Read LG 42LM3400 / 42LM340Y / 42LM3410 (CHASSIS:LB21C) Service Manual online
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(3) Show the message "Copying files from memory".
(4) Updating is starting.
(5) Updating Completed, The TV will restart automatically.
(6) If your TV is turned on, check your updated version and
Tool option. (explain the Tool option, next stage)
* If downloading version is more high than your TV have, TV
can lost all channel data. In this case, you have to channel
recover. if all channel data is cleared, you didn’t have a DTV/
ATV test on production line.
* After downloading, have to adjust Tool Option again.
(1) Push "IN-START" key in service remote control.
(2) Select "Tool Option 1" and push "OK" key.
(3) Punch in the number. (Each model has their number)
3.1. ADC Process
(1) ADC
- Enter Service Mode by pushing "ADJ" key,
Calibration".
<Caution> Using "power on" key of the Adjustment remote
control, power on TV.
* ADC Calibration Protocol (RS232)
Adjust Sequence
▪ aa 00 00 [Enter Adjust Mode]
▪ xb 00 40 [Component1 Input (480i)]
▪ ad 00 10 [Adjust 480i Comp1]
▪ xb 00 60 [RGB Input (1024*768)]
▪ ad 00 10 [Adjust 1024*768 RGB]
▪ aa 00 90 End Adjust mode
* Required equipment : Adjustment remote control.
3.2. MAC Address
3.2.1. Equipment & Condition
▪ Play file: Serial.exe
▪ MAC Address edit
▪ Input Start / End MAC address
3.2.2. Download method
(1) Communication Prot connection
Connect: PCBA Jig-> RS-232C Port== PC-> RS-232C Port
(2) MAC Address Download, Whidevine Download
▪ Com 1,2,3,4 and 115200(Baud rate)
lGhkq|z{
WUG{GvX
XUG{GvYG
YUG{GvZG
ZUG{Gv[G
[UG{Gv\G
\UGj GnG
]UGhkjGjG
ඖ
^UG~GiG
_UGXWGwG~iG
`UG{GwG
XWUGlkpkGkVsG
XXUGzGiVjG
XYUG{Gz GzG
XZUlUGpGhG
G
hkjGj
hkjGjG[_W
un
hkjGjGXW_W
un
hkjGyni
un
z
y
NO
Item
CMD 1 CMD 2 Data 0
Enter
Adjust MODE
Adjust
‘Mode In’
A
A
0
0
When transfer the ‘Mode In’,
Carry the command.
ADC adjust
ADC Adjust
A
D
1
0
Automatically adjustment
(The use of a internal pattern)
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