LX5550(E)-USC.QXD 04/2/26 10:16 AM Page 2

WARNING! To reduce the possibility of electric shock, do not expose your phone to high humidity areas, such as a bathroom, swimming area, etc.

Caution: Use only LG-approved batteries and desktop chargers to avoid damage to the phone. Using other batteries or chargers voids your warranty and may cause an explosion.

Caution: Do not use batteries and desktop chargers for other than the intended purposes.

Never store your phone in temperatures less than -4° F or greater than 122° F, such as outside during a snowstorm or in your car on a hot day. Exposure to excessive cold or heat may result in phone malfunction, damage and/or failure.

Use caution when using your phone near other electronic devices. RF emissions from your mobile phone may affect nearby inadequately shielded electronic equipment. Consult manufacturers of any personal medical devices such as pacemakers and hearing aides to determine if they are susceptible to interference from your mobile phone. Turn off your phone in a medical facility or at a gas station.

IMPORTANT! Please read the TIA Safety Information (see page 118) before using your phone.

Welcome . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

Important Information . . . . . . . . . . . . . . . . . . . . 10 FCC RF Exposure Information . . . . . . . . . . . . . 12

Phone Overview . . . . . . . . . . . . . . . . . . . . 14

Menus Overview . . . . . . . . . . . . . . . . . . . . 16

Getting Your Phone Started . . . . . . . . . . 18

The Battery . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18

Turning the Phone On and Off . . . . . . . . . . . . . 20

Screen Icons . . . . . . . . . . . . . . . . . . . . . . . . . . . 21

Basic Phone Operation . . . . . . . . . . . . . . 22

Making Calls . . . . . . . . . . . . . . . . . . . . . . . . . . . 22 Receiving Calls . . . . . . . . . . . . . . . . . . . . . . . . . 23

Quick Access to Convenient Features . . 24

Manner Mode

24

Silence All Mode

24

Lock Mode

25

Mute Function

25

Volume Quick Adjustment

26

Call Waiting

26

Caller ID

26

Speed Dialing

27

Voice Command

27

Entering and Editing Information . . . . . . 28

Text Input

28

Text Input Examples

30

Contacts in Your Phone’s Memory . . . . . 34

The Basics of Storing Contacts Entries

34

Options to Customize Your Contacts

36

Adding or Changing the Group

36

Changing the Call Ringer

37

Changing the Message Ringer

37

Adding or Changing the Memo

38

Adding or Changing the Picture ID

38

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LG Electronics LX5550 manual Welcome