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T E C H N I C A L A D V A N TA G E S
ATX12V VERSION 2.2:
With the Straight Power series, be quiet! offers a power supply that corresponds to the latest ATX 12V specifications.
It offers separate 12V circuits that have an advantageous effect on the dependable function of the system. The
350, 400, 450 and 500W models dispose of two separate 12V circuits and the 550, 600, 650 and 700W models
dispose of four separate 12V circuits.
PCI EXPRESS CONNECTORS:
The power supplys from the Straight Power series dispose of up to two 6 or 8 pin connectors that are necessary for
the usage of PCI express graphic cards. In its basic form, every connector is a 6 pole connector that can be conver-
ted into an 8 pole connector by adding two additional pins.
20/24 PIN MAINBOARD CONNECTORS:
With an expandable main connector that features from 20 to 24 pins, the Straight Power series is also downward
compatible with all current specifications. The following standards are supported:
• ATX Specification V2.2 and older
• BTX V1.0a
SERIAL ATA (SATA) CONNECTORS:
Power supplys from the Straight Power series are equipped with a sufficient amount of SATA connectors. The 350 -
500W models dispose of up to 4 SATA electrical connectors and the 500 - 700W models dispose of 8 SATA electrical
connectors.
ELECTROMAGNETIC COMPATIBILITY (EMC):
be quiet! power supplies use a special alloying that reduces interferences much more effectively than other power
supplies can.
3 . 1 . C O M P AT I B I L I T Y
The be quiet! power supplys featured Straight Power series are compatible with current popular power supplys and
mainboard specifications such as:
- Intel ATX12V Power Supply Design Guide Version 2.2 (as well as downwards compatible for V 2.01 / V 2.0)
- ATX System Design Guide Version 2.2 and Version 2.1
- BTX Version 1.0a
- E-ATX Server Dual Mainboards via 8-Pin Connector
- EPS12V Version 2.92
4 . I N S TA L L AT I O N O F Y O U R N E W P O W E R S U P P LY
Please read the point „Warnings and safety notes" before you begin the installation.
Remarks: To install the power supply in your PC, you will require a screwdriver. Only use the screws delivered with
the adapter because they have the provide the correct thread
You must first remove you old power supply. For this, proceed as follows:
1. Separate your PC from all available sources of electricity and carefully remove all cables attached to the PC.
2. Open the PC case and if necessary, observe the manufacturer instructions.
3. Remove all connectors from the mainboard and all additional components such as FDD, HDD or optical drives.
Please make sure that no connectors from the old power supply are connected to a component.
4. Now unscrew the screws on the backside of the power supply and carefully remove them. When doing this,
make sure that no cables get caught on components and thus, become damaged.
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