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February 28th, 2013 20:00

Dell Wireless 1502 802.11b/g/n keeps on disconnects wireless

Hello, I do not know if this is the right title for my problem but here is my problem. So far I had my Dell Inspiron 620 for a year and it has worked almost perfectly. Now just recently(about 2 weeks ago) the wireless keeps on disconnecting me when I use my internet based programs. The only way to fix the issue is to go through the trouble shooting method by right clicking the wireless icon. The message that appears after the trouble shooting method is Wireless adapter may be broken or loose. I know it is not the program because it has done it even when I browse the internet. It usually does it during the evenings when there are more pc activity around the house. When this first happened, I thought there was a problem with the wireless card. So I contacted Dell support center. Which they were able to replace my wireless card. Then after the replacement, the problem was not fixed. Calling Dell support center again, they told me that I had to factory reset my computer since it was a software problem. Listening to Dell, I did that.

Even though I have done all those things. It was still unable to solve my wireless problem. Like I have put in my title, my wireless card is Dell Wireless 1502 802.11b/g/n. What I imagine now is that it has to do with my wireless router settings. I recently got a new wireless router which is the Asus RT-N66U Dual-Band Wireless-N900 Gigabit Router. When I first set this up, it was working fine at my previous location of my computer. Now since I am further away from the wireless router. The connection disconnects when I use programs that require a lot of internet. Currently, for the bandwidth I have set it to both 2.4ghz and 5.0ghz

Is there a way to solve this problem? It is starting to get on my nerves.

Thank You

9 Legend

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30.3K Posts

March 1st, 2013 02:00

Yub100,

 

The Dell Wireless 1502 802.11b/g/n works on 2'4GHz ONLY.

 

Go to Drivers & Downloads enter your service tag number, then select your operating system. Under Network, download and install the latest drivers.

Try these tweaks....

Start, control panel, device manager. Click on Network and then right click on your wireless adapter, left click properties, power management. Uncheck the box, allow computer to turn off this device to save power.

 

Click on advanced. Look for Antenna Diversity. Some adapter have this and some don't. If your adapter has Antenna Diversity, change it from Auto to Aux. Can you also tell me if you  have Antenna Diversity so I can put it in my notes. Thanks.

 

Go to the power options, and changed the Wireless Adapter Setting, from Maximum Power Setting to Maximum Performance.

  

 

 

Rick

18 Posts

March 1st, 2013 12:00

I just finished what you told me to do. My adapter does not have the Antenna Diversity. So I was unable to change that setting. Also, my wireless adapter setting was already on Maximum Performance. Would it still matter if my wireless router setting was on both 2.4ghz and 5.0ghz?

27 Posts

March 2nd, 2013 00:00

Hi Yub100,

If the drivers update also did not fix the issue then the issue seems to be with the incompatible settings of wireless card. Follow the steps mentioned below :

  • Open Device Manager
  • Expand Network Adapters, right click the wireless card and choose Properties
  • Click the Advanced tab and make the following changes
  • Disable 802.11b Preamble to Long
  • Change Receive Buffers to 300
  • Change Transmit Buffers to 500
  • Click the Power management tab
  • Uncheck Allow the computer to turn off this device to save power

Also Open Power Options

  • Click Change plan settings for the selected power profile
  • Click Change advanced power settings
  • Under Wireless Adapter Settings , click Power Saving Mode and change the settings to Maximum Performance
Now delete all the wireless profiles from your computer and reboot the computer and try to connect to wireless network again by entering the security key of your network.
Hope these steps resolve the issue.

18 Posts

March 2nd, 2013 18:00

I tried doing what you suggested. Although it did not solve the problem. The disconnecting mostly happens during the evening. I do not know why but I am guessing it is because there is more internet activity inside the house during the evenings. Though I may be wrong because today, my computer was the only one that was using the majority of the internet. Do you have any other suggestions? The tech people on dell told me that it has to do with the software but I highly doubt it is since it was working perfectly fine 3-5 weeks ago.

27 Posts

March 3rd, 2013 06:00

you can try switching to a different channel in your router settings and check if that helps.

18 Posts

March 3rd, 2013 11:00

I do not know what you mean by changing the channel. Below is the settings my router is currently running on. What should I change?

Wireless Mode: Auto

Control Channel: Auto

Channel Bandwidth: 20/40 MHz

Extension Channel: Auto

Also it says I have two different types of frequencies which are the 2.4GHz and 5GHz. If I change the settings in one frequency, should I change the other one as well? Since I did put the same network name for both frequencies, it only shows up as one network.

27 Posts

March 3rd, 2013 19:00

The option is Control channel. Try 6 or 1 in the same and check if the issue persists.

27 Posts

March 3rd, 2013 20:00

You might need to disconnect and reconnect all the devices back to network again.

18 Posts

March 3rd, 2013 20:00

By changing it. Would it effect the other computers and devices inside my house?

18 Posts

March 6th, 2013 13:00

I tried changing the Control Channel settings. Though it seems to make it worse. I am seeing only lags when the setting is put on auto. But when I switch it to 1 or 6 it starts to disconnect me again.

27 Posts

March 6th, 2013 17:00

Does the connection behave the same way if you move the computer back to its previous location?

18 Posts

March 6th, 2013 17:00

I am unable to move it back at the moment. Although I did move the wireless router closer to my computer.

27 Posts

March 7th, 2013 03:00

In the router configuration try to operate router only in 2.4 GHz frequency and disable 5GHz frequency and check if it helps.

Have you tried the wireless internet on any other device and does it work normally on any other device?

Also Do try a clean reinstall of drivers once i.e. Uninstall the wireless card drivers from control panel and reboot the computer and then install them from the link : www.dell.com/.../inspiron-620

Restart the computer again after installing the drivers and then check if it helps.

If the issue persists then make the changes mentioned earlier in the Advanced option of wireless adapter and try again after rebooting the computer. Also try to operate the wireless on Channel 11 instead of Auto and check if that happens to fix the issue.

Do reply with the findings.

18 Posts

March 7th, 2013 18:00

What name should the wireless card be under? Cause I looked at my control panel and could not find a wireless card. Also my wireless router settings do not have an option of disabling the 5GHz.

27 Posts

March 8th, 2013 20:00

Click on Start -> Control Panel -> Program and Features or Uninstall a program -> Dell 1502 Wireless Driver.

And under your router configuration page under wireless select 2.4GHZ under the frequency and also change the channel bandwidth to 20/40 and try changing wireless mode settings as well and reply with the results.

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