IBM Netfinity 5100 8658 21Y, Руководство пользователя

Страница: 181 / 246

AC
Good
LED DC
Good
LED Description FRU/Action
On Off Standby mode
or dc problem.
1. Check system
board cable
connectors J4 and
J15 (system board
to power
backplane). Set
power-on override
switch (switch 5 of
SW1) to On position
(see “System board
switches and
jumpers” on
page 57
. If the DC
Good LED comes
on, check the
following
components:
a. Power Switch
Assembly
b. System Board
Note: The power-on
override switch
(switch 5 of SW1) is
intended for problem
determination
purposes only. Use
of this switch will
cause POST errors.
2. Remove the adapters
and disconnect the
cables and power
connectors to all
internal and external
devices. Power-on
the system. If the DC
Good LED comes
on, replace the
adapters and devices
one at a time until
you isolate the
problem.
3. Power Supply
4. Power Backplane
5. System Board
On On Power is OK. N/A
POST error codes
In the following error codes, X can be any number or letter.
Symptom-to-FRU index
171