Cabletron Systems ZX-250 사용자 설명서

4-32   SmartCell ZX-250 User Guide

Performing Hardware Maintenance

  Switch Administration

If a system failure occurs while the core dump feature is enabled, the SmartCell ZX-250 console appears similar to the 
example below. The SmartCell ZX-250 then begins sending images of its memory to the core dump files on the TFTP 
server.

Illegal access. Bus Error.

IP: e0103288    PFP: e04be080

r0(pfp): e04be040         r1(sp): e04be0c0        r2(rip): e00dd7dc

r3     : 00000000         r4    : e00f8f0c        r5     : e0409f10

r6     : 00000003         r7    : e00f8f0c        r8     : e0409f40

r9     : 00000003         r10   : 00000030        r11    : e00f8f0f

r12    : 00000008         r13   : 00000001        r14    : e00d22f0

r15    : 00000008

d2000000:  Core Dump

Common DRAM dumped to /tftpboot/bobr/core_cmn

CPU DRAM dumped to /tftpboot/bobr/core_cpu

ffffffff ffffffff ffffffff ffffffff   *................*

d2000010:  ffffffff ffffffff ffffffff ffffffff   *................*

d2000020:  ffffffff ffffffff ffffffff ffffffff   *................*

d2000030:  ffffffff ffffffff ffffffff ffffffff   *................*

d2000040:  ffffffff ffffffff ffffffff ffffffff   *................*

d2000050:  ffffffff ffffffff ffffffff ffffffff   *................*

d2000060:  ffffffff ffffffff ffffffff ffffffff   *................*

d2000070:  ffffffff ffffffff ffffffff ffffffff   *................*

d2000080:  ffffffff ffffffff ffffffff ffffffff   *................*

d2000090:  ffff

SmartCell ZX Start-up Code

Cabletron Systems Inc.

Copy the information displayed on the console and send it to your Cabletron customer support representative along 
with the core dump files.

4.9

PERFORMING HARDWARE MAINTENANCE

This section gives generic instructions about how to access all user upgradable and replaceable components in the 
SmartCell ZX-250 ATM switch.

4.9.1

Required Tools

U

Number 1 Phillips head screw driver

U

Small flat-blade screw driver

U

Medium flat-blade screw driver

U

Cabletron-approved ESD grounding device (such as a wrist strap)

4.9.2

Internal Components

Figure 4-5 is a diagram of the internal components common to the SmartCell ZX-250 family of switches. The five 
major components of the ZX-250 are 

U

CPU board

U

Main Switch Module

U

I/O modules (at least two)