It's important to have access to detailed Android phone/iPhone/iPad/Laptop circuit diagrams and bitmap for phone repair technicians, DIY enthusiasts, or mobile phone repair service centers. The China Phonefix Team will share how to obtain free mobile phone/iPhone motherboard circuit diagram resources and free trials of several popular online drawings on the market, like JC Drawing, WUXINJI, ZXW, etc., so that phone repair masters can confidently troubleshoot, repair and maintain faulty mobile phones.
Before we get the method of free trial online mobile phone schematic diagram software, we must first understand what functions these online drawing software can provide us.
The structure of the mobile phone motherboard is very precise and complex, including the iPhone motherboard and Android phones. When a hardware failure occurs in the mobile phone, we need to remove the phone motherboard for fault diagnosis. This troubleshooting process usually involves the various chip circuit directions, chip data, etc. on the motherboard. Understanding the complexity of mobile phone motherboards schematics can improve the efficiency and success rate of mobile phone repairs.
These online schematic diagram drawings have detailed motherboard circuits for iPhones, iPads, Huawei, Xiaomi, Samsung and other Android phones, the locations of various chip components, and chip current, voltage and resistance data, etc. At this time, we can use online drawings to quickly find the fault point, so that we can carry out the next step of maintenance work and finally repair the faulty mobile phone. In addition, these online drawing software have mobile phone repair case sharing, which helps mobile phone repair masters acquire repair skills and experience and improve mobile phone repair efficiency.
The China Phonefix team summarized several Free and Professional mobile phone and iPhone Circuit Diagram Resources in 2025.
1. JC Drawing
JC Intelligent Drawing Schematic Circuit Diagram: JCID factory provides advanced JC Drawing Card Schematic Diagram and iNode Bitmap for iPhone, iPad and Android devices.
How to use JC drawing for free?
1. Download the software: https://www.jcprogrammer.com/download/software
2. Register with your email address, then log in. Every new user has a 1-3 day free trial period.
3. For JC drawing, China Phonefix provides a 1 week free account, just complete the sharing task specified by China Phonefix to get it. Each user can only get it once.
4. After the trial, if you want to renew, you can get a 1-year, 3-month or 1-month account at the best price on diyfixtool.com.
2. ZXW Online Software
ZXWTEAM is committed to the development of ZXW online software. The latest V3.2 ZXW Soft (ZXWTEAM software digital authorization code) can view iPhone/iPad/mobile phone schematics and bitmaps through the online account. The latest version does not support WinXP, please upgrade to a higher version of win7 (win10 or win11).
How to use ZXW drawing for free?
1. Download the software: https://www.zxwtools.com/en/download.html
2. Register with your email address, then log in. Every new user has a 1-3 day free trial period.
3. If you require full functionality long term you can obtain this at diyfixtool.com or contact the Phonefix team and we will provide you with an authorization code, serial number and password.
4. Click the Account Settings on the left menu bar to enter the personal data page for renewal of the authorization code.
3. WUXINJI Schematic
WUXINJI platform provides professional maintenance bitmap, schematic diagram, motherboard/circuit board diagram, phone PCB circuit diagram, basic knowledge, maintenance programs, maintenance equipment and maintenance video for iPhone iPad Samsung Xiaomi and other Android Phones.
How to use ZXW drawing for free?
1. Download the software: http://english.wuxinji.com.
2. Register with your email address, then log in. Every new user has a 1-3 day free trial period.
3. If you require full functionality long term you can obtain this at diyfixtool.com or contact the China Phonefix team and we will provide you with an authorization code, serial number and password.
4. Use the authorization code (SN/KEY) to renew your account.
4. XINZHIZAO XZZ Schematic Drawing
XZZ(XinZhiZao) has produced a multi-language version of laptop and smartphone repair software, which contains circuit diagrams, PCB layers, schematics, bitmaps and repair cases for the following products. Smartphones include all iPhones, Samsung, XIAOMI, OPPO, VIVO, MOTO, ONEPLUS, GOOGLE, laptops include Apple, Lenovo, Dell, Hp, Samsung, etc.
How to use XZZ drawing for free?
1. International registration address: gb.wmdang.com
2. After registration, use a computer with Windows system to download the software, choose one of the two,
- Chinese and English dual language download: www.xzmpdf.net
- English download: gb.wmdang.com
3. If you require full functionality long term you can obtain this at diyfixtool.com or contact the Phonefix team and we will provide you with an authorization code, serial number and password.
4. Use the authorization code (SN/KEY) to renew your account.
Please note: XZZ drawings have a single-user version and three-user version. The single-user version can only be used by one person. The three-user version can be used by three people at the same time.
Please stay tuned to the China Phonefix team, we will continue to update the latest news about free mobile Phone iPhone schematics drawings and the laptop drawings. We believe that these mobile phone schematic drawings are of great use for mobile phone repair, iPhone repair, iPad repair and laptop repair. This phone drawing is also one of the essential mobile phone repair software tools for every professional mobile phone repair shop or mobile phone repair personnel.
Mobile/Laptop/iPhone Schematic Drawing Free Online Software in 2025
