Worksheet, Calculating DC Power Usage
1.List the current for each board and device in the appropriate voltage level column.
2.Add the currents in each column. Then go to the next worksheet.
Table 14. Power Usage Worksheet 1
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Device | +3.3 V | +5 V | +12 V | ||
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Server board | 1.0 A | 8.0 A | 0.1 A | 1.1 A | 0.4 A |
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Primary Processor |
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Secondary Processor (if present) |
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Terminator card, if no second | 1.6 A |
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processor |
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Memory (four 128 MB DIMMs) | 1.8 A | 0.3 A |
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PCI slot 1 |
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PCI slot 2 |
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PCI slot 3 |
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PCI slot 4 |
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PCI slot 5 |
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PCI slot 6 |
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ISA slot 1 |
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1st |
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2nd |
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3rd |
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4th |
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5th |
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6th |
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7th |
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Cooling fan 1 |
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Cooling fan 1 |
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Total Current |
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112 | Equipment Log and Power Consumption Worksheets |