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User manual for Microsoft Lumia 640 RM-1077 8GB Dual SIM Smartphone A00025085
Overall Rating: 4.5
90% of respondents would recommend this to a friend.
- Manufacturer: Microsoft
- Basic description and contents of package
- Product classification: Mobile - Unlocked Cell Phones
- Safety instructions
- Startup and operation of the unlocked cell phones
- Tips for setting up your Microsoft
- Settings and expert assistance
- Contact Microsoft service
- Troubleshooting
- Warranty information
- Price: 170 USD
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We recommend checking out our discussion threads on the Microsoft Lumia 640 RM-1077 8GB Dual SIM Smartphone A00025085,
which address similar problems with connecting and setting up Unlocked Cell Phones Microsoft.
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User manual for the Microsoft Lumia 640 RM-1077 8GB Dual SIM Smartphone A00025085
The user manual for the Microsoft Lumia 640 RM-1077 8GB Dual SIM Smartphone A00025085 provides
necessary instructions for the proper use of the product Mobile - Unlocked Cell Phones.
The unlocked 8GB white Lumia 640 RM-1077 8GB Dual SIM Smartphone from Microsoft features a 5" display complete with an HD 1280 x 720 resolution and a pixel density of 294 ppi. The touchscreen IPS LCD display gives you complete control over all of your apps while the ambient light sensor adjusts the display to match the current lighting conditions. An integrated accelerometer adjusts the display to match the phones viewing position.
Inside the Lumia 640 you'll find a 1.2 GHz quad-core Qualcomm Snapdragon 400 processor and 1GB of RAM giving you the necessary processing power to run a variety of applications and games. Along with enhanced processing power, this smartphone includes 8GB internal storage memory suitable for downloading applications, storing pictures and videos, and much more. To extend your Lumia's memory, you benefit from up to 30GB of free OneDrive cloud storage as well as the ability to insert a microSDXC card for up to 128GB of extra storage space.
With a variety of wireless options the Lumia 640 keeps you connected on the go. This smartphone can connect to select GSM networks at up to 3.5G HSPA+ speeds. Along with the ability to connect to cellular data networks, you can also connect to 802.11 b/g/n Wi-Fi networks while Bluetooth 4.0 technology makes it easy to connect wireless devices such as Bluetooth headsets.
To capture the world around you, the Lumia 640 Dual SIM is equipped with an 8-megapixel f/2.2 camera on the back and a 0.9 MP f/2.4 camera facing front. The rear camera has a 28mm focal length and an LED flash. It sports an expansive 1/4" sensor for enhanced low-light photography.
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If you own a Microsoft unlocked cell phones and have a user manual in electronic form,
you can upload it to this website using the link on the right side of the screen.
You can upload and download the manual for the Microsoft Lumia 640 RM-1077 8GB Dual SIM Smartphone A00025085 in the following formats:
- *.pdf, *.doc, *.txt, *.jpg - Other formats are unfortunately not supported.
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Additional parameters of the Microsoft Lumia 640 RM-1077 8GB Dual SIM Smartphone A00025085:
| Operating System | Windows Phone 8.1 Lumia Denim | | Memory | RAM: 1 GB | | Chipset | Qualcomm Snapdragon 400 | | Processor | 1.2 GHz ARM Cortex A7 Quad-Core | | GPU | Adreno 305 | | Storage | 8 GB | | Size | 5" | | Display Colors | 16.0 Million | | Aspect Ratio | 16:9 | | Pixel Density | 294 ppi | | Display Technology | IPS LCD | | Screen Coating | Anti-Glare, Gorilla Glass 3 | | Sensors | Ambient light sensor, Magnetometer, Proximity sensor | | Native Resolution | 1280 x 720 | | Accelerometer | Yes | | Ports | 1x USB 2.0 - Micro (Input/Output) | | Audio | 1x 1/8" (3.5 mm) Headphone/Microphone | | Flash Media Slot | 1x microSDXC | | Sim Card Size | Card 2: Micro | | Cellular Network | 2.5G (EDGE, GSM/GPRS ) MHz:850, 900, 1800, 1900
3.5G (HSPA+, UMTS/WCDMA ) MHz:850, 900, 1900, 2100 | | Wi-Fi | 802.11b/g/n | | Bluetooth | Bluetooth 4.0 | | NFC | No | | Infrared | No | | GPS | Yes | | Resolution | 0.9 MP / Video: 1280 x 720p | | Resolution | 8.0 MP / Video: 1920 x 1080p 30 fps | | Aperture | f/2.2 | | Focal Length | 28 | | Back Side Illumination | Yes | | Flash | Yes | | Zoom | Digital: 4x | | Keyboard | Virtual | | Battery | Removable Providing up to 840 Hours per Charge (2500.0 mAh) | | Power Management | Maximum Standby Time: 840 Hrs
Maximum Talk Time (2G): 27.3 Hrs
Maximum Talk Time (3G): 20.3 Hrs
Maximum Music Playback Time: 86 Hrs
Maximum Wi-Fi Web Browsing Time: 10.9 Hrs
Maximum Video Playback Time: 8.7 Hrs | | Dimensions (WxHxD) | 2.8 x 5.6 x 0.3" / 72.2 x 141.3 x 8.8 mm Varies by Color | | Weight | 5.11 oz / 145 g | |
The user manual for the Microsoft Lumia 640 RM-1077 8GB Dual SIM Smartphone A00025085 can be downloaded in .pdf
format if it did not come with your new unlocked cell phones, although the seller is
required to supply one. It is also quite common that customers throw out
the user manual with the box, or put the CD away somewhere and then can’t find it.
That’s why we and other Microsoft users keep a unique electronic library
for Microsoft unlocked cell phoness,
where you can use our link to download the user manual for the Microsoft Lumia 640 RM-1077 8GB Dual SIM Smartphone A00025085.
The user manual lists all of the functions of the Microsoft Lumia 640 RM-1077 8GB Dual SIM Smartphone A00025085,
all the basic and advanced features and tells you how to use the unlocked cell phones.
The manual also provides troubleshooting for common problems. Even greater
detail is provided by the service manual, which is not typically shipped with the product,
but which can often be downloaded from Microsoft service.
If you want to help expand our database, you can upload a link to this website
to download a user manual or service manual, ideally in .pdf format. These pages
are created by you – users of the Microsoft Lumia 640 RM-1077 8GB Dual SIM Smartphone A00025085. User manuals are also
available on the Microsoft website under Mobile - Unlocked Cell Phones.
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