Acer M310 User Manual - Page 9

No. Item 7 Search button 8 Charge indicator 9 Proximity and light sensor and IR LED 10 Volume up/down buttons 11 Camera button 12 Camera 13 Handsfree speaker 14 Microphone 15 Micro USB connector LED indicators Charge indicator: LED state Off Constantly on Color Red Green Slow flashing Red Green Fast, double flash Red Description Open the search function. Indicates battery charge status. Dim the display and deactivate the touchscreen when the device is brought near the face during a call. Adjust the display brightness depending on lighting conditions. Increase or decrease the phone volume. Activate the camera or take a picture. A 5-megapixel camera for taking high-resolution images. Emits audio from your smartphone; suitable for handsfree use. Internal microphone. Connect to a USB cable/charger. Description Normal status. Device plugged in: Battery is charging. Device plugged in: Battery is fully charged. Device unplugged: Battery is low and should be charged. Missed call; voice mail; new message. Battery is critically low and needs to be charged urgently. Important: The low battery warnings override all other LED indications. Tip: If your phone is being used (i.e. unlocked), the indicator does not show missed event notifications. Installing or removing the battery Your smartphone uses a replaceable battery to provide power. It is packed separately from your smartphone and needs to be inserted and charged before you can use the smartphone. Installing or removing the battery 9