hp 640g8 english backlit keyboard
- Optional feature: The backlight is not a standard feature on all configurations of the HP ProBook 640 G8; it must be specifically included as an option at the time of purchase.
- Enhanced visibility: The primary purpose is to provide illumination for the keys, allowing for a comfortable and accurate typing experience in low-light environments.
- Adjustable brightness and timeout: Users can typically adjust the brightness levels (e.g., dim, bright, off) by repeatedly pressing the dedicated function key (usually F5, F9, or F11). The timeout duration (e.g., 30 seconds, 3 minutes, always on) can also be configured in the BIOS settings.
- Spill-resistant design: The keyboard is part of the "HP Premium Keyboard" design, which includes spill-resistant properties to help protect the laptop from minor liquid exposure.
- Single-color illumination: Unlike some gaming laptops, the backlight on the HP ProBook 640 G8 typically offers a single color (often a soft white or similar hue) rather than customizable RGB options.
These technical documents explain the optional backlit keyboard's features and compatibility for the HP ProBook 640 G8:
hp 745g6 ryzen 5 amd ,8gb,256,non touchscreen
- Processor: AMD Ryzen 5 PRO 3500U with a base clock of 2.1 GHz and a maximum boost speed of 3.7 GHz. This is a quad-core, eight-thread CPU.
- Memory: Equipped with 8GB DDR4 RAM, typically expandable up to 32GB via two SO-DIMM slots.
- Storage: Comes with a 256GB PCIe NVMe SSD for fast boot times and data access.
- Graphics: Features integrated AMD Radeon Vega 8 Graphics. While often marketed with "2GB graphics," this usually refers to system-shared memory used by the integrated GPU, which is sufficient for light creative tasks and 1080p video playback.
- Display: A 14-inch Full HD (1920 x 1080) IPS anti-glare display. Some configurations include a touchscreen option.
Design and Connectivity
- Build: Premium aluminum body certified to MIL-STD-810G military standards for durability.
- Weight: Highly portable, weighing approximately 1.53 kg (3.37 lbs).
- Audio: Features dual speakers tuned by Bang & Olufsen with HP Noise Cancellation for clear conferencing.
- Ports: Includes 1x USB Type-C (supports Power Delivery and DisplayPort), 2x USB 3.1 Gen 1, 1x HDMI 2.0, RJ-45 Ethernet, and a docking connector.
HP 820G3 CORE I5,8GB,256SSD,12.5INCHES
Feature Details
CPU Intel Core i5‐6200U or 6300U (2.3–2.4 GHz base, 2.8–3.0 GHz Turbo, dual‐core, 3 MB cache)
RAM 8 GB DDR4 (likely 2133–2400 MHz), soldered with possible expansion
Storage 256 GB SSD — mostly SATA or PCIe M.2 depending on listing
Display 12.5′′ non‐touch; HD (1366×768) or FHD (1920×1080) anti‐glare panels
Build Business‐grade: magnesium‐alloy chassis, MIL‐STD‐810, spill‐resistant keyboard
Ports USB‐A, USB‐C, HDMI, DisplayPort/VGA, RJ‐45, micro‐SD, audio, optional fingerprint reader
Battery 44–45 Wh 3‐cell; some listings claim up to 12hrs, but battery health varies with age
hp 830g7/g8 motherboard
- Replacement Board: Match your exact HP spare part number (e.g.,
M08560-601for G7 orM36403-001for G8) to guarantee port and chassis compatibility. - Tools: Phillips #00 or Torx T5 precision screwdriver, plastic spudger/pry tool, anti-static wrist strap, and high-quality thermal paste.
- Data Backup: Back up your data before starting, as a new motherboard might trigger BitLocker encryption or require Windows re-activation
HP 830G8 CORE I5,16GB RAM,256SSD,13.3INCHES,CONVERTIBLE
| Feature | Specification |
|---|---|
| Processor | 11th Generation Intel Core i5 (e.g., i5-1135G7 or i5-1145G7) |
| RAM | 16GB DDR4 (soldered, some sources suggest non-upgradable in most configurations, others mention SODIMM slots, so confirm with seller) |
| Storage | 256GB PCIe NVMe M.2 SSD |
| Display | 13.3-inch Full HD (1920 x 1080) touchscreen with a 360-degree hinge, protected by Corning Gorilla Glass 5 |
| Graphics | Integrated Intel Iris Xe Graphics |
| Operating System | Windows 10 Pro or Windows 11 Pro |
| Connectivity | Wi-Fi 6, Bluetooth 5.0, 2x Thunderbolt 4/USB-C ports, 2x USB-A ports, HDMI 2.0, audio jack |
| Security | Fingerprint reader, IR camera (Windows Hello support), TPM 2.0, HP Sure Start BIOS protection |
| Build Quality | Aluminum chassis, MIL-STD 810H tested for durability |
| Weight | Approximately 1.35 kg (for the touch model) |
HP 840G5 CORE I5 ,MOTHERBOARD 8TH GEN
| Feature | Specification |
|---|---|
| Processor | Intel Core i5-8250U / i5-8350U or i7-8550U / i7-8650U (Soldered) |
| Graphics | Integrated Intel UHD Graphics 630 |
| Memory Slots | 2x DDR4 SO-DIMM slots |
| Max RAM | Up to 32GB or 64GB (Depending on the specific configuration) |
| Storage Interface | M.2 NVMe PCIe SSD slot |
| Part Numbers | L15518-001 (i5), L15522-001 (i7) |
hp 840g5 motherboard repairs
- Dead / No Power: The laptop shows absolutely no signs of life, often caused by a shorted 19V primary power rail or shorted MOSFETs.
