Manuale d’uso / di manutenzione del prodotto QHB del fabbricante Dell
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Dell PowerEdge M420 Systems Owner's Manual Regulatory Model: QHB Regulatory Type: QHB Series.
Notes, Cautions, and Warnings NOTE: A NOTE indicates important information that helps you make better use of your computer. CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid the problem. WARNING: A WARNING indicates a potential for property damage, personal injury, or death.
Contents Notes, Cautions, and Warnings ...................................................................................................2 1 About Your System............................................................................................
3 Installing Blade Components .................................................................................................. 25 Recommended Tools .....................................................................................................
Removing Memory Modules ............................................................................................................................ 47 Installing Memory Modules .........................................................................
Contacting Dell .......................................................................................................................................
1 About Your System Overview Your system includes up to four quarter-height blades installed in a sleeve. To function as a system, the sleeve is inserted into an M1000e enclosure (chassis). CAUTION: Exercise care while handling the sleeve to prevent damage to the internal components.
Figure 2. Blade Slot Numbering Front-Panel Features And Indicators Figure 3. Front-Panel Features and Indicators 1. blade handle release button 2. solid state drives (2) 3. USB connectors (2) 4. blade power button/indicator Solid State Drive Features Your system supports two 1.
Figure 4. SSD Features 1. activity indicator (green) 2. status indicator (green and amber) NOTE: If the SSD is in Advanced Host Controller Interface (AHCI) mode, the status LED remains off.
Other Information You May Need WARNING: See the safety and regulatory information that shipped with your system. Warranty information may be included within this document or as a separate document. • The Getting Started Guide provides an overview of system features, setting up your system, and technical specifications.
2 Using The System Setup And Boot Manager System Setup enables you to manage your system hardware and specify BIOS-level options. The following keystrokes provide access to system features during startup: Keystroke Description <F2> Enters the System Setup.
NOTE: Operating systems must be UEFI-compatible to be installed from the UEFI boot mode. DOS and 32-bit operating systems do not support UEFI and can only be installed from the BIOS boot mode. NOTE: For the latest information on supported operating systems, see dell.
Menu Item Description iDRAC Settings This option is used to view and configure iDRAC settings. Device Settings This option is used to view and configure device settings. System BIOS Screen NOTE: The options for System Setup change based on the system configuration.
Memory Settings Screen Menu Item Description System Memory Size Displays the amount of memory installed in the system. System Memory Type Displays the type of memory installed in the system. System Memory Speed Displays the system memory speed. System Memory Voltage Displays the system memory voltage.
Menu Item Description DCU Streamer Prefetcher Allows you to enable or disable DCU streamer prefetcher. By default, the DCU Streamer Prefetcher option is set to Enabled . DCU IP Prefetcher Allows you to enable or disable DCU IP prefetcher. By default, the DCU IP Prefetcher option is set to Enabled .
Integrated Devices Screen Menu Item Description Integrated RAID Controller Allows you to enable or disable the integrated RAID controller. By default, the Integrated RAID Controller option is set to Enabled . User Accessible USB Ports Allows you to set the user accessible ports.
Menu Item Description Remote Terminal Type Allows you to set the remote console terminal type. By default, the Remote Terminal Type option is set to VT 100/VT220 . Redirection After Boot Allows you to enable or disable to the BIOS console redirection when the operating system is loaded.
System Security Screen Menu Item Description Intel AES-NI The Intel AES-In option improves the speed of applications by performing encryption and decryption using the Advanced Encryption Standard set and is set to Enabled by default. System Password Allows you to set the system password.
Menu Item Description Report Keyboard Errors Allows you to set whether keyboard-related error messages are reported during system boot. By default, the Report Keyboard Errors field is set to Report . F1/F2 Prompt on Error Allows you to enable or disable the F1/F2 prompt on error.
– The following special characters are allowed: space, (”), (+), (,), (-), (.), (/), (;), ([), (), (]), (`). A message prompts you to re-enter the system password. 6. Re-enter the system password that you entered earlier and click OK . 7. Select Setup Password , enter your system password and press <Enter> or <Tab>.
