Read LG 55GA7900-UA (CHASSIS:LA37G) Service Manual online
D. Function error
Qwerty operating checking
Y
N
2. Motion Remote (Bluetooth) operating error
Check Qwerty
R/C itself
Operation
Normal
operating?
Normal
operating?
Y
Close
Check & Replace
Battery
Show ok
message?
Press the
wheel
Show ok
message?
Close
N
N
N
Y
Standard Repair Process
Established
date
Revised date
LCD TV
Error
symptom
44
2012.01.16
Replace
Qwerty
Remote
Turn off/on the set
and press the
wheel
Press the back key
about 5sec
Close
* If you conduct the loop at 3times, change the Qwerty Remote.
Y
Check the
INSTART menu
RF Receiver ver
is “00.00”?
Y
Check & Repair
RF assy
connection
N
Down load the Firmware
* INSTART MENU
Æ15.RF
Remocon Test
Æ3. Firmware
download
Y
RF Receiver ver
is “00.00”?
N
Close
☞A28
☞A7
☞A7
2013.01.30
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