Installation Guide for Cisco 1000 Series Integrated Services Router

Installation Guide for Cisco 1000 Series Integrated Services Router

Brand: Cisco

Category: Networking

Document Type: Installation Guide

Language: EN

Uploaded: Sept. 12, 2025, 4:26 a.m.

Manual Publish Date: 2020-02-11

  • Overview of Cisco 1000 Series Integrated Services Routers: High-performance devices running Cisco IOS XE Software, easy to deploy and manage, combining internet access, comprehensive security, and wireless services (LTE Advanced 3.0, Wireless WAN, Wireless LAN). They are multi-core, branch routers suitable for small to midsize businesses and enterprise branches.
  • Chassis Views: Provides front and back panel views of various C1100 Series ISR models, detailing the location of power and signal interfaces, status indicators, and identification labels.
  • LED Indicators: Summarizes the LED indicators on the bezel and chassis, explaining their colors, functions, and control sources for status monitoring.
  • Install and Upgrade Internal Modules and Field Replaceable Units: Guides on accessing, replacing, and installing internal modules and field-replaceable units, including LTE pluggable modules and Small Form Pluggable (SFP) modules.
  • ROM Monitor Overview: Explains the ROMMON bootloader, its functions in initializing hardware, manually booting Cisco IOS XE images, and accessing the ROMMON CLI for tasks like configuration register management and password recovery.
  • Supplier Declaration of Conformity: Details compliance with FCC, Industry Canada, and other regional regulations regarding radio frequency emissions, interference, and RF exposure.

Troubleshooting and error codes

Port LED Color Description Control Source
Cisco Logo Blue Illuminated Cisco logo. Indicates router power is good. Bezel side
STATUS (System Status) Green and Amber Steady Green - System operates normally.
Off—System is not out of reset or BIOS image is not loadable.
Blinking Amber—BIOS/Rommon is booting.
Steady Amber—BIOS/Rommon has completed booting, and the system is at the Rommon prompt or booting the platform software.		 Bezel side. All models.
VPN OK Green Off—No tunnel.
Steady On—At least one tunnel is up.		 Bezel side
LTE RSSI/Mode Green and Amber No LEDs On—No Service
1 LED On— RSSI is under -100dBm.
2 LEDs On— Low RSSI, -99dbm <> -90dBm.
3 LEDs On— Medium RSSI -89dBm > -70dBm.
4 LEDs On—High RSSI, > -69dBm.
Green— LTE
Amber—3G		 Bezel Side
GPS Green Off: GPS not configured
On: GPS configured
Blink: GPS Acquiring		 Bezel Side
WLAN Green, Red, and Amber Green— Normal operating condition with at least one wireless client association.
Red—Ethernet link is not operational or Ethernet failure.
Amber—Software upgrade is in progress.		 Bezel side
Ethernet Switch GE LAN Ports, Non-PoE Green Off— No link
Steady On—link
Blink— TXD/RXD data		 I/O side
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