Chapter 3

Troubleshooting

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Problem Solving

 

 

EEPROM format

version 4

 

 

 

 

 

 

 

 

 

 

EEPROM contents (hex):

 

 

 

 

 

 

 

 

 

 

0x00: 04 FF

CF 06 00

D0

2B

FE 66 E6 43 00 02 C1 8B 46

 

0x10: 4F 43

30

36

30

34

30

31

31

36

40

04

EA 41 02 00

 

0x20: 82 4A

0F

16

02

42

30

31

FF FF FF FF FF FF FF FF

 

0x30: FF FF

FF FF FF

FF FF FF FF FF FF FF FF FF FF FF

 

0x40: FF FF

FF FF FF

FF FF FF FF FF FF FF FF FF FF FF

 

0x50: FF FF

FF FF FF

FF FF FF FF FF FF FF FF FF FF FF

 

0x60: FF FF

FF FF FF

FF FF FF FF FF FF FF FF FF FF FF

 

0x70: FF FF

FF FF FF

FF FF FF FF FF FF FF FF FF FF FF

 

0x80: FF FF

FF FF FF

FF FF FF FF FF FF FF FF FF FF FF

 

0x90: FF FF

FF FF FF

FF FF FF FF FF FF FF FF FF FF FF

 

0xA0: FF FF

FF FF FF

FF FF FF FF FF FF FF FF FF FF FF

 

0xB0: FF FF

FF FF FF

FF FF FF FF FF FF FF FF FF FF FF

 

0xC0: FF FF

FF FF FF

FF FF FF FF FF FF FF FF FF FF FF

 

0xD0: FF FF

FF FF FF

FF FF FF FF FF FF FF FF FF FF FF

 

0xE0: FF FF

FF FF FF

FF FF FF FF FF FF FF FF FF FF FF

 

0xF0: FF FF

FF FF FF

FF FF FF FF FF FF FF FF FF FF FF

 

815#

 

 

 

 

 

 

 

 

 

 

 

 

 

Troubleshooting the Power System

 

 

 

 

 

 

 

 

 

 

If the router external power supply fails, you should return it to your Cisco

 

reseller. Table 3-3lists symptoms and possible causes of power problems.

Table 3-3

Troubleshooting the Power System

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Symptom

 

Possible Cause(s)

 

 

 

 

 

 

 

 

 

 

 

 

The router shuts down after being on

Make sure that the area in which the router is installed

a short time.

meets the environmental site requirements in Appendix A,

 

 

“Technical Specifications,” in this guide.

 

 

If the front panel PWR LED is not on, the power supply has

 

 

failed.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The router attempts to boot, but all

The power supply has failed.

 

 

 

 

 

 

LEDs remain off.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Cisco 815 Integrated Services Router Hardware Installation Guide

 

 

 

 

 

 

OL-9558-01

 

 

3-11

 

 

 

Page 61
Image 61
Cisco Systems 815 manual Troubleshooting the Power System