EUROCOM 8500-C DeskNote User Manual page 26

Ventilation
The computer vents were designed to help dissipate system's
heat produced during normal operation. Do not block or obstruct
vents while DeskNote ™ is in use.
Right-side Stand
Move this stand (together with the left one) to adjust the typing
angle. If a high speed CPU is installed, erecting the stands on
both sides will be necessary for heat dissipation during operation
(Figure 1-12)
PC Card Socket Speaker-out
3.5" Floppy Disk Drive Line-in Ventilation
2.5" Hard Disk Drive Microphone-in
Right-side stand
Figure 1-12