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Dell PowerEdge 2950 Hardware Owner's Manual (PDF) - Page 138

Table 6-2., System Board Connectors, Connector, Description, TCP/IP Offload Engine Key

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Table 6-2. System Board Connectors Connector 1 RAC_CONN2 2 SATA_B 3 RAC_CONN1 4 DIMM 1 5 DIMM 5 6 DIMM 2 7 DIMM 6 8 DIMM 3 9 DIMM 7 10 DIMM 4 11 DIMM 8 12 CPU1 13 FAN4_2U 14 FLOPPY 15 FAN3_2U 16 FAN2_2U 17 FAN1_2U 18 CPU2 19 SIDEPLANE 20 BACKPLANE 21 TOE_KEY 22 RISER1 23 SATA_A 24 BATTERY 25 RISER2 Description Remote Access Control (RAC) card 2 SATA B connector Remote Access Control (RAC) card 1 Memory module, slot 1 Memory module, slot 5 Memory module, slot 2 Memory module, slot 6 Memory module, slot 3 Memory module, slot 7 Memory module, slot 4 Memory module, slot 8 Microprocessor 1 System cooling fan Floppy drive connector System cooling fan System cooling fan System cooling fan Microprocessor 2 Sideplane connector Backplane power connector TCP/IP Offload Engine Key Left riser board connector SATA A connector System battery Central riser board connector 138 Jumpers and Connectors

