Lenovo ThinkServer RS110, Hardware Maintenance Manual

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v Follow the suggested actions in the order in which they are listed in the Action column until the problem
is solved.
v
See Chapter 3, “Parts listing, RS110 Types 6435, 6436, 6437 and 6438 server,” on page 27 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.
system event/error log message Action
System error log full Clear the current logs.
System is over recommended voltage on VRM
1.
1. (Trained service technician only) Reseat the microprocessor.
2. Replace the following components one at a time, in the order
shown, restarting the server each time:
a. (Trained service technician only) Microprocessor
b. (Trained service technician only) System board
System is over recommended voltage for +1.5V
CPU
1. Reseat the following components:
a. (Trained service technician only) Microprocessor
b. Power supply
2. Replace the following components one at a time, in the order
shown, restarting the server each time:
a. (Trained service technician only) System board
b. (Trained service technician only) Microprocessor
System is over recommended voltage on +3.3V
1. Reseat the power supply.
2. (Trained service technician only) Replace the system board.
System is under recommended voltage on VRM
1.
1. (Trained service technician only) Reseat the microprocessor.
2. Replace the following components one at a time, in the order
shown, restarting the server each time:
a. (Trained service technician only) Microprocessor
b. (Trained service technician only) System board
System is under recommended voltage for
+1.5V CPU
1. Reseat the following components:
a. (Trained service technician only) Microprocessor
b. Power supply
2. Replace the following components one at a time, in the order
shown, restarting the server each time:
a. (Trained service technician only) System board
b. (Trained service technician only) Microprocessor
System is under recommended voltage on
+3.3V
1. Reseat the power supply.
2. (Trained service technician only) Replace the system board.
System log 75% full Clear the system event/error log.
System log cleared Information only.
System memory error
1. Reseat the DIMMs.
2. Replace the DIMMs.
System over recommended voltage for +12v.
1. Reseat the power supply.
2. (Trained service technician only) Replace the system board.
System over recommended voltage on +2.5v.
1. Reseat the power supply.
2. (Trained service technician only) Replace the system board.
Chapter 5. Diagnostics
211