FUJITSU Siemens CELCIUS M/V/R - Manual (Page 61)

System upgrades
A26361-K990-Z120-1-7619, Edition 6 53
Installing cover of power supply (CELSIUS M)
2
1 3
► Insert the cover into the casing in the direction of the arrow (1).
► Slide the cover in the direction of the arrow as far as it will go (2).
► Fasten the cover with the knurled screw (3).