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Dell™ PowerEdge™ 2500 Systems Installation and Troubleshooting Guide
Introduction
Indicators, Messages, and Codes
Finding Software Solutions
Running the Dell™ Diagnostics
Troubleshooting Your System
Installing System Board Options
Installing Drives
Getting Help
Jumpers and Connectors
Abbreviations and Acronyms
Figures
Tables
Notes, Notices, Cautions, and Warnings
NOTE: A NOTE indicates important information that helps you make better use of your computer.
NOTICE: A NOTICE indicat
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Back to Contents Page Jumpers and Connectors Dell™ PowerEdge™ 2500 Systems Installation and Troubleshooting Guide Jumpers—A General Explanation System Board Jumpers System Board Connectors SCSI Backplane Board Connectors Interposer Board Connectors Disabling a Forgotten Password This section provides specific information about the jumpers on the system board. It also provides some basic information on jumpers and switches and describes the connectors and sockets on the vari
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Table A-1. System-Board Jumper Settings Jumper Setting Description PASSWD (default) The password feature is enabled. The password feature is disabled. NVRAM_CLR (default) The configuration settings are retained at system boot. The configuration settings are cleared at next system boot. (If the configuration settings become corrupted to the point where the system will not boot, install the jumper plug and boot the system. Remove the jumper before restoring the configuration
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Interposer Board Connectors Figure A-4 shows the connectors and sockets located on the interposer board. Figure A-4. Connectors on the Interposer Board Disabling a Forgotten Password The computer's software security features include a system password and a setup password, which are discussed in detail in Section 4, "Using the System Setup Program," in the User's Guide. A password jumper on the system board enables these password features or disables them and clears any passwor
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NOTE: If you assign a new system and/or setup password with the jumper plug still removed, the system disables the new password(s) the next time it boots. 6. Repeat step 1. 7. Install the jumper plug on the PASSWD jumper. 8. Replace the right-side computer cover, and then reconnect the computer and peripherals to their electrical outlets and turn them on. 9. Assign a new system and/or setup password. To assign a new system password using the System Setup program, see "Assigning
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Back to Contents Page Abbreviations and Acronyms Dell™ PowerEdge™ 2500 Systems Installation and Troubleshooting Guide The following list defines or identifies technical terms, abbreviations, and acronyms used in Dell user documents. NOTE: Unless otherwise specified, these definitions may not apply to operating systems other than Microsoft® Windows® 95 and Windows NT®. A ampere(s) AC alternating current ACPI Advanced Configuration and Power Interface ADC analog-to-digital converter A
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C Celsius CCFT cold cathode fluorescent tube CD compact disc CD-ROM compact disc read-only memory CGA color graphics adapter cm centimeter(s) CMOS complementary metal-oxide semiconductor C.O.D. collect on delivery cpi characters per inch cpl characters per line CPU central processing unit DAC digital-to-analog converter DASH Dell Advanced SCSI Host DAT digital audio tape dB decibel(s) dBA adjusted decibel(s) DC direct current DIMM dual in-line memory module D
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Deutsche Industrie Norm DIP dual in-line package DMA direct memory access DOC Department of Communications (in Canada) dpi dots per inch DRAC Dell OpenManage™ Remote Assistant Card DRAM dynamic random-access memory DS/DD double-sided double-density DS/HD double-sided high-density DSA Dell SCSI Array ECC error checking and correction EDO extended-data out EGA enhanced graphics adapter EIDE enhanced integrated drive electronics EMI electromagnetic interference EMM exp
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electrostatic discharge ESDI enhanced small-device interface ESM embedded server management F Fahrenheit FAT file allocation table FCC Federal Communications Commission FIFO first-in first-out ft feet g gram(s) G gravities GB gigabyte(s) GUI graphical user interface h hexadecimal HIP Hardware Instrumentation Package HMA high memory area HPFS High Performance File System Hz hertz I/O input/output ICBM inter-chassis management bus ID