NOTE: You can disable password security while logging on to the system. To disable the password security, turn on or reboot your system, type your password and press <Ctrl><Enter>. Operating With A Setup Password Enabled If Setup Password is Enabled , enter the correct setup password before modifying most of the System Setup options.
Key Description <Esc> Moves to the previous page till you view the main screen. Pressing <Esc> in the main screen exits System Setup. A message prompts you to save any unsaved changes.
iDRAC Settings Utility The iDRAC Settings utility is an interface to setup and configure the iDRAC parameters using UEFI. You can enable or disable various iDRAC parameters using the iDRAC7 Settings Utility, for example: NOTE: Some of the features mentioned in the list may require the iDRAC7 Enterprise License upgrade.
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3 Installing Blade Components Recommended Tools You may need the following items to perform the procedures in this section: • #1 and #2 Phillips screwdrivers • T10 and T15 Torx screwdrivers • Wrist grounding strap (connected to ground) Removing And Installing A Sleeve CAUTION: Many repairs may only be done by a certified service technician.
Figure 5. Removing and Installing a Sleeve 1. sleeve handle cover 2. sleeve handle 3. sleeve/blade slot 4. guide rail on sleeve 5. guide rail on enclosure 6. sleeve Installing The Sleeve 1. Remove the I/O connector covers from the I/O connectors on the sleeve and save for future use.
Removing And Installing A Blade CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team.
Inside The Blade Figure 7. Inside the Blade 1. blade system board release handle 2. mezzanine card blank 3. processor/DIMM blank 4. LOM riser card connector 5. heat sink (for processor 1) 6. memory modules (3) (for processor 2) 7. SSD backplane 8. solid state drives (2) 9.
Removing A Mezzanine Card CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team.
Figure 9. Removing and Installing a Mezzanine Blank 1. tabs under the mezzanine blank (4) 2. mezzanine blank 3. locking tab on the side of the mezzanine blank 4. mezzanine card slot 5. mezzanine card retention latch Installing A Mezzanine Card CAUTION: Many repairs may only be done by a certified service technician.
LOM Riser Card Removing The LOM Riser Card CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team.
3. Install the blade in the sleeve. Solid State Drives • The system supports up to two 1.8 inch uSATA Solid State Drives (SSDs). • All SSDs connect to the blade system board through the SSD backplane. • SSDs are supplied in special hot-swappable drive carriers that fit in the SSD slots.
Installing A Solid State Drive CAUTION: When a replacement hot-swappable SSD is installed and the blade is powered on, the SSD automatically begins to rebuild. Make absolutely sure that the replacement SSD is blank or contains data that you wish to have over-written.
Figure 12. Removing and Installing an SSD Into an SSD Carrier 1. arrows (2) 2. SSD carrier 3. SSD 4. SSD connectors 5. connector alignment label Installing An SSD In The SSD Carrier 1. Align the SSD with the SSD carrier so that the connectors on the SSD face up and match the connector alignment label on the SSD carrier.
3. Slide the blue release latches up. 4. Slide the SSD backplane away from the card-edge connector on the management riser card and lift the SSD backplane out of the blade. Figure 13. Removing and Installing the SSD Backplane 1. SSD backplane 2. SSD backplane connector 3.
Processors • Your system supports up to two Intel Xeon processor E5-2400 product family. • Single-processor configuration is supported. Use the following procedure when: • Installing an additional processor • Replacing a processor Removing A Processor CAUTION: Many repairs may only be done by a certified service technician.
Figure 14. Removing and Installing a Heat Sink 1. heat sink 2. retention sockets (2) 3. retention screws (2) 4. Use a clean, lint-free cloth to remove any thermal grease from the surface of the processor shield. CAUTION: The processor is held in its socket under strong pressure.
