Chapter 5 Troubleshooting the System Hardware

Symptoms and Solutions

Table 5-20lists and describes the power supply LED error codes.

Table 5-20

Power Supply Error LEDs

 

 

 

 

 

 

 

AC Good LED

 

DC Good LED

Description

Cause and Action

 

 

 

 

 

Off

 

Off

No power to system or AC

1. Check AC power to the

 

 

 

problem.

system.

 

 

 

 

2. Disconnect the ribbon cable

 

 

 

 

from connector J25 on the

 

 

 

 

system board. If the AC power

 

 

 

 

LED comes on, see the

 

 

 

 

“Undetermined Problems”

 

 

 

 

section on page 5-25.

 

 

 

 

3. Check the power supply.

 

 

 

 

 

On

 

Off

Standby mode or DC

1. Check the system board cable

 

 

 

problem.

connectors J4 and J10. Move

 

 

 

 

switch 7 of SW1 to bypass

 

 

 

 

power control. If the DC good

 

 

 

 

LED is on, press

 

 

 

 

Ctrl+Alt+Delete. Watch the

 

 

 

 

console for any POST errors.

 

 

 

 

Check the system error log for

 

 

 

 

any listed problems. If the

 

 

 

 

system starts with no errors,

 

 

 

 

your service technician should

 

 

 

 

reseat or replace the following

 

 

 

 

items:

 

 

 

 

a.

Power switch assembly

 

 

 

 

b.

System board

 

 

 

 

 

 

 

 

Cisco Wide Area Application Engine 7326 Hardware Installation Guide

 

 

 

 

 

 

OL-6831-02

 

 

5-51

 

 

 

Page 139
Image 139
Cisco Systems 7326 manual AC Good LED DC Good LED Description Cause and Action, Ctrl+Alt+Delete. Watch

7326 specifications

Cisco Systems 7326 is a powerful networking appliance designed to meet the demands of modern network environments. As part of Cisco's robust series of routers, the 7326 features a variety of capabilities that cater to both enterprises and service providers.

One of the standout features of the Cisco 7326 is its ability to seamlessly integrate into existing network infrastructures. It supports various routing protocols, including OSPF, EIGRP, and BGP, enabling efficient routing and management of data traffic. This flexibility allows organizations to maintain reliable connectivity across complex networks.

The Cisco 7326 is built on Cisco’s IOS XR operating system, renowned for its scalability and resilience. This operating system ensures that the router can handle increasing data loads seamlessly, making it suitable for high-traffic environments. Additionally, the IOS XR provides advanced features such as in-service software upgrades, which minimizes downtime during maintenance and enhancements.

In terms of hardware specifications, the Cisco 7326 offers multiple port configurations, including Ethernet and fiber options, allowing for extensive connectivity possibilities. It also supports high-speed interfaces, ensuring fast data transfer rates essential for bandwidth-intensive applications. The router's modular design means that organizations can easily add or upgrade components, providing a future-proof solution that can grow with their needs.

Security is a critical focus for Cisco, and the 7326 is no exception. With integrated security features like Advanced Malware Protection and secure access protocols, organizations can safeguard their networks against emerging threats. The router also supports VPNs and other encryption technologies, reinforcing data security during transmission.

The Cisco 7326 is optimized for cloud-based applications and services, making it an excellent fit for enterprises embracing digital transformation. Its ability to support software-defined networking (SDN) solutions allows organizations to dynamically manage their network resources, improving efficiency and responsiveness to changing business requirements.

Overall, the Cisco 7326 router exemplifies a blend of performance, security, and scalability, making it a vital component for organizations aiming to maintain a competitive edge in an increasingly digital landscape. With its advanced features and technologies, the Cisco 7326 is well-equipped to handle the challenges of modern networking needs.