Acer Liquid E2 User Manual

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Advanced settings
Putting your smartphone in Airplane mode
You can enter Airplane mode (also known as flight 
mode) to turn off telephone and Bluetooth functions 
and use
 your smartphone as a handheld device 
during a flight. Check with yo ur airline to make sure 
this is permitted onboard.
Switch your smartphone off during takeoff and 
land
 ing as it may interfer e with aircraft electronic 
systems.
Turning Airplane mode on or off
1.  Open the  Notification area.
2.  Tap 
 then tap  Airplane mode .
-OR-
1. Press and hold the power button until you get the  phon
 e options menu.
2. Tap  Ai
rplane mode  to switch it ON or OFF.
Note: When Airplane mode is active, the   icon will be displayed in the 
Notification area.
Restarting your phone
You can restart (reboot) your phone if you find apps are not responding.
1. Press and hold the power button until you get the phone options menu.
2. Tap  Rest
 art.
Adjusting settings
This section will show you how to adjust  detailed settings for your phone, data, Wi-Fi 
and Bluetooth connections.
Activating or deactivating connections
Open the Application menu and tap  Settings to manage your connection settings.
ItemDescription
SIM management Set a default SIM for particul ar functions (such as voice calling or 
messaging), turn the data connection on or off, set roaming 
preferences and associat e contacts with a SIM. 
						

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Important: If your phone is in Airplane mode, the option to turn Bluetooth on will 
be disabled. Please refer to Putting your smartphone in Airplane mode on 
page 41 for instructions on turning Airplane mode on or off.
Adjusting Bluetooth settings
You can use Bluetooth to exchange information between your smartphone and other 
mobile devices.
Bluetooth connections
For all Bluetooth settings, open the Application menu and tap Settings > Bluetooth. 
Here you can switch Bluetooth on or off, set a device name and discoverability. Tap 
SEARCH FOR DEVICES to scan for available devices.
To connect to a device, tap the device in the list of available devices. You may be 
asked to enter a PIN on both devices to establish the connection.
To simply turn on or off Bluetooth, open the Notification area and tap the Bluetooth 
button.
Internet sharing
Tethering via USB
If you wish to share your mobile Internet connection with a computer, you can 
connect your phone to a PC using the supplied USB cable. 
1. Plug the USB sync cable into the micro USB connector on your smartphone. 
2. Plug the USB client connector into an available USB port on your computer.
3. Push the Menu button and then tap Settings > More.. > USB tethering.
Wi-Fi hotspot
You can turn your smartphone into a portable Wi-Fi hotspot to share your mobile 
Internet connection with up to 8 clients.
Wi-Fi Turn the Wi-Fi function on or off.
Bluetooth Turn the Bluetooth function on or off.
Data usage View an estimate of the mobile data used on each SIM.
More... Access additional connection settings:
Airplane mode: Disable all wireless connections so you can 
safely use this device onboard an aircraft.
VPN: Set up and manage Virtual Private Networks.
Tethering & portable hotspot: Share your phone’s mobile data 
connection via USB or as a portable Wi-Fi hotspot.
Mobile networks: Set your options for connecting to mobile 
networks.
ItemDescription 
						

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1. Push the Menu button and then tap Settings > More... > Tethering & portable 
hotspot > Set up Wi-Fi hotspot.
2. Set the Network SSID and adjust security between None and WPA2 PSK. Tap 
Save to finish.
Note: When your smartphone is serving as a Wi-Fi hotspot, you can’t use your 
phone’s applications to access the Internet via its Wi-Fi connection.
Phone network settings
In the Application menu tap Settings > More... > Mobile networks to adjust your 
network settings. You can turn data connection on or off when roaming, choose a 
preferred network mode, specify a network operator and define access point names.
Selecting a network
Your phone will automatically detect your carrier/network settings when you insert a 
new SIM card. However, you may prefer to manually select a network. This may be 
a good idea when roaming.
Tip: When you are traveling, manually selecting a network may help to reduce 
your roaming charges. Check with your home service provider for the network 
offering the most competitive rates at your destination.
1. Open the Application menu and tap Settings > More... > Mobile networks > 
Network operators.
2. Your phone will search for available networks.
3. Select your preferred network from the list generated. You phone will attempt to 
register on the selected network.
4. Tap Select automatically to connect to the available network with the strongest 
signal. This may lead to your phone jumping between networks when you move 
around.
Note: Contact your service provider should you have any problems obtaining 
voice mail and the text message service center numbers.
Data usage control settings
Data usage controls let you monitor total usage by network type and application and 
then set limits if needed.
To access the Data usage settings, from the Application menu tap Settings > Data 
usage.
Note: To set a data limit, Wi-Fi or Mobile data must be enabled. 
						

