Instruction manual

Chapter 1 General Information 5
• Interrupt levels: 15
• Keyboard connector: A 6-pin mini DIN keyboard connector is located on
the mounting bracket for easy access. An on-board keyboard 5-pin header
connector is also available.
• PS/2 Mouse connector: Shared with keyboard connector.
• Bus speed: 8 MHz
• System performance: 325 MHz in 80486DX4-100 (Landmark V2.0)
• Max. power requirements: +5 V @ 2.5 A
• Power supply voltage: Single +5 V (4.75 V to 5.25 V)
• Operating temperature: 32 to 140
o
F (0 to 60
o
C); must use a cooling fan
when using a DX4-100 CPU or above
• Board size: 7.3" (L) x 4.8" (W) (185 mm x 122 mm)
• Board weight: 1.2 lbs (0.5 Kg)
• Green Function: Yes
• EMI: Pending
• MTBF: Pending