User manual

Chapter 1 Product Introduction
- 4 - EC3-1813CLD2NA(B)
Watchdog Function
 255 levels, programmable by minute or second;
 Supports watchdog timeout interrupt or reset system.
Operating System
 Supported OSs: WIN2000, WINXP, WIN7, Linux and WINCE;
On-board IO
 Four serial ports: COM1 is brought out in DB9 connector, supporting Modem
wake-up function; the remaining three are brought out in 2x5Pin headers;
COM2 supports RS-232/RS-422/RS-485 mode while the remaining three ports
only support RS-232 mode;
 One LPT connector, brought out in 2x13Pin header;
 One CF card connector;
 Two SATA connectors;
 One HD Audio connector, brought out in 2x5Pin header;
 Four USB2.0 ports, two of which are brought out in connectors directly while
the other two ports are brought out in 2x5Pin headers;
 One PS/2 connector, brought out in 2-in-1 connector;
 One 8-bit digital IO connector, brought out in 2x5Pin header.
Tips: how to identify the alarms
1. Long “beep” indicates system memory error;
2. Short “beep” indicates to power on the computer.