The VBOB is shipped ready for rackmounting or it can be used as a table-top unit.
See Chapter 2, “Rackmounting and Hardware Overview” for information on mounting a VBOB chassis in an SGI 3000 series rack.
Table 1-1 provides site preparation information for a single VBOB chassis.
Table 1-1. Cooling and Power Requirements
Specification | Value Per Server |
---|---|
Cooling requirements | 256 Btu/hour |
Power consumption | 128 watts maximum |
100-120/200-240 Vac at 50-60 Hz, 4/2A (autoranging) | |
5 amps maximum | |
0.8 amps @ 100-120 Vac, 0.4 amps @ 200 -240 Vac | |
250 VA |
As shown in Figure 1-1, the airflow in the chassis flows through the mesh grill at the front of the chassis, through the power supply enclosure, and over the motherboard. The hot air exhausts out the back of the chassis.
![]() | Caution: Always keep at least 4 inches (10.2 cm) of clearance at the back of the chassis for cooling. |
Table 1-2 lists physical and environmental specifications.
Table 1-2. Physical and Environmental Specifications
Specification | Value Per VBOB |
---|---|
3.5” in height (2U) x 17.5” in width x 20.5” in length (8.9 cm height [2U] x 44.4 cm width x 52 cm length) [Length includes rear BNCs] | |
Weight ( Installed) | 36 lb (16.4 kg) maximum |
Any, with 4 in. (10.2 cm) clearance at back | |
50 dBA approximate | |
+41 to +95 °F (+5 to +35 °C) | |
18 °F (10 °C) per hour (maximum) | |
10,000 ft (3,048 m) MSL (maximum) | |
10% to 85%, noncondensing
| |
30G, 3ms (vertical) 15G, 3ms (horizontal) | |
0.25G, 5-500-5Hz, @1 oct/min |