What if the computer card reader can't read it?

Source: Internet
Author: User
Tags socket

Cause analysis

I do not know whether the U disk can be normal, if normal, and then your card reader switch computer test, to confirm whether the reader itself is a problem, if not the

, you can insert the card reader into the computer and then open the Device Manager to find the USB connector that plugs into the card reader (open the Universal Serial Bus Controller

can be seen), if you can't confirm which one, you can plug it again to know, select that port, right click, select the Update Driver

, and then reinstall the driver can be installed, such as normal after the installation can be identified, in My computer can also find the reader card mouth of the disk. Here again

Note that the plug is not responding because the original when inserting the card reader, the system installation driver out of the problem, resulting in the card reader can not identify

Solutions

The first step is to insert a phone card or whatever card on the reader,
The second step is to connect the card reader with the USB interface of the computer. Normal words will have a beep and the lower right corner prompts pop-up. (no beep or no hint pop-up also

Can not read the case, recommend a change to a USB jack to try, the computer chassis and the back of the socket.
The third step, change the socket also not good, point Control Panel--Add New hardware--find (and then find out, on the other computer to try) The fourth step,

On other computers is also not good to make the words = Card reader is bad. (On other computers, check to see if the USB jack on your computer is disabled---if

Disable Open use)

Another method recommended by a Netizen

Recommend several methods to try:

1. Put the U disk in the back of the computer, is the motherboard directly out of the USB test, the back of the general stability of some, voltage;

2. "My Computer" right-click, "Properties" "Hardware" "Device Manager" "Universal Serial Bus Controller", find your "MASS STORAGE

DEVICE ", is the U disk, right button, uninstall, etc. after unloading. Click on the top layer of the computer icon, and then right click "Scan for hardware changes" to

Locate the peripherals plugged into your computer and look for installation drivers. This action is meant to reset the driver;

3. In fact, I have the same problem with you in the afternoon, I tried the above two steps are not good, but I do not know if your USB drive is the same as I am using the card reader. I'm the fire.

Later, directly to open the card reader, SD card, TF card layer to open, the gold-plated fingers with a clean cloth wipe, the connector pin to see if there is no virtual

Welding off the phenomenon, and then the SD card lock button Toggle a back and forth, then put back, NND, you can read;

4. I used a digital camera connected to the computer directly double-click the Mobile disk icon can not open, and then from the "Start", "Run", direct input letter, such as

Is "F:", the result can be opened, do not know if you can solve this


Note that if you can access the card reader, you can't see the file, we can try the following methods

Open My Computer, left-click the tool, select Folder Options Click, select the View tab, in the View tab by an advanced setting,

In the inside there is a "hidden protected operating system file" to cancel this option, there is a single selection below, select the reality of all files and folders.

So you can see the hidden files.

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