Acer S53 Service Manual page 49

P-sensor： ： ： ：
Use your hand to cover p sensor to test the function.
Pass Criteria：
- When your hand close to p sensor（around 2cm） ：the value of " Near/Far" is 0.
- When your hand move away from p sensor: the value of " Near/Far" is 5.
Tap "Close" and selected "Yes" or "No" to quit the test.
L-sensor： ： ： ：
The value of " LUX" is changed base on the brightness.
Pass Criteria：
- The light is bright：the value of " LUX" is big.
- The light is dark：the value of "LUX" is small.
Tap "Close" and selected "Yes" or "No" to quit the test.
Chapter 5 43