User Guide
About Your System 27
E141F CPU # 
protocol 
error. Power 
cycle AC.
The system BIOS has 
reported a processor 
protocol error.
Remove AC power to the 
system for 10 seconds and 
restart the system.
If the problem persists, 
see "Getting Help."
E1420 CPU Bus 
parity error. 
Power cycle 
AC.
The system BIOS has 
reported a microprocessor 
bus parity error.
Remove AC power to the 
system for 10 seconds or 
clear the SEL.
If the problem persists, 
see "Getting Help."
E1422 CPU # machine 
check error. 
Power cycle 
AC.
The system BIOS has 
reported a machine check 
error.
Remove AC power to the 
system for 10 seconds and 
restart the system.
If the problem persists, 
see "Getting Help."
E1610 Power Supply 
# (### W) 
missing. 
Check power 
supply.
Specified power supply was 
removed or is missing from 
the system. 
See "Troubleshooting 
Power Supplies."
E1614 Power Supply 
# (### W) 
error. Check 
power supply.
Specified power supply has 
failed.
See "Troubleshooting 
Power Supplies."
E1618 Predictive 
failure on 
Power Supply 
# (### W). 
Check PSU.
A power supply fan failure, 
an over-temperature 
condition, or power supply 
communication error has 
caused the predictive 
warning of an impending 
power supply failure. 
See "Troubleshooting 
Power Supplies."
Table 1-1. LCD Status Messages (continued)
Code Text Cause Corrective Actions










