User`s manual
AIMB-740/741 User’s Manual 4
• Floppy disk drive interface: Supports up to two floppy disk drives,
5¼" (360 KB and 1.2 MB) and/or 3½" (720 KB, 1.44 MB). BIOS
enabled/disabled
1.3.2 Memory
• RAM: Up to 2GB in two 184-pin DIMM sockets. Supports DDR200/
266 SDRAM (AIMB-740 supports DDR333).
• ECC: AIMB-740: not supported, AIMB-741: supported
1.3.3 Input/Output
• PCI Bus: 5 PCI slots, 32-bit, 33MHz. PCI 2.2 compliant
• EISA Bus: 2 slots with PCI-to-ISA controller IT8888
• Enhanced parallel port: Configurable to LPT1, LPT2, LPT3, or dis-
abled. Standard DB-25 female connector provided. Supports EPP/SPP/
ECP
• Serial ports: Two RS-232 ports with 16C550 UARTs (or compatible)
with 16-byte FIFO buffer. Supports speeds up to 115.2 Kbps. Ports can
be individually configured to COM1, COM2 or disabled
• Keyboard and PS/2 mouse connector: Two 6-pin mini-DIN connec-
tor are located on the mounting bracket for easy connection to a key-
board and PS/2 mouse.
• USB port: Supports up to six USB 2.0 and transmission rate up to
480Mbps. (Six USB ports are available in AIMB-740/741)
1.3.4 VGA interface
• Interface:
• AIMB-740: Chipset integrated VGA controller, shared system memory
8 to 64 MB; AIMB-740 do not support AGP
• AIMB-741: AGP 4X slot, 1.5V only
1.3.5 Ethernet LAN
• Supports single/dual 10/100Base-T networking (or optional single/
dual10/100/1000Base-T Ethernet networking)
• Chipset: Intel® 82562 and 82551 chipset for 10/100Base-T LAN or
single/dual Intel 82541 chipset for GbE LAN
1.3.6 Industrial features
• Watchdog timer: Can generate a system reset or IRQ11. The watchdog
timer is programmable, with each unit equal to one second or one
minute (255 levels).
1.3.7 Mechanical and environmental specifications