NEC Express 5800/140Rb-4, Service Manual

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Multiple Power Cords
WARNING
To avoid electrical shock, disconnect all AC power cords before accessing
inside the system.
Earth Grounded Socket-Outlets
WARNING
To avoid electrical shock, the system power cord(s) must be plugged into
socket-outlet(s) that is provided with a suitable earth ground. The system
will be provided with the following marking:
Connect only to properly earthed socket outlet.
Apparaten skall anslutas till jordat uttag när den ansluts till ett nätverk.
Before You Remove the Access Cover
WARNING
To avoid personal injury or property damage, the following safety
instructions apply whenever accessing inside the product:
•
Turn off all peripheral devices connected to this product.
•
Turn off the system by pressing the power button on the front of the product.
•
Disconnect the AC power by unplugging all AC power cords from the
system or wall outlet.
•
Disconnect all cables and telecommunication lines that are connected to the
system.
•
Retain all screws or other fasteners when removing access cover(s). Upon
completion of accessing inside the product, refasten access cover with
original screws or fasteners.
•
Do not access inside power supply. There are no serviceable parts in the
power supply. Return to manufacturer for servicing.
Power Supply Modules
CAUTION
Power supply modules have double-pole/neutral fusing.
Important Safety Information 7