Dell PowerEdge C6220 II Owner's Manual page 319

8 Reconnect the system to its electrical outlet, and turn on the system
and attached peripherals.
9 Enter the System Setup program and check the system memory
settings. See "Main Screen" on page 76.
If the problem is not resolved, proceed with the next step.
10 Turn off the system and attached peripherals, and disconnect the
system from the power source.
11 Remove the system-board assembly. See "Removing a System-Board
Assembly" on page 170.
12 If a diagnostic test or error message indicates a specific memory
module as faulty, swap or replace the module.
13 To troubleshoot an unspecified faulty memory module, replace the
memory module in the first memory module socket with a module of
the same type and capacity. See "Installing the Memory Modules" on
page 242.
14 Install the system-board assembly. See "Removing a System-Board
Assembly" on page 170.
15 Reconnect the system to its electrical outlet, and turn on the system
and attached peripherals.
16 As the system boots, observe any error message that appears and the
diagnostic indicators on the front of the system.
17 If the memory problem is still indicated, repeat step 10 through step 16
for each memory module installed.
If the problem persists after all memory modules have been checked,
see "Getting Help" on page 343.
Troubleshooting Your System | 319