NOTE: For more information on installing a processor/DIMM blank, see Removing A Processor/DIMM Blank. Figure 15. Removing and Installing a Processor 1. processor 2. processor shield 3. notches in the processor (4) 4. socket keys (4) 5. pin-1 indicator (on the processor socket) 6.
CAUTION: Positioning the processor incorrectly can permanently damage the system board or the processor. Be careful not to bend the pins in the socket. CAUTION: Do not use force to seat the processor. When the processor is positioned correctly, it engages easily into the socket.
1. Remove the blade from the sleeve. 2. To disengage the battery from the battery connector, support the battery connector by pressing on the sides of the connector, and push the battery to the positive side of the connector. 3. Lift the battery out of the securing tabs of the battery connector.
WARNING: The memory modules are hot to the touch for some time after the system has been powered down. Allow time for the memory modules to cool before handling them. Handle the memory modules by the card edges and avoid touching the components. 2. Remove the SD card and the vFlash card.
c) LOM riser card 2. Slide the new blade system board into the open end of the blade chassis until the blade release latch engages. NOTE: Ensure that the system board is parallel with the chassis. 3. Replace the mezzanine card. 4. Reinstall the SSD backplane.
Figure 18. Removing and Installing a Processor/DIMM Blank 1. processor socket 2. processor/DIMM blank 3. tabs (2) 4. heat sink retention sockets (2) Installing A Processor/DIMM Blank 1. Remove the blade from the sleeve. 2. If installed, remove the processor and heat sink.
Memory bus operating frequency can be 1600 MT/s or 1333 MT/s depending on: • DIMM configuration (number of ranks) • maximum frequency of the DIMMs • DIMM operating voltage • system profile sel.
General Memory Module Installation Guidelines This system supports Flexible Memory Configuration, enabling the system to be configured and run in any valid chipset architectural configuration. The following are the recommended guidelines for best performance: • x4 and x8 DRAM based DIMMs can be mixed.
NOTE: Memory sparing does not offer protection against a multi-bit uncorrectable error. NOTE: Both Advanced ECC/Lockstep and Optimizer modes support Memory Sparing. Memory Mirroring Memory Mirroring offers the strongest DIMM reliability mode compared to all other modes, providing improved uncorrectable multi-bit failure protection.
System Capacity (in GB) DIMM Size (in GB) Number of DIMMs Organization and Speed DIMM Slot Population 12 2 6 1R x8, 1333 MT/s A1, A2, A3, B1, B2, B3 24 4 6 1R x4, 1333 MT/s 2R x8, 1333 MT/s 2R x8, 160.
Figure 20. Removing and Installing a Memory Module or Memory Module Blank 1. memory module or memory module blank 2. edge connector 3. ejectors (2) 4. socket 5. alignment key Installing Memory Modules WARNING: The memory modules are hot to the touch for some time after the system has been powered down.
5. Align the memory module's edge connector with the alignment key on the memory module socket, and insert the memory module in the socket. NOTE: The memory module socket has an alignment key that allows you to install the memory module in the socket in only one way.
Figure 21. Removing and Installing the Management Riser Card 1. management riser card 2. screws (3) 3. system configuration jumpers 4. management riser card connector Installing The Management Riser Card CAUTION: Many repairs may only be done by a certified service technician.
NOTE: If the Redundancy option is set to Mirror mode in the Integrated Devices screen of the system setup, you must follow the instructions in step 5 through step 7 to avoid loss of data. 2. Remove the blade from the sleeve. 3. If the redundancy option is set to Disabled , replace the failed SD card with a new SD card.
Figure 23. Replacing the SD vFlash Card 1. SD vFlash card 2. SD vFlash card slot 52.
4 Troubleshooting Your System Safety First—For You and Your System CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team.
Troubleshooting Solid State Drives CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team.
NOTE: SD card slot 2 referred in this procedure is the vFlash SD card slot. You can install an SD card in SD card slot 2 to enable the Internal SD Card Redundancy option in the Integrated Devices screen of the System Setup. 1. Enter the System Setup and ensure that the Internal SD Card Port is enabled.
