Cisco PRP-1= Installation And Configuration Manual page 28

Checking the Installation
Figure 7 PRP Alphanumeric Display LEDs (Vertical View)
1
Upper (or left if horizontal) LED Display
Table 2 PRP Alphanumeric Display LED Sequences
LED Display
MROM
nnnn
RP
RDY
ACTV
RP
STBY
RP
1. The version of microcode running on your PRP might be different.
Performance Route Processor Installation and Configuration Guide
28
1
2
Description
PRP microcode loads into MBus random-access memory (RAM); where nnnn
is the microcode version. For example, Microcode Version 1.17 displays as
1
0117.
The ROMMON for this PRP is enabled and recognized by the system.
Cisco IOS is enabled and this PRP is the active PRP.
Cisco IOS is enabled and this PRP is in standby mode.
2
Lower (or right if horizontal) LED Display
OL-11656-01