IBM xSeries 236 8841, Руководство пользователя

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Note: See “System replaceable units” on page 144 to determine which components should be replaced by a field
service technician.
Message Action
System shutoff due to x V under voltage
(level-critical; system shutoff due to x
supply under voltage)
1. Check the power-supply connectors
2. Power supply.
3. Power cage assembly, if installed.
System shutoff due to VRM x over
voltage
v Replace VRM x .
System shutoff due to excessive (< 240
VA) loading
1. See “Power checkout” on page 100.
2. Cycle ac on/off.
Temperature related system shutdown
Note: See “System replaceable units” on page 144 to determine which components should be replaced by a field
service technician.
Message Action
System shutoff due to board over
temperature
(level-critical; board is over temperature)
1. Ensure that the system is being properly cooled ; see “System
reliability guidelines” on page 11.
2. Replace board.
System shutoff due to CPU x over
temperature (level-critical; CPU x is over
temperature)
1. Ensure that the system is being properly cooled ; see “System
reliability guidelines” on page 11
2. Replace CPU x .
System shutoff due to CPU x under
temperature (level-critical; CPU x is under
temperature)
v
Ambient temperature must be within normal operating
specifications ; see “Features and specifications” on page 3.
System shutoff due to DASD temperature
(sensor x ) (level-critical; DASD area
reported temperature outside recommended
operating range)
v
Ensure that the system is being properly cooled ; see “System
reliability guidelines” on page 11
System shutoff due to high ambient
temperature
(level-critical; high ambient temperature)
v
Ambient temperature must be within normal operating
specifications ; see “Features and specifications” on page 3.
System shutoff due to system board
under temperature
(level-critical; system board is under
temperature)
v
Ambient temperature must be within normal operating
specifications ; see “Features and specifications” on page 3.
DASD checkout
Note: See “System replaceable units” on page 144 to determine which components should be replaced by a field
service technician.
Message Action
Hard drive x removal detected
(level-critical; hard drive x has been
removed)
v Information only, take action as appropriate.
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xSeries 236 Type 8841: Hardware Maintenance Manual and Troubleshooting Guide