3.2. MAINBOARD LAYOUT
BZ 1
SW
JP16
Adaptec
AIC-7890
JP17
SYS
IR
FAN
3.3. QUICK REFERENCE FOR JUMPERS & CONNECTORS
t
I/O Ports Connector
USB
USB port.
Ultra SCSI
Ultra SCSI port.
Ultra Wide SCSI
Ultra Wide SCSI port.
Ultra II SCSI
Ultra II SCSI port.
IDE1
For Primary IDE port.
IDE2
For Secondary IDE port.
PS/2
For PS/2 Keyboard/Mouse port.
Floppy
For Floppy port.
COM B
For Serial port2 (COM B){Support Modem Ring on}.
COM A
For Serial port1 (COM A).
LPT
For LPT port.
ATX PWR
For ATX Power Connector.
t
Slot 2
For Pentium
II / III XEON SLOT2 processor installed.
POW
RING PWR
FAN
ON
Backup
Main BIOS
BIOS
PIIX4
JP6
JP10
BAT
External ULTRA II
Internal ULTRA II
ULTRA WIDE
6GXU
ULTRA
×Figure 3.1Ø
3-2
Hardware Installation
COMA
COMB
CPU
PS/2
USB
FAN
LPT
JP2
JP3
INTEL
443GX
ATX PWR
IDE 2
IDE 1
Floppy