4 x DDR3 DIMM slots (Max 16GB total at 1333 MHz)
| Pin | Signal | Pin | Signal | | :--- | :--- | :--- | :--- | | 1 | Power LED (+) | 2 | Power LED (-) | | 3 | Power Switch | 4 | Power Switch | | 5 | HDD LED (+) | 6 | HDD LED (-) | | 7 | Reset Switch | 8 | Reset Switch | | 9 | NC (Not Connected) | 10 | NC | | 11 | +5V Stby | 12 | Ground | | 13 | Key (Missing Pin) | 14 | Chassis Intrusion | acer ipimbar rev 102a manual link
You can find official system-level manuals on the Acer Support Page by entering your computer's SNID or serial number. Motherboard Guide & Specifications 4 x DDR3 DIMM slots (Max 16GB total