Dell PowerEdge 850 - Manual (Page 34)

Troubleshooting System Memory
Problem
l Faulty memory module.
l Faulty system board.
l System status indicator is amber.
l System beep code indicates a memory problem.
l Systems management software issues a memory-related message through the systems management software.
Action
Memory-related beep code during system startup.
1. Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
2. Open the system. See " Opening the System ."
3. Reseat the memory modules in their sockets. See " Installing Memory Modules " in "Installing System Components."
4. Close the system. See " Closing the System ."
5. Reconnect the system to the electrical outlet, and turn on the system and attached peripherals.
If there is no memory-related beep code, the problem is resolved.
6. Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
a. Open the system. See " Opening the System ."
b. Remove all memory modules from the system. See " Removing Memory Modules " in "Installing System Components."
c. Replace one of the memory modules in socket DIMM1_B.
d. Close the system. See " Closing the System ."
e. Reconnect the system to the electrical outlet, and turn on the system and attached peripherals.
f. If there is no memory-related beep code, the memory module is not faulty.
If the beep code reoccurs, the memory module is faulty and should be replaced.
7. Perform the following steps:
a. Turn off the system and attached peripherals, and disconnect the system from its electrical outlet.
b. Open the system. See " Opening the System ."
c. Repeat step c through step f in step 6 for each memory module installed.
8. If you have tested all the memory modules and the problem persists, or none of the memory modules passes, the system board is faulty. See " Getting
Help ."
The system starts up successfully but there are memory-related error messages.
1. Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.
2. Open the system. See " Opening the System ."
CAUTION: See your Product Information Guide for complete information about safety precautions, working inside the computer, and protecting
against electrostatic discharge.
CAUTION: See your Product Information Guide for complete information about safety precautions, working inside the computer, and protecting
against electrostatic discharge.