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
1604 Machine Type mismatch detected.
1. Update the BIOS code and make sure
that the correct machine type information
for the server is correct.
2. Update the BMC firmware.
3. (Trained service technician only) Replace
the system board.
1762 Fixed disk configuration error.
1. Run the Configuration/Setup Utility
program and load the default settings.
2. Reseat the following components:
a. SATA or SAS cable
b. Reseat the hard disk drive
c. (Trained service technician only)
Reseat the system board.
d. Replace the components listed in
step 2 one at a time, in the order
shown, restarting the server each
time.
72 System x3400 Types 7973, 7974, 7975, and 7976: Installation Guide
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