Dell Force10 S60 Series Manuel - Page 23

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Dell Force10 S60 Series Manuel
Figure 4-2. DC Power Supply
PSU0
Power supply 0 (PSU0) is on the left side of the system; power supply 1 (PSU1) is on the right side of the
system.

Install an AC or DC Power Supply

The PSUs in the S60 system are field replaceable. When both PSUs are up and running, you can remove
one PSU without interrupting traffic.
The PSUs are in a single piece with the fans. You can replace the fan filters individually (in the reverse
[-R] systems), but replacing a PSU also replaces the fans attached to that PSU. For the procedure to
replace only the fan filters, refer to
WARNING: Prevent exposure and contact with hazardous voltages. Do not attempt to operate this system
with the safety cover removed.
CAUTION: Remove the power cable from the PSU prior to removing the PSU. Also, do not connect power to
the PSU prior to inserting the PSU in the system.
NOTE: For a Network Equipment Building System (NEBS)-compliant installation, to protect the AC power
supplies from damage due to excessive power line surges, the AC power connections must use a Surge
Protection Device (SPD).
NOTE: To comply with the GR-1089 Lightning Criteria for Equipment Interfacing with AC Power Ports, use an
external SPD at the AC input of the router.
NOTE: You must isolate the DC power return conductor from the chassis or frame when you make
connections to the PSU.
To install a PSU, follow these steps:
NOTE: The PSU module slides into the slot smoothly. Do not force a module into a slot as this may damage
the PSU or the S60 system.
Step
Task
Take the PSU out of the shipping box.
1
For DC PSUs, remove the small plastic cover over the DC connectors. Do not throw the cover away; you will
2
replace it when you complete the installation.
Use the grab handle to slide the PSU into the power supply bay.
3
Tighten the securing screw at the top of the PSU.
4
Attach the power cables.
5
Securing Screw
Grab Handle
Chapter 5, Fans and
Filters.
Fans and Filters
PSU1
DC Power Connector
Power Switch
Power Supplies
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