Power Usage Worksheet 1 - Intel STL2 - Server Board Motherboard Product Manual

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 8.

Power Usage Worksheet 1

Device
Server board
Primary Processor
(866MHz/256MB)
Secondary Processor
(866MHz/256MB)
Terminator, if no second processor
Memory (four 64 MB DIMMs)
PCI slot 1
PCI slot 2
PCI slot 3
PCI slot 4
PCI slot 5
PCI slot 6
PCI slot 7
st
1 3.5-inch hard disk drive
nd
2 3.5-inch hard disk drive
rd
3 3.5-inch hard disk drive
th
4 3.5-inch hard disk drive
th
5 3.5-inch hard disk drive
th
6 3.5-inch hard disk drive
th
7 3.5-inch hard disk drive
3.5-inch diskette drive
CD-ROM drive
Fans (3 chassis and 2 processor)
Total Current
74
Current (maximum) at voltage level:
+3.3 V +5 V
46 A 12.5 A
4.78 A
4.78 A
5.5 A
2.0 A
3.03 A
3.03 A
2.0 A
2.0 A
2.0 A
2.0 A
5 V Standby +12 V
.18 A .006A
.1 A
.1 A
.1 A
.1 A
.1 A
.1 A
.1 A
1.32 A
Intel Server Board STL2 Product Guide
–12 V