LG 55LM9600 Service Manual page 81

Standard Repair Process
LCD TV
2. M4(Magic Remocon) operating error
☞A7
Check the
INSTART menu
☞A28
☞A7
Down load the Firmware
* INSTART MENU 15.RF
Remocon Test 3. Firmware
Copyright ⓒ 2012 LG Electronics. Inc. All right reserved.
Only for training and service purposes
D. Function error
Error
symptom
N
RF Receiver ver Check M4 itself
is "00.00"?
Operation
Y
Check & Repair
RF assy
connection
N
RF Receiver ver
Close
is "00.00"?
Y
download
M4 operating checking
Normal Y
Press the
operating?
wheel
N
Check & Replace
Batterry of M4
Y
Normal
Close
operating?
N
Replace M4
11
Established
2012.01.16
date
Revised date
Turn off/on the
N
Is show ok
set and press
message?
the wheel
Y
Close
Is show ok N
Press the back
message?
key about 5sec
Y
Close
* If you conduct the loop at 3times, change the M4.
11/15
LGE Internal Use Only