Ms-7826 Motherboard Manual < Chrome >
The board utilizes the LGA 1150 socket. It supports Intel Core i7, i5, i3, Pentium, and Celeron processors from the 4th Generation (Haswell) family.
You might think, “I’ve built a PC before; I don’t need a manual.” With the MS-7826, that is a dangerous assumption.
Assuming you want the definitive manual and pinouts for your exact MS-7826 revision, search by the board’s full model printed on PCB (example: "MS-7826 v1.0") or the OEM/system model. The official manual contains exact connector pinouts, jumper settings, and BIOS instructions.
If you want, provide:
(Reminder: at the end of this response I will provide related search term suggestions.)
The HP MS-7826 (codenamed "Kaili") is a microATX motherboard commonly found in performance-oriented HP Envy and Phoenix desktop series, such as the HP Phoenix 810. Known for its distinctive red and black aesthetic, this board is built on the Intel Z87 chipset, making it a robust choice for users running 4th Generation Intel Core "Haswell" processors.
While HP typically provides general service manuals for its PCs rather than standalone motherboard manuals, users can piece together the necessary technical specifications and pinouts for upgrades or repairs. Core Technical Specifications
The MS-7826 is designed for high-performance casual computing and mid-range gaming builds.
Socket & Chipset: LGA 1150 (Socket H3) with the Intel Z87 Chipset.
Processor Support: 4th and 5th Generation Intel Core i3, i5, and i7 processors.
Memory: 4x DDR3 DIMM slots supporting up to 32GB of non-ECC unbuffered RAM. Speeds include PC3-10600 (1333MHz) and PC3-12800 (1600MHz). Form Factor: MicroATX (uATX). Expansion Slots: 1x PCI Express x16 (Gen 3.0) for dedicated graphics cards. 3x PCI Express x1 (Gen 2.0). 1x PCI Express Half-Length Mini Card slot. Port & Connector Overview
The rear I/O panel and internal headers provide comprehensive connectivity for standard desktop setups. Video Output
1x HDMI, 1x DVI-D, and sometimes 1x VGA depending on the specific revision. USB Connectivity
4x USB 3.0 ports and 2x USB 2.0 ports on the rear; internal headers for front panel USB. Audio
Realtek ALC3601 codec supporting 5.1 channel high-definition audio. Networking Integrated 10/100/1000 Base-T Ethernet (RJ-45). Storage multiple SATA 3.0 (6Gb/s) ports for SSDs and HDDs. Installation and Pinout Guide
For users migrating this motherboard to a new case, understanding the proprietary or semi-standard pinouts is critical. 1. Power Supply Connections Memory Upgrade for HP MS-7826 Motherboard - MemoryStock
The MS-7826 motherboard, commonly referred to as the Kaili by HP, serves as a cornerstone for several performance-oriented desktop systems released during the mid-2010s. While it was manufactured by MSI, its distribution as an Original Equipment Manufacturer (OEM) component means that its "manual" is often a patchwork of technical specifications and service guides rather than a single retail booklet. Understanding this board requires looking at its architecture, its role in the Intel ecosystem, and the specific constraints inherent in OEM hardware. Architectural Foundation
At its core, the MS-7826 is built on the Intel Z87 chipset, utilizing the LGA 1150 socket. This placement makes it compatible with 4th Generation Intel Core processors, known as the Haswell architecture. Because it uses the Z87 chipset, the board theoretically supports features like overclocking and advanced storage configurations, though HP’s proprietary BIOS often restricts these "enthusiast" tweaks to maintain system stability and thermal profiles within their pre-built chassis. Key Specifications and Connectivity
The board follows a standard Micro-ATX form factor, making it versatile for various case sizes. Its manual specifications typically highlight the following:
Memory: It features four DDR3 DIMM slots, supporting dual-channel configurations. It generally handles up to 32GB of RAM with speeds up to 1600 MHz. ms-7826 motherboard manual
Expansion: The primary slot is a PCI Express x16 (Gen 3.0), intended for high-end graphics cards, accompanied by three PCI Express x1 slots for peripheral cards like Wi-Fi adapters or sound cards.
Storage: The board includes multiple SATA 3.0 (6 Gb/s) ports, providing the necessary bandwidth for SSDs and high-capacity hard drives. The OEM Distinction
The most critical aspect of the MS-7826 "manual" is understanding its identity as a Hewlett-Packard component. Unlike retail MSI boards, the MS-7826 features a customized BIOS and power delivery system. For example, the front panel headers—the pins that connect the case’s power button and LEDs—often follow an HP-specific layout rather than the standardized retail mapping. Users attempting to transplant this motherboard into a third-party case must often rely on community-created diagrams to correctly wire the interface.
