Installation Manual
H3C S9500 Series Routing Switches
Chapter 1 Product Overview
1-2
Note:
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Two switching and routing processor units (SRPUs) can be installed on the S9500
series to support active-standby switchover.
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Two power supply units (PSUs) can be installed on the S9500 series to provide
hot-standby 1+1 redundancy.
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The S9500 series support PoE and an external PoE power supply is optional.
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Boards, fan tray, and AC/DC PSUs are hot-swappable.
1.2.1 Chassis and Slots
I. S9505
(1) SRPU slots
(2) LPU slots
(3) Cable management bracket
(4) PSUs
(5) PoE power entry module
(6) Fan tray
Figure 1-1
Front view of the S9505
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The S9505 chassis provides seven slots in its board area: The top two
accommodate SRPUs, which can operate in 1+1 redundancy mode; the remaining
five accommodate LPUs/service boards.
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At the bottom of the chassis is the power area that contains one PoE entry module
and two PSUs. The two PSUs are hot-swappable; they can operate in 1+1
redundancy mode. The switch supports both AC and DC power inputs. So you can
select AC or DC PSUs as needed.