vii Table of Contents
Contents

Chapter 1 Overview ...........................................................2

1.1 Introduction ....................................................................... 2
1.2 Hardware Specifications ................................................... 3
1.3 Safety Precautions .............................................................5
1.4 Chassis Dimensions........................................................... 6
Figure 1.1:UNO-2173A Chassis Dimensions................. 6
Figure 1.2:UNO-2173AF Chassis Dimensions ..............7
1.5 Accessories ........................................................................8

Chapter 2 Hardware Functionality ................................10

2.1 Introduction ..................................................................... 10
Figure 2.1:Front panel of UNO-2173A/AF.................. 10
Figure 2.2:Rear panel of UNO-2173AF....................... 10
2.2 RS-232 Interface (COM1~COM2) ................................. 10
2.3 RS-422/485 Interface (UNO-2173AF)............................ 11
2.3.1 RS-422/485 Selection ................................................... 11
2.3.2 Automatic Data Flow Control Function for RS-485 .... 11
2.3.3 Termination Res istor (SW3)......................................... 12
Table 2.1:Terminal Resistor for COM3........................ 12
2.4 LAN: Ethernet Connector ..............................................12
2.5 Power Connector .............................................................12
2.6 PS/2 Keyboard and Mouse Connector ............................ 12
2.7 USB Connector ............................................................... 13
2.8 VGA Display Connector .................................................13
2.9 Battery Backup SRAM (Reserved) .................................13
2.9.1 Lithium Battery Specification....................................... 14
Figure 2.3:Lithium Battery Location........... .................14
2.10 Power Button / Power Management................................ 14
2.11 Reset Button ....................................................................15
2.12 HD Audio ( UNO-2173AF) ............................................ 15
2.13 PCI Express Mini Card Socket........................................ 15
2.14 LVDS (UNO-2173AF).................................................... 15

Chapter 3 Initial Setup.....................................................18

3.1 Inserting a CompactFlash Card .......................................18
3.2 Chassis Grounding .......................................................... 18
Figure 3.1:Chassis Grounding Connection................... 18
3.3 Connecting Power ...........................................................19
3.4 Installing a Hard Disk ..................................................... 19
3.5 Installing a Wireless LAN Card and Antenna................. 20
3.6 BIOS Setup...................................................................... 22