1-16
Cisco 850 Series and Cisco 870 Series Access Routers Hardware Installation Guide
OL-5331-01
Chapter 1 Product Overview
Hardware Features
Figure 1-16
PoE Module Connected to the Router
LED Indicators on the PoE Module
Router Memory
Cisco 850 series and Cisco 870 series routers support the following types of memory:
•
Flash Memory
•
SDRAM
Flash Memory
Flash memory stores the image of the ROMMON boot code, the Cisco IOS software, and the router
configuration file. The router provides two onboard StrataFlash devices, one with 16 MB and the other
with 4 MB of memory, for a total of 20 MB of onboard flash memory.
Table 1-4
LED Indicators for the PoE Module
LED
Color and Behavior
Description
POE ports 0, 1, 2, 3
None
No powered device detected
Solid amber
Power administratively down
Solid green
Power provided to the device
Blinking amber
Fault detected in power delivery
Blinking green
Power denied to the device
142608
+5,+12 VDC
LEFT
RIGHT / PRIMARY
LAN
FE0
FE1
FE2
FE3
Cisco 871W
CONSOLE
AUX
RESET
1
0
WAN
FE4
SN: XXXNNNNXXXX