Troubleshooting The NVRAM Backup Battery CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team.
5 Using System Diagnostics If you experience a problem with your system, run the system diagnostics before contacting Dell for technical assistance. The purpose of running system diagnostics is to test your system hardware without requiring additional equipment or risking data loss.
The ePSA Pre-boot System Assessment window is displayed, listing all devices detected in the system. The diagnostics starts executing the tests on all the detected devices. System Diagnostic Controls Menu Description Configuration Displays the configuration and status information of all detected devices.
6 Jumpers And Connectors System Board Jumper Settings CAUTION: Many repairs may only be done by a certified service technician. You should only perform troubleshooting and simple repairs as authorized in your product documentation, or as directed by the online or telephone service and support team.
Item Connector Description 3 MEZZ Mezzanine card connector 4 - Blade connector to the sleeve interposer card 5 J_LOM_RISER LOM riser card connector 6 CPU1 Processor socket 1 7 BAT1 Connector for the 3.
7 Technical Specifications Processor Processor type One or two Intel Xeon processor E5-2400 product family Memory Architecture 1600 MT/s or 1333 MT/s, DDR3 and LV-DDR3 DIMMs Memory module sockets Six .
Battery NVRAM backup battery CR 2032 3.0 V Lithium coin cell Environmental NOTE: For additional information about environmental measurements for specific system configurations, see dell.com/environmental_datasheets . Storage Temperature –40 °C to 65 °C (–40 °F to 149 °F) with a maximum temperature gradation of 20 °C per hour.
8 System Messages LCD Status Messages The LCD messages consist of brief text messages that refer to events recorded in the System Event Log (SEL). For information on the SEL and configuring system management settings, see the systems management software documentation.
Error Code Message Information Action 1. Review system power policy. 2. Check system logs for power related failures. 3. Review system configuration changes. 4. If the issue persists, see Getting Help . AMP0301 Message The system board < name > current is less than the lower warning threshold.
Error Code Message Information 4. If the issue persists, see Getting Help . AMP0306 Message Disk drive bay < name > current is less than the lower warning threshold. Details Disk drive bay < name > current is outside of the optimum range. Action 1.
Error Code Message Information Details Disk drive bay < name > current is outside of the optimum range. Action 1. Review system power policy. 2. Check system logs for power related failures. 3. Review system configuration changes. 4. If the issue persists, see Getting Help .
Error Code Message Information 4. If the issue persists, see Getting Help . AMP0316 Message System level current is outside of range. LCD Message System level current is outside of range. Details System level current is outside of the optimum range. Action 1.
Error Code Message Information 2. Check system logs for power related failures. 3. Review system configuration changes. 4. If the issue persists, see Getting Help . AMP0322 Message Chassis power level current is outside of range. Details Chassis power level current is outside of the optimum range.
Error Code Message Information Action Check the operating system, application, hardware, and system event log for exception events. ASR0100 Message The BIOS watchdog timer reset the system. Details The operating system or an application failed to communicate within the time-out period.
Error Code Message Information ASR0106 Message The watchdog timer expired. Details The operating system or an application failed to communicate within the time-out period. Action Check the operating system, application, hardware, and system event log for exception events.
Error Code Message Information Action Check system fans. Replace the < name > battery. CBL0006 Message Multiple storage controllers are incorrectly connected to the same backplane < Bay ID >. Details Unsupported backplane configuration. Action Check backplane configuration.
Error Code Message Information 3. If the issue persists, see Getting Help . CPU0005 Message CPU < number > configuration is unsupported. LCD Message CPU < number > configuration is unsupported. Check CPU or BIOS revision. Details System is unable to boot or may run in a degraded state.
Error Code Message Information CPU0102 Message CPU < number > temperature is greater than the upper warning threshold. Details System performance may be degraded. Action Check system operating environment, fans, and heat-sinks. CPU0103 Message CPU < number > temperature is greater than the upper critical threshold.
