Dell PowerEdge 2850 - Troubleshooting Guide

Figure A -5 shows the components on the optional PCI-X/PCIe expansion-card riser board, including the expansion-card slots and buses. Table 6 -2 lists the PCI bus and operating speed for each expansion-card slot.   Figure A- 5. Optional PCI- X/PCIe Expansion- Card Riser Board Components   SCSI Backp...

Back to Contents Page   I/O Connectors Dell™ PowerEdge™ 2850 Systems Installation and Troubleshooting Guide    Serial Connector    PS/2-Compatible Keyboard and Mouse Connectors    Video Connector    USB Connectors    Integrated NIC Connectors    Network Cable Requirements I/O connectors are the gate...

  Table B- 2. Serial Connector Pin Assignments    PS/2-Compatible Keyboard and Mouse Connectors The PS/2-compatible keyboard and mouse cables attach to 6-pin, miniature DIN connectors. Figure B -3 illustrates the pin numbers for these connectors and Table B -3 defines the pin assignments for these c...

  USB Connectors The system's USB connectors support USB-compliant peripherals such as keyboards, mice, and printers and may also support USB-compliant devices such as diskette drives and optical drives. Figure B -5 illustrates the pin numbers for the USB connector and Table B -5 defines the pin ass...

  Network Cable Requirements The NIC supports a UTP Ethernet cable equipped with a standard RJ45-compatible plug. Observe the following cabling restrictions. l   Use Category 5 or greater wiring and connectors. l   Do not exceed a cable run length (from a workstation to a hub) of 100 m (328 ft). For...

Back to Contents Page   Introduction Dell™ PowerEdge™ 2850 Systems Installation and Troubleshooting Guide    Other Documents You May Need    Obtaining Technical Assistance Your high-speed system offers significant service and upgrade features. The system includes the following service features to ma...

Back to Contents Page   Indicators, Messages, and Codes Dell™ PowerEdge™ 2850 Systems Installation and Troubleshooting Guide    Indicators on the Optional Bezel    Front-Panel Indicators and Features    SCSI Hard-Drive Indicator Codes    Back-Panel Indicators and Features    Power Indicator Codes   ...

  Table 2- 2. Front- Panel LED Indicators, Buttons, and Connectors    SCSI Hard-Drive Indicator Codes If RAID is activated, two indicators on each of the hard-drive carriers provide information on the status of the SCSI hard drives. RAID can be enabled either by using ROMB on the optional riser card...

Table 2 -3 lists the drive indicator patterns. Different patterns are displayed as drive events occur in the system. For example, if a hard-drive fails, the "drive failed" pattern appears. After the drive is selected for removal, the "drive being prepared for removal" pattern appears...

  Power Indicator Codes The system has indicators on the front panel and the power supplies that signify system power status.   Power-Button Indicator Codes The power button on the front panel controls the power input to the system's power supplies. The power indicator can provide information on pow...

  Solving Problems Described by LCD Status Messages When a single message appears on the status LCD, locate the code in Table 2 -8 and perform the suggested corrective action. The code on the LCD can often specify a very precise fault condition that is easily corrected. For example, if the code E078...

  System Beep Codes If an error that cannot be reported on the screen occurs during POST, the system may emit a series of beeps that identifies the problem. Processor n internal error Faulty microprocessor; faulty system board. See " Troubleshooting the Microprocessors " in "Troubleshoot...

  Warning Messages A warning message alerts you to a possible problem and prompts you to respond before the system continues a task. For example, before you format a diskette, a message will warn you that you may lose all data on the diskette. Warning messages usually interrupt the task and require ...

Back to Contents Page   Finding Software Solutions Dell™ PowerEdge™ 2850 Systems Installation and Troubleshooting Guide    Before You Begin    Troubleshooting Errors and Conflicts Software problems can be caused by: l   Improper installation or configuration of an application l   Application conflic...

Back to Contents Page   Running System Diagnostics Dell™ PowerEdge™ 2850 Systems Installation and Troubleshooting Guide    Using Server Administrator Diagnostics    System Diagnostics Features    When to Use the System Diagnostics    Running the System Diagnostics    System Diagnostics Testing Optio...

  1. Create a set of diagnostics diskettes from the Dell OpenManage Server Assistant CD. See "Using the Dell OpenManage Server Assistant CD" in your User's Guide for information on creating the diskettes.   2. Insert the first diagnostics diskette.   3. Reboot the system. If the system fails...

