https://community.sony.com.mk/t5/other-general/xperia-sp-power-on/m-p/3177626#M51158 <P>when the phone vibrates , thats when the operating system is active i always get short vibration maybe you hold on long to the power button hence why you get long sometines&nbsp;</P> Sat, 18 Jan 2014 11:25:17 GMT dm84 2014-01-18T11:25:17Z https://community.sony.com.mk/t5/other-general/xperia-sp-power-on/m-p/3177625#M51157 <P>when i turn my xperia sp on sometimes i get long vibration and sometimes i get short one , what does the vibration means?</P> Sat, 18 Jan 2014 11:23:11 GMT https://community.sony.com.mk/t5/other-general/xperia-sp-power-on/m-p/3177625#M51157 danial1198 2014-01-18T11:23:11Z https://community.sony.com.mk/t5/other-general/xperia-sp-power-on/m-p/3177626#M51158 <P>when the phone vibrates , thats when the operating system is active i always get short vibration maybe you hold on long to the power button hence why you get long sometines&nbsp;</P> Sat, 18 Jan 2014 11:25:17 GMT https://community.sony.com.mk/t5/other-general/xperia-sp-power-on/m-p/3177626#M51158 dm84 2014-01-18T11:25:17Z