1. Inleiding
This manual provides essential information for the installation, operation, maintenance, and troubleshooting of your Intel Core i5-9400 Desktop Processor. Please read this document thoroughly before proceeding with installation to ensure proper functionality and to avoid potential issues.
2. Product voorbijview
The Intel Core i5-9400 is a 9th Generation desktop processor designed for mainstream computing tasks, offering a balance of performance and efficiency. It features 6 cores and 6 threads, providing robust performance for everyday applications, gaming, and multitasking.

Afbeelding 1: Retail packaging for the Intel Core i5-9400 Desktop Processor. The box prominently displays '9TH GEN' and 'CORE i5' branding along with the Intel logo.
Belangrijkste kenmerken:
- 6 kernen / 6 threads: For efficient multitasking and application performance.
- Basissnelheid van de klok: 2.90 GHz, with a Max Turbo Frequency of up to 4.10 GHz.
- Cachegeheugen: 9 MB Intel Smart Cache for faster data access.
- Type stopcontact: LGA 1151, compatible with Intel 300 Series Chipset motherboards.
- Geïntegreerde grafische kaart: This specific model requires a discrete graphics processing unit (GPU) as its integrated graphics are not enabled.
- Intel Optane Memory Supported: Enhances system responsiveness.
3. Installatie en installatie
Proper installation is crucial for the stability and performance of your system. Always handle the processor with care, touching only the edges.
Inhoud van het pakket:
- Intel Core i5-9400 Processor
- Intel Stock CPU Cooler
Compatibiliteitsvereisten:
- Moederbord: Compatible only with motherboards based on Intel 300 Series Chipsets (e.g., H310, B360, H370, Z370, Z390). Ensure your motherboard BIOS is updated to support 9th Gen processors.
- Grafisch: A discrete graphics card is required for video output, as this processor model does not have enabled integrated graphics.
- Geheugen: Ondersteunt DDR4-2666 geheugen.
Installatiestappen:
- Moederbord voorbereiden: Ensure your computer is powered off and unplugged. Open the CPU socket lever on your motherboard.
- Processor installeren: Carefully align the processor with the socket, matching the gold triangle on the CPU with the corresponding mark on the socket. Gently place the processor into the socket without forcing it. Close the socket lever to secure the CPU.
- Breng thermische pasta aan (indien deze nog niet is aangebracht): Als uw koeler geen voorgeïnstalleerde koelpasta heeft, breng dan een kleine hoeveelheid (ter grootte van een erwt) aan in het midden van de geïntegreerde warmteverspreider (IHS) van de CPU.
- CPU-koeler installeren: Place the Intel Stock CPU Cooler onto the processor, aligning the mounting pins with the holes on the motherboard. Press down firmly on each pin in a diagonal pattern until they click into place. Connect the cooler's fan cable to the CPU_FAN header on the motherboard.
- Install Discrete Graphics Card: Insert your discrete graphics card into the appropriate PCIe slot on your motherboard and secure it. Connect any necessary PCIe power cables from your power supply to the graphics card.
- Sluit stroom aan: Reconnect all power cables to your motherboard and components.
For detailed visual instructions, refer to your motherboard's user manual or Intel's official installation guides available on their support webplaats.
Belangrijke juridische disclaimer: Wijzigen van de klokfrequentie of het volumetage may damage or reduce the useful life of the processor and other system components, and may reduce system stability and performance. Product warranties may not apply if the processor is operated beyond its specifications. Check with the manufacturers of system and components for additional details.
4. Gebruiksaanwijzing
Once installed, the Intel Core i5-9400 processor operates automatically within your system. Its performance is managed by the operating system and motherboard BIOS settings.
Belangrijkste operationele kenmerken:
- Intel Turbo Boost-technologie 2.0: Automatically increases the processor's frequency above the base operating frequency when operating below power, current, and temperature specification limits. This provides an opportunistic performance boost.
- Intel Optane-geheugen: When paired with Intel Optane Memory, the system can experience faster boot times and quicker application loading. Ensure your motherboard supports Optane Memory and follow Intel's setup guides for activation.
- Stroombeheer: The processor utilizes Enhanced Intel SpeedStep Technology and Idle States to optimize power consumption and thermal output based on workload.
5. Onderhoud
The Intel Core i5-9400 processor itself requires no direct maintenance. However, maintaining the cooling system is essential for its longevity and optimal performance.
