ETCS Level 2: On Sight Mode (PoSA working) in the Thameslink Core

Watch this video to see the correct procedure for ETCS Level 2 On Site Mode (PoSA working) in the Thameslink Core. Hit 'Subscribe' above to ensure you never miss a video from the team at Great Northern. ► SUBSCRIBE:    / @gnrailuk   ► TWITTER: https://x.com/GNRailUK ► FACEBOOK:   / gnrailuk   ► WEBSITE: https://www.greatnorthernrail.com/ ► INSTAGRAM:   / gnrailuk   ► TIKTOK:   / gnrailuk