Table A-1 Diagnostic Front Panel LEDs and Audible Codes (continued)
Activity | Beeps | Possible Cause | Recommended Action |
Press and hold the power button for less than 4 seconds. If the hard drive LED does not turn on green then:
1. Check that the unit is plugged into a working AC outlet.
2. Ensure that the DC power cable is plugged into the I/O panel.
3. Replace the power supply.
Interpreting POST diagnostic front panel LEDs and audible codes 35
