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S7503E
Figure 1-5 shows the front panel of the S7503E.
Figure 1-5
Front panel of the S7503E
(1)
(3)
(4)
(5)
(2)
(3)
(1) Fan tray
(2) Jack for ESD-preventive wrist strap
(3) Power modules
(4) LPUs (in slot 2 to slot 4)
(5) SRPUs (in slot 0 and slot 1)
All the modules of the S7503E are hot swappable.
z
The S7503E has five horizontal slots. SRPUs are inserted into the upper two slots (see callout 5 in
Figure 1-5). SRPUs are required and support active-standby switchover. Different LPUs are
inserted into the other three slots (see callout 4 in Figure 1-5).
z
The fan tray is installed on the right side of the chassis (see callout 1 in Figure 1-5).
z
The two power modules, which sit in the lower part of the chassis (see callout 3 in Figure 1-5),
provide 1+1 redundancy backup and support dual power supply inputs. You can select either AC
power supply or DC power supply.
S7506E-S
Figure 1-6 shows the front panel of the S7506E-S.