IBM xSeries 342 2RX, Maintenance Manual

Page: 106 / 158

Power error messages
Message Action
Power supply
″
X
″
current share fault
(nonlevel-critical; excessive current demand
on power supply
″
X
″
)
1. Replace power supply
″
X
″
Power supply
″
X
″
DC good fault
(level-critical; power good signal not
detected for power supply
″
X
″
)
1.
Replace power supply
″
X
″
Power supply
″
X
″
temperature fault
1. Replace power supply
″
X
″
Power supply
″
X
″
removed
1. No action required - information only
Power supply
″
X
″
fan fault (level-critical;
fan fault in power supply
″
X
″
)
1. Replace power supply
″
X
″
Power supply
″
X
″
12V fault (level-critical;
overcurrent condition detected)
1. See “Power checkout” on page 19.
Power supply
″
X
″
3.3V fault
(level-critical;
3.3V power supply
″
X
″
had an error)
1. See “Power checkout” on page 19.
Power supply
″
X
″
5V fault (level-critical; 5V
power supply
″
X
″
had an error)
1.
See “Power checkout” on page 19.
System running non-redundant power
(level-non-critical; system does not have
redundant power)
1. Add another power supply
2. Remove options from system
3. System can continue to operate without redundancy protection if
1 and 2 above are not followed.
System under recommended voltage for
″
X
″
v
(level-warning; indicated voltage
supply under nominal value; value for
″
X
″
can be +12, -12, or +5)
1. Check connections to power subsystem
2.
Replace power supply
3.
Replace power backplane
System shutdown
Refer to the following tables when experiencing system shutdown related to
voltage or temperature problems.
Voltage related system shutdown
Message Action
System shutoff due to
″
X
″
current over
max value (level-critical; system drawing
too much current on voltage
″
X
″
bus)
1. See “Power checkout” on page 19.
System shutoff due to
″
X
″
V over voltage
(level-critical; system shutoff due to
″
X
″
supply over voltage)
1. Check power supply connectors
2. Replace power supply
3. Replace power backplane
System shutoff due to
″
X
″
V under
voltage (level-critical system shutoff due to
″
X
″
supply under voltage)
1. Check power supply connectors
2. Replace power supply
3. Replace power backplane
System shutoff due to VRM
″
X
″
over
voltage
1. Replace VRM
″
X
″
98
Hardware Maintenance Manual: xSeries 342 Model 1RX, 2RX, 1TG, 2TG