flash NO Replace MAIN B D IC300 IC301 DDR2 Memory NO Replace MAIN B D IC100 NO Making Revision 2009 2 1 1 25 LCD TV Symptom Power Up Boot Fail Copyright ⓒ 2009 LG Electronics Inc All righ...

Страница 42: ...AIN B D L810 12V Replace MAIN B D Q805 NO Replace Main Board YES P800 Pin 13 14 12V P800 Pin 17 18 24V Check LVDS Cable OK YES Replace LVDS Cable NO Making Revision 2009 2 1 LCD TV Symptom No OSD 2 25 Copyright ⓒ 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 43: ...AIN B D IC808 MAIN B D L1113 1 8V Replace MAIN B D IC1105 YES NO YES MAIN B D X1101 Clock NO Replace MAIN B D X1101 Making Revision 2009 2 1 LCD TV Symptom Digital TV Video Problem 3 25 Copyright ⓒ 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 44: ...5V YES MAIN B D L1112 3 3V NO Replace MAIN B D IC1103 YES NO Replace MAIN B D IC808 MAIN B D L1113 1 8V Replace MAIN B D IC1105 YES NO YES MAIN B D X1101 Clock NO Replace MAIN B D X1101 Copyright ⓒ 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 45: ...Check MAIN B D R420 Video Signal NO YES Check MAIN B D C217 Video Signal Replace MAIN B D C217 NO Replace MAIN B D IC 100 YES Making Revision 2009 2 1 LCD TV Symptom AV1 CVBS No Video Problem 5 25 Copyright ⓒ 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 46: ...Check MAIN B D R465 Video Signal NO YES Check MAIN B D C211 Video Signal Replace MAIN B D C211 NO Replace MAIN B D IC 100 YES Making Revision 2009 2 1 LCD TV Symptom AV2 CVBS No Video Problem 6 25 Copyright ⓒ 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 47: ...Signal NO YES Check MAIN B D C200 C203 Y C201 Pb C202 Pr Video Signal Replace MAIN B D C200 or C203 or C201 or C202 NO Replace MAIN B D IC 100 YES Making Revision 2009 2 1 7 25 LCD TV Symptom Component1 No Video No Color Problem Copyright ⓒ 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 48: ...Signal NO YES Check MAIN B D C214 C209 Y C215 Pb C216 Pr Video Signal Replace MAIN B D C214 or C209 or C215 or C216 NO Replace MAIN B D IC 100 YES Making Revision 2009 2 1 8 25 LCD TV Symptom Component2 No Video No Color Problem Copyright ⓒ 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 49: ...eo R2030 HSYNC R2031 VSYNC Replace MAIN B D C207 or R2030 or R2031 NO Replace MAIN B D IC 100 YES MAIN B D JK405 Pin 2 Video signal R446 has Vsync R447 has Hsync Making Revision 2009 2 1 9 25 LCD TV Symptom RGB No Video Problem Copyright ⓒ 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 50: ...17 GREEN C2018 BLUE Video Signal Replace MAIN B D C2016 or C2017 or C2018 NO Replace MAIN B D IC 100 YES MAIN B D JK405 Pin 3 BLUE Pin 2 GREEN Pin 1 RED Video signal Making Revision 2009 2 1 10 25 LCD TV Symptom RGB No Color Problem Copyright ⓒ 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 51: ...the ADJUST MENU EDID OK YES Download EDID Refer to Adjustment Spec NO NO Replace MAIN B D IC601 HDCP KEY Making Revision 2009 2 1 11 25 LCD TV Symptom HDMI 1 4 All No Video Problem Copyright ⓒ 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 52: ...N B D JACK Check JK600 HDMI1 JK601 HDMI2 JK602 HDMI3 JK603 HDMI4 YES Making Revision 2009 2 1 12 25 LCD TV Symptom HDMI1 or 2 or 3 or 4 No Video Problem Check MAIN B D IC600 YES Copyright ⓒ 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 53: ...Replace Speaker Cable NO Replace MAIN B D IC807 NO YES MAIN B D L824 1 8V MAIN B D Check R701 R702 R705 Signal YES Replace MAIN B D IC100 NO Replace MAIN B D IC701 NO Making Revision 2009 2 1 13 25 LCD TV Symptom All Source no Audio Problem Copyright ⓒ 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 54: ...K YES Replace MAIN B D IC 100 Making Revision 2009 2 1 14 25 LCD TV Symptom Digital TV No Audio Problem Copyright ⓒ 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 55: ... Video OK YES Check MAIN B D R2046 Signal SIF NO Replace MAIN B D IC100 YES Making Revision 2009 2 1 15 25 LCD TV Symptom Analog TV No Audio Problem Copyright ⓒ 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 56: ...nd signal YES NO Replace MAIN B D IC 100 AV1 Video OK YES Check MAIN B D JK402 Replace MAIN B D JK402 NO YES Making Revision 2009 2 1 16 25 LCD TV Symptom AV1 No Audio Problem Copyright ⓒ 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 57: ...und signal YES NO Replace MAIN B D IC 100 AV2 Video OK YES Check MAIN B D JK402 Replace MAIN B D JK402 NO YES Making Revision 2009 2 1 17 25 LCD TV Symptom AV2 No Audio Problem Copyright ⓒ 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 58: ...ignal YES NO Replace MAIN B D IC 100 Component Video OK YES Check MAIN B D JK402 Replace MAIN B D JK402 NO YES Making Revision 2009 2 1 18 25 LCD TV Symptom Component1 No Audio Problem Copyright ⓒ 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 59: ... signal YES NO Replace MAIN B D IC 100 Component Video OK YES Check MAIN B D JK402 Replace MAIN B D JK402 NO YES Making Revision 2009 2 1 19 25 LCD TV Symptom Component2 No Audio Problem Copyright ⓒ 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 60: ...nd signal YES NO Replace MAIN B D IC 100 RGB Video OK YES Check MAIN B D JK401 Replace MAIN B D JK401 NO YES Making Revision 2009 2 1 20 25 LCD TV Symptom RGB HDMI PC No Audio Problem Copyright ⓒ 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 61: ...D Refer to Adjustment Spec NO Check the HDMI Cable Replace MAIN B D IC100 YES Making Revision 2009 2 1 21 25 LCD TV Symptom HDMI DTV No Audio Problem Copyright ⓒ 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 62: ...ES Check MAIN B D JK403 Replace MAIN B D JK403 NO YES NO Check the Trouble Shooting Guide Related to Audio Problem NO Making Revision 2009 2 1 22 25 LCD TV Symptom SPDIF No Audio Problem Copyright ⓒ 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 63: ... YES Check MAIN B D R826 5V Replace MAIN B D IC808 YES NO Replace POWER B D YES YES Replace MAIN B D IC 100 Check MAIN B D JK406 OK YES NO Replace MAIN B D JK406 Making Revision 2009 2 1 23 25 LCD TV Symptom USB No Connect Problem Copyright ⓒ 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 64: ... D P5001 Wafer Connector YES NO Replace it YES Replace IR B D Making Revision 2009 2 1 24 25 LCD TV Symptom Remote Control Problem Copyright ⓒ 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Страница 65: ... P5001 Wafer Connector YES YES NO Replace it Replace IR B D Making Revision 2009 2 1 25 25 LCD TV Symptom Intelligent Sensor Problem Copyright ⓒ 2009 LG Electronics Inc All right reserved Only for training and service purposes LGE Internal Use Only ...

Отзывы: