60PA6500-DA (CHASSIS:PB21A) - LG TV Service Manual (repair manual). Page 20

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.

P1

12507WS-08L

1

1

2

2

3

3

4

4

5

5

6

6

7

7

8

8

9

9

LED_R

EYE_SCL

EYE_SDA

+3.3V_ST

EYE_SCL

+3.3V_ST

EYE_SDA

C1
0.1uF
16V

+3.3V_ST

R3
4.7K

OPT

ZD1

5.6B

ZD3

5.6B

R2

330

C4
0.1uF
16V

R1

47

+3.3V_ST

ZD2

5.6B

LED_R

ZD4

5.6B

LD1

LTST-C191KRKT

EAV60793101

ZD5

5.6B

ZD6

5.6B

ZD7

5.6B

IR

IR

KEY1

KEY2

ZD8

5.6B

ZD9

5.6B

C6
0.1uF
16V

OPT

C5
0.1uF
16V

OPT

+3.3V_ST

R13

2K

OPT

KEY2

KEY1

SW1

JTP1289

SW2

JTP1289

SW3

JTP1289

SW4

JTP1289

SW5

JTP1289

SW6

JTP1289

SW7

JTP1289

SW8

JTP1289

R4
4.7K

+3.3V_ST

R15

10K

Q1
MMBT3904(NXP)

E

B

C

C2
10uF
6.3V

C3
10uF
6.3V

OPT

C7
10uF
6.3V

OPT

R5

27K

R8

27K

R6

3.9K

R10

3.9K

R7

10K

R11

10K

R9

620

R12

620

IC2

KSM-903SMR1CL 

1

VOUT

2

GND

3

VCC

R14

2.7K

IC1

CM3231A3OG

1

GND

2

SDAT

3

SCLK

4

VDD

ZD4-*1

5.48VTO5.76V

ZD5-*1

5.48VTO5.76V

ZD6-*1

5.48VTO5.76V

ZD7-*1

5.48VTO5.76V

ZD3-*1

5.48VTO5.76V

ZD1-*1

5.48VTO5.76V

ZD2-*1

5.48VTO5.76V

ZD8-*1

5.48VTO5.76V

ZD9-*1

5.48VTO5.76V

SW8-*1

JTP1283

1

2

3

SW7-*1

JTP1283

1

2

3

SW6-*1

JTP1283

1

2

3

SW5-*1

JTP1283

1

2

3

SW4-*1

JTP1283

1

2

3

SW3-*1

JTP1283

1

2

3

SW2-*1

JTP1283

1

2

3

SW1-*1

JTP1283

1

2

3

8Pin Wafer to Main

Green Eye Sensor

IR Receiver

Tact Switch

RED LED

Power

Input

Home

OK

Vol-

Vol+

CH-

CH+

2.4V

0.93V

1.65V

2.4V

0.2V

0.93V

1.65V

0.2V

EAX64342101

12/04/2011

Tact/IR/Eye

1

1

(KEY1) (KEY1)

(KEY1) (KEY1)

(KEY2)(KEY2)

(KEY2) (KEY2)