Chapter 5 Troubleshooting the System Hardware

 

 

 

 

Power-On Self Test (POST)

 

Table 5-11

POST Diagnostic Front Panel LEDs and Beep Codes (continued)

 

 

 

 

 

 

Activity

 

Beeps

Possible Cause

Recommended Action

 

 

 

 

 

Red Power LED flashes

7

System board failure (ROM

Contact Cisco TAC.

seven times, once every

 

detected failure prior to

 

 

second, followed by a

 

video).

 

 

2-second pause. Beeps stop

 

 

 

 

after fifth iteration but LEDs

 

 

 

 

continue until problem is

 

 

 

 

solved.

 

 

 

 

 

 

 

 

 

 

Red Power LED flashes

8

Invalid ROM based on bad

Contact Cisco TAC.

eight times, once every

 

checksum.

 

 

second, followed by a

 

 

 

 

2-second pause. Beeps stop

 

 

 

 

after fifth iteration but LEDs

 

 

 

 

continue until problem is

 

 

 

 

solved.

 

 

 

 

 

 

 

 

 

 

Red Power LED flashes nine

9

System powers on but is

Contact Cisco TAC.

times, once every second,

 

unable to boot.

 

 

followed by a 2-second

 

 

 

 

pause. Beeps stop after fifth

 

 

 

 

iteration but LEDs continue

 

 

 

 

until problem is solved.

 

 

 

 

 

 

 

 

 

 

 

 

Cisco Wide Area Virtualization Engine 274 and 474 Hardware Installation Guide

 

 

 

 

 

 

OL-17739-01

 

 

5-19

 

 

 

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Image 71
Cisco Systems 274, 474 manual Post Diagnostic Front Panel LEDs and Beep Codes