Category Archives: Service / Repair



CD/DVD/Bluray-Disk Drives Troubleshooting and Repair Tutorial

This is the CD Drives troubleshooting and repair tutorial for your electronic service reference. It should be work and also largely relevant for DVD/HD DVD/Blu-ray equipment. This document was developed specifically for the troubleshooting and repair of the CD players in component stereo systems, compact stereos, boomboxes, car units and portables, as well as CDROM… Read More »

Nokia Cell Phone

This is the Nokia cellphone wiring diagram collection. Fixing a cell phone is basically not a difficult thing. All you need is proper equipment, basic knowledge of electronics and of course a manual guide, including schematic diagrams. Nokia is one of the largest mobile phone manufacturer in the world. The products are very diverse, lots… Read More »