NEC IP8800/S2400 Series, Troubleshooting Manual

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Safety Guide [IP8800/S3600] [IP8800/S2400]
xlvii
off the power switches on all power supplies mounted on the device.
■ Do not touch the device directly if you have metal allergies.
• This device is coated with metals including zinc, nickel, and gold. If you have allergies to them, do not touch
the device directly to prevent getting dermatitis.
■ Be careful of the laser beams.
• The device uses the laser beams, which is invisible, clear and colorless. Do not peep in the optical
transceiver directly.
■ Do not touch a working (including immediately after stopping) SFP-T.
• A working (establishing a link) SFT-P can have up to 65
°
C/140
°
F in temperature. Do not touch it when
working or immediately after stopping to prevent getting burned.
• To remove an SFP-T, follow the following procedures. Otherwise, you may get burned.
• To remove an SFP-T without turning off the device, shut down the SFP slot, and remove the SFP-T five minutes later.
• To remove an SFP-T from the device turned off, power off the switch of the device, and remove the SFP-T five
minutes later.
• An SFP-T has the following label attached.
■ Do not install the device in a humid or dusty environment
• Do not install the device in a humid or dusty environment. Fire disasters or electric shock may be caused.
• Moving the device from a cold place to a warm place may form condensation on the surface or inside of
the device. If the device is operated immediately, a fire or electric shock can be caused. Thus, in this case,
leave the device as it is for several hours before starting operation.
■ Do not touch the inside of the device.
• Do not put your hand inadvertently inside the device. Mechanical parts may cause personal injury.
Caution. Hot! (all sides)