Intel DP45SG - Manual (Page 52)

Intel Desktop Board DP45SG Product Guide
52
Connecting Power Supply Cables
CAUTION
Failure to use an appropriate power supply and/or not connecting the 12 V (2 x 2 pin)
power connector to the Desktop Board may result in damage to the board or the
system may not function properly.
The 2 x 12 pin main power connector on the Desktop Board is backwards compatible
with ATX12V power supplies with 2 x 10 connectors. Use of the 1 x 4 power connector
is required with ATX12V power supplies when using PCI Express add-in cards that can
consume up to 75 W. Figure 26 shows the location of the power connectors.
Figure 26. Connecting Power Supply Cables
1. Observe the precautions in "Before You Begin" on page 25.
2. Connect the 12 V processor core voltage power supply cable to the 2 x 2 pin
connector.
3. Connect the 1 x 4 power supply cable to the 1 x 4 connector.
4. Connect the main power supply cable to the 2 x 12 pin connector.