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Appendix A: Equipment Log and Power Consumption Worksheets
Current (maximum) at voltage level:
Device
+3.3 V
Total
Current
Note1: Number of PCI cards depends on system and riser card
configuration.
Note2: List additional system devices and associated currents.
Worksheet, Total Combined Power
Used by the System
1
From the previous worksheet, enter the total current for each
column.
2
Multiply the voltage by the total current to get the total wattage
for each voltage level.
3
Add the total wattage for each voltage level to arrive at a total
combined power usage on the power supply.
3.3 V
+5V
Standby
5 V
+12 V
Standby
-12 V
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