Ultra 440BX ATX Mainboard
INSTALLATION
3-7
(I)
CN9 : IDE 1 Connectors
(Secondary ATA/33 IDE Port: 170H, IRQ 15)
(J) CN10: IDE 2 Connectors
(Primary ATA/33 IDE Port: 1F0H, IRQ 14)
There are two IDE cables come with the mainboard. Since IDE1 and IDE2
supports the ATA/33 mode. Please use the 40-conductor cable to connect the IDE
devices.
CN9: IDE 1
CN10: IDE 2
DIMM3
BIOS
DIMM2
DIMM1
+
(K) CN11: SB-LINK Connector
(For PCI bus sound cards. such as Creative™ Labs EMU8008 sound chip)
DIMM3
BIOS
DIMM2
DIMM1
+
CN 11
SB-LINK
2
4
6
1
3
5
Pin assignment of
SB-LINK Connector:
1
2
Pin # Signal name
Pin # Signal name
?
?
1
GNT#
2
Ground
?
3
Key
4
REQ#
?
?
5
Ground
6
SERIRQ
5
6
