Mainboard D2778 English - 33
Fujitsu Technology Solutions 33
Installing the Power Supply
There are two power connectors on this motherboard:
● 24-pin PWR1 power connector
● 8-pin PWR2 power connector
The D2778 is powered via a split plane power supply unit (PSU) using three +12 V rails providing
500 W continuous power and five +12 V lines providing 700 W continuous power. Three rails are
intended for use with the system board and two for use with peripherals (hard disk, display adapter).
The power supply has:
● one 24-pin molex-type connector for the baseboard (P1)
● one 8-pin molex-type connector for the processor power (P17)
● four 6-pin connectors for graphic adapters (P12, P13, P15, P16)
● two 8-pin connectors for graphic adapters (P11, P14)
● several HDD-, floppy- and SATA power connectors
!
You must unplug the power supply before plugging in the power cables to motherboard
connectors.