Dell J730N, K805N Transferring the UPS Between Modes, Transferring from Normal to Bypass Mode

Page 46

Table 6. Settings (continued)

Description

Available Settings

Default Setting

 

 

 

 

Reset Peak Headroom Watts

[No] [Yes]

 

No

 

If No, no action.

 

 

If Yes, the Peak Headroom Watts value is cleared

 

 

and the date and time stamp for this statistic is set

 

 

to the current date and time.

 

 

 

 

 

Clear Event Log

The number after “Total events” shows how

—

 

 

 

many events are currently stored in the log.

 

 

Press the

button for one second to reset

 

 

the event count to zero and clear the log.

 

 

 

 

LCD Contrast

[-5], [-4], [-3], [-2], [-1], [+0], [+1], [+2], [+3],

[+0]

 

[+4], [+5]

 

 

The LCD Contrast is adjustable and the valid range is from -5 to +5. This range covers the maximum adjustment for contrasting the background with the text in the visual display of the control panel.

Transferring the UPS Between Modes

Transferring between modes includes:

STransferring from Normal to Bypass mode

STransferring from Bypass to Normal mode

Transferring from Normal to Bypass Mode

To transfer from Normal to Bypass mode:

1Press the button for one second to go to the main menu selection and scroll down to the Control menu using the button.

2Press the button to enter the Control menu.

3Select Go to Bypass.

The text on the screen changes to Manual Bypass Command Sent. The Bypass mode icon flashes, indicating Bypass mode.

46 Operation

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Contents Users Guide September 2009 164201789 Table of Contents RS-232 and USB Communication Ports Dell UPS Management SoftwareTesting Batteries UPS Status Menu Event Log MenuIntroduction Dell Online Rack UPSIntroduction Finding Information What are You Looking For? Find It HereSafety Warnings UPS Output PowerSafety Warnings Safety Warnings Installation Inspecting the EquipmentUnpacking the Cabinet Unpacking the CabinetLifting the Cabinet Identifying the UPS Rear Panels 208V Rear Panel230V Rear Panel Identifying the UPS Front Panel Dell Online Rack UPS Front PanelRackmount Setup Removing the Battery Retaining BracketRemoving the Battery Trays Installing the Rails Installing the Cabinet Install the UPS battery trays see Figure Installation Installing the EBM Installing the UPS Front CoverInstalling the UPS Installing Remote Emergency Power-offRepo Connections Wire Function Repo ConnectorHardwiring the UPS Input Circuit Breaker Diagram UPS Input Terminal Block UPS Wiring Specifications UPS Initial StartupInstallation UPS Startup and Shutdown OperationStarting the UPS Starting the UPS on Battery UPS ShutdownControl Panel Functions Control Button Functions Control Button SequenceDisplay Functions Changing the LanguageStartup Screen Screen Locked UPS StatusBad Battery Detected or Battery Disconnected Battery ModeBypass Mode UPS General Alarms ActiveHigh Efficiency Mode Status Summary Screens Description Battery Test StatusNormal Mode Converter ModeBattery Status Screens Description Event LogMeasurements Control Screens Control Screens DescriptionIdentification Settings Settings Description Available Settings Default SettingSettings Description Available Settings Default Setting Settings Description Available Settings Default Setting Settings Description Available Settings Default Setting Transferring from Normal to Bypass Mode Transferring the UPS Between ModesSetting Power Strategy Transferring from Bypass to Normal ModeRetrieving the Event Log Behavior on OverloadConfiguring Load Segments Controlling Load Segments Through the DisplayConfiguring Automatic Start Delay Configuring Automatic on Battery Shutdown Configuring Battery Settings Configuring the UPS for an EBMRunning Automatic Battery Tests Configuring Automatic RestartConfiguring Automatic Battery Tests Additional UPS Features RS-232 and USB Communication PortsRS-232 Communication Port Pin Assignment GNDDell Network Management Card Optional Dell Network Management CardDell UPS Management Software UPS and Battery Care UPS MaintenanceTransporting the UPS Remove the UPS front cover see Figure When to Replace Batteries Storing the UPS and BatteriesTesting Batteries Updating the UPS FirmwareSpecifications Regulation Normal mode Efficiency Normal modePower Levels Regulation Battery modeTemperature Relative Humidity Environmental and SafetyOperating Temperature Safety ConformanceBattery Runtimes Battery ConfigurationBattery Type VoltageAccessing Alarms and Conditions TroubleshootingUPS Status Menu Typical Alarms and Conditions Event Log MenuAction Troubleshooting Troubleshooting Silencing the Alarm
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H952N, K804N, J739N, K805N, J730N specifications

The Dell J730N, K805N, J739N, 4200W, and 3750W are all high-performance server power supplies designed to provide reliable power solutions for various Dell server models. These power supplies are engineered to ensure maximum uptime, energy efficiency, and seamless operation in data center environments.

Starting with the Dell J730N, this power supply unit is known for its robust design and 730W output capacity. It features hot-swappable functionality, allowing for easy replacement without powering down the server. This is crucial for mission-critical applications where downtime can lead to significant operational challenges. The J730N is compatible with various Dell servers, making it a versatile choice for data centers looking to enhance their power management.

The K805N power supply is another excellent option with a power output of 800W. It incorporates advanced features such as Automatic Voltage Regulation (AVR), which ensures that the output voltage remains stable even during fluctuations in the input voltage. This technology is vital for protecting sensitive server components from potential damage caused by power inconsistencies. Additionally, the K805N is designed with a modular approach, allowing for easy integration and scalability.

The Dell J739N exemplifies Dell’s commitment to energy efficiency with its 750W rating. It meets stringent efficiency standards, making it an environmentally friendly option that helps reduce power consumption and operational costs. The J739N is often used in combination with other Dell equipment to create a cohesive and efficient power management strategy. Its reliability is bolstered by a combination of intelligent internal monitoring systems that detect and address power anomalies.

The 4200W and 3750W power supplies represent higher capacity options for larger, more demanding server environments. These units are equipped with multiple redundant power circuits, ensuring that if one circuit fails, others will continue to supply power without interruption. The advanced cooling technologies utilized in these models also enhance performance and reliability by preventing overheating.

Overall, these Dell power supplies reflect the highest standards in design and technology. They are integral to maintaining the health and efficiency of server operations, contributing significantly to the resilience and effectiveness of data-centered environments. With a focus on compatibility, energy efficiency, and reliability, the J730N, K805N, J739N, 4200W, and 3750W power supplies remain essential components in modern IT infrastructures.
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