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Micro ATX MotherBoards
MB840
Intel® Pentium® 4-based 845GV Micro ATX Industrial Motherboard


(Click to enlarge)
Features
Specifications
Ordering Information
Datasheet
FEATURES

  • Supports Pentium® 4 / Celeron® processors
  • Up to 3.06GHz, 400MHz/533MHz FSB
  • 2x DDR DIMM, Max. 2GB
  • Realtek 8100BL 10/100BaseT LAN
  • Integrated VGA for CRT, shared memory
  • Watchdog timer, 4x USB 2.0
  • 3x PCI slots
MB840 SPECIFICATIONS


CPU Socket
Socket 478

CPU
Intel® Pentium® 4 processor, 1.7GHz~3.06GHz+
Hyper-Threading supported

Chipset
Intel® 845GV chipset

Processor Side Bus Frequency
533MHz (133MHz x4)/400MHz (100MHz x4)

L2 Cache
128K/256K/512K, CPU integrated

BIOS
Award BIOS, ACPI supported

System Memory
Two DDR slots
Support up to 2GB PC200/266/333 DDR SDRAM

VGA
Intel® 845GV chipset integrated, AGP 4X

LAN
Realtek 8100BL LAN Controller (10/100Mb)
Audio
ICH4 integrated audio with AC97 Codec ALC650

LPC I/O
Winbond 83627HF supports IrDA x 1, Parallel x 1, COM1,
COM2 (RS232), FDC up to 2.88MB (3 Mode support),
hardware monitoring

IDE Interface
Built in ICH4; Two enhanced IDE supports 4 IDE devices
including UDMA33/66/100, PIO mode 4 and bus master

FDD Interface
Supports up to two floppy disk drives: 3.5" and/or 5.25"
drives; 3 Mode support


Parallel Port
One parallel port supports SPP/EPP/ECP

Serial Ports
RS-232 x2

Watchdog Timer
Generates system reset; 256 levels

Hardware Monitoring
Built in Winbond W83627HF; monitors system/CPU temperature and voltage status

USB
USB 2.0 compliant
Supports 4 USB ports

IrDA
Pin header

Keyboard and Mouse Connector
PS/2 type keyboard and mouse connectors

Expansion Slots
1 AGP (MB840F only), 3 PCI

Power Connector
ATX 12V power connector

Form Factor
Micro ATX motherboard

Dimensions
244mm x 244mm (9.5" x 9.5")

Power Consumption
Intel® Pentium® 4 processor 2.4GHz (512KB, 0.13u) w/ 256MB DDR Memory
+5V: 0.69A; +12V: 4.95A
2.2 GHz Intel® Celeron® processor (128KB, 0.13u) w/ 256MB DDR Memory
+5V: 0.61A; +12V: 5.15A

ENVIRONMENTAL FACTORS

Operating Temperature

0°C~60°C (32°F~140°F)

Storage Temperature

-20°C~80°C (-4°F~176°F)

Relative Humidity

10%~90% (non-condensing)

 

ORDERING INFORMATION

MB840-R Socket 478 845GV ATX motherboard w/ VGA and 10/100 LAN

 
 
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