HTC HTCONEUNLOCKEDBLACK Manuel D’Utilisation

Your phone and accessories

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Nexus One User’s Guide

Turning the phone on and off

You use the power button to turn the phone on and off.

To turn on the phone

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Press the Power button for a few seconds, until the screen illuminates.

The first time you turn on the phone, you’re welcomed to Android and prompted to 
sign into your Google Account. See “Starting Android for the first time” on 
page 28.

When you turn on the phone, you may be prompted to enter a personal 
identification number (PIN) for your SIM card.

To unblock a SIM

If you enter the wrong PIN three times, the SIM card is blocked and you can’t use 
your phone except to dial an emergency number. You must obtain a PIN 
Unblocking Key (PUK) from your mobile carrier to unblock the SIM and set a new 
PIN. 

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Dial the following, replacing “PUK” with the PUK from your carrier and replacing 
both instances of “PIN” with a 4- to 8-digit PIN of your choosing:

**05*PUK*PIN*PIN#

To turn off the phone

1

Press & hold the Power button until a menu opens.

2

Touch 

Power off in the menu.

3

Touch 

OK when asked to confirm that you want to turn off the phone.

For more about working with the touchscreen and menus, see “Android basics” on 
page 27.

Power button