Acer H81h3-am V1.0 Manual Work -
If your system isn't posting, refer to these common fixes found in H81 chipset documentation :
2x SATA III (6Gb/s) ports and 2x SATA II (3Gb/s) ports. Fan Headers: 1x 4-pin CPU_FAN and 1x 4-pin SYS_FAN. BIOS and Boot Settings To configure the system or install a new OS: Front panel pin installation, help! - Acer Community Acer H81h3-am V1.0 Manual
A: Yes, using VGA + HDMI simultaneously. Or use the iGPU + a discrete GPU for up to 4 monitors. If your system isn't posting, refer to these