37LN548C, 37LN549C, 37LP360H, 37LP361H (CHASSIS:LD3AC) - LG TV Service Manual (repair manual). Page 14

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6.3. Method & notice
(1) 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 Adjustment remote control.
2) Go to the menu "6.Model Number D/L" like below photo.
3)  Input  the  Factory  model  name(ex  32LP360H-ZA)  or  Serial 
number like photo.
4)  Check the model name Instart menu. → Factory name displayed. 
(ex 32LP360H-ZA)
5)  Check  the  Diagnostics.(DTV  country  only)  →  Buyer  model 
displayed.(ex 32LP360H)
7. CI+ key download
7.1. Communication Prot connection
Connection  :  PCBA  (USB  Port) 
  USB  to  Serial Adapter 
(UC-232A) 
 RS-232C cable 
 PC(RS-232C port)
7.2. CI+ Key Download
▪  Set  CI+  Key  path  Directory  at  Start  Mac  &  CI+  Download 
Programme
▪ Com 1,2,3,4 and 115200(Baudrate)
▪ Port connection button click(1)
▪ Push the (2) MAC Address write.
▪ At success Download, check the OK (3).
▪ Start CI+ Key Download, Push the (4).
▪ Check the OK or NG.
GP4_LOW
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