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Hardware Installation Guide for the Cisco 4451-X Integrated Services Router
OL-27644-01
Chapter 1 Overview of the Cisco 4451-X Integrated Services Router
Hardware Features
Removable and Interchangeable Modules and Cards
Table 1-2 on page 1-15 summarizes the type of removable modules and cards that can be installed in the
router to provide specific capabilities. Service Modules (SMs), Network Interface Modules (NIMs) and
E-Series Server Modules, fit into external slots and can be removed or replaced without opening the
chassis.
External Slots
• Network Interface Modules, page 1-15
• Cisco UCS E-Series Server Modules, page 1-15
• Solid State Drives, page 1-15
POE PSU
(not
supported
in Cisco
IOS XE
3.8)
Power Over
Ethernet
Power
Supply Unit
1 and 2
Status
Green PSU is on and providing power. Bezel side
Amber PSU is on but with errors or in a failure condition.
Off PSU is off.
POE
Boost
(not
supported
in Cisco
IOS XE
3.8)
Power Over
Ethernet
Boost Mode
Green Two PoE Power Supplies are installed and operating
in boost mode.
Bezel side
Off This can mean one of the following:
• No PoE PSU installed
• One PoE PSU installed
• Two PoE PSUs installed and operating in
redundant mode.
GE POE Internal POE
Daughter
Card Status
Green PSU installed and providing power Bezel side
Amber PSU installed but in a failure condition.
Off PSU is off.
PWR System
Power
Green System power is on and functioning correctly. Bezel side
Green
blinking
System power is in the process of shutting down.
Amber System power is up, but low level initialization
failed.
Amber
blinking:
System power is up, but the system failed to come
out of reset.
Off System power is off.
AC OK AC power
status
Green AC power is on. On each
power
supply
unit
Off AC power is off.
Table 1-1 LED Indicators on the Cisco ISR 4451-X (continued)
LED Represents Color Description Location