IBM PROJECTOR C400 - Manual (Page 18)

1 Security lock slot
2 AC power socket
3 Elevator foot adjuster button
4 Elevator foot
5 Focus ring
1 Ready LED
2 Source button
3 Enter button
4 Keystone/Up cursor button
5 Volume/right cursor button
6 Menu button
Figure 1-3. Side view of projector
Figure 1-4. OSD buttons and LEDs
1-4 IBM C400 PROJECTOR: User’s Guide