1. المقدمة
This VPFET 4K144Hz HDMI KVM Switch is designed to allow two computers to share a single set of keyboard, mouse, and three monitors. It supports high resolutions up to 8K@60Hz and 4K@120Hz, providing a seamless and efficient workspace for users with multiple systems and display requirements. The integrated USB 3.0 ports enable fast data transfer and sharing of additional USB peripherals.

Image: User operating a triple monitor setup with the KVM switch.
2. محتويات العبوة
يرجى التأكد من أن جميع العناصر المدرجة أدناه متضمنة في الحزمة الخاصة بك:
- 1 x VPFET 4K144Hz HDMI KVM Switch Unit
- 1 x External Desktop Controller
- 2 x USB 3.0 A-A Cables
- محول طاقة واحد بجهد 12 فولت تيار مستمر
- 1 x User Manual (Physical Copy)

Image: Contents of the VPFET KVM Switch package.
3. انتهى المنتجview
Familiarize yourself with the ports and controls on the KVM switch.

Image: Front and Rear Panel Layout of the KVM Switch.
3.1 اللوحة الأمامية
- USB 3.0 Ports (1-4): Connect your keyboard, mouse, USB flash drives, printers, or other USB peripherals.
- PC1/PC2 Indicator: LED lights indicate which computer is currently active.
- SW (Switch) Button: اضغط للتبديل بين PC1 و PC2.
- منفذ التحكم: Connect the external desktop controller for remote switching.
3.2 اللوحة الخلفية
- مفتاح تشغيل / إيقاف: Power switch for the KVM unit.
- تيار مستمر 12 فولت: Power input port. Connect the provided DC12V power adapter.
- PC1 IN (HDMI A, B, C & USB3.0): Connect HDMI outputs and a USB 3.0 A-A cable from Computer 1.
- PC2 IN (HDMI A, B, C & USB3.0): Connect HDMI outputs and a USB 3.0 A-A cable from Computer 2.
- OUT A, B, C: Connect your three monitors to these HDMI output ports.
4. تعليمات الإعداد
Follow these steps to connect your KVM switch:

Image: KVM Switch Connection Diagram.
- ربط الشاشات: Connect your three monitors to the KVM's HDMI OUT A, OUT B, and OUT C ports.
- Connect Computer 1:
- Connect three HDMI cables from Computer 1's HDMI outputs to the KVM's PC1 IN (HDMI A, B, C) ports.
- Connect one USB 3.0 A-A cable from Computer 1's USB port to the KVM's PC1 IN (USB3.0) port.
- Connect Computer 2:
- Connect three HDMI cables from Computer 2's HDMI outputs to the KVM's PC2 IN (HDMI A, B, C) ports.
- Connect one USB 3.0 A-A cable from Computer 2's USB port to the KVM's PC2 IN (USB3.0) port.
- توصيل الأجهزة الطرفية: Connect your keyboard, mouse, and any other USB peripherals (e.g., printer, USB drive) to the USB 3.0 ports on the KVM's front panel.
- Connect External Controller (Optional): Plug the external desktop controller into the 'Control' port on the KVM's front panel.
- توصيل الطاقة: Plug the DC12V power adapter into the KVM's DC 12V port, then plug the adapter into a power outlet.
- تشغيل الطاقة: Turn on the KVM switch using the ON/OFF switch on the rear panel. Power on both connected computers.
ملاحظة هامة:
- For triple monitor functionality, each connected computer's graphics card must have three HDMI outputs.
- تأكد من توصيل جميع كابلات HDMI و USB بشكل آمن.
- The KVM supports both duplication (mirror) and extension display modes, depending on your computer's display settings.
5. تعليمات التشغيل
5.1 التبديل بين أجهزة الكمبيوتر
You can switch between the two connected computers using one of two methods:
- زر اللوحة الأمامية: Press the 'SW' button on the front panel of the KVM switch to toggle between PC1 and PC2.
- External Desktop Controller: Press the button on the external desktop controller to switch between PC1 and PC2. This allows for convenient switching if the KVM unit is out of reach.

