You just "unclick" the part on top of the picure.
Be careful not to break the 4 small plastic tabs, when doing it.
Be careful not to break the 4 small plastic tabs, when doing it.
Wow, that one's seen some action! 🙂
And just in case you need to clean out the switch on that cable (I just saw this yesterday): https://hoppesbrain.com/2017/06/01/...555-and-gfp-565-record-and-playback-switches/
And just in case you need to clean out the switch on that cable (I just saw this yesterday): https://hoppesbrain.com/2017/06/01/...555-and-gfp-565-record-and-playback-switches/