These are some common tools used to work on this device. You might not need every tool for every procedure.
Learn how to fix common issues that don't require disassembly with the Sony Cyber-shot HX100V Troubleshooting Guide.
The Sony Cyber-shot DSC-HX100V is a 16.2 Mega Pixel still-shot camera with a Carl Zeiss lens. It includes a 30x Optical zoom feature, 3.0 Xtra Fine LCD, and Full HD Movie capabilities.
This is the support guide on the Sony website. Sony esupport
For more in depth information, here is the owner's manual. Owner's manual
For a detailed, professional review on this digital camera, visit this link. Digital Photography Review