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007-4653-001
12: InfinitePerformance Graphics Components
Rear Panel Components
The V-brick has the following rear-panel components (see Figure 12-3):
•
PWR (power) connector.
This connector connects the V-brick to a power bay, which
provides 12-VDC and 48-VDC power to the V-brick.
•
Power switch.
Move the power switch to the
1
position to power on the
L1 controller within the V-brick, and to the
0
position to power off the L1 controller.
•
48-VDC and 12-VDC LEDs.
The power switch must be in the ON (
1
) position for
these LEDs to be on. The 12-VDC LED illuminates green when the L1 controller is
powered on. The 48-VDC LED illuminates green when the rest of the V-brick
internal components are powered on.
•
XIO slots.
The four XIO slots can seat one or two V12 VPro graphics board. Slots 1
and 2 seat one graphics board and slots 3 and 4 can seat the other graphics board. If
the V-brick contains only one graphics board, the board resides in slots 1 and 2. Slots
3 and 4 are covered with blanking plates.
Warning:
To avoid personal injury or damage to your system, only qualified SGI
system support engineers (SSEs) can install and replace V12 VPro graphics
boards.
•
XIO 10 and XIO 11 connectors.
Each connector can connect the V-brick to one IP53
node board. When the V-brick contains two V12 VPro graphics boards, the both XIO
connectors must connect to IP53 node boards.
•
XIO connector LEDs.
Each connector has two LEDs, as follows:
–
The yellow LED illuminates to indicate that both the V-brick and the IP53 node
board to which it is connected are powered on.
–
The green LED illuminates when a link has been established between the
V-brick and the IP53 node board to which it is connected.
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