Iei-integration ICE-DB-T6 User Manual download pdf (Page 92)

Type 6 Carrier Board Design Guide

Page 82

Figure 5-10: Component Clearances Underneath Module

5.6.2 Air Follow Issue

The air flow of the IEI COM Express fan module must be considered when installing a

COM Express system. Please refer to Figure 5-10 for air flow consideration.

5.6.3 Grounding Issue

The mounting holes on all ICE COM modules are connected to digital circuit ground (GND)

for improved EMC performance. Using conductive screws and distance keepers will also

connect the heatspreader and attached heat sink to GND. In some applications, the heat

sink or heatspreader will be directly screwed with the inner surface of the chassis. In some

cases, it may not be desirable to have a direct connection of circuit ground (GND) and

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Iei-integration ICE-DB-T6 User Manual Page 92