- Stofverwijdering: Regularly clean dust from the CPU cooler heatsink and fan using compressed air. Dust accumulation can impede airflow and lead to higher operating temperatures.
- Thermische pasta: If you notice consistently high temperatures, consider reapplying thermal paste between the CPU and cooler. This typically involves removing the cooler, cleaning off old paste, and applying new paste.
- Systeemluchtstroom: Ensure your computer case has adequate airflow with properly configured intake and exhaust fans to dissipate heat effectively.
6. Probleemoplossing
Als u na de installatie van de Intel Core i5-9400-processor problemen ondervindt met uw systeem, kunt u de volgende stappen voor probleemoplossing overwegen:
- Geen beeld/systeem start niet op:
- Verify all power connections, especially the 8-pin (or 4+4-pin) CPU power connector on the motherboard.
- Ensure the discrete graphics card is properly seated and powered.
- Check that RAM modules are correctly installed in their slots.
- Confirm the CPU is correctly seated in its socket and the lever is locked.
- Consult your motherboard manual for POST (Power-On Self-Test) codes or diagnostic LEDs, which can indicate specific hardware failures.
- Oververhitting:
- Ensure the CPU cooler fan is spinning and connected to the CPU_FAN header.
- Verify that the CPU cooler is securely mounted and making good contact with the processor.
- Controleer of de koelpasta correct is aangebracht.
- Clean any dust from the heatsink fins.
- Systeeminstabiliteit/crashes:
- Ensure your motherboard BIOS is updated to the latest version that supports 9th Gen Intel processors.
- Voer geheugendiagnostische tools uit om te controleren op RAM-problemen.
- Avoid altering CPU clock frequency or voltage beyond factory specifications, as this can lead to instability.
Advanced Technologies for Security:
The Intel Core i5-9400 incorporates several advanced technologies designed to enhance system security and virtualization:
- Intel Virtualisatietechnologie (VT-x)
- Intel virtualisatietechnologie voor gerichte I/O (VT-d)
- Intel VT-x met uitgebreide paginatabellen (EPT)
- Intel 64 Architecture
- Instruction Set Extensions: SSE4.1/4.2, AVX2
- Intel Identity Protection Technology
- Intel AES New Instructions
- Veilige sleutel
- Intel Software Guard Extensions (Intel SGX) with Intel ME
- Intel Memory Protection Extensions (Intel MPX)
- Intel OS Guard
- Uitvoeren Bit uitschakelen
- Intel Boot Guard
7. Specificaties
| Functie | Specificatie |
|---|---|
| Processormodel | Intel Core i5-9400 |
| Core Name | Koffiemeer |
| Kerntelling | 6 |
| Aantal draden | 6 |
| Basiskloksnelheid | 2.9 GHz |
| Maximale turbofrequentie | 4.1 GHz |
| Smart Cache | 9 MB |
| Lithografie | 14nm |
| Stopcontact | LGA-1151 |
| Max Thermal Design Power (TDP) | 65 W |
| Geheugentype | DDR4-2666 |
| Maximale geheugenbandbreedte | 41.6GB/s |
| Processor-Grafiek | Intel UHD Graphics 630 (Requires discrete GPU for this model) |
| Grafische basisfrequentie | 350 MHz |
| Maximale dynamische grafische frequentie | 1.05 GHz |
| Max CPU Configuration | 1 |
| Instructieset | 64-bit |
| Artikelmodelnummer | BX80684I59400 |
| Productafmetingen | 4.57 x 2.76 x 3.98 inch |
| Artikelgewicht | 9.1 ons |
| Datum eerste beschikbaarheid | 7 januari 2019 |
8. Garantie en ondersteuning
Intel provides a limited warranty for its processors. For detailed information regarding warranty terms, conditions, and duration, please refer to the official Intel webde website of de garantiedocumentatie die bij uw product is meegeleverd.
Klantenservice:
For technical assistance, driver downloads, or further product information, visit the official Intel Support webwebsite:
- Intel-ondersteuning Webwebsite: www.intel.com/support
Belangrijke juridische disclaimer: Wijzigen van de klokfrequentie of het volumetage may damage or reduce the useful life of the processor and other system components, and may reduce system stability and performance. Product warranties may not apply if the processor is operated beyond its specifications. Check with the manufacturers of system and components for additional details.





