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Page 29

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

9

.

8

7

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3

2

1

19_22_26" P405

.

13

12

11

10

9

8

7

6

5

4

3

2

1

ZD401

ZD402

LED_R

LED_B

IR

GND

5V_ST

GND

KEY2

C414

19_22_26"

C402 100pF 50V

19_22_26" L405 BG1608B121F

C404 470pF

L406 120ohm

C406 47uF 16V

L407 120-ohm 0

READY

R426 47K IR-OUT B

IR

R428 10K IR-OUT

E Q405 2SC3052 IR-OUT

C

R427 10K IR-OUT

+5VST_MST

NON_19_22_26"

C411 0.1uF

KEY2

KEY1

SUB_SCL

C

R418 0 READY

B

R406 4.7K 19_22_26"

+3.3V_MST

R415 10K 19_22_26"

R414 10K 19_22_26"

+3.3V_MST

Q402 E 2SC3052 19_22_26"

R404 10K 19_22_26" R416 0 READY R410 10K 19_22_26"

+3.3V_MULTI_MST

LED_R

B

R430 22 IR-OUT

C Q404 E 2SC3052 IR-OUT

R429 10K IR-OUT

+5VST_MST

IR_OUT

KEY2

KEY1

19_22_26" C400 100pF 50V

19_22_26"

L401 BG1608B121F

19_22_26" L400 BG1608B121F

C401 GND 100pF19_22_26" 50V

KEY2

KEY1

19_22_26" P404

3

2

1

SMAW200-03

52

3 4 5

5

51

50

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47

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16

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13

12

11

100

READY

R409

NON 22/27" FHD R425 0 R431 0 NON 22/27" FHD

TXCO4-

TXCO4+

TXCO3-

TXCO3+

TXCLKO-

TXCLKO+

TXCO2+ TXCO2-

TXCO0+ TXCO0TXCO1+ TXCO1-

TXCE4-

TXCE4+

TXCE3-

TXCE3+

TXCLKE-

TXCLKE+

TXCE2-

TXCE2+

TXCE1-

8BIT(HD) 8BIT(FHD) 52 sharp 32 sharp

X X X X

0 0 0 X

NON 22/27" FHD R423 0

R424 0 VESA

R407 4.7K JEIDA

+3.3V_MULTI_MST

*8BIT(FHD):22/27"

R401 R402 R402 0 8 B I T o r 5 2 s h a r p10BIT(FHD)4.7K X

R401 4.7K 10BIT

+3.3V_MULTI_MST

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8

10

+5V_+12V_LCD

HD(26/32/37/42/47")

8

7

6

2

4

6

1

3

TXCE0+ TXCE0TXCE1+

P402 FF10001-30

2

NON 22/27" FHD R419 0 R422 0 NON 22/27" FHD

+5V_+12V_LCD

TXCE0+

TXCE0-

TXCE1+

TXCE1-

TXCE2+

TXCE2-

TXCLKE+

TXCLKE-

TXCE3+

TXCE3-

0

P403

HD(19/22")

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1

SMW200-28C

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.

External VBR

E-DIM

OPC_OUT

OPC_OUTPUT

OPC_EABLE C B OPC_EN OPC_ENABLE E Q400 RT1C3904-T112

R411 1K

OPC_ENABLE

OPC_ENABLE

R412

R405 READY 0

R435 470 OPC_ENABLE

+3.3V_MULTI_MST

TXCE0+

TXCE0-

TXCE1+

TXCE1-

TXCE2+

TXCE2-

TXCLKE+

TXCLKE-

TXCE3+

TXCE3-

+5V_+12V_LCD

TXCE0+,TXCE0-,TXCE1+,TXCE1-,TXCE2+,TXCE2-,TXCE3+,TXCE3-,TXCE4+,TXCE4-,TXCLKE+,TXCLKE-,TXCLKO+,TXCLKO-,TXCO0+,TXCO0-,TXCO1+,TXCO 1-,TXCO2+,TXCO2-,TXCO3+,TXCO3-,TXCO4+,TXCO4-

1

TF05-51S

FHD

CONTROL KEY (19/22/26")

IR(19/22/26")

0 NON_19_22_26"

R400

+3.3V_MULTI_MST

0.1uF READY +3.3V_MST

L404 120-ohm

C408 0.1uF

R421 4.7K

+3.3V_MST

NON_19_22_26"

+5VST_MST

NON_19_22_26"

C412 470pF

L402 120ohm C403 C407 47pF

0.1uFNON_19_22_26" 16V

R403

L403 120ohm NON_19_22_26"

R420 4.7K

SUB_SDA

SUB_SCL

NON_19_22_26"

NON_19_22_26"

NON_19_22_26" NON_19_22_26" R417 0

ZD400

19_22_26" C B Q401 E 2SC3052

19_22_26" L408 BG1608B121F

C405 100pF 50V 19_22_26"

READY R413 0

POWER_ON(LED_R_SMALL)

ST_3.3V(LED_B)

GND

IR

WARM_ST(LED_R_BIG)

GND

5V_ST

KEY2

KEY1

GND

SDA

SCL

KEY1

12507WS-12L

P400

NON_19_22_26"

L411 500-ohm NON_19_22_26" L410 500-ohm NON_19_22_26"

IR(Non 19/22/26) CONTROL KEY(Non 19/22/26)

P401

TXCE0+,TXCE0-,TXCE1+,TXCE1-,TXCE2+,TXCE2-,TXCE3+,TXCE3-,TXCE4+,TXCE4-,TXCLKE+,TXCLKE-,TXCLKO+,TXCLKO-,TXCO0+,TXCO0-,TXCO1+,TXCO 1-,TXCO2+,TXCO2-,TXCO3+,TXCO3-,TXCO4+,TXCO4-

PANEL WAFER

LVDS/ CTR KEY

LGE Internal Use Only

Profile for Portal da Eletrônica

Manual de serviço tv lg lcd 22lh20r lg chassis lp91a  

Manual de serviço tv lg lcd 22lh20r lg chassis lp91a  

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