DOWNLOAD LG 55LE4600 (CHASSIS:LB01D) Service Manual ↓ Size: 8.23 MB | Pages: 44 in PDF or view online for FREE

4) Check the model name Instart menu -> Factory name

displayed (ex 42LD450-ZA)

5) Check the Diagnostics (DTV country only) -> Buyer model

displayed (ex 42LD450)

(1) Press "Power on" button of a service R/C.(Baud rate :

115200 bps)

(2) Connect RS232-C Signal Cable.
(3) Write CI+ Key through RS-232-C.
(4) Check whether the key was downloaded or not at ‘In Start’

menu. (Refer to below).

=> Check the Download to CI+ Key value in LGset. 

(1) Check the method on Instart menu

(2) check the method of RS232C Command 

1) into the main ass’y mode (RS232 : aa 00 00)

2) check the key download for transmitted command

(RS232 : ci 00 10)

3) result value

- normally status for download : OKx
- abnormally status for download : NGx

(1) into the main ass’y mode (RS232 : aa 00 00)

(2) Check the method of CI+ key by command

(RS232 : ci 00 20)

(3) Result value

i 01 OK 1d1852d21c1ed5dcx

- 13 -

CMD 1

CMD 2

Data 0

A

A

0

0 

CMD 1

CMD 2

Data 0

C

I

1

0 

CMD 1

CMD 2

Data 0

A

A

0

0 

CMD 1

CMD 2

Data 0

C

I

2

0 

CI+ key Value

- 14 -

- 15 -

A2

A21

A10

A5

A9

560

300

120

200

400

800

900

910

121

920 

530

540

801

830

840

810

510

710

820

521

880

LV

1

LV

2

500

310

301

Many electrical and mechanical parts in this chassis have special safety-related characteristics. These
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.