NEC Express5800 Series User Manual page 51

Chapter 2 Preparations
4. Push down the socket lever marked with "
the lever until it stops.
5. Push down the socket lever marked with "←
the lever until it stops.
6. Lift the plate.
Important
Do not touch the socket contacts.
Express5800/R120f-1E User's Guide
→" once to unlatch it from the hook, then slowly open
" once to unlatch it from the hook, then slowly open
1. Installing Internal Options
51