EPAC300-M50 SERIES USER’S MANUAL
AUGUST 2005 PAGE 3 OF 46
SECTION 1
TABLE OF CONTENTS
SECTION TITLE
PAGE
1 TABLE OF CONTENTS------------------------------------------------------------ 3
2 CONTROLLER OVERVIEW ------------------------------------------------------ 6
3 CONTROLLER LAYOUT ---------------------------------------------------------- 9
3.1 Housing ------------------------------------------------------------------------------- 9
3.2 Microprocessor---------------------------------------------------------------------- 9
3.3 Carrying Handle--------------------------------------------------------------------- 9
3.4 Communications-------------------------------------------------------------------- 9
3.4.1 NEMA Port 1 SDLC----------------------------------------------------------------- 9
3.4.2 NEMA Port 2 EIA-232 -------------------------------------------------------------- 9
3.4.2.1 NEMA Port 2 Connection to Laptop, PDA or Printer-------------------- 9
3.4.2.2 C50 Port for Downloading Software ------------------------------------------ 10
3.4.2.3 NEMA Port 2 Cabling -------------------------------------------------------------- 11
3.4.3 NEMA Port 3 Internal FSK Modem -------------------------------------------- 11
3.4.3.1 Phone Line Connection----------------------------------------------------------- 11
3.4.3.2 Two and Four Wire Operation -------------------------------------------------- 11
3.4.3.3 Anti-Streaming----------------------------------------------------------------------- 11
3.4.4 External EIA-232 Modem or Converter Box-------------------------------- 12
3.4.5 Infrared Port-------------------------------------------------------------------------- 12
3.4.6 Ethernet -------------------------------------------------------------------------------- 13
3.5 D Option Connector---------------------------------------------------------------- 13
3.6 Memory System--------------------------------------------------------------------- 13
3.6.1 Flash Memory Drive---------------------------------------------------------------- 13
3.6.2 Dynamic Random Access Memory (DRAM) ------------------------------- 13
3.6.3 Static Random Access Memory (SRAM) ------------------------------------ 14
3.6.4 Memory System Operation and Precautions------------------------------ 14
3.6.4.1 Power Fail Restart------------------------------------------------------------------ 14
3.6.4.2 Normal Memory Operation ------------------------------------------------------ 14
3.6.4.3 Memory Precautions--------------------------------------------------------------- 14
3.7 Removable Front Panel----------------------------------------------------------- 15
3.7.1 Mechanical ---------------------------------------------------------------------------- 15
3.7.2 Contrast Adjustment -------------------------------------------------------------- 15
3.7.3 Backlight ------------------------------------------------------------------------------ 16
3.7.4 Other Front Panel Devices------------------------------------------------------- 16
3.8 Power Supply ------------------------------------------------------------------------ 16
3.9 Expansion ----------------------------------------------------------------------------- 17
3.9.1 Data Key and Communications Expansion ------------------------------- 17
3.9.1.1 Data Key Option--------------------------------------------------------------------- 18
3.9.1.2 (2) RS-232 Ports Option ---------------------------------------------------------- 18
3.9.1.3 Fiber Optic Option------------------------------------------------------------------ 18
3.9.2 Standard Computer Boards (Future) ---------------------------------------- 18