Figure 1–2 shows the three key positions and the controls accessible in each
position.
Figure 1–2:
Key Positions
Tape Drive Controls and
Door Handle
(Both Doors)
MLO-004958
Middle Key Position:
No Access to Controls
Bottom Key Position:
Access to Power Switch;
All Controls and Indicators
Top Key Position:
Access to SCP, ISEs, and
Rotary Key Lock
Indicators (Upper Door)
Opening and Closing the Divided Door
The divided door allows you to access the mass storage devices and system
control panel (SCP), while restricting access to the Power switch and the
CPU cover panel. Open and close the door as follows:
1.
Insert the key in the lock on the front door. Turn the key to the top
position to open just the upper portion of the door, or to the bottom
position to open the entire door.
With the key in the bottom position, the upper and lower portions of
the door will open together.
2.
Swing the door open.
3.
To close the door, simply reverse the procedure. When pushing the
doors closed, push gently at the top right of the upper door and the
bottom right of the lower door.
System Overview
1–3