Appendix A Troubleshooting

Error Messages

Table A-5 System Error and Recovery Messages (continued)

LED Type

LED Color

Message

 

 

 

PS1, PS2,

Amber

Error:

LED on

 

%PS-3-DCOUTPUTVOLTFAIL: System detected Power System # DC FAIL condition.

power

 

 

Explanation:

supply rear

 

panel

 

The cable connected to the specified DC power supply (1 or 2) is loose, or the DC power

 

 

 

 

supply has failed.

 

 

Recovery:

 

 

1.

Check the power supply LEDs to identify the faulty unit.

 

 

2.

Power down the faulty power supply and circuit breaker.

 

 

3.

Check that cables are seated properly and terminal blocks are wired correctly.

 

 

4.

Power up the circuit breaker and the power supply.

 

 

5.

If the error condition persists, replace the power supply. (For Cisco 3745 routers, see the

 

 

 

Installing Field-Replaceable Units in Cisco 3745 Routers hardware configuration note.

 

 

 

For Cisco 3725 routers, see the Installing Universal DC Power Supplies in Cisco 3725

 

 

 

Routers hardware configuration note that shipped with the new power supply.)

 

 

When the error condition is resolved, the following informational message appears:

 

 

%PS-3-DCOUTPUTVOLTOK: Power System DC condition is now normal.

 

 

 

PS1, PS2,

Amber

Error:

LED on

 

%PS-3-INPUTVOLTFAIL: System detected Power System # AC FAIL condition.

power

 

 

Explanation:

supply rear

 

panel

 

The cable connected to the specified AC power supply (1 or 2) is loose, or the AC power supply

 

 

 

 

has failed.

 

 

Recovery:

 

 

1.

Check the power supply LEDs to identify the faulty unit.

 

 

2.

Power down the faulty power supply.

 

 

3.

Check that the power cables are seated properly.

 

 

4.

Power up the power supply.

 

 

5.

If the error condition persists, replace the power supply. (For Cisco 3745 routers, see the

 

 

 

Installing Field-Replaceable Units in Cisco 3745 Routers hardware configuration note.

 

 

 

For Cisco 3725 routers, see the Installing AC Power Supplies in Cisco 3725 Routers

 

 

 

hardware configuration note that shipped with the new power supply.)

 

 

When the error condition is resolved, the following informational message appears:

 

 

%PS-3-INPUTVOLTOK: Power System AC condition is now normal.

 

 

 

 

Cisco 3700 Series Routers Hardware Installation Guide

 

A-10

OL-2180-08

 

 

 

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Cisco Systems 3700 Series manual PS1, PS2 Amber Error LED on

3700 Series specifications

Cisco Systems 3700 Series routers are a pivotal part of Cisco's portfolio, designed for medium to large enterprises aiming to deliver secure and efficient networking capabilities. Introduced as a versatile solution, these routers provide a comprehensive blend of performance, scalability, and investment protection.

One of the standout features of the Cisco 3700 Series is its modular architecture, allowing organizations to customize their router according to specific needs. This modularity supports various modules for different functions, including voice, data, and video, making the 3700 Series an ideal choice for converged networking environments. Administrators can enhance functionality through an array of WAN and voice interface cards that adapt as the organization's needs evolve.

The 3700 Series is built on Cisco's IOS (Internetwork Operating System), ensuring robust and high-quality performance. It supports advanced routing protocols including EIGRP, OSPF, and BGP, facilitating efficient data transmission across diverse environments. This versatility helps organizations implement sophisticated multi-site connectivity and enables reliable performance in complex network scenarios.

Security is a paramount concern in modern networking, and the Cisco 3700 Series delivers with features such as integrated firewall services, VPN support, and intrusion detection capabilities. These security measures protect sensitive data and ensure secure communication between remote sites—critical in today’s cyber landscape.

Another key characteristic of the 3700 Series is its support for Quality of Service (QoS), which prioritizes time-sensitive traffic such as voice and video. By ensuring that critical applications receive the bandwidth they require, organizations can maintain the quality of service that their users expect.

Moreover, the Cisco 3700 Series is designed with redundancy in mind. Features like dual power supplies and hot-swappable fan trays enhance reliability and uptime, which are crucial for mission-critical applications.

Furthermore, energy efficiency is an increasingly important consideration in network design. The Cisco 3700 Series adheres to modern energy standards, helping reduce the overall carbon footprint while supporting high-performance capabilities.

In summary, the Cisco Systems 3700 Series routers stand out for their modularity, advanced routing capabilities, robust security features, and energy efficiency, making them an optimal choice for enterprises that not only need performance but also flexibility and reliability in their networking solutions. As businesses continue to evolve and adapt, the Cisco 3700 Series is a dependable partner in their connectivity journey, ensuring they can meet current demands while preparing for future challenges.