3Com 2226 PWR User Guide - Page 21

If you experience any problems operating the Switch, refer to, starting on, Troubleshooting,

Page 21 highlights

Table 5 Items to Check Item Verify That Cabling All external cabling connections are secure and that no cables are pulled taut Cooling fan Where possible, check that the cooling fan is operating by listening to the unit. The fan is fitted on the right side of the unit (when viewed from the front). If you experience any problems operating the Switch, refer to "Troubleshooting" starting on page 51. Performing Spot Checks 21

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Performing Spot Checks
21
Table 5
Items to Check
If you experience any problems operating the Switch,
refer to
Troubleshooting
starting on
page 51
.
Item
Verify That
Cabling
All external cabling connections are secure
and that no cables are pulled taut
Cooling fan
Where possible, check that the cooling fan
is operating by listening to the unit. The
fan is fitted on the right side of the unit
(when viewed from the front).