These are some common tools used to work on this device. You might not need every tool for every procedure.
Track down a number of hardware problems using the Troubleshooting
Background and Identification
The Nokia Lumia 635 is a touchscreen smartphone released on June 2014. It uses Windows Phone 8.1 as its core software.
4.5" ClearBlack IPS display, Gorilla Glass 3
5 MP autofocus rear camera without LED Flash, no front camera
Dual sim version available
Qualcomm Snapdragon 400 1.2 GHz Cortex A7 CPU
512 MB RAM, 8 GB internal storage expandable with a MicroSD slot up to 128 GB
1830 mAh battery
The phone measurements are expressed below:
Dimensions: 129.5 x 67.7 x 9.2 mm, 78.5 cc
Weight: 134 g
Display size: 480 x 854 pixels, 4.5 in