Lenovo 6446, 6447, 6445, 6444 In the configuration that you use, install the largest DIMMs first

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In the configuration that you use, install the largest DIMMs first.

Table 5. Online-spare DIMM configurations, basic scheme

Number of
DIMMs	DIMM connectors	Results

4	1 and 4 (largest DIMMs)	Online-sparing on branch 0
	2 and 5

6	1 and 4 (largest DIMMs)	Online-sparing on branch 0
	2 and 5
	3 and 6

8	1 and 4 (largest DIMMs)	Online-sparing on branch 0
	2 and 5	Online-sparing on dual-rank DIMMs on
	3 and 6	branch 1
	7 and 10 (dual-rank DIMMs only)

10	1 and 4 (largest DIMMs)	Online-sparing on branch 0
	2 and 5	Online-sparing on branch 1
	3 and 6
	7 and 10
	8 and 11

12	1 and 4 (largest DIMMs)	Online-sparing on branch 0
	2 and 5	Online-sparing on branch 1
	3 and 6
	7 and 10
	8 and 11
	9 and 12

Table 6. Online-spare DIMM configurations, alternative scheme (requires BIOS code version 1.04 or later)

Number
of DIMMs	DIMM connectors	Results

4	7 and 10 (largest DIMMs)	Online-sparing on branch 1
	8 and 11

6	7 and 10 (largest DIMMs)	Online-sparing on branch 1
	8 and 11
	9 and 12

8	7 and 10 (largest DIMMs)	Online-sparing on branch 1
	8 and 11	Online-sparing on dual-rank DIMMs on
	9 and 12	branch 0
	1 and 4 (dual-rank DIMMs only)

10	1 and 4 (largest DIMMs)	Online-sparing on branch 0
	2 and 5	Online-sparing on branch 1
	7 and 10
	8 and 11
	9 and 12

