The code IPIMBAR (specifically usually printed as IPIMBAR-REV:1.02A) is the PCB Board Model Number. It is printed directly on the surface of the motherboard.
Wiring a new case to this OEM motherboard is often the hardest part of a build. The front panel header is typically a 14-pin block. Pins 1 & 2: HDD LED (Activity light). Pins 2 & 4: Power LED (Status light). Pins 5 & 7: Reset Switch. Pins 6 & 8: Power Button. Pins 12 & 14: LAN LED. Acer Ipimb-AR Compatible? - Tom's Hardware Forum acer ipimbar rev 102a manual new
BIOS Updates: If you are upgrading to an Ivy Bridge CPU (e.g., i7-3770) and the board currently has a Sandy Bridge CPU, you may need a BIOS update to ensure compatibility [3, 4]. Search “Acer IPIMB-AR Service Guide” – many sites
Front Panel: Headers for Audio, USB 2.0, and standard Front Panel (Power, Reset, HDD LED). Other: Clear CMOS jumper and 3V Battery socket. Rear I/O Panel Video: 1x HDMI, 1x VGA. USB: 2x USB 3.0 (blue), 4x USB 2.0 (black). Networking: 1x RJ45 Gigabit Ethernet port (Intel). Audio: 3-jack Audio I/O (Headphone/Microphone/Line-in). Legacy: 2x PS/2 ports for keyboard and mouse. BIOS Updates: If you are upgrading to an Ivy Bridge CPU (e
It is a standard Micro-ATX (often referred to as µATX) motherboard utilizing the Intel G31 Express chipset (Northbridge) paired with an ICH7 Southbridge. It supports Intel LGA775 processors.
| Pin | Signal | Color (Typical Acer case) | Pin | Signal | Color | | :--- | :--- | :--- | :--- | :--- | :--- | | 1 | Power LED + | Green/White | 2 | Power LED - | White | | 3 | HDD LED + | Red/White | 4 | HDD LED - | White | | 5 | Ground (Power SW) | Black | 6 | Power SW | Yellow/Black | | 7 | Ground (Reset SW) | Black | 8 | Reset SW | Blue/White | | 9 | NC / Spare | N/A | | | |