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Map 1523: The SPCN Error Codes Table Directed You Here and the
Error Code is 1011 1B0x
A system power supply is reporting a load fault.
Note: Read the danger and caution notices under "Safety notices" on page xv before continuing with this
procedure.
Perform the following steps to isolate the problem.
Step 1523-1
1. Turn off the power.
2. Disconnect the AC power cables from the system.
3. Remove the following assemblies, in the sequence listed:
a. Processor books
b. PCI adapter cards
c. DASD device
d. Media bay devices
4. Reconnect the AC power cables to the system.
5. Turn on the power.
Is the error code 1011 1B0x displayed?
NO
Go to "Step 1523-7" on page 67.
YES
Go to "Step 1523-2".
Step 1523-2
1. Turn off the power.
2. Disconnect the AC power cables from the system.
3. Remove system power supply 2.
4. Reconnect the AC power cable to the system power supply 1.
5. Turn on the power.
Is the error code 1011 1B0x displayed?
NO
Go to "Step 1523-3".
YES
Go to "Step 1523-4" on page 67
Step 1523-3
1. Turn off the power.
2. Reinstall system power supply 2 that was removed in "Step 1523-2".
3. Reconnect the AC power cable to the system power supply 2.
4. Turn on the power.
Is the error code 1011 1B0x displayed?
NO
The symptom has changed.
This ends the procedure.
YES
Replace system power supply 2, location: U0.1-V2.
66
NAS Gateway 500 Service Guide
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