LG 29LN45 Service Manual page 12

=> Check the Download to CI+ Key value in LG set.
(1) Check the method of CI+ Key value
1) Check the method on Instart menu
2) Check the method of RS232C Command
a. Into the main ass'y mode(RS232: aa 00 00)
CMD 1 CMD 2
A
b. Check the key download for transmitted command
(RS232: ci 00 10)
CMD 1 CMD 2
C
c. Result value
- Normally status for download : OKx
- Abnormally status for download : NGx
(2) Check the method of CI+ key value(RS232)
1) Into the main ass'y mode(RS232: aa 00 00)
CMD 1 CMD 2
A
2) Check the mothed of CI+ key by command
(RS232: ci 00 20)
CMD 1 CMD 2
C
3) Result value
i 01 OK 1d1852d21c1ed5dcx
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Only for training and service purposes
Data 0
A 0 0
Data 0
I 1 0
Data 0
A 0 0
Data 0
I 2 0
CI+ Key Value
4. Total Assembly line process
4.1. Tool option & ADC Check
(1) Press "Power on" key of service remote control.
(2) Connect USB Port → USB to Serial Adapter (UC-232A) →
RS-232C cable → PC(RS-232C port)
(3) Check the 'Tool Option'(Refer to the BOM Comments or
Adjustment spec)
(4) Check the 'ADC' is ok.
4.2. Model name & Serial number download
4.2.1. Model name & Serial number D/L
1) Press "Power on" key of service remote control.
2) Connect RS232 Signal Cable to RS-232 Jack.
3) Write Model Name & Serial Number by use RS-232.
4) Must check the serial number at the Diagnostics of SET UP
menu. (Refer to below.)
4.2.2. Method & notice
(1) Model Name & Serial Number D/L is using of scan equipment.
(2) Setting of scan equipment operated by Manufacturing
Technology Group.
(3) Serial number D/L must be conformed when it is produced
in production line, because serial number D/L is mandatory
by D-book 4.0.
*Manual Download (Model Name and Serial Number)
If the TV set is downloaded By OTA or Service man,
Sometimes model name or serial number is initialized. (Not
always) There is impossible to download by bar code scan,
so It need Manual download.
1) Press the 'Instart' key of ADJ remote control.
2) Go to the menu '6.Model Number D/L' like below photo.
3) Input the Factory model name(ex 24LN4500) or Serial
number like photo.
4) Check the model name Instart menu → Factory name
displayed (ex 24LN4500)
5) Check the Diagnostics (DTV country only) → Buyer
model displayed (ex 24LN4500)
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LGE Internal Use Only