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47LS5700 (CHASSIS:LJ22E) - LG TV Service Manual (repair manual). Page 15

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4.2. LAN PORT INSPECTION(PING TEST)
4.1.1. Equipment setting
1) Play the LAN Port Test PROGRAM.
2) Input IP set up for an inspection to Test 
    Program.
    *IP Number : 12.12.2.2.
4.2.2. LAN PORT inspection  (PING TEST)
1) Play the LAN Port Test Program.
2) connect each other LAN Port Jack.
3) Play Test (F9) button and confirm OK Message.
4) remove LAN CABLE
4.3. Using RS-232C
-  Adjust 3 items at 3.1 PCB assembly adjustments “adjustment 
sequence” one after the order.
● Adjustment protocol
Order
Command
Set response
(1)  Inter the Adjustment mode aa 00 00
a 00 OK00x
(2) Change the Source
xb 00 40
xb 00 60 
b 00 OK40x (Adjust 480i Comp1 )
             (Adjust 1080p Comp1)
b 00 OK60x (Adjust 1080p RGB)
(3) Start Adjustment
ad 00 10
(4)  Return the Response
OKx ( Success condition )
NGx ( Failed condition )
(5) Read Adjustment data
( main)
ad 00 20 
( main )
ad 00 30
(main : component1 480i, RGB 1080p)
000000000000000000000000007c007b-
006dx
(main : component1 1080p)
000000070000000000000000007c0083
0077x
(6) Confirm Adjustment
ad 00 99
NG 03 00x (Failed condition)
NG 03 01x (Failed condition)
NG 03 02x (Failed condition)
OK 03 03x (Success condition)
(7) End of Adjustment
ad 00 90
d 00 OK90x
See ADC Adjustment RS232C Protocol_Ver1.0
● Necessary items before Adjustment items
▪ Pattern Generator : (MSPG-925FA)
▪  Adjust 480i Comp1 (MSPG-925FA:model :209 , pattern :65) – 
Comp1 Mode
▪  Adjust  1080p  Comp1  (MSPG-925FA:model  :225  ,  pattern 
:65) – Comp1 Mode
▪  Adjust RGB (MSPG-925FA:model :225 , Pattern :65) – RGB-
PC Mode
If  you  want  more  information  then  see  the  below Adjustment 
method (Factory Adjustment)
● Adjustment sequence
▪ aa 00 00: Enter the ADC Adjustment mode.
▪ xb 00 40: Change the mode to Component1 (No actions)
▪ ad 00 10: Adjust 480i Comp
▪ ad 00 10: Adjust 1080p Comp
▪ xb 00 60: Change to RGB-PC mode(No action)
▪ ad 00 10: Adjust 1080p RGB
▪ xb 00 90: Endo of Adjustmennt
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