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Secondary
Slave (4th)
Primary
Master (1st)
Primary
Slave (2nd)
Secondary
Master (3rd)
Pin 1
Pin 1
7.JP28 Keyboard/Mouse Wake-up
6. JP23 FSB/PCI Clock Ratio
8. Connecting IDE and Floppy Cable
9. Connecting Front Panel Cable
The JP23 is used to specify the relationship of PCI and FSB clock. Generally speaking, if
you are not overclockers, we recommend set the jumper at the default setting.
Connect 34-pin floppy cable and 40-pin, 80-wire IDE cable to floppy connector FDC and
IDE connector. Be careful of the pin1 orientation. Wrong orientation may cause system
damage.
Pin 1
IDE2 (Secondary)
Pin 1
IDE1 (Primary)
FDD Connector
IDE Connector
1
Speaker
IDE LED
+
+
+
SPWR
+
ACPI &
Power LED
Reset
1
SPWR
GND
ACPILED-
GND
ACPILED
NC
NC
GND
RESET
GND
NC
NC
+5V
IDE LED
IDE LED
+5V
+5V
GND
NC
SPEAKER
Attach the power LED, speaker, and reset switch
connectors to the corresponding pins. If you enable
“Suspend Mode” item in BIOS Setup, the ACPI &
Power LED will keep flashing while the system is in
suspend mode.
Locate the power switch cable from your ATX
housing. It is 2-pin female connector from the
housing front panel. Plug this connector to the
soft-power switch connector marked
SPWR
.
1
FSB=133MHz
1
FSB=100MHz
1
FSB=66MHz
1
Auto Detect
(Default)
Warning:
VIA Apollo
Pro 133T chipset
supports maximum
133MHz FSB and
66MHz AGP clock,
higher clock setting
may cause serious
system damage.
This motherboard provides Keyboard/Mouse wake-up function. You can use the JP28 to
enable or disable this function.
Pin 1
Disable
(Default)
Enable
1
1
IDE RAID
Connector
IDE RAID 2 (Secondary)
IDE RAID 1 (Primary)
Pin 1