Back to Contents Page   Troubleshooting Your System  Dell™ PowerEdge™ 2850 Systems Installation and Troubleshooting Guide        Safety First — For You and Your System To perform certain procedures in this document, you must remove the system cover and work inside the system. While working inside th...

If the problem is resolved, replace the faulty mouse. See " Getting Help ."   5. Enter the System Setup program and ensure that the mouse controller is enabled. See "Using the System Setup Program" in your User's Guide . If the problem is not resolved, see " Getting Help ."  ...

  2. Turn off the system and any USB devices.   3. Disconnect the USB devices, and connect the malfunctioning device to the other USB connector.   4. Turn on the system and the reconnected device. If the problem is resolved, the USB connector might be defective. See " Getting Help ."   5. If...

In Figure 5 -1 , the covers and bezel are removed to provide an interior view of the system.   Figure 5- 1. Inside the System The system board holds the system's control circuitry and other electronic components. Several hardware options, such as the microprocessors and memory, are installed directl...

  1. Fit the tabs on the right end of the bezel into the corresponding slots in the front panel.   2. Rotate the left end of the bezel toward the system to secure the left end of the bezel.   3. Using the system key, lock the bezel.   Opening the System   To upgrade or troubleshoot the system, remov...

l   Excessive humidity.   Action     1. Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.   2. Open the system. See " Opening the System ."   3. Remove all expansion cards installed in the system. See " Removing an Expansion Card " in...

  Problem l   System message indicates a problem with the battery. l   System Setup program loses system configuration information. l   System date and time do not remain current.   Action   1. Re-enter the time and date through the System Setup program. See "Using the System Setup Program" ...

Problem l   Systems management software issues a fan-related error message.   Action Ensure that none of the following conditions exist: l   Ambient temperature is too high. l   External airflow is obstructed. l   Cables inside the system obstruct airflow. l   An individual cooling fan has failed. S...

  1. Run the appropriate online diagnostic test. See " Using Server Administrator Diagnostics " in "Running System Diagnostics."   2. Turn on the system and attached peripherals. If an error messages does not appear, go to step 12 .   3. Enter the System Setup program and check the s...

  2. Open or remove the bezel. See " Removing the Bezel ."   3. Run the appropriate online diagnostic test. See " Using Server Administrator Diagnostics " in "Running System Diagnostics."   4. Turn off the system and attached peripherals, and disconnect the system from the el...

  1. Try using a different CD that you know works properly.   2. Enter the System Setup program and ensure that the drive's IDE or SCSI controller is enabled. See "Using the System Setup Program" in the User's Guide .   3. Run the appropriate online diagnostic test. See " Using Server Ad...

  11. Close the system. See " Closing the System ."   12. Reconnect the system to the electrical outlet, and turn on the system, including attached peripherals.   13. If the problem is not resolved, see the documentation for the tape drive for additional troubleshooting instructions.   14. I...

If the problem persists, see " Getting Help ."   Troubleshooting an Integrated RAID Controller   Problem l   Error message indicates an integrated RAID controller problem.   Action     1. Run the appropriate online diagnostic test. See " Using Server Administrator Diagnostics " in &#...

  Problem l   Error message indicates a RAID controller problem. l   RAID controller performs incorrectly or not at all.   Action     1. Run the appropriate online diagnostic test. See " Using Server Administrator Diagnostics " in "Running the System Diagnostics."   2. Remove the bez...

8. Turn off the system and attached peripherals, and disconnect the system from the electrical outlet.   9. Open the system. See " Opening the System ."   10. Remove all expansion cards installed in the system. See "Removing an Expansion Card" in "Installing System Options." ...

Back to Contents Page   Installing System Options Dell™ PowerEdge™ 2850 Systems Installation and Troubleshooting Guide    System Fans    Power Supplies    Expansion-Card Cage    Expansion Cards    System Memory    Processors    System Battery    Installing an Optional RAC Card This section describes...

  Replacing a Cooling Fan   1. Ensure that the fan handle is upright and lower the fan into its retention base until the fan is fully seated. Then lower the fan handle until it snaps into place. See Figure 6 -1 .   2. Close the system. See " Closing the System " in "Troubleshooting Your ...

    1. Turn off the system, including any attached peripherals, and disconnect the system from the electrical outlet.   2. Open the system. See " Opening the System " in "Troubleshooting Your System."   3. Disconnect all expansion-card cables.   4. Rotate the expansion-card cage leve...

