Troubleshooting guide

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Do not touch the Switch directly if you have a metal allergy.
• The Switch is coated with zinc, nickel, gold, and other elements. Do not touch the Switch
directly if you have an allergic reaction to these metallic elements. Doing so might cause
eczema or skin irritation.
Avoid looking directly at laser beams.
• The Switch uses laser beams that are colorless and transparent, and invisible to the eye.
Never look directly into the optical transceiver. AX3830S-44X4QW is classified as a 1
M-class laser product, and the other switches are class 1-laser products.
Do not touch the SFP-T and SFP-T(T) during operation and just after
operation stops.
• During operation (when a link is established), the temperature of the SFP-T and SFP-T(T)
can rise to 65C. Do not touch the device while it is operating or just after it stops. Doing
so could result in burns.
• When you remove the SFP-T or SFP-T(T), use the following procedure. Failure to do so
could result in burns.
1. To remove the device when the Switch is turned on, execute the
inactivate command,
and then wait five minutes before removing the device.
2. To remove the device after turning off the Switch, turn off the Switch, wait five minutes,
and then remove the device.
• The following label is attached to the SFP-T and SFP-T(T).
Do not install the Switch in a dusty or humid location.
• Do not install the Switch in a dusty or humid location. Doing so could result in fire or
electric shock.