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Appendix C Functional Description C-41
Memory System
TABLE C-13 lists the power estimates for the memory subsystem.
Mass Storage Devices
TABLE C-14 lists power estimates for the storage devices
TABLE C-12 PCI Card (3.3 Vdc) Power Estimate
Voltage Rail (Vdc)
PCI Cards
(Max No.)
Current each
(amps)
Current total
(amps)
Total Power
(W)
5300
<= 60
3.3 1 4.55 18.18
+12 4 0.5 2.0
-12 4 0.1 0.4
TABLE C-13 Memory Subsystem Power Estimate
Number of DIMMs WC current total [amps]
Total Power
@5 Vdc [W]
16 9.33 46.66
TABLE C-14 Mass Storage Device Power Estimates
Description Qty
5-Vdc
System
(amps)
2.5-Vdc Core
(amps)
3.3-Vdc
System
(amps)
12-Vdc
System
(amps)
-12Vdc
System
[amps]
Watt
(max
)
Watt
(max
)
ea. sub ea. sub ea. sub ea. sub ea. sub ea. sub
Motherboard
16-DIMM
no CPU module
1 9.9 9.9 4.25 4.25 0.23 0.23 66.2 66.2
CPU module 1 15.4 15.4 9.5 9.5 66.4 66.4
Diskette drive 1 0.3 0.3 1.20 1.2
Hard drive,
1-inch
7200 rpm
0 1.2 0.0 1.2 0 15.0 0.0