Bull NovaScale T840, Руководство пользователя

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User Guide
15
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Power Supply and Cables
Power Supply
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The DC push-button on/off switch on the front panel does not turn off the system
AC power. +5vdc is present on the system board whenever the AC power cords are
connected between the system and an AC outlet. Before doing the procedures in
this manual, make sure that your system is powered off and unplug the AC power
cords from the back of the chassis. Failure to disconnect power before opening
your system can result in personal injury and equipment damage.
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Under no circumstances should the user attempt to disassemble the power supply.
The power supply has no user-replaceable parts. Inside the power supply are haz-
ardous voltages that can cause serious personal injury. A defective power supply
must be returned to your dealer.
Cables
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In the U.S.A. and Canada, the power cord must be a UL-listed detachable power
cord (in Canada, CSA-certified), type ST or SJT, 16 AWG, 3-conductor, provided
with a moulded-on NEMA type 5-15 P plug cap at one end and a moulded-on cord
connector body at the other end. The cord length must not exceed 9 feet (2.7
meters).
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Outside the U.S.A. and Canada, the plug must be rated for 250 VAC, 10 amp
minimum, and must display an international agency approval marking. The cord
must be suitable for use in the end-user country. Consult your dealer or the local
electrical authorities if you are unsure of the type of power cord to use in your
country. The voltage change occurs via a switch in the power supply.
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The detachable power supply cords are intended to serve as the disconnect devices.
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For PLUGGABLE EQUIPMENT, the socket-outlet shall be installed near the
equipment and shall be easily accessible.
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This equipment has a 3-wire, grounded power cords. To prevent electrical hazards,
do not remove or defeat the ground prong on the power cords. Replace a power
cord if it gets damaged. Contact your dealer for an exact replacement.
Batteries
Lithium batteries can be dangerous. Improper handling of lithium batteries may result
in an explosion. Dispose of lithium batteries as required by local ordinance. Also
see
“Product Disposal” on page 16
Chassis Cover Removal and Replacement
When servicing your system, make sure to replace the chassis cover and secure it with
the screws before plugging in the power cable and turning it on. The chassis cover
ensures proper airflow and cooling.