Connecting The Ethernet And Power Cables - Cisco AIR-AP1252AG-A-K9 Hardware Installation Manual

Connecting the Ethernet and Power Cables

Connecting the Ethernet and Power Cables

The access point receives power through the Ethernet cable or an external power module.
shows the power options for the access point.
Figure 2-14
Power options for access points with dual radio modules:
•
•
Current switches and patch panels do not provide enough power to operate the access point with dual
Note
radio modules. At power-up, if the access point is unable to determine that the power source can supply
sufficient power, the access point automatically deactivates both radios to prevent an over-current
condition. The access point Status LED turns amber and an error log entry is created (refer to the
"Checking the Autonomous Access Point LEDs" section on page 3-2
Autonomous Access Point LEDs" section on page
LEDs" section on page 4-3
page
Access points with only a single radio module can be powered by IEEE 802.3af power sources, such as
Note
switches and power panels.
Cisco Aironet 1250 Series Access Point Hardware Installation Guide
2-20
Access Point Power Options
Access Point
Option 1—Switches without sufficient inline power can use the power injector:
– 1250 series power injector (AIR-PWRINJ4)
Option 2—Local power using the 1250 series DC power module (AIR-PWR-SPLY1)
and the
4-7).
Option 1
Switch
(with or without inline power)
SYST 1
RPS 2
3
4
STAT UTIL DUPLX 5 6
SPEED 7
8 10Base -T
MODE 9 / 100Bas
10 11 e-TX
12
13
14 15
16
17
18
19 20
21
22
Power injector
DC power module
Option 2
3-2) or the
"Low Power Condition for Lightweight Access Points" section on
Chapter 2 Installing the Access Point
Cataly st 2950
SERIES
23 24 100Bas e-FX
23
24
Power
cord
and the "Checking the
"Checking the Lightweight Access Point
Figure 2-14
OL-8247-03