Error Code Message Information Action 1. Turn system off and remove input power for one minute. 2. Reapply input power and turn system on. 3. Ensure the processor is seated correctly. 4. If the issue persists, see Getting Help . CPU0203 Message CPU < number > < name > voltage is greater than the upper critical threshold.
Error Code Message Information Action 1. Check system and operating system logs for exceptions. If no exceptions are found, continue. 2. Turn system off and remove input power for one minute. 3. Ensure the processor is seated correctly. 4. Reapply input power and turn system on.
Error Code Message Information 5. If the issue persists, see Getting Help . CPU0801 Message CPU < number > voltage regulator module failed. LCD Message CPU < number > voltage regulator module failed. Re-seat module. Details System performance may be degraded or the system may fail to operate.
Error Code Message Information CPU0805 Message The power input for CPU < number > voltage regulator module is outside of range, but it is attached to the system. Details System performance may be degraded or the system may fail to operate. Action 1.
Error Code Message Information HWC1009 Message The backplane is absent. LCD Message The backplane is absent. Check hardware. Details The backplane may be necessary for proper operation. System functionality may be degraded. Action If removal was unintended, check presence, then reinstall or reconnect.
Error Code Message Information Action If removal was unintended, check presence of the server, then reinsert. HWC3004 Message IO module < number > is removed. Action If removal was unintended, check presence of the IO module, then reinsert. HWC4000 Message A hardware incompatibility detected between BMC/iDRAC firmware and CPU.
Error Code Message Information Action Update the CMC firmware. If the issue persists, see Getting Help . HWC5006 Message A failure is detected on < name >. Action If the issue persists, see Getting Help . HWC5008 Message Console is not available for the < name >.
Error Code Message Information Action Remove and reapply input power. If the issue persists, see Getting Help . HWC6003 Message The < name > controller is booting. HWC6004 Message Cannot communicate with < name > controller. Details Information and status from the controller is unavailable.
Error Code Message Information MEM0000 Message Persistent correctable memory errors detected on a memory device at location(s) < location >. Details This is an early indicator of a possible future uncorrectable error. Action Re-seat the memory modules.
Error Code Message Information MEM0009 Message Memory device at location < location > is throttled. Details System performance is degraded. Action If unexpected, review system logs for power or thermal exceptions. MEM0010 Message Memory device at location < location > is over heating.
Error Code Message Information Details The memory may not be operational. This an early indicator of a possible future uncorrectable error. Action Re-seat the memory modules. If the issue persists, see Getting Help . MEM1016 Message Memory device at location < location > is not installed correctly.
Error Code Message Information LCD Message SBE log disabled on < location >. Re-seat memory. Details Errors are being corrected but no longer logged. Action Review system logs for memory exceptions. reinstall memory at location < location >.
Error Code Message Information OSE1009 Message Failed to boot from CD-ROM. Action Review system boot configuration and boot media. Verify the media in the CDROM is bootable. See system video for additional information. OSE1011 Message Failed to boot from ROM.
Error Code Message Information Action Cycle input power, update component drivers, if device is removable, reinstall the device. PCI1314 Message A bus correctable error was detected on a component at bus < bus >device< device >function < func >.
Error Code Message Information LCD Message An I/O channel check error was detected. Power cycle system. Action Cycle input power, update component drivers, if device is removable, reinstall the device. PCI1346 Message A software error was detected on a component at slot < number >.
Error Code Message Information Action Cycle input power, update component drivers, if device is removable, reinstall the device. PCI1362 Message Bus performance degraded for a component at slot < number >. Details System performance may be degraded.
Error Code Message Information PCI3006 Message Failed to get Link Tuning or FlexAddress data from iDRAC. Details Either the BIOS or BMC/iDRAC firmware is out of date and does not support FlexAddress. Action Update BIOS, and BMC/iDRAC firmware. If the issue persists, see Getting Help .
Error Code Message Information Details The controller detected a drive removal. Action If unintended, verify drive installation. Remove and re-seat the indicated disk. If the issue persists, see Getting Help . PDR1001 Message Fault detected on drive < number > in disk drive bay < bay >.
