Accton Technology WA4101ACCA Manual Do Utilizador

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4-3
Troubleshooting
Diagnosing with the LEDs
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Diagnosing with the LEDs
Table 4-1 shows LED patterns on the access point that indicate problem 
conditions.
1.
Check in the table for the LED pattern that you see on your access point.
2.
Refer to the corresponding diagnostic tip on the next few pages.
Table 4-1.
LED Error Indicators
Diagnostic Tips:
LED Pattern Indicating Problems
Diagnostic 
Tips
Power
Wireless LED
10/100-T LED
Off with power cord plugged in
*
*
1
Off without power cord plugged in, 
but linked to a PoE source
*
*
2
Prolonged Blinking
3
On
Off
*
4
On
*
Off with cable 
connected
5
On
*
On, but the port is not 
communicating
6
* This LED is not important for the diagnosis.
The blinking behavior is an on/off cycle once every 1.6 seconds, approximately.
Tip
Problem
Solution
1
The access point 
is not plugged 
into an active AC 
power source, or 
the access 
point’s power 
supply may have 
failed.
1. Verify that the power cord is plugged into an active power source and to the access 
point. Make sure these connections are snug.
2. Try power cycling the access point by unplugging and plugging the power cord back in.
3. If the Power LED is still not on, verify that the AC power source works by plugging 
another device into the outlet. Or try plugging the access point into a different outlet 
or try a different power cord.
If the power source and power cord are OK and this condition persists, the access point’s 
power supply may have failed. Call your HP-authorized LAN dealer, or use the electronic 
support services from HP to get assistance. See the Customer Support/Warranty booklet 
for more information.