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Microsoft Lumia 640 LTE User Manual

Microsoft Lumia 640 LTE
23 pages
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Quick Guide
Lumia 640 LTE
9264605 Issue 1.0 EN RM-1074
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Microsoft Lumia 640 LTE Specifications

General IconGeneral
Pixel density294 ppi
Display diagonal5 \
Touch technologyMulti-touch
Touchscreen typeCapacitive
Display resolution1280 x 720 pixels
Display number of colors16.78 million colors
Processor cores4
Processor familyQualcomm Snapdragon
Processor frequency1.2 GHz
RAM capacity1 GB
Compatible memory cardsMicroSD (TransFlash)
Maximum memory card size128 GB
Internal storage capacity8 GB
Flash typeLED
Front camera typeSingle camera
Maximum frame rate30 fps
Video recording modes1080p, 720p
Rear camera resolution (numeric)8 MP
Front camera resolution (numeric)0.9 MP
4G standardLTE
2G standardsGSM
3G standardsWCDMA
SIM card typeMicroSIM
Wi-Fi standards802.11b, 802.11g, Wi-Fi 4 (802.11n)
Bluetooth version4.0
3G bands supported850, 900, 2100 MHz
4G bands supported800, 900, 1800, 2100, 2600 MHz
Bluetooth profilesA2DP, AVRCP, GATT, HFP, HID, MAP, OPP, PBAP
SIM card capabilitySingle SIM
2G bands (primary SIM)850, 900, 1800, 1900 MHz
Mobile network generation4G
USB version2.0
USB connector typeMicro-USB
HDMI ports quantity0
Headphone connectivity3.5 mm
Form factorBar
Product colorBlack
PlatformWindows
Operating system installedWindows Phone 8.1
Subscription typeNo subscription
ThemesWallpapers
PersonalizationIcons, Menu, Shortcuts
Personal info management (PIM)Alarm clock, Calculator, Calendar, Events reminder, Notes, To-do list
Voice codecsAMR-NB, AMR-WB, FR
Audio formats supported-
Video formats supportedH.263, H.264, MPEG4, VC-1
Video compression formatsH.263, H.264, MPEG4
Multimedia Messaging Service (MMS)Multimedia Messaging Service (MMS) is a standard way to send messages that include multimedia content to and from a mobile phone over a cellular network
Talk time (2G)26.5 h
Talk time (3G)17.5 h
Battery capacity2500 mAh
Standby time (3G)- h
Browsing time (Wi-Fi)10.8 h
Continuous audio playback time86 h
Continuous video playback time8.6 h
Body SAR (EU)0.45 W/kg
Head SAR (EU)0.73 W/kg
Specific absorption rate (SAR) value (EU)- W/kg
Weight and Dimensions IconWeight and Dimensions
Depth8.8 mm
Width72.2 mm
Height157.9 mm
Weight145 g

Summary

Keys and parts

Get started

Remove the back cover and battery

Instructions on safely removing the phone's back cover and battery for initial access.

Insert the SIM and memory card

Insert SIM and memory card

Steps for inserting micro-SIM and microSD cards into the device slots.

Replace the battery and back cover

Replace battery and back cover

Guide on how to correctly reinsert the battery and attach the back cover.

Charge the battery

Charge the battery

Instructions on connecting the phone to a power source for charging via USB.

Set up your phone

Set up phone and Microsoft account

Steps to power on the device and configure a Microsoft account for full functionality.

Explore your tiles and apps

Navigate tiles and apps

Explanation of the start screen, app menu, and basic navigation gestures.

Navigate by touch

Touchscreen gestures

Details on fundamental touch gestures like swipe, tap, and tap-and-hold for device interaction.

Transfer content from your old phone

Transfer data to new phone

Methods for transferring contacts, messages, and other data from an old phone.

Help and tips

Accessing help and tips

Information on finding built-in help, tips, and online support resources.

Troubleshoot phone issues

Troubleshoot unresponsive phone

Procedure to restart the phone to resolve unresponsiveness without losing data.

Product and safety information

Accessibility solutions

Information on features designed for users with disabilities.

Hearing safety and interference

Warnings and advice regarding headset use and potential interference with hearing aids.

Nickel content statement

Statement about the device's surface being nickel-free.

SAR certification information

Details on radio wave exposure guidelines and compliance with SAR limits.

Original accessories

Practical rules for accessories

Guidelines for safe handling, installation, and use of device accessories.

Battery specifications

Details on battery type, talk time, and standby time estimates.

Copyrights and other notices

Declaration of Conformity

Statement of compliance with relevant EU directives and availability of conformity declaration.

FCC NOTICE

Information regarding FCC rules, compliance, and potential interference.

Manufacturer's Limited Warranty (General)

General warranty terms

Overview of the manufacturer's warranty, coverage, and rights.

Warranty coverage duration

Specifies the duration of warranty for the main device and accessories.

Warranty exclusions

Lists items not covered by the manufacturer's warranty.

Liability limitations

Outlines limitations on the manufacturer's responsibility for damages and losses.

Other warranty notices

Additional information and contacts for warranty queries and service.

Manufacturer's Limited Warranty (Australia/New Zealand)

General warranty terms (Australia/NZ)

General warranty provisions specific to Australia and New Zealand.

Warranty coverage (Australia/NZ)

Details warranty periods for the device and accessories in Australia/NZ.

Warranty exclusions (Australia/NZ)

Lists what is not covered and liability limits under the warranty.

Liability limitations (Australia/NZ)

Outlines limitations on manufacturer responsibility for damages and losses in Australia/NZ.

Other warranty notices (Australia/NZ)

Provides warranty service contacts and country-specific information for Australia and New Zealand.

LIMITED WARRANTY CARD

Warranty claim information

Fields for recording device and purchase details to support warranty claims.

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