Service Manual

AC adapter System behavior POST error message
AC adapter power is less than power state
of CPU.
No boot or error message, but the system
shuts down.
If the system is able to boot:
Alert—xxxxxxW AC power adapter has
been detected, which is less than the
recommended xxxxxxW AC adapter
originally shipped. The system is unable to
boot. Please connect a Dell xxxxxxW AC
adapter or greater for best system
performance. Press any key to shut down.
Power state and LED status
Table 18. Power states and LED behavior
Indicator Symptoms Description
Power LED
Solid white Thin client is in working—S0 state.
Breathing white Thin client is in sleep—S3 state.
Off Thin client is in off state.
Solid amber Thin client booting is in progress.
Blinking amber Bad power supply.
NOTE: Press and hold the power button for at least 4 seconds to shut down the All-in-One thin client forcibly.
Troubleshooting your system 57