IBM 243X user manual Problems Communicating With RF Network Devices, Solution

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Troubleshooting and Maintaining the Terminal

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Problems Communicating With RF Network Devices

If the 2435 is not communicating with other devices in the RF network, check these possible problems.

Problem

When you turn on the terminal after it was suspended for 10-15 minutes or longer, the terminal can no longer send or receive messages over the network.

The Network Connect icon is off. The 2435 is not communicating with the access point.

The Network Connect icon blinks on the terminal screen.

Solution

The host may have deactivated or lost your current terminal emulation session. In a TCP/IP direct connect network, you need to turn off the “Keep Alive” message (if possible) from the host so that the TCP session is maintained while a terminal is suspended.

Make sure the access point is turned on and operating. You may also be using the terminal out of range of an access point. Try moving closer to an access point to re-establish communications.

Make sure the Network Activate command is enabled. For help, see “Network Activate” in Chapter 6 of the 2400 Family system manual.

Make sure the 2435 is configured correctly for your network. In an OpenAir network, the domain and the security ID on the terminal must match the values set for all access points the terminal may communicate with. In an 802.11b network, the network name on the terminal must match the values set for all access points the terminal may communicate with. For help, see “Using RF Communications on the Terminal” in Chapter 3.

In a TCP/IP direct connect network, you cannot scan or enter data when the 2435 is not communicating with an access point or you may lose your TCP session.

If you are within range of an access point, the Network Activate command is enabled, and the Network Connect icon is still off, you may have a defective radio card. For help, contact your local Intermec service representative.

In a UDP Plus network, the terminal is communicating with an access point, but it is not connected to the DCS 30X. You may need to check the 2435 configuration or make sure the DCS 30X is running and that data collection is started.

The 2435 may be out of range of an access point or the access point may have recently been turned off. Make sure the access point is still turned on and the 2435 is with in range.

Each device in the network must have a valid IP address. The IP addresses set on the terminal must match the addresses configured on the DCS 30X or host. For help, see “Using RF Communications on the Terminal” in Chapter 3.

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Contents 243X Hand-Held Terminal Page Contents Configuring Drives and Memory on the Terminal How to Configure the TerminalConfiguring the Terminal With the Menu System Configuring the Terminal With the Clone ApplicationTroubleshooting a Locked Up Application Contents Using RF Communications on the TerminalHow to Use This Chapter Booting the TerminalPage Before You Begin Warranty Information Safety SummaryVii Trakker Antares 243X Hand-Held Terminal User’s Manual About This ManualViii Term Description Chapter SummaryConventions for Input From a Keypad or Keyboard Convention How to Interpret the ConventionConventions for Bar Codes Xii Convention DescriptionLearning About the Terminal Page What Are the Trakker Antares 243X Terminals? CGA-compatible screen Learning About the 243X’s FeaturesOptions for the Terminals Accessories for the Terminals Unpacking the Terminal Determining When the Battery Pack Is Low Using the Terminal’s Battery PackTo install the battery pack Charging the Battery PackInstalling the Battery Pack To charge the battery pack243XU005.eps Situation Using the KeypadManaging Battery Power Ways to Save Battery PowerFinding the Special Keys Typing the Characters Printed on the Keypad Using the Suspend/Resume KeyColor on Overlay To Type the Character Capitalizing All Characters Using the Modifier KeysUsing the International Keypads Using the TE 2000 Keypads To turn the backlight on and off Using the ScreenTo change the display contrast Protocol Status Icon Off Status Icon Blinks Learning About the Status IconsLearning About the Audio Signals Beep Sequence Situation Using the Terminal’s Serial PortPort COM Port Designation for Applications To scan a bar code label with the scanner Using the Terminal’s ScannerNancy 243X has two different connector module options Learning About the Connector ModulesConnecting an Input Device Connecting to a Serial Device or NetworkScanning Options Defining the Terminal’s Drives To use the 243X for the first time Using the Terminal for the First TimeLearning About the Terminal Page Configuring the Terminal Page About the Configurations How to Configure the TerminalTo access the Rakker Antares 2400 Menu System Configuring the Terminal With the Menu SystemTrakker Antares 2400 Menu System at a Glance Main Menu Configuration MenuFilling In Fields Accessing Online HelpSelecting Menus and Commands To access a help screenMarking Check Boxes Reader Command MenuTo enter Ascii characters for a preamble or postamble Entering Ascii Control CharactersCharacters Exiting Screens and Saving ChangesTask Exiting the Menu System Configuring the Terminal With the Clone Application Configuring the RAM Drive Configuring Drives and Memory on the TerminalTo clone configuration parameters and applications Configuring Flash Memory Page Operating the Terminal in a Network Page How the Terminals Fit Into Your Network 243X in a Wired NetworkTCP/IP 2435s in Multiple Subnetworks UDP Plus 2435s in Multiple Subnetworks TCP/IP 2435s Communicating Across Subnetworks UDP Plus Using Serial Communications on the TerminalBinary Protocol Choosing a Communications ProtocolConfigurable Protocol Master Polling Protocol Planning the Network Connection Using RF Communications on the TerminalConfiguring the Access Points Configuring the DCSOpenAir Radio Monitoring Network Communications About the Network ParametersTroubleshooting and Maintaining the Terminal Page Problem See This Section to Find a Solution How to Use This ChapterProblem Problems While Operating the TerminalSolution $+DC3 Problems While Operating the TerminalProblems While Configuring the Terminal Problems While Configuring the Terminal Problem PG command failed Configuration was not updated Problem Problems Communicating With RF Network Devices Problem Problems While Running Applications Problems Transmitting Data Through the DCS Problems Transmitting Data Through the Serial PortProblem Solution Problems Scanning Bar Code Labels Solution Booting the Terminal on Resume Booting the TerminalUsing the Boot Menu Troubleshooting a Locked Up ApplicationTo reset the terminal Resetting the TerminalTo clean the scanner window and terminal screen Cleaning the Scanner Window and Terminal ScreenSpecifications Page Electrical Specifications Physical and Environmental SpecificationsTerminal Dimensions Power SpecificationsApplication Options Temperature and Environmental SpecificationsScreen Keypad OptionsWired Data Communications Specifications802.11b Radio Specifications OpenAir Radio SpecificationsPin Assignments for COM1 Pin AssignmentsInput Devices and Cables Specifications a Pin Assignments for the Input Device ConnectorsPage Index Page Index CSymbols and NumbersTrakker Antares 243X Hand-Held Terminal User’s Manual Click, audio signals, 1-20 conventions, defined Trakker Antares 243X Hand-Held Terminal User’s Manual Index Trakker Antares 243X Hand-Held Terminal User’s Manual Terminal Emulation Programmer’s Guide

243X specifications

The IBM 243X is part of IBM's OBS (Office of Business Solutions) series, widely recognized for its robust performance and innovative technologies designed for enterprise-level data processing and management. This series is well-suited for organizations demanding reliability, scalability, and efficiency in their operations.

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In summary, the IBM 243X stands out with its robust processing capabilities, extensive memory and storage options, advanced security features, and flexibility for customization and scalability. These characteristics make it an invaluable tool for businesses seeking efficiency, reliability, and performance in their operations.