LG Optimus L90 User Manual page 15

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TIP!
Tap the Menu Key
available.
If your phone has errors when you use it or you cannot turn it on, remove the battery,
install it again and turn it on after 5 seconds.
QuickButton Key (Customizable)
TIP: QuickButton Press for quick
access to your favorite app.
Volume keys
On the Home screen: Controls
ringer volume
During a call: Controls your
earpiece volume
When playing a song: Controls
volume continuously
Micro SIM Card Slot
Back Camera Lens
Flash
MicroSD Card Slot
whenever you open an application to check what options are
Power/Lock Key
3.5mm Headset Jack
Charger/USB Port
IR (infrared) LED
Back Cover
Battery
External Speaker
Microphone
13

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