Furthermore, driver support and firmware updates are typically sourced from HP's support site rather than MSI’s. This creates a specialized ecosystem where the hardware is MSI-grade, but the "soul" of the board is governed by HP’s corporate standards for reliability and ease of mass assembly. Conclusion
The MS-7826 (Kaili) represents a bridge between the enthusiast world and the pre-built market. It provides a robust platform for Haswell-era computing, offering the stability of the Z87 chipset in a compact form factor. While it lacks the flashy heat sinks and open BIOS of a retail gaming board, its documentation reveals a highly capable workhorse designed to squeeze maximum utility out of one of Intel’s most successful processor generations. For the modern hobbyist, the MS-7826 manual is less a book of instructions and more a map for navigating the unique intersection of custom manufacturing and standardized computing.
The MS-7826 (Kaili/Kaili2) is a MicroATX motherboard designed by MSI for HP Envy 700 and Phoenix 810 desktops, featuring an LGA 1150 socket supporting 4th/5th gen Intel processors and Z87/Z97 chipsets. Technical documentation highlights 4 DDR3 DIMM slots (up to 32GB), PCI Express 3.0, and five SATA ports, though it lacks advanced BIOS features like XMP. For more details, visit HP Support Community
Remember, when looking for and downloading manuals or software, especially from third-party sites, to prioritize safety and ensure you're dealing with reputable sources to avoid potential security risks.
The MS-7826 motherboard manual does not exist as a standalone document from MSI. To work with this board, you must obtain the HP Maintenance & Service Guide for the specific PC model that contains it. These guides provide all necessary details for disassembly, BIOS handling, jumper functions, and connector pinouts.
Next step: Identify your full HP PC model (e.g., from a sticker on the chassis or by running wmic baseboard get product in Windows). Then visit support.hp.com, enter that model, and download the “Maintenance and Service Guide” (not the user guide).
The MS-7826 (Kaili) is an OEM motherboard produced by MSI for HP desktop systems, specifically used in series like the HP Envy 700-000. Because it is an OEM part, HP does not provide a traditional, standalone "retail" manual, but key technical details are available through their support documentation. Key Specifications Chipset: Intel Z87. Socket: LGA 1150.
CPU Support: 4th and 5th Generation Intel Core i3, i5, and i7 processors. Memory (RAM): Slots: 4 DDR3 DIMM slots.
Speed: Supports PC3-10600 (1333 MHz) and PC3-12800 (1600 MHz). Maximum Capacity: Up to 32 GB. Expansion & Storage: SATA version 3.0 ports (6 Gbps). PCIe slots for graphics cards and peripherals. Important Connector Information
Front Panel Header: This is often the most requested "piece" of a manual for users moving the board to a new case. The pins for the power switch, reset switch, and LEDs are typically located in a 9-pin header labeled "F-panel".
Polarity: Note that Power and HDD LED pins are polarity-sensitive (+/-); if the lights don't work, reverse the connector.
USB Headers: The board features both USB 2.0 and USB 3.0 headers. Users moving to generic cases may find some proprietary pin-outs, though the front panel power/LED header is generally industry-standard.
Power: Typically uses a standard ATX 24-pin power connector and a 4-pin or 8-pin CPU power connector. MS-7826 Kaili user manual - HP Support Community - 6576828 MS-7826 Kaili user manual - HP Support Community - 6576828. HP Support Community
ms 7826 motherboard interconnections (wiring) - HP Community
The MS-7826 motherboard!
According to the manual, one of the key features of the MS-7826 motherboard is: The board utilizes the LGA 1150 socket
Support for Intel Core 2 Quad and Core 2 Duo Processors
The MS-7826 motherboard supports Intel's 45nm Core 2 Quad and Core 2 Duo processors, which provides a high-performance computing experience. This feature allows users to take advantage of the advanced processing capabilities of these CPUs, making it suitable for demanding applications such as gaming, video editing, and software development.
Here are some specifications related to this feature:
Would you like to know more about this motherboard or explore other features?