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Phone settings
Many phone settings are automatically configured by your smartphone when you 
insert a SIM card. The device will communicate with your provider and automatically 
obtain all necessary settings, such as network name, voice mail and text message 
center numbers.
You can also view and modify these settings manually through the Call settings 
screen.
Open the dialer and tap the menu button, then tap Settings.
Sound
To adjust your phone’s sound settings, in the Application menu tap Settings > 
Sound.
Display
To adjust your phone’s display settings, in the Application menu tap Settings > 
Display.
ItemDescription
Vibrate Vibrates the device for incoming calls.
Volumes Adjust the Ringtone, Notifications, Alarm volumes.
Phone ringtone Sets your default voice calls ringtone.
Default notification Set your phone’s default notification sound.
Dial pad touch tones Play tones when using dial pad.
Touch sounds Play sounds when touching certain UI elements.
Screen lock sound Play sound when locking and unlocking the screen.
Vibrate on touch Vibrate when pressing soft keys and on certain UI 
interactions.
ItemDescription
Brightness Adjust screen brightness.
Wallpaper Change the Home screen’s wallpaper.
Theme Change menu color.
Auto-rotate screen Enable rotation of the screen when device is tilted.
Sleep Adjust the delay before the screen automatically turns off.
Font size Change the default font size for the UI. 
						

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Connecting to a PC
If you wish to transfer information between the microSD 
Card in your phone and your computer, you can connect 
yo

ur phone to a PC using the supplied USB cable. Plug the 
USB sync cable into the micro USB connector on your 
smartphone. Plug the USB client connector into an available 
USB port on your computer.
Open the Notification  area
 , and tap Connected as media 
device  to configure the USB options.
You will now be able to see the microSD Card in your phone 
as 
 a drive in your computer’s file explorer.  
 
 
Note : After turning on USB storage, you will not be able to access the files in the 
microSD card or applications such as Gallery or Music.
Synchronization
You can sync your calendar, email and contacts on your 
phone and never worry about losing them again. Sync in 
re

al time or adjust it as you please. In the Application menu, 
tap  Settings.  Under ACCOUNTS, tap the appropriate 
account  and again under ACCOUNTS tap that account’s 
email address to access t he synchronization settings.
To add a new account, tap  Ad
 d account. Select the type of 
account (AcerCloud, Corporat e, Email, Facebook, or 
Google) and then follow the on screen instructions.
Google Sync
In Google, you can set synch ronization for Browser, 
Calendar, Contacts, Gmail, and Google Photos. In your 
Google account’s synchornization settings menu, tap the 
checkmark next to the item  you would like to have auto-sync. Tap again to uncheck 
any for manual synchronization.
To manually synchronize an item, make sure the item is checked, tap the  Me
 nu 
button and then tap  Sync now.
Note: You need a Google account to sync your calendar and appointments. 
						

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FM radio
The FM radio allows you to listen to your favorite stations 
while on the move. Headphones must be inserted to the 3.5 
mm jack as it function
s as an antenna.
You can access the radio by tapping  FM
  Radio from the 
Application menu. 
Tap the back icon to turn the radio off.
Multimedia playback
Your smartphone comes supplied with a variety of programs 
that you can use to enjoy multimedia content.
Adjusting the volume
Adjust the volume of your phone using the volume button on 
the side of the phone. Alternatively, you can set the 
Ringtone, Notifications, and Alarms volume by opening the Application  menu and 
tapping  Settings  > Sound  > Volumes .
Setting the date and time
To set the date and time, open the Application menu and tap  Settings > Date & 
time .
Tip: If you travel frequently or live in an area that uses daylight saving time, 
activate  Automatic  date & time  from this menu. This will enable your 
smartphone to set the date and time based on information it receives from the 
network.
Setting alarms
There are two predefined alarms  on your phone by default. Tap Clock in the 
Application menu, and then tap Set alarm  to edit alarm settings. You may:
• Turn the alarm on or off.
• Set the alarm time.
• Set which days to repeat the alarm.
• Set a ringtone.
• Enable or disable vibrate.
• Give it a label.
Changing language and  text options
Set your location and language input preferences by opening the Application menu 
and going to Settings > Language & input . 
						

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Closing an application
To close an active application, in the Application menu tap Settings > Apps. Swipe 
over to the Running tab, then tap the program you wish to close. Select Stop to 
close the program.
Uninstalling an application
You can remove programs installed on your smartphone to free up extra storage 
memory. 
1. In the Application menu tap Settings > Apps.
2. Swipe over to the Downloaded tab.
3. Find the application in the list and tap on it.
4. Tap the Uninstall button and then tap OK
Warning! You should only remove programs if you are familiar with the 
Android operating system.
Restoring to factory settings
You may perform a clean boot to restore your smartphone to the factory settings.
Note: Before performing a clean boot, ensure that your smartphone is not 
locked. Press any key or tap the screen to see if the phone responds.
Warning! You should only perform a clean boot when all other options 
have failed to restore your smartphone to an operational state.
Warning! This will erase all your personal information, any contacts stored 
on your phone and any programs you installed.
If your phone is responding to screen input, then open Settings from the Application 
menu. Tap Backup & reset > Factory data reset > Reset phone and then Erase 
everything to format your phone. 
						

