42LM3400 (CHASSIS:LT21C) - LG TV Service Manual (repair manual). Page 35

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.

RS232C_PHONE

2011/08/13

10

GP4L_S7LR2

IR_OUT

C1005
0.1uF

COMMERCIAL

+3.5V_ST

PM_TXD

C1003

0.1uF

COMMERCIAL

JK1001

KJA-PH-1-0177

COMMERCIAL_RS232C_PHONEJACK

3

M3_DETECT

4

M4

5

M5_GND

1

M1

6

M6

C1002

0.1uF

COMMERCIAL

R1001

0

RS-232C_IC_Bypass

R1000

0

RS-232C_IC_Bypass

C1001

0.1uF

COMMERCIAL

P1000

12507WR-04L

OS_Debug(P1000)

1

VCC

2

PM_RXD

3

GND

4

RM_TXD

5

GND

C1004

0.1uF

COMMERCIAL

IC1000

MAX3232CDR

EAN41348201

COMMERCIAL

3

C1-

2

V+

4

C2+

1

C1+

6

V-

5

C2-

7

DOUT2

8

RIN2

9

ROUT2

10

DIN2

11

DIN1

12

ROUT1

13

RIN1

14

DOUT1

15

GND

16

VCC

JP1000

PM_RXD

+3.5V_ST

C1000

0.33uF

COMMERCIAL

R1003
100

R1002
100

JP1002

JP1001

JP1003

JP1004

D1001

20V

ADUC 20S 02 010L 

OPT

D1000
ADUC 20S 02 010L 
20V

OPT

JK1001-*1

PEJ030-01

32LS3500_RS232C_PHONEJACK

3

M3_DETECT

4

M4

5

M5_GND

1

M1

6

M6

RS-232C

COMMERCIAL MODEL OPTION

COMMERCIAL/NonOS MODEL OPTION

For Comsumer model, 
use 4PIN Wafer.

ONLY 32LS3500 US MODEL(H:10mm)

(H:7mm)