While HP and MSI do not typically publish a single "user manual" PDF for this proprietary OEM board, the following technical guide covers the essential information you would find in one for the MS-7826 (Kaili) motherboard. Core Specifications Manufacturer: MSI (OEM for HP) Form Factor: MicroATX (uATX) - Supported CPUs: 4th Generation Intel Core i3/i5/i7 (Haswell architecture) Memory (RAM) Support DDR3 PC3-10600 (1333MHz) or PC3-12800 (1600MHz) 4 DIMM slots Maximum Capacity: 32GB (4 x 8GB modules) Architecture: Dual-channel support Expansion & Storage 1 PCI Express x16 (Gen 3.0) 3 PCI Express x1 (Gen 2.0) 1 Half-length mini-card slot
Multiple SATA 3.0 (6 Gb/s) ports for HDD/SSD and optical drives Front Panel Connector Pinout
Because this is an OEM board, the front panel header can be non-standard. Generally, for the MS-7826: Power Switch: Pins 7 and 8 Power LED: Pins 2 and 4 (Polarity sensitive) Pins 1 and 3 (Polarity sensitive)
Pin 6 is usually "missing" or the key pin to help orient the connector HP Support Community I/O Ports (Rear Panel) 1 HDMI, 1 DVI-I, 1 DVI-D 2 USB 2.0 and 4 USB 3.0 ports 6-channel (3 jacks) with Optical S/PDIF out Networking: 1 Ethernet (RJ-45) port Discount Computer Depot
For official driver downloads and original desktop documentation, you can visit the HP Support Site
and search for your specific HP Envy Phoenix model (e.g., 810-100 series). HP Support Community pinout diagram for a case swap?
ms 7826 motherboard interconnections (wiring) - HP Community
Your answers can be found at the HP Envy 700-074 User Guides or Product Page. http://support.hp.com/us-en/product/HP-ENVY-700-000- HP Support Community MS-7826 (Kaili) - HP Support Community - 5802340
The Power LED and the HDD LED pins are polarity sensitive. If the LEDs don't work then switch the wires between the two pins. HP Support Community
The MS-7826 motherboard , also known as the (Ver. 1.0) or (Ver. 2.0), is a custom micro-ATX (uATX) motherboard manufactured by MSI for use in high-end HP desktop systems like the HP ENVY Phoenix 810 and HP ENVY 700 series. Technical Specifications Overview
The board is built on the Intel Z87 chipset and uses the LGA 1150 socket, making it compatible with 4th and 5th Generation Intel Core processors. Specification Manufacturer MSI (for HP) Form Factor uATX (24.4 cm x 24.4 cm) Chipset Socket Memory 4x DDR3 DIMM slots, max 32GB Expansion 1x PCIe x16 (Gen 3.0), 3x PCIe x1 (Gen 2.0), 1x mini card Power Standard 24-pin ATX & 4-pin/8-pin CPU power Processor and RAM Support
CPU Compatibility: Supports Intel Core i3, i5, and i7 processors based on the Haswell and Broadwell architectures. Specific confirmed models include the Intel Core i7-4770 and i7-4790.
Memory Configuration: The board features four 240-pin slots supporting DDR3 PC3-10600 (1333MHz) and PC3-12800 (1600MHz) non-ECC unbuffered modules. While it supports 1600MHz RAM, some users report the BIOS may default to 1333MHz without XMP override options. Critical Installation and Wiring Details
ms 7826 motherboard interconnections (wiring) - HP Community
12 Feb 2017 — MSI MS-7826 (Kaili) motherboard. http://support.hp.com/us-en/product/hp-envy-700-000-desktop-pc-series/5358989/document/c03748942. HP Support Community HP/MSI Kaili2 Motherboard User Manual Request (Reminder: at the end of this response I
The MS-7826 (HP Kaili) is an OEM Micro-ATX motherboard supporting LGA 1150 4th Gen Intel processors, featuring Intel Z87/Z97 chipsets, 4 DDR3 DIMM slots, and standard PCIe expansion. As an HP-specific board, technical details like the 9-pin front panel header layout are found in HP maintenance guides rather than a single retail manual. For detailed teardown instructions, access the HP ENVY 700 Maintenance Guide HP Support Community
Front panel connector pinout - HP Support Community - 5540808 13 Mar 2016 —
Understanding the physical layout is crucial for troubleshooting or building with this board.
Internal Headers:
What happens to the ms-7826 Motherboard Manual after the build is complete? For most, it is relegated to a drawer, a shelf, or the recycling bin. But for a small minority—the overclockers, the BIOS modders, the capacitor-replacement hobbyists—the manual becomes a sacred text. They return to it years later, searching for the pinout of a forgotten front-panel audio header or the default jumper position for clearing the CMOS. The manual ages faster than the hardware; the glossy cover fades, the binding cracks, coffee stains obscure the PCIe lane diagram. Yet it remains the only authoritative document of that specific artifact.
