The HP/Foxconn H-IG41-uATX (Rev 1.1) Go to product viewer dialog for this item.
, also known by its internal HP name Eton, is a micro-ATX motherboard commonly found in HP and Compaq desktop PCs like the Compaq 500B. It is built on the Intel G41 Express chipset and supports the LGA 775 socket for Intel processors. 🛠️ Technical Specifications
This board is designed for budget and office use, featuring standard connectivity for its era:
Processor Support: Intel Core 2 Quad, Core 2 Duo, Dual Core, and Pentium processors (LGA 775).
Memory: Two DDR3 DIMM slots supporting up to 4 GB of total RAM (2x 2GB modules). Type: PC3-10600 (1333 MHz) or PC3-8500 (1066 MHz). Voltage: 1.5V non-ECC unbuffered memory. Expansion Slots: 1x PCI Express x16 (for dedicated graphics). 2x PCI Express x1. 1x PCI (32-bit). 1x Mini PCI (typically for wireless cards). Storage: 4x SATA II (3.0 Gb/s) ports.
Networking: Realtek RTL8103E/EL Fast Ethernet (10/100 Mbps). Audio: Realtek ALC662 High Definition Audio. 🔌 Internal Headers & Connectors
Locating headers on this board is critical for case swaps or repairs: h-ig41-uatx rev 1.1 manual
Front Panel Header (F-PANEL): A 9-pin block used for the power button, reset switch, and status LEDs.
USB Headers: Two internal USB 2.0 headers, each supporting up to two additional ports.
Audio Header: A 9-pin yellow header for front-panel headphone and microphone jacks.
Power Supply: Requires a standard 24-pin ATX main power connector and a 4-pin ATX 12V CPU power connector.
Fan Headers: One 4-pin CPU fan header and one 3-pin system (rear) fan header. 🖥️ Rear I/O Ports The back panel provides the following connections: H-IG41-uATX Rev: 1.1 Motherboard
| Tab | Key options |
| :--- | :--- |
| Main | System time/date, SATA/IDE detection |
| Advanced | - Onboard Devices – Enable/disable LAN, audio, COM
- USB Configuration – Legacy USB support
- SATA Mode – IDE vs. AHCI (AHCI improves SSD performance) |
| Chipset | - North Bridge – DVMT (video memory size): set 128MB or 256MB for integrated graphics
- South Bridge – SATA order |
| Boot | Boot priority: USB, DVD, HDD. Enable Quick Boot |
| Power | Wake-on-LAN, RTC alarm |
| Save & Exit | Save changes, load optimized defaults | The HP/Foxconn H-IG41-uATX (Rev 1
Important: If you enable AHCI after installing Windows in IDE mode, the system will bluescreen (0x7B). Either reinstall Windows or apply a registry fix prior to switching.
Since Acer/ECS/eMachines no longer host this exact revision publicly:
Final note: This board is over a decade old. If you experience capacitor bulging or instability after upgrades, inspect for leaking cylindrical capacitors near the CPU and RAM slots – they fail frequently on G41-era boards.
H-IG41-uATX (Rev 1.1) , often known by its codename " ," is a classic Foxconn-manufactured motherboard used extensively in HP and Compaq desktop systems like the HP Compaq 500B Core Specifications Processor Support : Utilizes the
socket (Socket T), supporting a wide range of Intel chips including Core 2 Quad, Core 2 Duo, Pentium Dual-Core, and Celeron. : Built on the Intel G41 Express (Northbridge) and (Southbridge) architecture. The Retro Web two 240-pin DDR3 DIMM slots Officially supports up to
of total system memory (2x2GB configuration), though the G41 chipset itself is technically capable of supporting up to 8GB. Compatible with DDR3-1333/1066 MHz non-ECC, unbuffered memory. Form Factor : Standard (uATX) measuring approximately 24.5 cm x 24.5 cm. Tiger Technik Expansion & Connectivity : Integrated Intel GMA X4500 Important: If you enable AHCI after installing Windows
video, though this is disabled if a discrete graphics card is installed in the PCI Express x16 slot Tiger Technik 1x PCI Express x16 2x PCI Express x1 1x 32-bit PCI slot
1x PCI Express mini card slot (half-height) often used for wireless cards Storage & I/O 4x SATA II ports for hard drives and SSDs. Rear Ports : VGA, 4x USB 2.0, LAN (RJ-45), and 3.5mm audio jacks. : Integrated Realtek ALC662 High Definition Audio. Installation & Maintenance Notes H-IG41-uATX Rev: 1.1 Motherboard 18-Apr-2018 —
The Rev 1.1 board has few physical jumpers, but the manual clarifies these:
| Jumper | Pins | Function | |--------|------|-----------| | PSWD | 1-2 | Normal operation | | PSWD | 2-3 | Clear password | | CMOS | 1-2 | Normal | | CMOS | 2-3 | Clear CMOS |
Note: On many H-IG41-uATX boards, the CMOS clear jumper is not present. The manual instructs to remove the battery for 10 minutes instead.