REPAIRING AND NOT THROWING AWAY

Richtige Fernseher haben Röhren!

Richtige Fernseher haben Röhren!

In Brief: On this site you will find pictures and technical information about Service Modes, Circuit Diagrams, Firmware Update procedure, Disassemble procedure, Universal remote control set-up codes, Troubleshooting and more....

If you go into the profession, you will obtain or have access to a variety of tech tips databases HERE IT IS Master Electronics Repair !.

These are an excellent investment where the saying: 'time-is-money' rules. However, to learn, you need to develop a general troubleshooting approach - a logical, methodical, method of narrowing down the problem. A tech tip database might suggest: 'Replace C536' for a particular symptom. This is good advice for a specific problem on one model. However, what you really want to understand is why C536 was the cause and how to pinpoint the culprit in general even if you don't have a service manual or schematic and your tech tip database doesn't have an entry for your sick TV or VCR.

While schematics are nice, you won't always have them or be able to justify the purchase for a one-of repair. Therefore, in many cases, some reverse engineering will be necessary. The time will be well spent since even if you don't see another instance of the same model in your entire lifetime, you will have learned something in the process that can be applied to other equipment problems.
As always, when you get stuck, checking out a tech-tips database may quickly identify your problem and solution.In that case, you can greatly simplify your troubleshooting or at least confirm a diagnosis before ordering parts.

Happy repairing!
Today, the West is headed for the abyss. For the ultimate fate of our disposable society is for that society itself to be disposed of. And this will happen sooner, rather than later.

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..............The bitterness of poor quality is remembered long after the sweetness of todays funny gadgets low price has faded from memory........ . . . . . .....
Don't forget the past, the end of the world is upon us! Pretty soon it will all turn to dust!

©2010, 2011, 2012, 2013, 2014 Frank Sharp - You do not have permission to copy photos and words from this blog, and any content may be never used it for auctions or commercial purposes, however feel free to post anything you see here with a courtesy link back, btw a link to the original post here , is mandatory.
All posts are presented here for informative, historical and educative purposes as applicable within fair use. NOTHING HERE IS FOR SALE !

Monday 8 April 2019

APPLE AIRPORT EXTREME – HOW TO REPLACE THE FAULTY WIFI CARD OF APPLE AIRPORT EXTREME

Apple AirPort Extreme – How to replace the faulty WIFI card of apple airport extreme


Apple AirPort Extreme
First start by peeling off the outer rubbery covering on the bottom of the device. CAUTION: This part is very fragile, so it is recommended that a blow dryer is used on the covering to heat it up. Simply blow dry the covering while slowly peeling it away, and the covering will not tear.
After removing the rubber covering, unscrew the five 4.9mm Phillips screws in the holes of the plastic casing.
After unscrewing all five screws, remove the plastic casing. The back should now look like the picture shown.
The inner metal casing is latched inside the outer white plastic shell, so insert a pry tool underneath the metal casing and pry it apart from the shell. It should make a click when it comes apart.
Remove the outer casing. The exposed logic board should look like this. Take the device out of the casing and orient it so that you can see the WiFi card.
Wires come from the three antennas and connect on the outer edge of the WiFi card. Carefully pull up on the end of one of the wires to disconnect it from the motherboard. Do this for the remaining two wires.
There are two clips attached to the upper and lower ends of the WiFi card CAUTION: For the following step, do not pull the clip after you have detached it. The clip is fragile and too much force may cause the clip to break. Grab the end of one of the clips and pull away from the WiFi card. This should make the clip visibly detached from the WiFi card. Do the same for the other clip.
Grasp the upper and lower ends of the WiFi card. Carefully pull the WiFi card to the right. CAUTION: Do not pull UP (towards yourself) on the WiFi card when removing. The card is on a track that only allows it to move left and right. Forcing the card to move in other directions may result in breaking the track. Completely remove the WiFi card.