Dasd checkout, Bus fault messages, Temperature related system shutdown – IBM xSeries 330 User Manual
Page 105: Dasd checkout bus fault messages

Chapter 7. Symptom-to-FRU index
97
Temperature related system shutdown
DASD checkout
Bus fault messages
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
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
System shutoff due to VRM "X" over 
voltage
1.
Replace power supply
Message
Action
System shutoff due to board over 
temperature
(level-critical;
board is over temperature)
1.
Ensure system is being properly cooled
2.
Replace system board
System shutoff due to CPU "X" over 
temperature
(level-critical; CPU "X" is
over temperature)
1.
Ensure system is being properly cooled
, see “Temperature
2.
Replace CPU "X"
System shutoff due to CPU "X" under 
temperature
(level-critical; CPU "X" is
under temperature)
1.
Ambient temperature must be within normal operating 
specifications,
see “Features and specifications” on page 4.
2.
Replace CPU "X"
System shutoff due to DASD temperature 
(sensor X)
(level-critical;
DASD area reported temperature outside 
recommended operating range)
1.
Ensure system is being properly cooled
2.
Replace SCSI Backplane
System shutoff due to high ambient 
temperature
(level-critical; high
ambient temperature)
1.
Ambient temperature must be within normal operating 
specifications
, see “Features and specifications” on page 4.
2.
Replace Front Panel Assembly
System shutoff due to system board under 
temperature
(level-critical; system
board is under temperature)
1.
Ambient temperature must be within normal operating 
specifications
, see “Features and specifications” on page 4.
2.
Replace System Board
Message
Action
Hard drive "X" removal detected
(level-critical; hard drive "X" has been 
removed)
1.
Information only, take action as appropriate.
Message
Action
Failure reading I2C device.
Check devices
on bus 0.
1.
Replace system board
Message
Action
