Troubleshooting guide

Safety - 1
Safety Information
Using AX2200S, AX1250S, and AX1240S series switches correctly and safely
 This manual provides important information intended to ensure safe use of AX2200S,
AX1250S, and AX1240S series switches. Please read this manual completely before
using the Switches.
 Keep this manual handy after reading it, so that it is available for later reference.
 Operate the Switch according to the instructions and procedures provided in this
manual.
 Heed all warnings and cautions regarding the Switch in this guide. Failure to do so
could result in injury or damage to the Switch.
Before using the Switch
 Caution indications
These indications are intended to ensure safe and correct use of the Switch and to
prevent serious injury, and equipment and property damage. Caution information in
this manual and on the Switch is preceded by the indications shown below. Make
sure you fully understand the meaning of the indications before continuing with the
main body of this manual.
Ignoring instructions preceded by this indication and using the Switch incorrectly could
result in death or serious injury to yourself and others.
Ignoring instructions preceded by this indication and using the Switch incorrectly could
result in serious injury to yourself and others.
Ignoring instructions preceded by this indication and using the Switch incorrectly could
result in serious damage to the Switch or nearby property.
Information preceded by this indication is supplementary information that, if ignored, will not
result in physical injury or serious damage to the Switch.
Unauthorized operations
 Do not attempt to perform any operations that are not described in this guide.
In the event of a Switch problem, turn off the power, unplug the power cable, and
contact maintenance personnel.
Using common sense
The warnings and cautions provided on the Switch and in this guide have been selected
after careful consideration.
Nevertheless, there is always the possibility of the unexpected occurring. Therefore, while
using a Switch, stay alert and use common sense in addition to all following instructions.