LG Cosmos 3 VN251S User Manual

The LG Cosmos 3 VN251S is a feature-rich flip phone with QWERTY keyboard, 2.8-inch internal display, 1.3-inch external display, 2MP camera with video recording, Bluetooth connectivity, microSD card support up to 32GB, mobile web browsing, messaging capabilities, and long-lasting battery life. Below are key sections for safety, features, setup, operation, and troubleshooting.

1. Features at a Glance 2. Getting Started 3. Basic Operations 4. Specifications 5. Phone Controls 6. Messaging & Communication 7. Camera & Multimedia 8. Connectivity 9. Care & Maintenance 10. Regulatory Information 11. Troubleshooting

Features at a Glance

Key components: Internal QWERTY keyboard, External display, Camera, Navigation keys, Volume controls, Charging port.

FeatureDescription
Internal Display2.8-inch TFT LCD, 240x320 pixels
External Display1.3-inch monochrome, 128x128 pixels
Camera2MP with video recording capability
KeyboardFull QWERTY with dedicated function keys
MemoryInternal storage + microSD support up to 32GB
BatteryLong-lasting lithium-ion battery
ConnectivityBluetooth, USB charging/data transfer
Navigation5-way navigation pad with OK button
Volume ControlsSide-mounted volume up/down buttons
Charging PortMicro-USB connector

Getting Started

Unpack and inspect contents. Insert battery and SIM card.

  1. Insert SIM card: Remove battery cover, insert SIM card into slot.
  2. Insert battery: Place battery in compartment, replace cover.
  3. Charge phone: Connect charger to phone and wall outlet.
  4. Power on: Press and hold power button until display lights up.

WARNING! Use only approved LG accessories. Do not expose to water or extreme temperatures.

Basic Operations

Power on phone; follow initial setup prompts.

  1. Make calls: Dial number using keypad, press send button.
  2. Receive calls: Open flip or press send button to answer.
  3. Send messages: Access messaging menu, compose using QWERTY keyboard.
  4. Navigate menus: Use 5-way navigation pad to browse options.

CAUTION! Handle with care; avoid dropping or exposing to moisture.

Specifications

Phone Controls

External controls: Volume buttons, Camera shortcut, Charging port. Internal controls: QWERTY keyboard, Navigation pad, Function keys.

Key Functions: Send/End calls, Navigation pad (up/down/left/right/OK), Camera shortcut, Volume controls, Clear/Back button.

Display settings: Brightness, Backlight timeout, Wallpaper, Font size. Sound settings: Ringtone, Volume, Vibrate, Keypad tones. Security: Phone lock, SIM lock, Restriction settings.

Messaging & Communication

SMS/MMS: Create, send, receive text and multimedia messages. Email: Set up email accounts for mobile access.

  1. Access messaging: Press messaging shortcut or navigate to messaging menu.
  2. Compose message: Use QWERTY keyboard for fast text entry.
  3. Add attachments: Photos, videos, audio files for MMS.
  4. Manage conversations: View message history, delete threads.

Tip: Use predictive text for faster message composition.

Camera & Multimedia

2MP camera with various shooting modes and settings.

  1. Access camera: Press dedicated camera button or select from menu.
  2. Take photos: Frame shot using display, press OK to capture.
  3. Record video: Switch to video mode, press OK to start/stop recording.
  4. View media: Access gallery to view photos and videos.
  5. Music player: Play MP3 files stored on microSD card.
  6. Settings: Adjust resolution, quality, effects, white balance.

WARNING! Respect privacy laws when taking photos/videos.

Connectivity

Bluetooth: Pair with headsets, transfer files. USB: Charge and transfer data to computer.

Care & Maintenance

Clean with soft, dry cloth. Avoid liquids and abrasive materials.

CAUTION! Do not use chemicals or compressed air. Keep away from magnets.

Regulatory Information

FCC compliant: This device complies with part 15 of FCC rules. SAR information: This phone meets government requirements for exposure to radio waves. Copyright © LG Electronics. For support, visit www.lg.com or contact 1-800-243-0000.

Troubleshooting

SymptomPossible CauseCorrective Action
Phone won't turn onBattery/chargingCharge battery; ensure proper installation; try different charger.
No network signalSIM/network settingsCheck SIM installation; ensure network coverage; restart phone.
Camera not workingMemory/settingsCheck available memory; restart camera app; reset settings.
Bluetooth issuesPairing/visibilityEnsure Bluetooth enabled; make device visible; re-pair devices.
Keyboard not responsiveSoftware/hardwareRestart phone; check for obstructions; clean keyboard.

Reset: Settings > Reset > Master Reset if available.

Service: 1-800-243-0000; www.lg.com

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