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Here I have Nokia X71 and let me show you how to use secret codes on the following device
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So at the very beginning let's start by using the home screen, let's open the phone's dialer
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and let's activate the keypad. Let's start by using the first secret code, so let me open the hardware test mode
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Let's use the following code, star hash, star hash, 372733, hash star, hash star
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As you can see the FQC test mode pops up, here you can test the hardware features of
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your device and you can read a few information. For example you can check the hardware and the software version, here you've got the
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build version, the IE main number and other stuff. Let's go back, if everything is correct let's tap yes
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You can test for example your camera, your LED, you can test your vibrator, let me do
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it, let's tap start. Let's choose the number, alright, you can test the receiver, the speaker
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If you hear, let's tap yes. You can also test the microphone, battery, keyboard and other stuff
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Here you've got also the final confirmation and here you've got your results
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Alright let's go back and now it's time to use another secret code, let's check out the
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Android test menu, so let's use Asterix pound, Asterix pound, 4636, hash star, hash star
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And the testing menu just pops up, here you can choose phone information, when you can
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read IE main number, phone number, current network, signal strength and other stuff
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You can also use more key to select radioband, to view sim address book or enable data connection
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Use the back key and it's time to open the usage statistics
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So here you can also read the last time use or usage time of your apps
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Use back key again and let's check out the WiFi information. From the following view you can choose the WiFi API, when you can disable network, disconnect
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network, enable network, get configured networks or get connection info. You may also choose here the WiFi config to see configured networks of your device
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And you may also select here the WiFi status. So here you can refresh all stats or run a ping test
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Use back key again to quit this testing menu and it's time to open the calendar info
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So let's use this code, asterix, pound, asterix, pound, 2, 2, 5, hash star, hash star
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As you can see calendar info pops up, so here you can read a few information from your calendar
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That's it, use back key to quit this menu and let's open Google Play service, so let's
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use star hash, star hash, 426, hash star, hash star. And Google Play services pops up, here you can read a few information or you can use
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more key to see the advanced view. That's it and at the end let me show you how to check the serial number by using the secret code
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All you need to do is use star hash, 06 hash and serial number of your device pops up
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Tab OK to close this window. And that's it, everything went well, thank you for watching, please subscribe our channel
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