USER GUIDE
ATX 450 and ATX 550
Watt Power Supplies
NS-PCW4508/NS-PCW4508-C/NS-PCW5508/NS-PCW5508-C
Before using your new product, please read these instructions to prevent any damage.
Contents
Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
Safety information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
Power supply components and features. . . . . . . . . . . . . . . . . . . . . . . . . . .3
Package contents. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .3
Connector types . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Installing the power supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
Troubleshooting. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
Legal notices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
ONE-YEAR LIMITED WARRANTY . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
Safety regulations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Important safety instructions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
450 Watt Power Supply. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
550 Watt Power Supply. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
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ATX 450 and ATX 550 Watt Power Supplies
AC power
jack
Cooling fan Ventilation
grating
On /Off
switch
Introduction
Congratulations on your choice of this Insignia
NS-PCW4508/NS-PCW5508 power supply. Please
read this manual carefully and follow the
instructions before installing the power supply.
This is an advanced power supply with excellent
acoustic and thermal performance and intelligent
thermal fan control technology that makes it
virtually silent. The power supply provides perfect
protection for your system and comes equipped
with two +12V rails that can handle a maximum
load of 18A for additional system reliability.
Safety information
Safety regulations
The power supply meets safety guidelines and
regulations for UL, cUL, and FCC.
Important safety instructions
• Do not place your system near a radiator or other
heat source.
• Do not place your system close to a source of
strong magnetic fields.
• Do not place your system in a moist or dusty
environment, or in an area subject to strong
vibration.
• Do not place your system in direct sunlight.
• Your computer must operate at a stable AC input
voltage.
• Do not open the cover on the power supply case.
Dangerous voltages are present inside the cover.
Your warranty is void if the cover is removed.
• Never operate the device with wet or moist
hands.
• Never place items in the openings or fan of the
power supply.
• Make sure that the power cord is plugged into a
powered electrical outlet.
• Make sure that the power cord is plugged into the
power supply.
• Make sure that you connect your power supply
properly. Check your motherboard and graphic
card manuals for compatibility before connecting
the power supply to any of your devices.
Note: If the power supply does not work correctly, contact our
service center immediately at (800) 305-2204.
Power supply components
and features
Power supply features include:
• The PSU complies with the newest Intel standard
ATX 1 2V
• Supports Intel and AMD dual-core and multi-core
processors
• High-performance components designed for
better reliability
• Dual +12V outputs for higher power capacity
• One 4+4 pin +12V CPU connector for high-end
CPUs
• Two 6+2 pin PCI Express connector for high-end
video cards
• 120 mm low-noise cooling fan
• 20+4 pin DC cables are mesh-sleeved and are
21.65 in. (55 cm) long.
• High reliability, including built-in protection
c i rc ui t O VP, OL P, S CP, an d l i n e in pu t f us e
protection
Power supply components include:
Package contents
• 450-Watt or 550-Watt ATX Power Supply
•AC power cord
•User Guide
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