1. Ifihan
The Wozniak DL400 Pro is a professional LCD screen testing tool designed for a wide range of mobile devices, including iPhone, iWatch, iPad, Huawei, OPPO, VIVO, Xiaomi, and Samsung. It provides comprehensive testing capabilities for display, touch, and 3D functionality, along with current and voltage information, and original color restoration. This manual provides detailed instructions for setting up, operating, and maintaining your DL400 Pro tester.

2. Eto
2.1 Package Awọn akoonu
Rii daju pe gbogbo awọn eroja wa:
- DL400 Pro Main Unit
- Required Flex Cables (specific to device models)
- Iru-C Ngba agbara USB

2.2 Titan / Pa a
- Agbara Tan: Press and hold the 'ON/OFF' button located on the side of the device.
- Agbara Pa: Press and hold the 'ON/OFF' button until the device shuts down.
2.3 Gbigba agbara
The DL400 Pro has a built-in battery. Connect the provided Type-C charging cable to the 'Type-C' port on the device and a suitable power adapter (5V-2A recommended) to charge. The screen will indicate charging status.
2.4 Connecting a Device for Testing
- Identify the correct flex cable for the device you wish to test (e.g., iPhone 13 Pro, Samsung S8+).
- Insert the appropriate flex cable into either 'Card_A' or 'Card_B' slot on the DL400 Pro.
- Connect the device's screen assembly to the flex cable. The DL400 Pro features automatic identification, eliminating the need for manual switching.

3. Awọn ilana Iṣiṣẹ
3.1 Ipilẹ idari
- Ipo: Press the 'MODE' button to switch between different test modes.
- BRIGHTEST / BRIGHT: Use these buttons to adjust the screen brightness during testing.
- IGBAGBO: The 'RECOVER' button is used for specific recovery functions, such as original color restoration or EEPROM repair (depending on the mode).
- DIDE / SISE: Use these buttons to navigate through menus or test parameters on the display.

3.2 Screen Testing Functions
The DL400 Pro offers various testing capabilities:
- Idanwo Ifihan: Checks for dead pixels, color accuracy, and overall display quality.
- Touch Test: Verifies touch responsiveness and accuracy across the screen. The device supports touch track functionality to visualize touch input.
- 3D Touch Test: For compatible devices, tests the pressure-sensitive touch functionality.
- Lọwọlọwọ ati Voltage Alaye: Displays real-time current and voltage data during testing, which can help diagnose power-related issues.
- Original Color Restoration: A feature to restore the original color profile ti ifihan.
- Cable Laying Identification: Automatically identifies the cable arrangement for quick setup.

3.3 Awọn iṣẹ ilọsiwaju
- X-11 Series EEPROM Repair Mode: Supports EEPROM data repair for iPhone X to 11 series.
- 12-13 Series Driver IC Repair Mode: Supports driver IC repair for iPhone 12 to 13 series.
- High Brush Support: Compatible with high refresh rate screens.
- 13P-14PROMAX Support: Extended compatibility for newer iPhone models.
3.4 Video ifihan
Watch this video for a visual guide on the DL400 Pro's features and operation:
4. Itọju
- Ninu: Lo asọ asọ ti o gbẹ lati nu ẹrọ naa. Yago fun lilo awọn kẹmika lile tabi awọn ohun elo abrasive.
- Ibi ipamọ: Store the DL400 Pro in a cool, dry place away from direct sunlight and extreme temperatures.
- Flex Cables: Handle flex cables with care. Bending or damaging them can affect testing accuracy. Keep them organized and protected when not in use.
- Awọn imudojuiwọn sọfitiwia: Lorekore ṣayẹwo olupese ká website for firmware updates to ensure optimal performance and compatibility with new device models.
5. Laasigbotitusita
- Ẹrọ ko ṣiṣẹ lori: Ensure the battery is charged. Connect the Type-C cable and try again.
- Iboju ko han: Check if the flex cable is correctly inserted into both the DL400 Pro and the device's screen assembly. Ensure the screen assembly itself is functional.
- Touch not responding: Verify the flex cable connection. Perform a touch test to diagnose specific areas of unresponsiveness.
- Awọn kika ti ko pe: Ensure the correct flex cable is used for the specific device model. Clean the connectors on both the flex cable and the DL400 Pro.
- Device freezes: Try restarting the DL400 Pro by holding the 'ON/OFF' button. If the issue persists, contact support.
6. Awọn pato
| Iwa | Iye |
|---|---|
| Orukọ Brand | Wozniak |
| Nọmba awoṣe | DL400 Pro |
| Iru | Apapo |
| Ohun elo | Ṣiṣu, Irin |
| Ohun elo | Apo Irinṣẹ Kọmputa |
| DIY Agbari | Itanna |
| Package | Ọran |
| Batiri ti a ṣe sinu | Bẹẹni |
| Ibudo gbigba agbara | Iru-C |
| Atilẹyin 1 | fun iPhone |
| Atilẹyin 2 | for Hua Wei |
| Atilẹyin 3 | fun Samsung |
| Atilẹyin 4 | OPPO |
| Atilẹyin 5 | VIVO |
| Atilẹyin 6 | Xiaomi |
| Atilẹyin 7 | iWatch |
| Ipilẹṣẹ | Orile-ede China |
7. Awọn imọran olumulo
- Always ensure the flex cable is securely connected to both the tester and the screen assembly to avoid false readings or damage.
- When testing touch functionality, use a stylus or a clean finger to accurately trace patterns and identify unresponsive areas.
- Keep your DL400 Pro's firmware updated to ensure compatibility with the latest phone models and access to new features.
- For screens with complex issues, utilize the current and voltage display to pinpoint potential power delivery problems.
8. Atilẹyin ọja ati Support
For warranty information, technical support, or service inquiries, please refer to the seller's specific policies or contact the manufacturer directly. Keep your purchase records for any warranty claims.






