IBM 8863 - eServer xSeries 366 Installation Manual page 74

v Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v See the parts listing in the Problem Determination and Service Guide to determine which components are
customer replaceable units (CRU) and which components are field replaceable units (FRU).
v If an action step is preceded by "(Trained service technician only)," that step must be performed only by a
trained service technician.
Lit light path
diagnostics LED with
the system-error LED
also lit Description
All LEDs off (the
power LED is lit; the
information LED might
be lit).
OVERSPEC There is insufficient power to power
the system. The NON RED and
LOG LEDs might also be lit.
PS A power supply has failed or has
been removed.
Note: In a redundant power
configuration, the dc power LED on
one power supply might be off.
LINK Reserved
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IBM xSeries 366 Type 8863: Installation Guide
Action
No action necessary.
1. Add an optional power supply if only one power
supply is installed.
2. Use 220 V ac input power.
3. Reseat the following components:
a. Power supply
b. (Trained service technician only) Power
backplane
4. Replace the components listed in step 3 one at a
time, in the order shown, restarting the server each
time.
5. Use 220 V ac instead of 110 V ac.
1. Reinstall the removed power supply.
2. Check the individual power-supply LEDs to find the
failing power supply.
3. Reseat the following components:
a. Failing power supply
b. (Trained service technician only) Power
backplane
4. Replace the components listed in step 3 one at a
time, in the order shown, restarting the server each
time.
5. If a 240 V ac fault has occurred, ac power must be
removed before dc power can be restored.