BE QUIET! DARK POWER PRO 12, User Manual

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4. INSTALLING YOUR NEW POWER SUPPLY
Caution: Please read „Safety instructions“ before you begin the installation.
Note: You will need a screwdriver to fit the power supply in your PC. Only use the screws provided.
If applicable, first remove your old power supply.
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Therefore, carefully disconnect your PC from any power sources.
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Disconnect all plugs from the motherboard and all other components and then pull out the power supply
carefully�
Fitting your new be quiet! Dark Power Pro 12 power supply:
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Place the new power supply in the space provided in the PC case and connect to the rear panel using the
four screws provided� Do not use excessive force�
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Plug the 20/24 pin connector into the socket provided on the motherboard. If you have a 24 pin connection,
place the remaining 4 pins in the correct position before you plug the connector into the socket� If you have
a motherboard with a 20 pin connector, fold the additional 4 pins to one side�
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Now plug the 12V-P4 or P8 connector into the socket provided on the motherboard.
Overclocking Key
The Overclocking Key groups the individual 12V-rails to a single 12V-rail.
You can enable the overclocking function permanently by setting the jumper provided directly at the power
supply� Or you can enable the overclocking function by pressing the switch on the slot cover provided as
needed� The overclocking key is connected to the power supply using the connector labeled accordingly�
When you switch on the overclocking function at the slot, a LED lights on the slot cover switch�
Important: Only press the “Overclocking Key” when the power supply is switched off!
Only connect the overclocking key or the jumper provided, to the Overclocking Key connector on the power
supply! Do not connect any other device – such as a fan – to this connector! To ensure trouble-free system
operations, you should disable the overclocking key if you do not need this function�
5. SAFETY FUNCTIONS
This be quiet! power supply features the following safety functions, designed to protect the power supply and
connected components against damage� If one of these safeguards is triggered, the system will usually reboot
or power off. In this case, you should immediately check your PC for errors. If you would like to learn more
about the safety functions, please check out the “Technical data” section of your be quiet! power supply at
www�bequiet�com�
6. FREQUENT PROBLEMS AND TROUBLESHOOTING
Problem: The selected voltages (via BIOS/UEFI) are to low/high
If you check the power supply voltages via the BIOS/UEFI on the motherboard or the operating system, note
that they may be displayed incorrectly� This typically results from imprecise measurements by motherboard
and does not necessarily imply a genuine problem�
Problem: After installing a new graphics card, the PC will not power on, or it crashes frequently.
You have installed a new higher performance graphics card in your system and now your PC fails to boot, or it
crashes immediately with minimal workload� The power supply is inadequately dimensioned for your graphics
card. Before making a purchase, please refer to our PSU calculator tool on www.bequiet.com. The tool will help
you to find the right be quiet! power supply from our range of products.
Important note:
If the problems persist, please contact our customer service department� Check our website www�bequiet�
com for business hours and detailed information�
OCP (Over current protection) SCP (Short circuit safeguard)
UVP (Undervoltage protection) OTP (Temperature safeguard)
OVP (Overvoltage protection) OPP (overload protection)