Hardware Specifications; Weight - HP FlexFabric 7900 Series Installation Manual

Figure 38 Rear view of the HP 7904 switch
(1) Power supply slots
(3) From top down: system status LED (SYS), ID LED,
fan status LED (FAN), reset button (RST), and LPU
status LED (SLOT)
(5) USB port
NOTE:
There are two power supply slots on the rear panel of the HP 7904 chassis. The switch comes with the
•
power supply slots empty. Filler panels are included in the accessory kit. You can install one or two
power supplies.
power supplies.
• There are two fan tray slots on the rear panel of the HP 7904 chassis. To ensure good heat dissipation,
you must install two fan trays of the same model.
installed with two front-to-back airflow fan trays (JG684A).
Figure 39 Left side the HP 7904 switch
(1) Primary grounding point

Hardware specifications

Weight

The total weight of the switch is less than 40 kg (88.18 lb), indicating the weight of the switch when the
switch is fully configured with LPUs, power supplies, fan trays, and transceiver modules.
Figure 38 shows the rear view of an HP 7904 switch installed with two PSR1800-56A
(2) From top down: console port and management
Ethernet port
(4) Fan tray slots
Figure 38 shows the rear view of an HP 7904 switch
(2) Auxiliary grounding point
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