Turn OFF VoiceOver- Iphone
Turning VoiceOver Off
1. Double-tap the Settings icon on your homepage.
2. Use three fingers to scroll down to the General menu, and double-click on it.
3. Use three fingers to scroll down to the Accessibility menu, and double-click on it.
4. Double-tap on the VoiceOver menu item.
5. Turn VoiceOver off
If your screen is locked and phone is in voice over. then try the followin trick
When you see the password entry keys, tap each key once to select it, then double tap the key to enter it.
So if I had a passcode of 1234 I would
tap 1, pause, double tap 1 (see the entry field get filled)
tap 2, pause, double tap 2 and so on
Do'nt forget, It is SWIPE with three fingers to scroll (not tap as mentioned above).