Intel MB884 User Manual
Page 18
INSTALLATIONS
14
MB884 User’s Manual
ATX1: ATX Power Supply Connector
Signal Name
Pin #
Pin #
Signal Name
3.3V 13
1 3.3V
-12V 14
2 3.3V
Ground 15
3 Ground
PS-ON 16
4 +5V
Ground 17
5 Ground
Ground 18
6 +5V
Ground 19
7 Ground
-5V 20
8
Power
good
+5V 21
9 5VSB
+5V 22
10 +12V
+5V 23
11 +12V
Ground 24
12 +3.3V
ATX1 is a 24-pin ATX power supply connector.
ATX_12V: ATX 12V Power Connector
This connector supplies the CPU operation voltage
Pin #
Signal Name
1 Ground
2 Ground
3 +12V
4 +12V
DIMM1: Channel A DDR Socket
DIMM1 is the first-channel DDR socket.
DIMM2: Channel B DDR Socket
DIMM2 is the second-channel DDR socket.
PCIE_1: External PCI Express (x16) Graphics Card Slot
PCIE_2: PCI Express (x1) Slot
PCI1, PCI2: PCI Slots
PCIE_1: PCI Express (x16) Slot