Cisco 12416 Installation And Configuration Manual page 175

Chapter 4 System Startup and Basic Configuration
Step 4
Table 4-1 RP Alphanumeric LED Display Sequence Examples
1
LED Display Meaning
MROM The MBus microcode begins to execute; nnnn is the microcode
nnnn version number. For example, microcode Version 1.17 appears as
2
0117 .
LMEM Low memory on the RP is being tested.
TEST
MEM The size of main memory on the RP is being discovered.
INIT
RP The system is operational and ready to execute basic Cisco IOS
RDY software commands at the ROM monitor prompt (rommon>).
RP A valid Cisco IOS image is running.
UP
OL-11495-01
Observe the RP alphanumeric LED displays during the RP boot process
(Figure 4-1).
Figure 4-1 RP Alphanumeric LED Displays
Each 4-digit display shows part of a 2-line system message. During the RP boot
process, the LED displays present a sequence of messages similar to that shown
in Table 4-1.
Cisco 12016, Cisco 12416, and Cisco 12816 Router Installation and Configuration Guide
Powering On the Router and Observing the Boot Process
Upper alphanumeric
LED display (four digits)
Lower alphanumeric
LED display (four digits)
Source
MBus
controller
RP ROM
monitor
RP ROM
monitor
RP ROM
monitor
RP Cisco IOS
software
4-5