Server Hardware Owner's Manual
Table Of Contents
- About Your System
- Accessing System Features During Startup
- Front-Panel Features and Indicators
- LCD Panel Features (Optional)
- Hard-Drive Status Indicators
- Back-Panel Features and Indicators
- Guidelines for Connecting External Devices
- NIC Indicator Codes
- Power Indicator Codes
- Diagnostic Lights (Optional)
- LCD Status Messages (Optional)
- System Messages
- Warning Messages
- Diagnostics Messages
- Alert Messages
- Using the System Setup Program and UEFI Boot Manager
- Installing System Components
- Recommended Tools
- Inside the System
- Front Bezel (Optional)
- Opening and Closing the System
- Optical Drive (Optional)
- Hard Drives
- Removing a Drive Blank
- Installing a Drive Blank
- Removing a Hard-Drive Carrier
- Installing a Hard-Drive Carrier
- Removing a Hard Drive From a Hard-Drive Carrier
- Installing a Hard Drive Into a Hard-Drive Carrier
- Removing a Cabled Hard Drive
- Installing a Cabled Hard Drive
- Removing a Hard Drive From a Hard-Drive Bracket
- Installing a Hard Drive Into a Hard-Drive Bracket
- Expansion Card
- Expansion-Card Riser
- Internal USB Memory Key
- Cooling Shroud
- Integrated Storage Controller Card
- System Memory
- Cooling Fans
- iDRAC6 Express Card (Optional)
- iDRAC6 Enterprise Card (Optional)
- VFlash Media (Optional)
- Processor
- Power Supplies
- System Battery
- Control Panel Assembly
- SAS Backplane
- Power Distribution Board
- System Board
- Troubleshooting Your System
- Safety First-For You and Your System
- Troubleshooting System Startup Failure
- Troubleshooting External Connections
- Troubleshooting the Video Subsystem
- Troubleshooting a USB Device
- Troubleshooting a Serial I/O Device
- Troubleshooting a NIC
- Troubleshooting a Wet System
- Troubleshooting a Damaged System
- Troubleshooting the System Battery
- Troubleshooting Power Supply
- Troubleshooting System Cooling Problems
- Troubleshooting a Fan
- Troubleshooting System Memory
- Troubleshooting an Internal USB Key
- Troubleshooting an Optical Drive
- Troubleshooting a Tape Backup Unit
- Troubleshooting a Hard Drive
- Troubleshooting an Expansion Card
- Troubleshooting the Processor
- Running the System Diagnostics
- Jumpers and Connectors
- Getting Help
- Index

46 About Your System
The amount of
system memory has
changed.
Memory has been added or
removed or a memory
module may be faulty.
If memory has been added or
removed, this message is
informative and can be
ignored. If memory has not
been added or removed,
check the SEL to determine
if single-bit or multi-bit
errors were detected and
replace the faulty memory
module.
See "Troubleshooting
System Memory" on
page 153.
The following
DIMMs should
match
in
geometry:
x
,
x
,
...
Invalid memory
configuration. The specified
memory modules do not
match in size, number of
ranks, or number of
data lanes.
Ensure that the memory
modules are installed in a
valid configuration.
See "General Memory
Module Installation
Guidelines" on page 106.
The following
DIMMs should
match
in rank
count:
x
,
x
,
...
The following
DIMMs should
match in size:
x
,
x
,
...
The following
DIMMs should
match
in size
and geometry:
x
,
x
,
...
The following
DIMMs should
match
in size
and rank count:
x
,
x
,
...
Table 1-3. System Messages (continued)
Message Causes Corrective Actions
R310HOM.book Page 46 Thursday, March 4, 2010 1:03 AM