In a world of automatic updates and cloud-synced drivers, the ms-7826 Manual is defiantly analog. It cannot be patched. Its errors are permanent. If the manual lists the wrong polarity for the USB 2.0 header, that mistake will outlive the product’s support lifecycle. The manual is a fossil of a moment in manufacturing—a timestamp expressed in revision numbers (“Rev 1.1a”). To read it is to perform a minor archaeology, uncovering the assumptions of engineers who assumed you would never need to know about PCIe lane bifurcation until you desperately do.
The manual explicitly states that the MS-7826 requires a 24-pin ATX main power plus a 4-pin CPU power. Using a standard 8-pin EPS12V cable might fit physically but will damage the motherboard unless your PSU splits to 4+4. Do not use adapters without consulting the voltage diagram on page 9.
The ms-7826 motherboard manual is more than just a booklet—it is the blueprint for keeping these legacy office workhorses alive. Whether you are repurposing an old HP Elite 8300 into a budget gaming rig, a home NAS, or a retro emulation station, failing to consult the manual will lead to dead ends, from incorrect front panel wiring to unsupported CPU microcode.
Do not rely on memory or YouTube videos. Download the official MS-7826 PDF from HP Support or MSI’s legacy portal today. Bookmark it. Keep a copy on your phone. This board is 10+ years old, and replacement manuals are only getting harder to find.
Action Step: Open a new tab and search for "HP Elite 8300 Service Guide PDF" – you will find the MS-7826 documentation inside. Save it before the link dies.
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The MS-7826 (Kaili) is a microATX motherboard manufactured by MSI specifically for HP desktop systems, most notably the HP Envy 700 and Phoenix 810 series. Based on the Intel Z87 chipset, it is a robust 4th-generation "Haswell" platform designed for high-performance consumer computing. 1. Technical Specifications
The board features an LGA 1150 socket and supports a wide range of Intel processors with a TDP of up to 84W. Specification Chipset Intel Z87 Express Form Factor Micro-ATX (uATX): Socket LGA 1150 (Socket H3) RAM 4 Slots, DDR3-1333/1600 MHz, Non-ECC, max 32GB total Expansion 1x PCIe x16, 1x PCIe x1, 1x mSATA (mini-PCIe) Storage 5-6x SATA 3.0 (6Gb/s) ports 2. Supported Processors
The MS-7826 is officially validated for Intel Haswell (4th Gen) CPUs. While the chipset supports overclocking, HP's proprietary BIOS typically restricts these features. Intel Core i7: 4790, 4770, 4770K Intel Core i5: 4670, 4670K, 4590, 4570, 4440, 4430
Note: While some "K" series chips are compatible, the motherboard VRMs may not reliably support significant overclocking beyond factory speeds. 3. Front Panel Pinout Guide Memory Upgrade for HP MS-7826 Motherboard - MemoryStock
, also known by its HP codename is a micro-ATX (uATX) motherboard manufactured by MSI for use in HP Envy and Phoenix desktop PCs. While a standalone retail manual is rarely provided by HP, the technical specifications below cover the essential details needed for upgrades and maintenance. Discount Computer Depot Core Specifications Form Factor: micro-ATX: 24.4 cm (9.6 inches) x 24.4 cm (9.6 inches). Intel Z87 (some versions may use Z97). Socket Type: LGA 1150 (Socket H3). Power Connectors: Standard 24-pin main power and 4-pin ATX 12V power. Discount Computer Depot Processor Support
The board supports 4th generation Intel Core (Haswell) processors. It generally supports a TDP up to HP Support Community Compatible Series: Intel Core i3, i5, and i7 (4xxx and 5xxx series). Specific CPUs: Intel Core i7-4790, i7-4770. Intel Core i5-4670, i5-4570, i5-4440, i5-4430.
The i7-4790K (88W) is technically compatible but may be throttled due to VRM limitations. HP Support Community Memory (RAM) Configuration DDR3 PC3-10600 (1333 MHz) or PC3-12800 (1600 MHz) Non-ECC. 4 total DIMM slots. Supports up to (8GB per slot). Architecture:
Dual-channel. For optimal performance, install matching modules in pairs. cdn.prod.website-files.com Expansion and Storage HP ENVY Phoenix 810-100in Desktop PC Product Specifications
I understand you're looking for the manual for the MS-7826 motherboard. This is a common OEM board (often from MSI), typically found in HP or Compaq pre-built desktops (e.g., HP Pavilion 500, 550, or Compaq Presario series).
Because it's an OEM board, MSI’s main website usually doesn't host the manual. Here’s the most useful, direct way to get the official manual and key specs: