LG LHB976, Service Manual

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1-8
FIRMWARE UPDATE FOR WIRELESS DEVICE
1. WIRELESS MODULE UPDATE METHOD
Update must be performed without interference.
1) Select “1” on test band.
- You must select a band without interference.
2) USB update
- During the software update procedure, do not turn off the unit.
2-1) Copy the update
fi le to the USB device after rename as “WIRELESS.BIN”.
2-2) Insert a USB device and perform the update.
- It is indicated “SEND xx” during transmission (xx is progress rate %.).
- LED is turned off during RX writing.
※
In case of connection is unstable; In case of update is no response more than 20 seconds; Update fail.
※
At this time, turn off RX/TX then update will fail and the previous version of program will work.
- If RX update is fi nished, LED light is on.
- If TX update is fi nished, it is power off automatically.
2-3) If the update is fi nished, TX is power off. RX is turned on after LED light is off.
3) Remove the power cord. After 5 seconds, reconnect the cord and turn on TX.
4) Factory
4-1) Press set “STOP” + remote control “6” during 3 seconds to perform TX FACTORY.
- “WL RESET” appears on FLD.
4-2) Press PAIRING button on RX during 5 seconds.
- LED blinks blue and red alternately to 0.5 second intervals.
Condition:
1) Wireless module update must be performed without interference.
2) You must update after switching TEST BAND.
3) After wireless module update, you must perform TX/RX FACTORY.
2. WIRELESS MICOM UPDATE METHOD
Update must be performed without interference.
1) Select “1” on test band.
- You must select a band without interference.
2) USB update
- During the software update procedure, do not turn off the unit.
2-1) Copy the update
fi le to the USB device after rename as “WIRELESS_MICOM.HEX”.
2-2) Insert a USB device and perform the update.
- It is indicated “SEND xx” during transmission (xx is progress rate %.).
- “FINALIZE” indication is blinked to FLD of main set during RX MICOM writing.
※
In case of connection is unstable; In case of update is no response more than 20 seconds; Update fail.
※
At this time, turn off RX/TX then Micom update will fail and the previous version of program will work.
2-3) If the update is fi nished, RX LED is turned off and on. Main set is power off automatically.
3) Remove the power cord. After 5 seconds, reconnect the cord and turn on TX.
Condition:
1) Wireless module update must be performed without interference.
2) You must update after switching TEST BAND.