3Com CS/2500 Installation Manual

Contents

Entering the Monitor C-3If an error occurs while the server is running its software, the serverautomatically accesses the monitor. At this point, 3Com or your networksupplier may ask you to perform a memory dump. For information onmemory dumps, refer to “Memory Dump Procedures” on page 6-5.Using the HardwareInterrupt SwitchYou can use this method of accessing the monitor even if the serverbecomes nonfunctional.CAUTION: Do not press the hardware interrupt switch while the SelfTest LED is on. Doing so can corrupt memory or firmwareconfigurations. This LED can take up to a minute to go out.Using a nonconductive object such as a plastic stylus, press the hardwareinterrupt switch. The hardware interrupt switch is located on the server’sleft side (viewed from the front of the server) close to the rear, as shownin Figure 1-2 on page 1-4. The switch is recessed into a round hole toprotect it from being pressed unintentionally.WARNING: Use only a nonconductive object such as a plastic stylus topress the hardware interrupt switch. Do not use the tip of a pencil.Graphite particles can cause electrical shock to the operator and candamage components on the server’s circuit boards.The following message appears:3Com Corporation CS/2000 Series Monitor>If you are pressing the hardware interrupt switch because the server hasbecome nonfunctional, enter the following command:kEntering this command performs a soft reset, which resets the monitor’sstack and internal variables and the Ethernet and serial controllers. Atthis point, 3Com or your network supplier may ask you to perform amemory dump. For information on memory dumps, refer to “MemoryDump Procedures” on page 6-5.CS2500BookFile : Monitor Page 3 Thursday, December 11, 1997 10:44 AM