3Com CS/2500 Installation Manual

Contents

Operating Problems 6-32 If you are booting from a network, make sure that your network isoperational and that the communications server is configured to use thenetwork boot source.3 When you are prompted to enter the monitor, enter N to retry the bootsequence.4 If the problem happens again, enter Y to access the monitor.5 At the > prompt, enter bt to boot from diskette (use the originalsoftware distribution diskette rather than your working diskette), or pressthe reset switch.If the boot succeeds and your boot source is a diskette, make a new copyof your software distribution diskette using the procedure in “Copyingand Formatting Diskettes” on page 3-4. Otherwise, refer to Chapter 4,“Configuration,” to check the configuration of the Initial Boot Sourceparameter.6 If the problem persists, contact 3Com or your network supplier.Operating Problems This section lists problems the CS/2500 series server can experiencewhile it is running multiprotocol communications server software.These problems are indicated by abnormal behavior of front-panelLEDs or by error messages on the console.The Self Test LED flashes continually or the Boot State LED remainson during software operation.Meaning: A flashing Self Test LED indicates a software failure. Alighted Boot State LED indicates a hardware failure.Action: In either event, take the following action:1 Reset the server by pressing the reset switch.2 If the problem persists, perform the following steps:a Using a nonconductive object such as a plastic stylus, press thehardware interrupt switch.The hardware interrupt switch is located on the server’s left side(viewed from the front of the server) close to the front, as shown inCS2500BookFile : Troubleshooting Page 3 Thursday, December 11, 1997 10:44 AM