LG OLED55B7P Service Manual page 32

Standard Repair Process
D. Function error Established
Error
date
symptom
MR15RA operating checking
Revised date 11/15
2. MR15RA (Magic Remocon) operating error
☞A4
N
Check the
RF Receiver ver Check MR15RA Normal Y
Turn off/on the
N
Press the Is show ok
is "00.00"?
INSTART menu operating?
itself Operation
set and press
message?
wheel
the wheel
N
Y
Y
☞A14
Check & Replace
Check & Repair
Battery of MR15RA
Close
RF assy
connection
Y
Normal
☞A4
Close
operating?
Is show ok
N Press the back
message?
N key about 5sec
RF Receiver ver
N
Close
is "00.00"?
Y
Replace
MR15RA
Y
Close
Down load the Firmware
•If you conduct the loop at 3times,
* INSTART MENU12.RF
change the MR15RA.
Remocon Test Receiver
Firmware download
11