LG Network Attached Storage with built-in Blu-ray Rewriter N4B1 - Manual (Page 35)

. LCD panel and front button usage

Power Off / On (POWER button)
Power On
After pushing the POWER button on the front panel the following message appears,
activating the LG NAS.
Power Off
When pressing the POWER button and holding for 5 seconds, the system will shut
down, as shown below.