Data General AViiON Series, Клиентская документация

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Preparing to Install VME Options
1-8
014–001867
Current (Amperes)
Device +5 V dc +12 V dc –12 V dc
0 SYSTEM BOARD 14.4 0.7 0.1
1 Keyboard (with graphics console only)
2 Mouse (with graphics console only)
3 4 Mbyte Memories: 1 active; 3.1 NA NA
4 3 inactive (idle ) drawing 0.24 (5V), ea 0.72 NA NA
5 320-Mbyte hard disk 2.0 3.3 NA
6 179-Mbyte hard disk 1.1 1.4 NA
7 QIC-150 tape drive 1.5 1.5 NA
8 VME options:
9 slot 1 – VSC/3 sync controller 3.4 0.07 0.07
10 slot 2 – VAC/16 async controller 4.5 0.25 0.25
11
12
Total Amperes Used 30.72 7.22 0.42
Power Supply
Maximum Amperes Available Total Amperes Used (from Table above)
+ 5 V Total = 37.0 amps 30.72 A
+12 V Total = 10.0 amps 7.22 A
–12 V Total = 1.0 amps 0.42 A
Maximum Wattage (volts x amperes) Watts Used
Available
+5 V wattage total (5 V x 30.72 A) = 152.36
+12 V wattage total (12 V x 7.22 A) = 86.64 –12 V
wattage total (12 V x 0.42 A) = 5.04
Maximum Power Supply Output = 330 Watts Total Watts Used = 244.04
Figure 1–2 Sample Current and Power Calculation Form
Assigning Card Cage Slots
This section provides the general rules and guidelines for configuring VME option
boards supported by AViiON computers. Use this information to determine the exact
placement of your option(s) before jumpering and installing boards. Refer to
Appendix E for a detailed technical explanation of slot priority assignments.