| Header | Pins | Typical Use | |-----------------------|------|--------------| | Front panel audio | 9 | HD Audio (AC’97 not supported) | | USB 2.0 | 9 | 2 ports per header (1 or 2 headers) | | COM (serial) | 9 | Optional | | System fan (SYS_FAN) | 3 | No PWM – voltage controlled | | CPU fan (CPU_FAN) | 4 | PWM supported |
The integrated rear panel provides standard connectivity for peripherals: 2 x USB 3.0 ports (Blue) 2 x USB 2.0 ports (Black) 1 x VGA port 1 x DVI-D port 1 x RJ-45 Gigabit Ethernet port 3 x Audio Jacks (Line-in, Line-out, Microphone) Header Pinouts and Jumpers
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processors (Haswell architecture), such as the i7-4790, i5-4570, and i3-4130. Two slots supporting up to 16GB of DDR3 non-ECC RAM (1600/1333 MHz). Form Factor:
: Two dedicated ports for older keyboards (purple) and mice (green).
1 x DVI-D or HDMI port (displays vary by specific OEM sub-model) 2 x USB 3.0 ports (blue color) 2 x USB 2.0 ports (black color) 1 x RJ-45 Gigabit Ethernet port 3 x Audio jacks (Line-In, Line-Out/Speaker, Microphone) Troubleshooting and Clear CMOS Guide