12	N/A	N/A

Chapter 2. Installing optional devices 15

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Contents ThinkServer RD120 Types 6444, 6445, 6446, and Installation GuidePage ThinkServer RD120 Types 6444, 6445, 6446, and First Edition October Copyright Lenovo Chapter 4. Configuring the server ContentsChapter 3. Server controls, LEDs, and power Appendix A. Getting help and technical assistance Safety Each caution and danger statement in this document is labeled with a number. This number is used to cross reference an English-language caution or danger statement with translated versions of the caution or danger statement in the Safety Information document Statement DANGER Statement Appareil A Laser de Classe Class 1 Laser Product Laser Klasse Laser Klass Luokan 1 Laserlaite `≥ 55 kg 121.2 lb ≥ 18 kg 39.7 lb≥ 32 kg 70.5 lb Statement This server is suitable for use on an IT power-distribution system whose maximum phase-to-phase voltage is 240 V under any distribution fault condition Chapter 1. Introduction The Lenovo ThinkServer Documentation DVD Hardware and software requirementsNotices and statements in this document Features and specificationsMicroprocessor Table 1. Features and specificationsMajor components of the server Power backplane Installation guidelines Chapter 2. Installing optional devicesSystem reliability guidelines Working inside the server with the power onRemoving the cover Handling static-sensitive devicesInstalling a memory module 1 1 and 2 7 and 3 2 and 4 8 and 5 3 and 6 9 and DIMM connectorsPair Page Memory mirroring 1 1, 4, 7, and 2 2, 5, 8, and 3 3, 6, 9, and Online-spare memoryTable 5. Online-spare DIMM configurations, basic scheme In the configuration that you use, install the largest DIMMs first3.5-inch drives Installing a hard disk drive2.5-inch drives Installing a tape driveInstalling an additional microprocessor Voltage regulator module connectorMicroprocessor socket dust cover 4. Remove the microprocessor air baffle Note The microprocessor fits only one way on the socket 8. Install a heat sink on the microprocessor Low-profile PCI Express adapter Installing an adapterPCI riser card Release tabs Access holesHard disk drive cable connector 4 Installing a Remote Supervisor Adapter II SlimLineHard disk drive cable connector 0 Battery3. Remove the cover 4. Remove the PCI riser-card assembly Replacing the ServeRAID SAS controller Completing the installation Front view Installing the coverConnecting the cables Rear view Updating the server configurationIf you have installed or removed a hard disk drive, see “Usingthe RAID configuration programs” on page 44 for information about reconfiguring the disk arrays Page Front view Chapter 3. Server controls, LEDs, and powerSystem-error LED Power-on LEDPower-control button Hard disk drive activity LEDChapter 3. Server controls, LEDs, and power Rear viewServer power features Turning off the server Turning on the serverPage User Guide on the ThinkServer Documentation DVD Chapter 4. Configuring the serverUsing the ThinkServer EasyStartup program Page Configuring the Gigabit Ethernet controllers Using ThinkServer EasyManage productsUsing the Configuration/Setup Utility program Using the IBM ServeRAID Configuration Utility program Using the RAID configuration programsStarting the IBM ServeRAID Configuration Utility program Using ServeRAID ManagerIBM ServeRAID Configuration Utility menu choices Configuring the RAID controller2. Click Custom configuration Viewing the configuration2. Click Express configuration BIOS update and configuration Using the baseboard management controllerRed Hat Enterprise Linux ES 4 configuration Linux configurationLILO configuration If you are using LILO, complete the following steps Original /etc/lilo.conf contents 2. Run the lilo command to store and activate the LILO configuration Original /boot/grub/grub.conf contents Modified /boot/grub/grub.conf contents SUSE SLES 9.0 configurationModified /boot/grub/menu.lst contents Original /boot/grub/menu.lst contentsb. Add the following line before the first title line c. Append the following text to the first title lineCOM1 and that redirectbaudrate is set to Microsoft Windows 2003 Standard Edition configurationInstalling the OSA SMBridge management utility program 3. Type mount/mnt/cdrom 3. Follow the prompts to complete the installationUsing the baseboard management controller utility programs Page Page Diagnostic tools overview Chapter 5. Solving problemsPOST beep codes v Diagnostics DVDOther beep codes problem found POST error codesPOST Failing device orSymptom EasyStartup problemsTable 8. ThinkServer EasyStartup DVD ActionCD-RW/DVD drive problems Troubleshooting tablesHard disk drive problems General problemsthe Hardware Maintenance Manual Intermittent problemsUSB keyboard, mouse, or pointing-device problems Hardware Maintenance Manual Memory problemsLEDs” in the Hardware Maintenance Manual Microprocessor problemsMonitor problems Page Power problems Optional-device problemsHardware Maintenance Manual Serial port problems Software problems Light path diagnostics Universal Serial Bus USB port problemsVideo problems Light path diagnostics LEDs Diagnosing problems using light path diagnosticsthe User Guide on the ThinkServer Documentation DVD for Action Before you call Using the documentationAppendix A. Getting help and technical assistance Getting help and information from the World Wide Web Calling for servicePurchasing additional services Using other servicesLenovo product service Appendix A. Getting help and technical assistancePage Morrisville, NC U.S.A Attention Lenovo Director of Licensing Appendix B. NoticesLenovo United States, Inc 1009 Think Place - Building One Important notes TrademarksAppendix B. Notices Waste electrical and electronic equipment WEEE noticesFor the European Union Battery return programElectronic emissions notices German Ordinance for Work gloss statementFederal Communications Commission FCC statement For CaliforniaIndustry Canada Class A emission compliance statement United Kingdom telecommunications safety requirementAvis de conformité à la réglementation dIndustrie Canada Australia and New Zealand Class A statementDeutschland Japanese Voluntary Control Council for Interference VCCI statementBetriebsmittein Das Gerät erfüllt die Schutzanforderungen nach EN 55024 und ENKorean Class A warning statement Taiwanese Class A warning statement Chinese Class A warning statementIndex A See SAS Index software problemsconnectors Page Page 1P P/N 46U0862 Part Number 46U0862 Printed in USA