HP R5500 manual Electrostatic discharge, Preventing electrostatic discharge

Page 57

Electrostatic discharge

In this section

 

Preventing electrostatic discharge

57

Grounding methods to prevent electrostatic discharge

57

Preventing electrostatic discharge

To prevent damaging the system, be aware of the precautions you need to follow when setting up the system or handling parts. A discharge of static electricity from a finger or other conductor may damage system boards or other static-sensitive devices. This type of damage may reduce the life expectancy of the device.

To prevent electrostatic damage:

Avoid hand contact by transporting and storing products in static-safe containers.

Keep electrostatic-sensitive parts in their containers until they arrive at static-free workstations.

Place parts on a grounded surface before removing them from their containers.

Avoid touching pins, leads, or circuitry.

Always be properly grounded when touching a static-sensitive component or assembly.

Grounding methods to prevent electrostatic discharge

Several methods are used for grounding. Use one or more of the following methods when handling or installing electrostatic-sensitive parts:

Use a wrist strap connected by a ground cord to a grounded workstation or computer chassis. Wrist straps are flexible straps with a minimum of 1 megohm ±10 percent resistance in the ground cords. To provide proper ground, wear the strap snug against the skin.

Use heel straps, toe straps, or boot straps at standing workstations. Wear the straps on both feet when standing on conductive floors or dissipating floor mats.

Use conductive field service tools.

Use a portable field service kit with a folding static-dissipating work mat.

If you do not have any of the suggested equipment for proper grounding, have an authorized reseller install the part.

For more information on static electricity or assistance with product installation, contact an authorized reseller.

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Contents HP UPS R5500 User Guide Audience assumptions Contents Spares Warranty information UPS R5500 overview Component identificationUPS front panel This sectionFront panel is shown with the bezel removed UPS front panel controlsUPS front panel LED indicators Repo port UPS rear panelERM rear panel Installation PrecautionsPreparing to install the hardware Tools and materials Selecting a siteReadying the equipment Installing the mounting rails Installation Preparing the rails for integrated shipping Installing the UPSRemoving the UPS battery bracket Installing the batteries Replacing the UPS battery bracket Installation Connecting the Repo port Installation Connecting the ground bonding cable Connecting the UPS to utility powerConnecting devices to the UPS Installation Starting power to the load Installing the ERMInstallation Installation Operate mode Standby modeUPS operations Modes of operationConfiguring the UPS Configure modeAuto-Bypass mode Silencing an audible alarm Testing the LEDsVerifying the Repo port connection Powering down the UPSPower management software Power managementRemoving the UPS front bezel MaintenanceMaintenance Replacing the UPS option card Important battery safety information Battery care and storage guidelinesReplacing the batteries Replacing the UPS UPS battery replacement procedureReplacing the ERM Updating the UPS firmware LED and audible alarm troubleshooting TroubleshootingBypass is out of range Battery conditionInternal UPS fault condition General alarm conditionInput voltage is out of range Insufficient warning of low batteriesSite wiring condition Low battery shutdownsUPS does not provide the expected backup time Overload conditionUPS is in Auto-Bypass mode UPS frequently switches between utility and battery powerUPS is on battery Utility power conditionUPS physical specifications SpecificationsERM physical specifications UPS input specificationsUPS output specifications Power protection specificationsVoltage specifications Battery runtime for NA/JPN model Battery specificationsBattery runtime for Intl model Output tolerance specificationsRepo port specifications Environmental specificationsUPS spare parts list SparesOrdering spares Hardware options Technical support Before you contact HPHP contact information Limited warranty Warranty information$250,000 Computer Load Protection Guarantee Pre-Failure Battery WarrantyNotification from power management software Regulatory compliance identification numbers Regulatory compliance noticesFederal Communications Commission notice FCC rating labelClass B equipment Class a equipment Cables Modifications Canadian notice Avis Canadien European Union regulatory noticeJapanese notice Bsmi notice Battery replacement notice Power cord statement for Japan Taiwan battery recycling noticeElectrostatic discharge Preventing electrostatic dischargeGrounding methods to prevent electrostatic discharge Acronyms and abbreviations Index On button, location Operate mode Index
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