Press simultaneously to force a reboot into "SWL" (Software Loading) mode. Insert the DVD.
Before downloading, you must ensure your unit can handle the 6xxx series firmware. Installing the wrong version can "brick" your unit (make it unusable). Rns 510 Firmware 6270 Download
Always verify the MD5 hash provided by the uploader to ensure the file isn't corrupted. Press simultaneously to force a reboot into "SWL"
The system will analyze the disc and ask for confirmation. Tap . Rns 510 Firmware 6270 Download