- No Display / Black Screen: The power light turns on, but the screen stays completely black. This usually stems from a corrupted BIOS chip or a failed PCH chipset.
- Not Charging / No Battery Detected: The charging circuit components (like the charging IC) are damaged or failing to communicate
hp 840g7 core i5,8gb ram,512ssd,14inches,10th gen
- Processor: 10th Generation Intel Core i5 (typically the i5-10210U or i5-10310U, featuring 4 cores and up to 4.4GHz/4.8GHz Turbo Boost).
- Memory (RAM): 8GB DDR4 RAM (upgradable up to 64GB across two slots).
- Storage: 512GB NVMe PCIe M.2 SSD for rapid boot times and quick data access.
- Display: 14-inch Full HD (1920 x 1080) IPS anti-glare screen.
- Graphics: Integrated Intel UHD Graphics.
- Audio: Premium Bang & Olufsen dual stereo speakers.
- Weight: Extremely portable at approximately 1.33 kg to 1.4 kg.
- Operating System: Commonly ships with Windows 10 Pro or Windows 11 Pro.
hp 840g7 core i5,8gb,256ssd,14inches
- Processor: Intel Core i5 10th Gen (Quad-Core, up to 4.4 GHz with Turbo Boost).
- Memory: 8GB DDR4 RAM (Upgradeable up to 64GB).
- Storage: 256GB PCIe NVMe Solid State Drive (SSD).
- Display: 14" Full HD (1920 x 1080) IPS, Touchscreen, Anti-glare coating.
- Audio: Premium dual stereo speakers by Bang & Olufsen with multi-array microphones.
- Keyboard: Spill-resistant, premium backlit keyboard.
- Weight: Ultralight aluminum chassis weighing approximately 1.37 kg.
hp 840g7 core i7,8gb,512ssd,14inches,10th gen
- Processor: 10th Generation Intel Core i7 (typically the i7-10510U or i7-10610U) featuring 4 cores and turbo speeds up to 4.9 GHz.
- Memory: 8GB DDR4 RAM. It features dual-channel slots and is fully upgradable if your future workloads require a boost.
- Storage: 512GB PCIe NVMe Solid State Drive (SSD), providing fast boot times and plenty of high-speed storage for files.
- Display: 14-inch Full HD (1920 x 1080) anti-glare IPS panel, delivering accurate colors and clear viewing angles.
- Graphics: Integrated Intel UHD Graphics, built for everyday productivity rather than intensive 3D rendering or heavy gaming.
- Build & Chassis: Premium, lightweight all-aluminum chassis weighing roughly 1.33 kg, making it easy to travel with.
- Connectivity: Equipped with Wi-Fi 6, Bluetooth 5.0, two Thunderbolt 3 USB-C ports, two USB 3.1 Type-A ports, and an HDMI port.
- Audio: Premium dual stereo speakers tuned by Bang &
hp 840g8 core i7,16gb,512ssd,touchscreen,11th gen
- Processing Power: Houses an 11th Generation Intel Core i7 processor (typically the i7-1165G7 or i7-1185G7), delivering fast clock speeds and efficient quad-core execution for heavy web browsing and accounting software.
- Memory & Storage: The 16GB DDR4 RAM enables snappy application switching, while the 512GB PCIe NVMe SSD ensures rapid boot times and secure file access.
- Interactive Display: A 14-inch Full HD (1920 x 1080) IPS multi-touch touchscreen offers responsive gesture tracking, wide viewing angles, and intuitive navigation for direct document markups and client presentations.
- Graphics: Features Intel Iris Xe Graphics, providing strong integrated visual rendering for media consumption and light creative work.
- Enterprise Security: Outfitted with robust protection including an IR Camera for Windows Hello facial recognition, a fingerprint reader, TPM 2.0 encryption, and HP Wolf Security.
- Design & Build: Formed from a sleek, lightweight aluminum chassis weighing roughly 1.35 kg, making it easy to carry for remote work or travel.
HP AIO 27 INCHES CORE I7,16GB,1TBSSD,27INCHES 2GB GRAPHICS
Key Specifications
- Processor: 12th Gen Intel Core i7-1255U (up to 4.7 GHz, 12 MB L3 cache, 10 cores, 12 threads) or 13th Gen Intel Core i7-1355U.
- Memory (RAM): 16GB DDR4-3200 MHz RAM (usually 2 x 8 GB or 1 x 16 GB, 2 SODIMM slots).
- Storage: 1TB PCIe NVMe M.2 SSD.
- Graphics: 2GB Dedicated NVIDIA GeForce MX450 or MX570 (graphics vary slightly by model, some configurations use integrated Intel Iris Xe).
- Display: 27-inch diagonal FHD (1920 x 1080), IPS, three-sided micro-edge, anti-glare, 250-300 nits, 72% NTSC (Non-Touch).
- Operating System: Windows 11 Home/Pro (some models listed as FreeDOS