Owner's Manual
Page 11
... codes during system startup. One optional SATA DVD-ROM drive or DVD+/-RW drive. Item Indicator, Button, or Icon Connector 2 System health indicator 3 Hard-drive activity indicator 4 USB connectors (2) 5 Diagnostic indicator lights (4) 6 Tape drive (optional) 7 Optical drive (optional) Description The system health indicator blinks amber when a system fault is in use. Connect USB devices to the system.
... codes during system startup. One optional SATA DVD-ROM drive or DVD+/-RW drive. Item Indicator, Button, or Icon Connector 2 System health indicator 3 Hard-drive activity indicator 4 USB connectors (2) 5 Diagnostic indicator lights (4) 6 Tape drive (optional) 7 Optical drive (optional) Description The system health indicator blinks amber when a system fault is in use. Connect USB devices to the system.