28 | 3 System upgrade |
Unlocking the front bezel
A security lock secures the bezel door to protect the system unit from unauthorized access.
Insert the key into the lock and turn it counterclockwise until it points to the unlock icon 
.
Removing the front bezel
1Remove the
2Slightly bend the plastic retention tabs to release the latches (1).
3Gently pull the bezel away from the front panel, then detach it from the chassis (2).