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Accessories and tips
This chapter shows you how to use accessories with your smartphone, as well as 
provide useful tips for when you are using your smartphone.
Using the headset
Your smartphone is compatible with Acer headsets with built-in microphone for 
handsfree use when making calls.
To use the headset, plug it into the 3.5 mm headphone jack at the top of the phone.
When the headset is plugged in, all audio is routed to the headset, and the speakers 
are turned off.
• To answer an incoming call, press the button on the microphone.
• Adjust the volume using the volume up/down button on the smartphone.
• End the call by pressing the button again.
Using a Bluetooth headset
Your smartphone’s Bluetooth functions make it fully compatible with all Bluetooth 
headsets. This allows you to use the unit handsfree when making calls, without the 
inconvenience of wires.
Creating a new access point
When you need to add another GPRS/3G/EDGE connection on your phone, obtain 
the access point name and settings (including username and password if required) 
from your wireless service provider.
1. Open the Application menu and tap Settings > More... > Mobile networks > 
Access Point Names, and select an operator.
2. Tap the Menu button and then tap New APN.
3. Enter the APN settings. Tap an item to adjust it.
4. When you have finished tap the Menu button and then tap Save.
Important: Some providers and countries do not allow the use of a smartphone 
as a modem over HSDPA. Please check with your provider before attempting to 
do so.
Inserting a microSD Card
Your smartphone features a memory expansion slot that accepts a microSD Card to 
expand memory and storage capacity.
Please refer to Installing a SIM or microSD Card on page 8 for instructions on 
installing a microSD Card. 
						

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Appendix
FAQ and troubleshooting
This section lists frequently asked questions that may arise during the use of your 
smartphone, and gives easy answers and solutions to these questions.
AspectQuestionAnswer
Audio Why is there no 
sound coming from 
the device?If the headset is plugged into the device, 
the speaker is automatically shut off. 
Disconnect the headset.
Check that the device volume setting is 
not muted.
Check that the volume control is not at its 
lowest setting.
Multimedia files Why can’t I view my 
video files?You may be trying to view a video that is 
not supported. Refer to Multimedia on 
page 54.
Why can’t I play my 
music files?You may be trying to play a file that is not 
supported. Refer to Multimedia on 
page 54.
System 
information and 
performanceHow do I check the 
OS version of my 
device?Ta p  Settings > About phone to check 
the OS version (Build number) and other 
hardware and software information.
Power I can’t turn on the 
device.The battery power may be depleted. 
Recharge the device. Refer to Charging 
the battery on page 7 for more 
information.
RAM / ROM How do I check the 
RAM and ROM 
memory status?To check the ROM status, tap Settings > 
Storage.
To check RAM status, tap Settings > 
Apps > RUNNING.
Internal storage My device’s available 
internal storage is full 
or almost full.Uninstall applications to increase 
available storage. See Uninstalling an 
application on page 47. 
						

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Other sources of help 
Warnings and precautions
• Do not use this product near water.
• Do not place this product on an unstable cart, stand or table. If the product falls, it 
could be seriously damaged.
• Slots and openings are provided for ventilation to ensure reliable operation of the 
product and to protect it from overheating. These openings must not be blocked or 
covered. The openings should never be blocked by placing the product on a bed, sofa, 
rug or other similar surface. This product should never be placed near or over a 
radiator or heat register, or in a built-in installation unless proper ventilation is 
provided.
• Never push objects of any kind into this product through cabinet slots as they may 
touch dangerous voltage points or short-out parts that could result in a fire or electric 
shock. Never spill liquid of any kind onto or into the product.
• To avoid damage of internal components and to prevent battery leakage, do not place 
the product on a vibrating surface.
• Never use this product when engaging in sporting activities, exercising, or in any 
vibrating environment which may cause a short circuit or damage, and even a risk of 
explosion from the battery pack.
Unlock pattern I forgot my unlock 
pattern.After a certain number of wrong entries, 
you will be presented with an option to 
reset your pattern. Tap Forgot pattern? 
and enter your google account username 
and password.
Note: You must have an active Google 
account on the smartphone.
Alternatively, you restore your 
smartphone to factory settings. See 
Restoring to factory settings on 
page 47.
Heat The phone heats up 
when charging or 
making long duration 
calls.It is normal for the phone to heat up when 
charging. When charging is complete, it 
will return to its normal temperature.
It is also normal for the phone to heat up 
during long periods of use, such as 
watching a video or a long phone 
conversation.
For information on:Refer to:
Up-to-date information regarding your 
smartphonewww.acer.com
mobile.acer.com
Service enquirieswww.acer.com/support
AspectQuestionAnswer