Error Code Message Information PST0130 Message Memory is configured, but not usable. LCD Message Memory is configured, but not usable. Check memory devices Details The system BIOS encountered device failures or speed configurations that resulted in unused memory.
Error Code Message Information Action Remove and reapply input power. If the issue persists, see Getting Help . PST0137 Message Parity error. LCD Message Parity error. Power cycle system. Details System BIOS detected a parity error during post. Action Remove and reapply input power.
Error Code Message Information Details TXT boot failed. This could be related to memory errors or an error with the system TXT configuration. A socketed TPM module may have been removed. Action Check TPM presence. Remove and reapply input power. If the issue persists, see Getting Help .
Error Code Message Information Action Check system video and review event log for additional information. PST0256 Message POST fatal error detected. LCD Message POST fatal error detected. Details System BIOS detected a functional or configuration issue during system POST.
Error Code Message Information PSU0006 Message Power supply < number > type mismatch. LCD Message Power supply < number > is incorrectly configured. Check PSU. Details Power supplies should be of the same input type and power rating. Action Install matched power supplies and review proper configuration in this manual.
Error Code Message Information Action Remove input power and reinstall supply at the next service window. PSU1203 Message The power supplies are not redundant.
Error Code Message Information PWR1005 Message The system performance degraded because the user-defined power capacity has changed. Details The user-defined power settings have affected system operation. Action If unintended, review system configuration changes and power policy.
Error Code Message Information RFM1008 Message Failure detected on Removable Flash Media < name >. LCD Message Removable Flash Media < name > failed. Check SD Card. Details An error was reported during a SD card read or write. Action Reseat the flash media, if the issue persists replace the media.
Error Code Message Information Details The card is write-protected by the physical latch on the SD card. IDSDM cannot use a write-protected card. Action If unintended, remove the media and disable write protection. RFM1034 Message Media not present for Removable Flash Media.
Error Code Message Information RFM2004 Message Failure detected on Internal Dual SD Module < name >. LCD Message Internal Dual SD Module < name > failed. Check SD Card. Details The SD card module is installed but improperly configured or failed to initialize.
Error Code Message Information Details TXT Post failure. System configuration may have changed. Action Check system hardware inventory and software configuration. SEC0044 Message SINIT Authenticated Code Module detected an Intel Trusted Execution Technology (TXT) error at boot.
Error Code Message Information SEL0006 Message All event logging is disabled. Details This message is displayed when all event logging has been disabled by the user. Action If unintended, re-enable logging. SEL0008 Message Log is full. Details When the event log is full, additional events are not written to the log.
Error Code Message Information Details System setup displays the system boot order. The local video screen may also show additional information. (IPMI sensor type code 1eh - offset 00h). Action Check system boot settings. Check if mass storage controller configuration settings are applicable.
Error Code Message Information SEL1506 Message Lost communications with Chassis Group Member < number >. Details The primary CMC has lost communication with the indicated member CMC. Action Check the network cable and network connections. SEL1508 Message Member < number > could not join the Chassis Group.
Error Code Message Information Details Ambient air temperature is too cool. Action Check the system operating environment. TMP0101 Message The system board < name > temperature is less than the lower critical threshold. LCD Message System board < name > temperature is outside of range.
Error Code Message Information TMP0108 Message The memory module < number > temperature is greater than the upper warning threshold. LCD Message Memory module < number > temperature is outside of range. Check Fans. Details Ambient air temperature is too warm or one or more fans may have failed.
Error Code Message Information TMP0116 Message The < name > temperature is outside of range. LCD Message The < name > temperature is outside of range. Check Fans Action Check the system operating environment and review event log for fan failures.
Error Code Message Information Details Ambient air temperature is too cool. Action Check the system operating environment. TMP0126 Message Disk drive bay temperature is greater than the upper warning threshold. LCD Message Disk drive bay temperature is outside of range.