Section	Page
Hardware Owner’s Manual	1
Contents	3
About Your System	11
Other Information You May Need	11
Accessing System Features During Startup	12
Front-Panel Features and Indicators	13
Hard-Drive Indicator Codes	15
Back-Panel Features and Indicators	17
Connecting External Devices	17
Power Indicator Codes	18
NIC Indicator Codes	19
LCD Status Messages	19
Solving Problems Described by LCD Status Messages	27
Removing LCD Status Messages	27
System Messages	28
Warning Messages	35
Diagnostics Messages	35
Alert Messages	35
Using the System Setup Program	37
Entering the System Setup Program	37
Responding to Error Messages	37
Using the System Setup Program	38
System Setup Options	38
Main Screen	38
CPU Information Screen	41
Integrated Devices Screen	42
Serial Communication Screen	43
System Security Screen	43
Exit Screen	44
System and Setup Password Features	45
Using the System Password	45
Using the Setup Password	47
Disabling a Forgotten Password	48
Baseboard Management Controller Configuration	48
Entering the BMC Setup Module	49
BMC Setup Module Options	49
Installing System Components	51
Recommended Tools	51
Inside the System	52
Front Bezel	53
Removing the Front Bezel	53
Replacing the Front Bezel	54
Opening and Closing the System	54
Opening the System	54
Closing the System	55
Hard Drives	55
Before You Begin	56
Removing a Drive Blank	56
Installing a Drive Blank	57
Removing a Hot-Plug Hard Drive	57
Installing a Hot-Plug Hard Drive	57
Replacing a Hard-Drive Carrier	58
Removing a Hard Drive From a Hard-Drive Carrier	58
Installing a SAS Hard Drive Into a SATAu Drive Carrier	59
Installing a SATA Hard Drive Into a SATA Drive Carrier	60
Installing a SATA Hard Drive and Interposer Card Into a SATAu Hard-Drive Carrier	61
Power Supplies	62
Removing a Power Supply	63
Replacing a Power Supply	64
Removing the Power Supply Blank	64
Installing the Power Supply Blank	65
System Fans	65
Removing a System Fan	65
Replacing a Cooling Fan	66
Cooling Shroud	66
Removing the Cooling Shroud	67
Installing the Cooling Shroud	67
Fan Brackets	68
Removing the Fan Bracket	68
Replacing the Fan Bracket	69
SAS Controller Daughter Card	69
Installing a SAS Controller Daughter Card	70
SAS and SAS RAID Controller Daughter Card Cabling Guidelines	72
Removing a SAS Controller Daughter Card	74
RAID Battery	74
Installing a RAID Battery	74
Removing a RAID Battery	75
Configuring the Boot Device	76
Expansion Cards	76
Expansion Card Installation Guidelines	76
Installing an Expansion Card	76
Removing an Expansion Card	78
Expansion-Card Cage	78
Removing the Expansion-Card Cage	78
Replacing the Expansion-Card Cage	79
Installing a RAC Card	80
Optical Drive	81
Removing the Optical Drive	81
Installing the Optical Drive	82
Diskette Drive	83
Removing the Diskette Drive From the System	83
Installing the Diskette Drive Into the System	84
Removing the Diskette Drive From the Drive Carrier	85
Installing the Diskette Drive Into the Drive Carrier	85
SCSI Tape Drive	86
Removing and Installing an Internal SCSI Tape Drive	86
Removing and Replacing the Tape Drive Cable Retention Bracket	88
System Memory	89
General Memory Module Installation Guidelines	89
Non-Optimal Memory Configurations	90
Memory Sparing Support	90
Memory Mirroring Support	90
Installing Memory Modules	90
Removing Memory Modules	92
Activating the Integrated NIC TOE	93
Processors	93
Removing a Processor	93
Installing a Processor	95
System Battery	96
Replacing the System Battery	96
Expansion-Card Riser Boards	98
Removing the Left Expansion-Card Riser Board	98
Installing the Left Riser Board	99
Removing the Central Riser Board	100
Installing the Central Riser Board	100
Sideplane Board	101
Removing the Sideplane Board	101
Installing the Sideplane Board	102
SAS Backplane Board	103
Removing the SAS Backplane Board	103
Installing the SAS Backplane Board	104
Control Panel Assembly (Service-only Procedure)	105
Removing the Control Panel Assembly	105
Installing the Control Panel Assembly	106
System Board (Service-only Procedure)	107
Removing the System Board	107
Installing the System Board	108
Troubleshooting Your System	111
Safety First-For You and Your System	111
Start-Up Routine	111
Checking the Equipment	112
Troubleshooting IRQ Assignment Conflicts	112
Troubleshooting External Connections	112
Troubleshooting the Video Subsystem	113
Troubleshooting the Keyboard	113
Troubleshooting the Mouse	114
Troubleshooting Basic I/O Functions	114
Troubleshooting a Serial I/O Device	115
Troubleshooting a USB Device	115
Troubleshooting a NIC	116
Troubleshooting a Wet System	116
Troubleshooting a Damaged System	117
Troubleshooting the System Battery	118
Troubleshooting Power Supplies	118
Troubleshooting System Cooling Problems	119
Troubleshooting a Fan	119
Troubleshooting System Memory	120
Troubleshooting a Diskette Drive	121
Troubleshooting an Optical Drive	123
Troubleshooting an External SCSI Tape Drive	123
Troubleshooting a Hard Drive	124
Troubleshooting a SAS or SAS RAID Controller Daughter Card	126
Troubleshooting Expansion Cards	127
Troubleshooting the Microprocessors	128
Running the System Diagnostics	131
Using Server Administrator Diagnostics	131
System Diagnostics Features	131
When to Use the System Diagnostics	131
Running the System Diagnostics	132
System Diagnostics Testing Options	132
Using the Custom Test Options	132
Selecting Devices for Testing	132
Selecting Diagnostics Options	133
Viewing Information and Results	133
Jumpers and Connectors	135
System Board Jumpers	135
System Board Connectors	137
SAS Backplane Board Connectors	139
Sideplane Board Connectors	142
Expansion-Card Riser-Board Components and PCI Buses	142
Disabling a Forgotten Password	144
Getting Help	147
Technical Assistance	147
Online Services	147
AutoTech Service	148
Automated Order-Status Service	148
Technical Support Service	148
Dell Enterprise Training and Certification	149
Problems With Your Order	149
Product Information	149
Returning Items for Warranty Repair or Credit	149
Before You Call	150
Contacting Dell	152
Glossary	169