Service Manual Chapter4. Control Electronics
© 2016
Nautilus Hyosung Inc.
All Rights Reserved.
4-15
Optional Main Board
Introduction
► Specifications
CPU Intel Pentium-4/Celeron/Celeron-D
FSB
400MHz
BIOS Award 4MB Firmware-Hub Flash Memory
Chipset Intel 852GM and ICH-4
System memory Two DDR 266 SDRAM sockets support up to 2GB
IDE interface Support up to two enhanced IDE devices
FDD interface Support up to two FDDs
Serial ports Two Serial ports (8xRS232)
Parallel port One parallel port, supports SPP/EPP/ECP Modes
Keyboard/Mouse connector PS/2 type keyboard and mouse
Watchdog timer software programmable
USB 2.0 Support up to 6 ports
Video output Support Dual Independent display (CRT + DVI only)
Ethernet Single 10/100Mbps Realtek RTL8100C
Audio
AC’97 ALC65