7. Product Description
VRack 4U – User's Guide (prelim. version V0.99)
7.2.
Rear Side
Depending on the VRack 4U platform configuration ordered, the rear panel will have the external interfaces of the
installed motherboard, any additional interfaces (costumer-specific), the power supply unit and the air exhaust
openings.
The positioning and number of the VRack 4U platform interfaces may vary depending on the system
configuration ordered.
1
11
2
8
3
4
9
5
10
7
6
Fig. 12: Rear side of a VRack 4U platform (shown as VRack DZ77-A; the expansion cards are as example only)
1
AC power supply unit (PSU)
2
Power supply fan
3
AC input connector
4
“On/Off” switch of the power supply unit
5
External interfaces of the motherboard
6
Free expansion card slots
7
Slot brackets of installed expansion cards (not
included in the standard configuration)
8
Air exhaust openings
9
Cut-outs for optional (customer-specific) interfaces routed to
the rear panel (9-pin D-SUB type connector)
10
Circular cut-out for optional (customer-specific) on board
interface routed to the rear panel
11
3x mounting bolt to fix the cover on the rear side to the device
chassis
7.2.1.
Power Supply
The power supply (Fig. 12, pos. 1) is located on the rear side of the VRack 4U platform.
The power supply version and the corresponding nominal voltage range can be found on the type label on the right side of
the system.
20
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