user manual

2-9
Power Budget
Power Budgeting
Table 2-5 summarizes the current requirements for the internal devices.
Table 2-5 Internal Device Current Requirements
Device
+5.1V dc
Amps
+12V dc
Amps
-12V dc
Amps
Internal mass storage devices:
CD-ROM drive 1.6 A 1.8 A
DDS tape drive 1.0 A 0.8 A
Flexible disk drive 0.8 A
1 GB SE hard drive 1.2 A 1.8 A
2 GB FWD hard drive 1.1A 0.9 A
2 GB SE hard drive 1.0 A 0.9 A
4 GB FWD hard drive 1.1 A 1.0 A
4 GB SE hard drive 1.0 A 1.0 A
9 GB FWD hard drive 1.2 A 0.9 A
Hewlett-Packard EISA Cards:
HP 25525A SCSI DIFF 3.1 A 0.05 A
HP 25525B EISA SCSI 3.06 A 5 mA 5 mA
HP 25560A HPIB 3.1 A
HP 25567A LAN 3.4 A 0.04 A
HP J2156A FDDI 2.0 A 0.09 A 0.05 A
HP J2159A X.25 PSI 3.4 A 0.04 A
HP J2165A LAN 2.1 A
HP J2645AA VG Any LAN 0.3 A
HP J2802B ATM