6-6
Power Requirements
Power Distribution
FW SCSI Estimated Power Consumption
Table 6-1 summarizes the estimated power consumption of the FW SCSI adapter.
Monitor Power Specifications
The following section describes the ac power specifications for the 17-inch and 20-inch mon-
itors.
Table 6-2 summarizes the ac power specifications.
Table 6-1
FW SCSI Power Dissipation
HW Component
+5 V
Current
(VDD0)
+3 V
Current
(SYS_VDL)
+12 V
Current
-12 V
Current
P-total
SCSI terminators
a
213 mA
0
0
0
1.07 W
Total
b
698 mA
1.2 mA
0
0
3.50 W
a.On-board SCSI terminators; all signals asserted.
b.Actual power demand is greater due to the requirement of supplying SCSI bus TERM
power. This value is limited to 2 A by an on-board fuse. The total power demand could
be as high as 12.43 W.
Table 6-2
Monitor Power Specifications
Voltage Type
60 Hz
50 Hz
Maximum operating (Vac)
132
288
Minimum operating (Vac)
90
198
Nominal rated (Vac)
110
230
Rated line current (Arms)
2.7
1.5
Frequency range (not-strappable)
47 Hz to 63 Hz
47 Hz to 63 Hz
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