Error Code Message Information 3. If the issue persists, see Getting Help . VLT0101 Message Processor module < name > voltage is less than the lower critical threshold. LCD Message Processor module < name > voltage is outside of range. Details System hardware detected an over voltage or under voltage condition.
Error Code Message Information 2. Remove the processor module. Inspect processor socket for bent pins. 3. If the issue persists, see Getting Help . VLT0200 Message The system board < name > voltage is less than the lower critical threshold. LCD Message System board voltage is outside of range.
Error Code Message Information If multiple voltage exceptions occur consecutively the system may power down in fail- safe mode. Action 1. Review system logs for power supply exceptions. 2. Re-configure the system to minimum configuration, inspect and reinstall system cables.
Error Code Message Information VLT0208 Message The memory module < number > < name > voltage is greater than the upper warning threshold. LCD Message Memory module < number > < name > voltage is outside of range. Details System hardware detected an over voltage or under voltage condition.
Error Code Message Information Action 1. Review system logs for power supply exceptions. 2. Re-configure the system to minimum configuration, inspect and reinstall system cables. 3. If the issue persists, see Getting Help . VLT0213 Message The disk drive bay < name > voltage is less than the lower critical threshold.
Error Code Message Information Details System hardware detected an over voltage or under voltage condition. If multiple voltage exceptions occur consecutively the system may power down in fail- safe mode. Action 1. Review system logs for power supply exceptions.
Error Code Message Information VLT0221 Message The < name > voltage is greater than the upper critical threshold. LCD Message The < name > voltage is outside of range. Details System hardware detected an over voltage or under voltage condition.
Error Code Message Information 2. Re-configure the system to minimum configuration, inspect and reinstall system cables. 3. If the issue persists, see Getting Help . VLT0226 Message The memory module < name > voltage is greater than the upper warning threshold.
Error Code Message Information If multiple voltage exceptions occur consecutively the system may power down in fail-safe mode. Action 1. Review system logs for power supply exceptions. 2. Re-seat the mezzanine card. 3. If the issue persists, see Getting Help .
Error Code Message Information 3. If the issue persists, see Getting Help . 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 hard drive, a message warns you that you may lose all data on the hard drive.
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9 Getting Help Contacting Dell NOTE: If you do not have an active Internet connection, you can find contact information on your purchase invoice, packing slip, bill, or Dell product catalog. Dell provides several online and telephone-based support and service options.
Un punto importante, dopo l’acquisto del dispositivo (o anche prima di acquisto) è quello di leggere il manuale. Dobbiamo farlo per diversi motivi semplici:
Se non hai ancora comprato il Dell QHB è un buon momento per familiarizzare con i dati di base del prodotto. Prime consultare le pagine iniziali del manuale d’uso, che si trova al di sopra. Dovresti trovare lì i dati tecnici più importanti del Dell QHB - in questo modo è possibile verificare se l’apparecchio soddisfa le tue esigenze. Esplorando le pagine segenti del manuali d’uso Dell QHB imparerai tutte le caratteristiche del prodotto e le informazioni sul suo funzionamento. Le informazioni sul Dell QHB ti aiuteranno sicuramente a prendere una decisione relativa all’acquisto.
In una situazione in cui hai già il Dell QHB, ma non hai ancora letto il manuale d’uso, dovresti farlo per le ragioni sopra descritte. Saprai quindi se hai correttamente usato le funzioni disponibili, e se hai commesso errori che possono ridurre la durata di vita del Dell QHB.
Tuttavia, uno dei ruoli più importanti per l’utente svolti dal manuale d’uso è quello di aiutare a risolvere i problemi con il Dell QHB. Quasi sempre, ci troverai Troubleshooting, cioè i guasti più frequenti e malfunzionamenti del dispositivo Dell QHB insieme con le istruzioni su come risolverli. Anche se non si riesci a risolvere il problema, il manuale d’uso ti mostrerà il percorso di ulteriori procedimenti – il contatto con il centro servizio clienti o il servizio più vicino.