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1 resposta 0 pontos |
How to fix your PC needs to be automatic repair |
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1 resposta 4 pontos |
Charging LED blinking orange (500ms freq) |
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3 respostas 3 pontos |
Laptop power blinks white and orange, not turning on. |
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3 respostas 1 pontos |
Is the keyboard replaceable? |
Background
The HP EliteBook 840 series is part of HP’s business-oriented EliteBook lineup, known for offering a blend of performance, security, and premium design tailored for professionals. Its target audience is primarily business users, IT professionals, and enterprise environments. 840 series machines are thin and light 14-inch ultrabooks, often with aluminum or magnesium alloy bodies. Security features include HP Sure Start (BIOS protection), Sure Click, Sure View (privacy screen), fingerprint reader, and optional IR camera for Windows Hello.
The 840 series has seen multiple iterations since its introduction, typically refreshed annually:
- EliteBook 840 G1 to G3:
- Early Intel Core (Haswell/Skylake) CPUs.
- VGA and Ethernet ports still common.
- DDR3 RAM, SATA SSDs.
- EliteBook 840 G4 to G6:
- Transition to Intel Kaby Lake and Whiskey Lake CPUs.
- Introduction of USB-C and reduction in legacy ports.
- Enhanced display options (1080p, touchscreen, Sure View).
- EliteBook 840 G7 to G9:
- Thinner bezels, redesigned chassis.
- Intel 10th to 12th Gen Core processors.
- Improved thermals, battery life, and key travel.
- EliteBook 840 G10 (2023–2024):
- Powered by 13th Gen Intel Core or AMD Ryzen PRO 7000 series (in the Aero variant).
- AI-based features like HP Presence for video conferencing.
- DDR5 RAM, PCIe Gen 4 SSDs, and Wi-Fi 6E.
- HP Wolf Security enhancements.
Identification
840 Aero variants: A lighter version with a magnesium alloy build, offering the same performance with reduced weight — great for mobile professionals.
845 variants: Models ending in a 5 feature AMD chips as opposed to Intel models, which end in a 0.
Technical Specifications
- Display options: Up to 2.5K or 4K resolution, optional touchscreen and privacy screens.
- Input: Backlit keyboard, large glass trackpads, pointing stick on some models.
- Ports: Mix of USB-A, USB-C/Thunderbolt, HDMI, and optional Smart Card reader.
- Battery: Long battery life with fast charging capabilities.
- Manageability: vPro support (on Intel models), HP Manageability Integration Kit.
