Apple iPad - Page 84

iPad Symptom Charts — Display Issues 84
2010-04-30
Ambient Light Sensor Issue
Quick Check
Symptom Quick Check
• The screen does not dim or
brighten appropriately with
change in lighting conditions
1. Verify iPad has the latest software updates
• Use iTunes to install the latest version of the
iPhone OS software
2. Remove third party screen protector or case and
check again. Verify nothing is blocking the sensor.
3. Verify that the Brightness setting (Settings >
Brightness & Wallpaper) is set to Auto-Brightness
ON, and that the Brightness level is set near the
middle of the slider.
4. Press the Home button to return to the Home
screen, then press the Sleep/Wake button to lock
iPad.
5. Test the sensor:
• In a bright light environment, cover the top
third of iPad display to block light, then press
the Sleep/Wake button or the Home button
to wake iPad. Slide the slider to unlock iPad.
• Notice brightness of the screen and
application icons; they should be dimmed.
• Uncover top of the display and in a few
moments the display will brighten.
6. Charge iPad battery
• Connect to a power outlet and charge with
iPad 10W USB Power Adapter for 10 minutes
7. Restart:
• Press and hold the Sleep/Wake button until
a red slider appears.
• Slide your nger across the slider to turn o
iPad.
• To turn iPad on, press and hold the Sleep/
Wake button until the Apple logo appears
8. Reset:
• Press and hold both the Sleep/Wake button
and the Home button at the same time for
at least ten seconds, until the Apple logo
appears.
9. Go to Deep Dive.
Possible Causes: