· LPX form factor system board.
· Micronics' X30 chipset with an on-chip external level 2
cache controller.
· One VL slot built onto the system board. Slot will accommodate
a riser card which supports up to one VESA and four ISA peripheral
cards.
· On-board VESA Local bus video adapter, using the 64-bit
ATI mach64 graphics accelerator with 1MB of VRAM (2MB optional).
· On-board 16-bit sound controller.
· On-board feature connectors accept:
· 14,400 Fax modem module (optional)
· Ethernet network adapter module (optional)
· 3.3V and 4.0V power modules for low voltage CPU's
· Accepts up to 256K of external cache.
· On-board Local bus IDE controller.
· Floppy controller (supports 2.88MB, 1.44MB, 1.2MB, 720K,
and 360K floppy drive).
· Two high speed 16550 compatible serial ports.
· Bi-directional parallel port which is EPP and ECP compatible.
· Battery-backed real-time clock.
· Supports the following processors in the CPU ZIF socket:
· 486SX2, 50MHz
· 486DX, 33MHz
· 486DX2, 50 or 66MHz
· 486DX4, 75 or 100 MHz
· Cyrix DX2/80 or DX/40
· AMD DX40, DX2/80, or DX4/100
CPU Voltage
CPU Manufacture(s) Voltage 486SX Intel, AMD 5.0V 486DX Intel, AMD 5.0V 486DX2 Intel 5.0V 486DX2 AMD 3.3V or 5.0V 486SL-series Intel 5.0V Write-Back Enhanced Intel 5.0V 486DX2 486DX4 Intel, AMD 3.3V Pentium Overdrive Intel 5.0V Cyrix 486DX/DX2 Cyrix 5.0V Cyrix 486DX2V-80 Cyrix 4.0V
Jumper Settings:
CPU W22 W23 W30 W31 W32 W33 W34
486SX 2-3 1-2 2-3 2-3 2-3 open open
486DX/DX2 2-3 1-2 1-2 2-3 2-3 open open
486SL-series 2-3 1-2 1-2 2-3 2-3 open open
3-4
Intel 1-2 1-2 1-2 2-3 1-2 close 1-2
Write-Back 3-4
Enhanced
486DX2
486DX4 2-3 1-2 1-2 2-3 2-3 open open
3-4
Pentium 1-2 1-2 1-2 2-3 1-2 open open
Overdrive 3-4
AMD 486DX/DX2 2-3 1-2 1-2 2-3 2-3 open open
3-4
AMD DXL4 2-3 1-2 1-2 open 2-3 open 2-3
3-4
Cyrix 1-2 2-3 1-2 1-2 2-3 open 1-2
486DX/DX2 3-4
CPU W35 W38 W40 W41 W43 W44 W45
486SX open 3-4 4-5 3-4 1-2 open open
486DX/DX2 open 3-4 4-5 3-4 1-2 open open
486SL-series 1-2 3-4 4-5 3-4 1-2 open open
Intel 2-3 3-4 4-5 1-2 1-2 open open
Write-Back 3-4
Enhanced
486DX2
486DX4 open 3-4 4-5 3-4 1-2 open open
Pentium open 2-3 1-2 3-4 1-2 open open
Overdrive
AMD 486DX/DX2 open 1-2 4-5 open 1-2 close 1-2
3-4
AMD DXL4 open 1-2 4-5 open 1-2 close open
3-4
Cyrix open 3-4 2-3 2-3 2-3 open open
486DX/DX2
Note: If you are using a 3.3V or 4.0V processor, you will need
to install a special Power Module.
CPU Speed
Jumper 25Mhz 33Mhz (default) 40Mhz W26 open open close W27 open close open
External Cache
Jumper Function Setting
W39 128K 1-2 & 3-4
256K 2-3 & 4-5
W42 128K open
256K close
IDE Controller
Jumper Function Setting
W28 Enable 1-2
Disable 2-3
I/O Controller
Jumper Function Setting
W11 Enable open
Disable close
Game Port
Jumper Function Setting
W2 Enable close
Disable open
Parallel Port IRQ Selection
Jumper Function Setting
W5 IRQ7 1-2
IRQ5 2-3
ECP/EPP Mode DMA Selection
Jumper none DMA1 DMA3
(default)
W6 open 1-2 2-3
W10 open 1-2 2-3
Video Selection
Jumper Function Setting
W1 Color close
Mono open
VGA Controller Selection
Jumper Function Setting
W14 On-board Enable open
Disable close
Enabling the VGA Feature Connector
Jumper Function Setting
W15 Enable open
Disable close
On-Board Sound Controller
Jumper Function Setting
W4 Enable open
Disable close
Sound Controller Address Selection
Jumper Function Setting
W3 Address 240 1-2
Address 220 2-3
Sound Controller IRQ Selection
Jumper Function Setting
W7 IRQ5 (default) 1-2
IRQ9 2-3
Sound Controller DRQ Selection
Jumper DRQ0 DRQ1 DRQ3 None W8 1-2 2-3 1-2 2-3 W9 2-3 1-2 1-2 2-3
Buzzer Selection
Jumper Function Setting
W20 Enable close
Disable open
BIOS Operation Selection
Jumper Function Setting
W18 Write protected open
(default)
Programmable closed
CMOS Reset Jumper
Jumper Function Setting
W25 Normal (default) 1-2
Reset CMOS 2-3
Reserved Jumpers
Jumper Function Setting
W13 Reserved 1-2
W17 Reserved open
W19 Reserved 1-2 & 3-4
W21 Standard 5V DRAM open
Micron 12V DRAM close
W29 Reserved 2-3
Case and Peripheral Connections
Jumper Function Setting
J15 VL IDE Connector Primary
J16 ISA IDE Connector Secondary
J17 Floppy Connector
J2 VGA Connector
J12 Parallel Port Can be disabled in
Connector CMOS
J5 Serial Port (Com1) Can be disabled in
CMOS
J7 Serial Port (Com2) Can be disabled in
CMOS
J1 Game Port
J4 PS/2 Keyboard
J3 PS/2 Mouse
J10 LAN Connector Contact Micronics to order
J11 Modem Connector Contact Micronics to order
J14 & J18 Power Supply Connectors
SPKR Speaker Sound Controller
Line Out Line Level Output Sound Controller
Line In Line Level Input Sound Controller
MIC In Microphone Input Sound Controller
J8 Audio Connector Connect to CD-ROM
J20 Speaker Connector 1-Speaker; 2-N/C;
3-Ground; 4-5V DC
J22 Turbo LED 1-5V DC; 2-Ground
J23 Turbo Switch
J24 Reset
W36 HD LED
J19 Keylock/ Power LED 1-Power; 2-N/C;
3-Ground; 4-5V DC
J21 Power Module Cnnector