vii Table of Contents
Contents
Chapter 1 Overview .......................................................... 2
1.1 Introduction ....................................................................... 2
1.2 Hardware Specifications ................................................... 5
1.3 Safety Precautions ............................................................. 7
1.4 Chassis Dimensions........................................................... 8
Figure 1.1:Chassis Dimensions ...................................... 8
1.5 Packing List....................................................................... 8
Chapter 2 Hardware Functionality ............................... 10
2.1 Overview ......................................................................... 10
Figure 2.1:UNO-4683 Front Panel .............................. 10
Figure 2.2:UNO-4683 Rear Panel ............................... 10
2.2 LED Indicators ................................................................ 11
2.2.1 System Status Indicators .............................................. 11
Table 2.1:Definition of System Status Indicators ........ 11
2.2.2 LAN Status Indicators ................................................. 12
Table 2.2:Definition of LAN Status Indicators ........... 12
2.2.3 Serial Communication Status Indicators ..................... 13
Table 2.3:Definition of Serial COM Status Indicators 13
2.2.4 Indicators for Expansion Slots ..................................... 13
2.3 Power Input ..................................................................... 14
Table 2.4:AC/DC Power Input .................................... 14
Table 2.5:AC/DC Power Input Function Introduction 14
2.3.1 Specification of the Relay ............................................ 15
2.3.2 Wiring Diagram of the Relay ....................................... 15
Figure 2.3: Event Relay Connection ............................ 15
2.4 RS-232/422/485 Interface (COM1, COM2) ................... 16
2.4.1 OXuPCI952 UARTs with 128 bytes FIFO .................. 16
2.4.2 RS-422/485 Detection .................................................. 16
2.4.3 Automatic Data Flow Control Function for RS-485 ... 16
2.4.4 Terminal Resistor (SW6,SW8) .................................... 17
Table 2.6:Jumper setting of terminal resistor .............. 17
Table 2.7:Mapping table of Jumper/DIP for COM port ..
17
2.4.5 RS-232/422/485 Selection ........................................... 18
Figure 2.4:RS-422/485 Jumper Setting ....................... 18
Figure 2.5:RS-232 Jumper Setting ............................... 18
2.4.6 RS-485 Auto Flow & RS-422 Master/Slave Modes .... 19
Table 2.8:SW3 DIP Setting ......................................... 19
2.4.7 Redundant RS-422 Matter ........................................... 19
Table 2.9:Mapping table of switches for COM port .... 19
2.5 LAN: Ethernet Connector ............................................... 20
2.6 USB Ports........................................................................ 20
2.7 DVI-I Display.................................................................. 20
2.8 Battery Backup SRAM.................................................... 21
