Recently, the weather is getting hotter and hotter. There was once a stalk. When asked about the summer, which of the air conditioners and WIFIs was chosen, this was also used to ask questions. It was definitely necessary. Who knows that recently holding a cell phone and scanning Zhang Aunt, the result is always a card. Finally, Discovery was a problem with the AP, so this article was available. The landlord hated most of those people. He had never used it, but he had blown it on the product. It was a harm to people. The Internet is basically blowing more. The water army is too much and they are all routines.

It is strongly recommended that Auntie open a "not worth it" column that can let those who have been pitted spit.

Catalog I. Introduction II. Thermal Transformation III. Summary and Effects


I. Introduction

The beginning of the use of EA6500 when the AP, the results of a variety of problems (speed, instability,), then simply ready to buy an AP, see this in the aunt above, found that the value is quite high, they entered from a Dja .


This AP can only use 2.4G or 5G alone and cannot be used at the same time, and it is all 450Mbps.

This is the normal work posture.

But in the recent period of time, when using a mobile phone to access the Internet, there will always be a phenomenon of dropped screens, that is, there is a WIFI signal, the mobile phone is also connected to WIFI, but there is no speed, so start troubleshooting:

With a computer connected to the network cable, there is no problem at all, and the computer can access the AP's IP without problems.

Wireless devices such as mobile phones occasionally card.

Computers using wireless network card to connect WIFI and disconnect the network cable also have the same problem.



Therefore, it is definitely a problem with the AP, and it is part of the WIFI. Therefore, to search for information on the Internet, you need to use google. Baidu comes out with advertisements. It is also found that people have such problems. It turned out to be hot weather. This was found at the official forum of ASUS in Taiwan. Recall that the weather seemed to be quite hot recently. Unlike the previous rain, the hottest don’t need it recently. Look at the thermometer, around 32°C .

Compared with the main route, the EA-N66 is not exactly the slightest point, and the main route does not work at 70°C. Put it in the weak box, always like the old cattle, CPU temperature is only 60 °C.

So later, the posture of the EA-N66 is this:

Or it is like this, anyway, just can't sit properly and it's too hot underneath.

Second, cooling transformation

After thinking about it, the total mess is not a solution. It's still under the heat of transformation . The following is the material family portrait:

Heat sinks, because they do not know the space inside, so prepared several heat sinks .

Thermally conductive double-sided tape , the role is to heat the cpu into the heat sink, and play a role in bonding.

The following began to demolition, the bottom of the three mats, open directly, do not touch the double-sided tape on the foot pad, easy to lose viscosity, if you lose the stickiness, it does not matter, get some double-sided adhesive up on the line. Below the floor mat is a screw hole, cross, and it will be screwed down.

Then the bottom case can be removed and a few shields are visible. The heat sink is ready to be attached to this.

The bottom shell has holes for injection molding. There are several pillars and there is interference with the heat sink. It should be removed.

With a nail clipper and a knife , it is easy to solve

Then the heat sink, the heat conductive adhesive sheet attached to the back surface heat

Then trim it neatly.

Carefully determine that there is no interference with the bottom shell, then stick it up, for a total of three.

In the following, the other side of the PCB must be affixed to the heat sink, and the space on the other side is relatively high. Therefore, with a large one, the heat sink is a bit wide, and one section is removed.

After sticking, after powering on for a while, the black heatsink has not much heat on the side, so it is not very hot. The gold heatsink is hotter, the heatsink and the shield are hotter, so they play a role.

If you are concerned that the heat sink is not strong, you can fix it with hot melt adhesive.

However, when assembled, it was found that the black heat sink was too large and the PCB plug was not in place.

Hit the heat glue.

This is what it looks like after installing the PCB.


Third, summary and effect

The bottom part of the device is very hot, so the heat is concentrated at the bottom .

A few days after the transformation, it was found that there was no problem. The room temperature was about 32°C.

Touching the bottom of the AP and finding that the part that is in contact with the heat sink has a high temperature, indicating that the heat is coming out. However, because the bottom is in contact with the table, the heat flow is not good. I don't know how to make it. Will it be used for a long time? If the problem is still a problem, it can only be changed.

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