Troubleshooting Power During Power-Up; Table 3-2 Troubleshoot Vaux; Table 3-3 Troubleshoot Internal Lan - HP AlphaServer ES80 Upgrade

3.7

Troubleshooting Power during Power-up

If you are having difficulty with power-up, check your Vaux, internal LAN and
OCP, and check for 48V issues. The system needs certain minimal power and
system management capabilities to power-up.
Table 3–2 Troubleshoot Vaux
Symptom
System does not
power up, and/or
the fans are off,
and/or there is
nothing on the
console.
Table 3–3 Troubleshoot Internal LAN
Symptom
System does not
power up.
3-12 HP AlphaServer ES80 Upgrades
Possible Cause
AC input box not plugged in/power cord faulty
(AC input box LEDs not lit)
AC input box circuit breakers tripped
AC input box broken
Power cords from AC input box to power
supplies not plugged in or faulty
Power supplies broken (Vaux LEDs off)
Possible Cause
Poor connections along the path from the
console, wherever it is, to the internal LAN.
Router broken
Vaux problem
Indicators
AC LEDs off
AC LEDs off
AC LEDs off
Power supply
LEDs off
Power supply
LEDs off
Indicators
No messages on
the console
No messages on
the console
See Vaux
problems