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identification IDE integrated drive electronics IRQ interrupt request ISA Industry-Standard Architecture JEIDA Japanese Electronic Industry Development Association K kilo- (1024) KB kilobyte(s) KB/sec kilobyte(s) per second Kb kilobit(s) Kbps kilobit(s) per second kg kilogram(s) kHz kilohertz LAN local area network lb pound(s) LCD liquid crystal display LED light-emitting diode LIF low insertion force LN load number lpi lines per inch
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LVD low voltage differential m meter(s) mA milliampere(s) mAh milliampere-hour(s) MB megabyte(s) Mb megabit(s) Mbps megabit(s) per second MBR master boot record MDA monochrome display adapter MGA monochrome graphics adapter MHz megahertz MMX™ MultiMedia eXtensions mm millimeter(s) ms millisecond(s) MS-DOS® Microsoft Disk Operating System MTBF mean time between failures mV millivolt(s) NIC network interface controller NiCad nickel cadmium
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NiMH nickel-metal hydride NMI nonmaskable interrupt NNM Network Node Manager ns nanosecond(s) NTFS NT File System NVRAM nonvolatile random-access memory OS/2® Operating System/2 OTP one-time programmable PAL programmable array logic PCI Peripheral Component Interconnect PCMCIA Personal Computer Memory Card International Association PGA pin grid array POST power-on self-test ppm pages per minute PQFP plastic quad flat pack PSDB power-supply distribution board PS/2
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RAID redundant arrays of independent disks RAM random-access memory RAMDAC random-access memory digital-to-analog converter RCU Resource Configuration Utility REN ringer equivalence number RFI radio frequency interference RGB red/green/blue ROM read-only memory rpm revolutions per minute RTC real-time clock SCA Single Controller Architecture SCSI small computer system interface SDS Scalable Disk System sec second(s) SEC single-edge contact SDRAM synchronous dyna
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SRAM static random-access memory SSU system setup utility SVGA super video graphics array TFT thin film transistor tpi tracks per inch TSR terminate-and-stay-resident UMB upper memory block UPS uninterruptible power supply USOC Universal Service Ordering Code V volt(s) VAC volt(s) alternating current VDC volt(s) direct current VESA® Video Electronics Standards Association VGA video graphics array VLSI very-large-scale integration VRAM video random-access memory VR
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watt-hour(s) X XMM extended memory manager XMS eXtended Memory Specification Z ZIF zero insertion force Back to Contents Page
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Back to Contents Page Introduction Dell™ PowerEdge™ 2500 Systems Installation and Troubleshooting Guide Other Documents You May Need Getting Help Safety, Regulatory, and Warranty Information Dell™ PowerEdge™ 2500 systems are high-speed servers that offer significant service and upgrade features. These systems include the following service features to make troubleshooting and repair easy and effective: l Embedded server management hardware, which monitors temperatures and voltages
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Back to Contents Page
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Back to Contents Page Indicators, Messages, and Codes Dell™ PowerEdge™ 2500 Systems Installation and Troubleshooting Guide Bezel Indicators System Messages Front-Panel Indicators and Features System Beep Codes Back-Panel Features Warning Messages SCSI Hard-Disk Drive Indicator Codes Diagnostics Messages Redundant Power Supply Features Alert Log Messages From the Dell OpenManage Server Agent Applications, operating systems, and the system itself are capable of identif
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Back-Panel Features Figure 2-3 shows the back-panel features of the non-redundant AC power version of the system. Figure 2-3. Back-Panel Features SCSI Hard-Disk Drive Indicator Codes If you have the integrated RAID controller activated, or an optional PERC 3/Di controller is installed in the system, three indicators on each of the hard-disk drive carriers provide information on the status of the SCSI hard-disk drives (see Table 2-1). The SCSI backplane firmware controls the drive onlin
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Table 2-1 lists the drive indicator patterns established by the SCSI backplane firmware. Different patterns are displayed as drive events occur in the system. For example, in the event of a hard-disk drive failure, the "drive failed" pattern appears. After the drive is selected for removal, the "drive being prepared for removal" pattern appears, followed by the "drive ready for insertion or removal" pattern. After the replacement drive is installed, the "drive being prepared for operation" p
