3Com Switch 4050 And 4060 - Rear View Detail; Expansion Module Slot; Replaceable Power Supplies (Psus) - 3Com 3C17709 Getting Started Manual

18 C 1: I
HAPTER NTRODUCING THE
3Com Switch 4050
and 4060 Rear
—
View Detail
Expansion Module
Slot
Replaceable Power
Supplies (PSUs)
3C S 4050
OM WITCH
LED Color
Temperature
Red flashing
Off
* The PSU LEDs are visible on the front of the Switch and are marked '1' for PSU 1 (bottom) and
'2' for PSU 2 (top).
Figure 3 3Com Switch 4050/4060 — rear view
You can use this slot to install an Expansion Module. Contact your
supplier for further information.
WARNING: When an Expansion Module is not installed, ensure the
blanking plate is fitted by tightening all screws with a suitable tool.
The 3Com Switch 4050 and 4060 has a bay for two internal power
supplies. Contact your supplier for further information. For information
on installation and removal, please refer to the documentation that
accompanies the replacement PSU.
The 3Com Switch 4050 and 4060 support the 3Com AC power supply
unit (3C17718).
4060
AND
Indicates
The Switch and/or the PSUs are above critical
temperature and may shut down.
The Switch and the PSUs are below critical
temperature.