The LED is on when the system is operating. The LED keeps blinking when the sys- tem is in S1 sleep ASRock E35LM1 R2.0 XFast USB. Page 23 Though this motherboard provides pin ATX power connector, it can still work if you adopt a traditional pin ATX power supply. Serial Ata3 sata3 Hard Disks Installation 2. You may install SATA3 hard disks on this motherboard for internal stor- age devices. This section will guide you to install the SATA3 hard[…]