Firmware Upgrading; Direct/Factory Upgrading - RCA 50LB45RQ Service Manual

REC8(it is for version 2012) series main board has a USB SERVICE port, which is reserved for service use only. Please
upgrade the firmware according to the instruction below.
6.1 Direct upgrading (do no need normal display)
STEP1
Get an empty USB disk with size not larger than 2GB, copy firmware file (CompBase.bin, or AIICompBase.bin) to the root
directry of disk.
Note: the size of USB disk can not be larger than 2GB, and before copying the firmware file, make sure the disk is empty.
And the file must be placed in the root directry.
STEP 2
Turn off the TV, insert the USB disk into the SERVICE jack on the side panel of TV and then turn on the TV. After turned on,
the TV's LED indicator will shine red and blue alternately. Wait for about one and half a minute to accomplish the upgrading.
Note: DO NOT power off or unplug the TV while upgrading.
6.2 Factory upgrading (need normal display)
STEP1
Get an empty USB disk with size not larger than 2GB, copy firmware file (AIICompBase.bin only) to the root directry of disk.
Note: the size of USB disk can not be larger than 2GB, and before copying the firmware file, make sure the disk is empty.
And the file must be placed in the root directry.
STEP 2
Turn on the TV, insert the USB disk into the SERVICE jack on the side panel of TV. Then press the remote control buttons
"MENU"--_ "1147" to enter factory menu (see below).
STEP 3
Choose "USB UPDATE" and press OK. If there are "CompBase.bin"
and "AlICompBase.bin" in the disk at the same time, be sure to select
"AIICompBase.bin" to update. The upgrading phenomenon is the same
to direct upgrading.
Note: DO NOT power off or unplug the TV while upgrading, otherwise
the upgrading will fail, and the main board will be unable to upgrade
normally any more.
Version 1.0
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