Chapter 1 Overview of Cisco 2600 Series Routers
Reading the Front-Panel LEDs
Table 1-2 Cisco 2600 Series Routers with 1-RU Chassis Height—Front-Panel LED Descriptions
LED | Description (continued) |
RPS | Off—No RPS1 is attached. |
| On—RPS is attached and operational. |
| Blinking—RPS is attached, but has a failure. |
| |
ACTIVITY | Off—In the Cisco IOS software, but no network activity. |
Blink (500 ms ON, 500 ms OFF)—In ROMMON, no errors.
Blink (500 ms ON, 500 ms OFF, 2 seconds between codes)—In
ROMMON, error detected.
Blink (less than 500 ms)—In the Cisco IOS software, the blink rate reflects the level of activity.
1. RPS = Redundant Power System
Figure 1-4 Cisco 2691—Front-Panel LEDs |
PWR | SYS | ACT |
| RPS | |
| | 72100 |
Table 1-3 Cisco 2691—Front-Panel LED Descriptions
LED | Description |
| |
PWR | On—Power is applied to the router. |
| |
SYS/RPS | Rapid blinking—System is booting |
| Slow blinking—System error |
| On—System okay |
| |
ACTIVITY | Off—No system activity |
| Blinking—System activity |
| |
Cisco 2600 Series Routers Hardware Installation Guide
