Lenovo BladeCenter HX5 7873 Problem Determination And Service Manual page 184

• Follow the suggested actions in the order in which they are listed in the Action column until the problem is
solved.
• See "Parts listing - BladeCenter HX5" on page 57 to determine which components are CRUs and which
components are FRUs.
• If an action step is preceded by "(Trained service technician only)," that step must be performed only by a
trained service technician.
Type Error Message
Error Memory device X, temperature (MEU
DIMM X Temp) critical [Note:X=1-24]
Error
Group 1 (mem dev 1-40) memory
(MEU Mem Lane) critical
Error System board, voltage (Planar Fault)
critical
Error System board, temperature (Inlet
Temp) critical
168
BladeCenter HX5 Blade ServerProblem Determination and Service Guide
Action
1. Make sure that the room temperature is within the
operating specifications (see "Features and
specifications" on page 4).
2. Make sure that none of the air vents on the BladeCenter
chassis and on the blade server are blocked.
3. Make sure that all of the fans on the BladeCenter chassis
are running.
4. (Trained service technician only) Make sure that the
microprocessor heat sink is properly attached to the
microprocessor (see "Installing a microprocessor and heat
sink" on page 134).
1. Reseat the IBM MAX5 expansion blade (see "Removing an
IBM MAX5 expansion blade" on page 87 and "Installing an
IBM MAX5 expansion blade" on page 88).
2. Replace the IBM MAX5 expansion blade (see "Removing
an IBM MAX5 expansion blade" on page 87 and "Installing
an IBM MAX5 expansion blade" on page 88).
1. Reseat the blade server in the BladeCenter chassis (see
"Removing the blade server from the BladeCenter
chassis" on page 66 and "Installing a blade server in a
BladeCenter chassis" on page 67).
2. Remove the blade server from the BladeCenter chassis
and install an identical known good blade server in the
BladeCenter chassis (see "Removing the blade server
from the BladeCenter chassis" on page 66 and "Installing
a blade server in a BladeCenter chassis" on page 67). If
the problem is related to a power supply, replace the
power supply.
3. (Trained service technician only) Replace the system-
board assembly (see "Removing the system-board
assembly - BladeCenter HX5" on page 140 and "Installing
the system-board assembly - BladeCenter HX5" on page
142).
1. Make sure that the room temperature is within the
operating specifications (see "Features and
specifications" on page 4).
2. Make sure that none of the air vents on the BladeCenter
chassis and on the blade server are blocked.
3. Make sure that all of the fans on the BladeCenter chassis
are running.