  Expansion Cards The system is available with a PCI-X riser board or an optional PCI-X/PCI Express (PCIe) riser board. The PCI-X riser board provides three PCI-X expansion slots and the PCI-X/PCIe riser board provides one PCI-X expansion slot, one PCIe x4-lane expansion slot, and one PCIe x8-lane e...

4. Disconnect all expansion-card cables.   5. Remove the expansion-card cage. See " Removing the Expansion-Card Cage ."   6. Position the expansion-card cage so that the riser board lies horizontally or vertically on your work surface.   7. Open the expansion-card guide latch and remove the ...

a.   Open the expansion-card latch. See Figure 6 -4 . b.   Grasp the expansion card by its top corners, and carefully remove it from the expansion- card connector.   7. If you are removing the card permanently, install a metal filler bracket over the empty expansion slot opening and close the expans...

  Table 6- 4. Allowable Memory Module Configurations – Single- Ranked and Dual- Ranked Memory Modules   Installing Memory Modules     1. Open the system. See " Opening the System " in Troubleshooting Your System."   2. Lift up the memory module shroud.   3. Locate the memory module socke...

  6. Press down on the memory module with your thumbs while pulling up on the ejectors with your index fingers to lock the memory module into the socket. When the memory module is properly seated in the socket, the ejectors on the memory module socket align with the ejectors on the other sockets tha...

  9. Unpack the new processor. If any of the pins on the processor appear bent, see " Getting Help ."   10. Align the pin-1 corner of the processor with the pin-1 corner of the ZIF socket. See Figure 6 -7 . Identify the pin-1 corner of the processor by locating the tiny gold triangle on one ...

  1. Turn off the system, including any attached peripherals, and disconnect the system from the electrical outlet.   2. Open the system. See " Opening the System " in "Troubleshooting Your System."   3. Lift up the memory airflow shroud.   4. Locate the battery socket. See Figure A ...

Back to Contents Page   Installing Drives Dell™ PowerEdge™ 2850 Systems Installation and Troubleshooting Guide    SCSI Interface Cables    SCSI Configuration Information    External SCSI Tape Drive    SCSI Hard Drives    Optical and Diskettes Drives    Activating the Integrated RAID Controller    In...

  4. Reconnect the system to its electrical outlet and turn the system on, including any attached peripherals.   5. Perform a tape backup and verification test with the drive as instructed in the software documentation that came with the drive.   Installing an Internal SCSI Tape Drive   1. Turn off ...

l   SCSI controller: ¡   Integrated SCSI controller ¡   Optional integrated RAID controller. See " Activating the Integrated RAID Controller ." ¡   RAID controller card. See " Installing a RAID Controller Card ." l   Cabling: ¡   If a RAID controller card is not installed, connect th...

If the drive has been online, the drive status indicator will blink green two times a second as the drive is powered down. When all indicators are off, the drive is ready for removal. See your operating system documentation for more information on taking the hard drive offline.   3. Open the hard-dr...

4. Replace the bezel. See " Replacing the Bezel " in "Troubleshooting Your System."   5. Reconnect your system and peripherals to their electrical outlets, and turn on the system.   Activating the Integrated RAID Controller       1. Turn off the system, including any attached periphe...

  12. Gently pull and hold open the RAID battery compartment tab, route the RAID battery cable through the bottom opening, and then lower the RAID battery into the compartment. See Figure 7 -5 .   13. Route the battery cable through the battery-cable securing clip and connect the battery cable to th...

  1. Unpack the RAID controller card and prepare it for installation. For instructions, see the documentation accompanying the card.   2. Turn off the system, including any attached peripherals, and disconnect the system from the electrical outlet.   3. Open the system. See " Opening the System ...

  7. Reconfigure the SCSI cable connections to the SCSI backplane as necessary to operate the backplane as a 2/4 split backplane: l   If a RAID controller card is not installed, connect the appropriate SCSI cables between the SCSI A and/or SCSI B connectors on riser board and the SCSI A or SCSI B co...

Back to Contents Page   Getting Help Dell™ PowerEdge™ 2850 Systems Installation and Troubleshooting Guide    Technical Assistance    Dell Enterprise Training and Certification    Problems With Your Order    Product Information    Returning Items for Warranty Repair or Credit    Before You Call    De...

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the system diagnostics.   4. Include any accessories that belong with the item(s) being returned (such as power cables, media such as CDs and diskettes, and guides) if the return is for credit.   5. Pack the equipment to be returned in the original (or equivalent) packing materials. You are responsi...