Image: Front panel switch button.

Image: External desktop controller.
5.2 مؤشرات LED
The LED indicators on the front panel will illuminate to show which computer (PC1 or PC2) is currently selected and active. A green light indicates the active PC.

Image: LED indicators for active PC.
5.3 منافذ USB 3.0
The four USB 3.0 ports on the front panel support data transfer rates up to 5Gbps, which is 10 times faster than USB 2.0. These ports are backward compatible with USB 2.0 and USB 1.1 devices, allowing you to share various peripherals between your two computers.

Image: USB 3.0 data transfer speed comparison.
5.4 طرق العرض
The KVM switch supports both extended and mirrored display modes for your triple monitor setup. You can configure these settings within your computer's operating system display preferences.
- Extended Displays: Each monitor displays a different part of your desktop, expanding your workspace.
- يعرض المرآة: All three monitors display the same content.

Image: Extended and Mirror Display Modes.
6. الصيانة
To ensure optimal performance and longevity of your KVM switch, follow these simple maintenance guidelines:
- احتفظ بالجهاز في مكان بارد وجاف، بعيداً عن أشعة الشمس المباشرة والحرارة الزائدة.
- نظّف الجزء الخارجي بقطعة قماش ناعمة وجافة. لا تستخدم المنظفات السائلة أو البخاخات.
- تأكد من التهوية المناسبة حول الوحدة لمنع ارتفاع درجة الحرارة.
- Avoid placing heavy objects on top of the KVM switch.
7. استكشاف الأخطاء وإصلاحها
إذا واجهت مشاكل مع مفتاح KVM الخاص بك، فيرجى الرجوع إلى المشاكل والحلول الشائعة التالية:
- لا يوجد عرض أو دقة غير صحيحة:
- Ensure all HDMI cables are securely connected between the computers, KVM, and monitors.
- Verify that your computer's graphics card supports three HDMI outputs.
- Check that your monitors and HDMI cables are compatible with the desired resolution (e.g., 8K for 8K@60Hz, 4K for 4K@120Hz).
- Try restarting the KVM switch and both computers.
- Keyboard/Mouse or USB Peripherals Not Working:
- Ensure the USB 3.0 A-A cables are correctly connected from both computers to the KVM's PC IN USB3.0 ports.
- تأكد من أن مفتاح KVM قيد التشغيل.
- Try connecting the USB peripheral directly to the computer to confirm it functions independently.
- Some high-power USB devices may require an external power source.
- مشاكل التبديل:
- Ensure the 'SW' button or external controller button is pressed firmly.
- Check the connection of the external desktop controller to the KVM's 'Control' port.
- Confirm the LED indicator changes to the desired PC.
- Output A Shows Incorrect Colors:
- Try swapping the HDMI cable connected to Output A with another HDMI cable.
- If possible, try connecting the monitor to a different output port (e.g., Output B or C) to isolate the issue.
- Ensure your monitor settings are correctly configured.
8. المواصفات
| رقم الموديل | VPFET-MODEL-NUMBER |
| دقة الفيديو | ما يصل إلى 8 كيلو عند 60 هرتز، 4 كيلو عند 120 هرتز |
| منافذ USB | 4 x USB 3.0 (5Gbps data transfer) |
| وضع التشغيل | Manual (Button-push) |
| حجم التشغيلtage | تيار مستمر 12 فولت |
| الأبعاد (الطول × العرض × الارتفاع) | 15 × 6.5 × 4.8 سم |
| وزن | 620 جرام |
| مادة | Metal (Copper, Bronze contact material) |
| لون | أسود |
9. الضمان والدعم
This VPFET KVM Switch comes with a ضمان لمدة 12 شهرًا من تاريخ الشراء.
If you encounter any problems or have questions regarding the product, please do not hesitate to contact our customer support team. We are committed to assisting you until your issue is resolved.
Please refer to the contact information provided with your purchase or on the official VPFET webموقع للدعم.