NEC Express5800 series User Manual page 178

8-6 Troubleshooting
On-screen error message
0B70 The error occurred during temperature sensor
reading
0B71 System Temperature out of the range
0B74 The error occurred during voltage sensor reading
0B75 System Voltage out of the range
0B78 The error occurred during fan sensor reading
0B7C The error occurred during redundant power module
confirmation
The following figures show the location of specific components referenced in the POST Error
Codes and Messages table.
CPU Blade
DIMM group #1
DIMM group #2
Enclosure (Front)
Enclosure (Rear)
Processor 1/CPU #1
DIMM #1
DIMM #2
DIMM #3
DIMM #4
Fan 3
Action
The fan may be faulty, or dusts are
clogged in the fan.
Contact your service representative for
maintenance.
Contact your service representative.
CPU1-FAN1
CPU1-FAN2
Processor 2/CPU #2
Fan 2 Fan 1
Fan 4 Fan 5
CPU2-FAN1
CPU2-FAN2
CPU1-FAN2