Introduction of welding accessories and cleaning tools

When your iPhone Screen goes black, it can be a frustrating experience, but there are several steps you can take to troubleshoot and potentially fix the problem. First, check the battery. A common cause of a black screen is a dead battery. Connect your iPhone Charger and wait a few minutes. If the battery is completely dead, you may see a charging icon or an Apple logo after a short time. If nothing happens, make sure the charging cable and port are working properly; check the charging port for any debris that could prevent a good connection. If charging doesn't fix the problem, try a force restart. This process can help reset any temporary software glitches that may be causing the screen to remain black. The method for a force restart varies by model: For iPhone 8 and later: Quickly press and release the Volume Up button, then press the Volume Down button, and finally press and hold the Side button until you see the Apple logo. For iPhone 7 and 7 Plus: Press and hold the Side ...

 If only a portion of your iPhone screen works, there are several potential issues that could be causing this problem. Understanding these issues can help you diagnose and effectively resolve the problem. 1. One of the most common causes is physical damage. If the phone is dropped or subjected to stress, the screen or internal components, such as the digitizer responsible for detecting touch input, can become damaged, causing this to happen. Even if there are no visible cracks, internal damage may still exist and require professional repair or replacement. 2. Software-related issues can also cause partial screen functionality issues. A malfunctioning app or recent software update can interfere with the responsiveness of the touchscreen. Restarting your device or booting it into safe mode can help determine if an app is causing the problem. If the screen works in safe mode, consider uninstalling recently added apps. 3. Additionally, a Screen Protector or Case can interfere with to...

A Multimeter is used to test and check the readings of various parts and components in a cell phone. How to Use a Multimeter in Cell Phone Repair? In cell phone repair, a multimeter is an important tool that is primarily used to measure voltage and current to help troubleshoot. Let's start with an introduction to multimeters. Using a multimeter in cell phone repair is essential for diagnosing problems and ensuring components are functioning properly. Here are the key steps and tips for using a multimeter effectively: Types of Multimeters: There are two main types of multimeters: digital and analog. Most technicians prefer digital multimeters because they are easy to use and accurate, while some experienced technicians may prefer analog models because they are simple and easy to use. Basic Setup: Before using a multimeter, connect the test leads (probes) to the device. The red probe is positive (+) and the black probe is negative (-). Make sure the multimeter is set to the correct ...

In daily life, iPhone Battery charging problems are common, but they can be solved. We know that mobile phone batteries will drain faster when the weather is extremely cold. To prevent problems with the iPhone battery charging process, you should protect your mobile device from low temperatures so that it can function better. iPhone charging paused due to low battery temperature Charging on iPhone will be paused when the battery temperature is too low due to built-in safety mechanisms designed to protect the health of the battery. The lithium-ion batteries that power the iPhone have specific safe charging temperature thresholds. When the battery temperature drops below a certain level, the device will stop charging to prevent potential damage. Low temperature charging limit: If charging in low temperatures, the battery may be damaged. To avoid this, the iPhone will display a notification indicating that charging is paused until the device warms up to a safe operating temperature. Use...