pengenalan
This manual provides essential information for setting up, operating, maintaining, and troubleshooting your GMKtec K15 Mini PC AI Ultra 5 125U. Please read this manual thoroughly before using the device to ensure optimal performance and longevity.
The GMKtec K15 is a high-performance mini PC featuring the Intel Core Ultra 5 125U processor with integrated AI capabilities, Intel Arc 140T GPU, 32GB DDR5 RAM, and a 1TB PCIe 4.0 SSD. It supports quad 8K displays and includes an Oculink port for external graphics expansion, making it suitable for gaming, video editing, and demanding multitasking environments.
Kandungan Pakej
Before proceeding with the setup, verify that all items are present in the package:
- GMKtec NucBox K15 AI Mini PC Ultra 5 125U
- Bekalan Kuasa & Kabel
- Kabel HDMI
- Manual Pengguna (dokumen ini)

Image: Contents of the GMKtec K15 Mini PC retail package.
Arahan Persediaan
- Sambung Peranti: Connect your monitor(s) to the available HDMI 2.1, DisplayPort 1.4, or USB Type-C ports. Connect your keyboard and mouse to the USB ports.
- Sambungkan Kuasa: Plug the power supply cable into the DC Power Input port on the mini PC, then connect the power adapter to an electrical outlet.
- Hidupkan kuasa: Press the power button located on the front panel of the mini PC. The system will boot up.
- Initial Operating System Setup: Ikut arahan pada skrin untuk melengkapkan persediaan Windows 11 Pro, termasuk bahasa, wilayah, sambungan rangkaian dan penciptaan akaun pengguna.

Image: GMKtec K15 Mini PC connected to a display and peripherals.
Arahan Operasi
Front and Rear Panel I/O
Familiarize yourself with the input/output ports on your GMKtec K15 Mini PC:

Imej: Terperinci view of the front and rear I/O ports.
- Panel Depan: Power Button, USB 3.2 Gen2 x3, Full-Function Type-C, 3.5mm Audio Jack, Reset button.
- Panel belakang: DC Power Input, Kensington Lock, 3.5mm Audio Jack, USB4 Port, HDMI Port, Oculink Port, DisplayPort (DP), USB 2.0 x2, 2.5G Ethernet Ports x2, Fan Mode Button.
Multi-Display Setup
The K15 supports up to four 4K/8K displays simultaneously. Connect your monitors to the HDMI 2.1, DisplayPort 1.4, and USB Type-C (supporting DP1.4) ports. Configure display settings within your operating system.

Image: Quad 4K/8K display support for enhanced productivity.
Mod Prestasi
The K15 Mini PC offers three performance modes to balance power consumption and performance:
- Silent Mode (15W): Optimized for quiet operation and low power consumption.
- Mod Baki (25W): A balanced setting for everyday tasks.
- Mod Prestasi (35W): Memaksimumkan prestasi CPU dan GPU untuk aplikasi dan permainan yang menuntut.
You can switch between these modes using the Fan Mode Button on the rear panel or through system software settings.

Image: Three selectable performance modes for varied usage scenarios.
Oculink Port Usage
The Oculink port provides a high-bandwidth PCIe x4 connection for external graphics cards (eGPUs). This allows for significantly enhanced graphics performance for gaming or professional applications. Connect your Oculink-compatible eGPU enclosure to this port. Note: Oculink does not support hot-plugging. Ensure the system is powered off before connecting or disconnecting an eGPU.

Image: Oculink port for external graphics card connectivity.
Video: Tamatview of the GMKtec K15 AI Mini PC, highlighting its features including the Oculink port for external graphics.
Penyelenggaraan
Pembersihan
Regularly clean the exterior of the mini PC with a soft, dry cloth. For dust accumulation in vents, use compressed air. Ensure the device is powered off and unplugged before cleaning.
Kemas Kini Perisian
Keep your operating system and drivers updated to ensure optimal performance and security. Windows Update will handle OS updates, and GMKtec may provide driver updates on their official support webtapak.
Storage and RAM Expansion
The GMKtec K15 features three M.2 2280 expansion slots for PCIe 4.0 SSDs, each supporting up to 8TB, for a total of 24TB. It also supports dual SO-DIMM DDR5 4800MT/S memory sticks, with a maximum capacity of 96GB. Refer to the detailed instructions on the GMKtec support website for safe installation of additional storage or RAM.

Image: Internal layout highlighting RAM and M.2 SSD expansion capabilities.
Sistem Penyejukan
The K15 is equipped with a triple cooling fan system (dual turbo CPU fans + DDR5/SSD cooling fan) and three advanced heatpipes. Ensure the vents are not obstructed to maintain efficient cooling. The system operates quietly, around 35dB in Quiet Mode.

Image: Dual-fan cooling system design for efficient heat dissipation.
Menyelesaikan masalah
- Tiada Kuasa:
- Ensure the power adapter is securely connected to both the mini PC and a working electrical outlet.
- Sahkan butang kuasa ditekan dengan kuat.
- Tiada Paparan:
- Check that the HDMI, DisplayPort, or USB-C cable is securely connected to both the mini PC and the monitor.
- Pastikan monitor dihidupkan dan ditetapkan kepada sumber input yang betul.
- Cuba kabel paparan atau monitor lain jika tersedia.
- Tiada Sambungan Internet (Berwayar):
- Verify the Ethernet cable is securely connected to both the mini PC's 2.5GbE LAN port and your router/modem.
- Check your router/modem for proper operation.
- Tiada Sambungan Internet (Tanpa Wayar):
- Pastikan Wi-Fi didayakan dalam tetapan Windows.
- Check that you are connected to the correct Wi-Fi network and have entered the password correctly.
- Mulakan semula penghala/modem anda.
- Kelembapan Sistem:
- Check for background applications consuming excessive resources.
- Ensure the cooling vents are clear of obstructions.
- Update drivers and operating system.
Spesifikasi
| Ciri | Perincian |
|---|---|
| Nama Model | GMKtec NucBox K15 |
| Pemproses | Intel Core Ultra 5 125U (12 Cores, 16 Threads, up to 4.3 GHz) |
| Grafik | Intel Arc 140T GPU 2.35GHz (8 Xe cores) |
| AI NPU | Intel AI Boost NPU (up to 13 TOPS) |
| RAM | 32GB DDR5 4800MT/S (Dual Channel, Max 96GB) |
| Penyimpanan | 1TB PCIe 4.0 M.2 2280 SSD (3x M.2 slots, Max 24TB) |
| Sistem Operasi | Windows 11 Pro |
| Output Video | HDMI 2.1 (8K@60Hz), DisplayPort 1.4 (4K@60Hz), USB Type-C (DP1.4/DATA) - Quad Display Support |
| Rangkaian | 2x 2.5GbE LAN, Wi-Fi 6E, Bluetooth 5.2 |
| Pelabuhan | USB4 x1, Type-C x1, USB x2, USB 3.2 Gen2 x3, DP 1.4, HDMI 2.1, Oculink, CTIA x2, 2.5G LAN x2, 3.5mm Audio Jack |
| Penggunaan Kuasa | 35 Watt |
| Menyejukkan | Triple Cooling Fans with RGB Lighting |
Waranti dan Sokongan
GMKtec menawarkan a Waranti terhad 1 tahun for the K15 Mini PC, effective from the date of purchase. This warranty covers defects in design and workmanship.
For technical support, warranty claims, or further assistance, please visit the official GMKtec website or contact their customer service. Keep your purchase receipt as proof of purchase for warranty services.





