DOWNLOAD LG 55LM9600 / 55LM960Y (CHASSIS:LB23E) Service Manual ↓ Size: 10.73 MB | Pages: 115 in PDF or view online for FREE

P4102

1

SCL

2

SDA

3

GND

4

KEY1

5

KEY2

6

St 3.5V

7

GND

8

RED_LED

9

IR

10

GND

Checking order

1, 2.  Check IR cable condition between IR & Main board.
3.      Check the st-by 3.3V on the terminal 6.
4.     When checking the Pre-Amp when the power is in ON condition, it is normal when the Analog 

Tester needle moves slowly, and defective when it does not move at all. 

<ALL MODELS>

①

②

③

④

■

 

LCD module change

■

 

T-Con board change 

■

 

Service Remote controller

■

 

Press the ‘adj’ key  

■

 

select V-COM 

■

 

As pushing the right or the left button on the remote controller, And find the V-COM value Which is no or

minimized the Flicker.
(If there is no flicker at default value, Press the exit key and finish the VCOM adjustment.)
■

 

Push the OK key to store the value. Then the message “Saving OK” is pop.

■

 

Press the exit key to finish V-COM adjustment.

Solder defect, CNT Broken

T-Con Defect, CNT Broken

T-Con Defect, CNT Broken

T-Con Defect, CNT Broken

Solder defect, CNT Broken

Solder defect, CNT Broken

Solder defect, CNT Broken

Solder defect, CNT Broken

Abnormal Power Section

Solder defect, Short/Crack

Abnormal Power Section

Solder defect, Short/Crack

GRADATION

Abnormal Power Section

Solder defect, Short/Crack

Abnormal Power Section

Solder defect, Short/Crack

Fuse Open, Abnormal power section

Noise

GRADATION

Abnormal Display