Table 7. Abbreviated list of POST error codes (continued)
v Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v See the parts listing in the Problem Determination and Service Guide to determine which components are
customer replaceable units (CRU) and which components are field replaceable units (FRU).
v If an action step is preceded by “(Trained service technician only),” that step must be performed only by a
trained service technician.
Error code Description Action
178 System VPD not available.
1. Restart the server.
2. Update the BMC firmware (see the
Problem Determination and Service
Guide on the IBM System x3400
Documentation CD.
3. (Trained service technician only) Reseat
the microprocessor.
4. (Trained service technician only) Replace
the microprocessor.
184 Power-on password damaged.
1. Run the Configuration/Setup Utility
program, select Load Default Settings,
and save the settings.
2. Reseat the battery.
3. Replace the following components one at
a time, in the order shown, restarting the
server each time:
a. Battery
b. (Trained service technician only)
System board
187 VPD serial number not set.
1. Set the serial number by updating the
BIOS code level (see the Problem
Determination and Service Guide on the
IBM System x3400 Documentation CD.
2. Reseat the optional Remote Supervisor
Adapter II Slimline
3. (Trained service technician only) Replace
the system board.
188 Bad EEPROM CRC #2.
1. Restart the server.
2. Update the BMC firmware (see the
Problem Determination and Service
Guide on the IBM System x3400
Documentation CD.
3. Replace the Remote Supervisor Adapter
II SlimLine.
189 Three attempts were made to access the
server with an incorrect password.
Restart the server and enter the
administrator password; then, run the
Configuration/Setup Utility program and
change the power-on password.
196 Microprocessors do not have the same L2 or
L3 cache size.
Install microprocessors with same L2 or L3
cache size.
198 Microprocessors are not the same speed Install microprocessors of the same speed.
70 System x3400 Types 7973, 7974, 7975, and 7976: Installation Guide
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