Component identification In this section UPS front panel ............................5 UPS front panel controls and LED indicators....................6 UPS T750 NA/JPN rear panel........................7 UPS T750 INTL rear panel......................... 8 UPS front panel Item Description Control buttons and LED display...
UPS front panel controls and LED indicators Item Description Function Power On/Standby Turns the UPS power on and off, and places the UPS in Standby mode. button Output Load Level LED Shows approximately how much of the UPS power capacity is used to support the equipment connected to the output receptacles.
IMPORTANT: While in Standby mode, the UPS maintains the charge on the batteries, but no power is available at the output receptacles. The UPS remains in Standby mode until an alternate mode is selected or until utility power is removed. UPS T750 NA/JPN rear panel Item Description...
Input power cord with NEMA 5-15 plug Three NEMA 5-15 output receptacles for surge-only protection Three NEMA 5-15 output receptacles for surge and battery backup protection UPS T750 INTL rear panel Item Description Voltage configuration DIP switches Serial communications port...
Installation In this section Precautions.............................. 9 Electrical requirements ..........................9 Checking the battery recharge date......................9 Connecting the batteries.......................... 10 Selecting the UPS voltage configuration ....................11 Connecting the host computer........................12 Connecting the Network Transient Protectors ..................... 13 Connecting the UPS to utility power......................13 Connecting devices to the UPS.........................
IMPORTANT: Do not use the battery if the recharge date has passed. If the date on the battery recharge date label has passed without the battery being recharged, contact an HP authorized service representative for directions. Connecting the batteries WARNING: The unit contains sealed lead-acid battery modules. To prevent fire or chemical burns: •...
UPS and in the following table. NOTE: An asterisk (*) indicates the default setting. Output voltage Input voltage range DIP switch 2 DIP switch 1 T750 NA/JPN 100 V 90–106 V Down 110 V 99–116 V...
Connect the UPS to a host computer using either the USB cable or the DB9 serial cable included with the UPS. Install HP Power Manager software 4.0 or later on the host computer. See the HP website (http://www.hp.com/go/rackandpower) to download the latest version of HP Power Manager.
Connecting the USB communications port Connecting the Network Transient Protectors CAUTION: To avoid damaging the equipment, use the Network Transient Protector with a standard telephone line only, not with a digital PBX. To protect equipment against surges over a network data line: Connect the network wall jack to the UPS Network Transient Protector IN jack.
• Plug the input line cord into a grounded (earthed) electrical outlet that is installed near the equipment and is easily accessible. • Do not disable the grounding plug on the input line cord. The grounding plug is an important safety feature. •...
Powering up the UPS Press and hold the Power On/Standby button (1) until the UPS beeps. The Power LED illuminates solid green, indicating that power is available at the UPS output receptacles. Installation 15...
UPS operations In this section Initiating a self-test ..........................16 Silencing an audible alarm........................16 Powering down the UPS.......................... 16 Initiating a self-test A self-test can be performed with equipment connected to the UPS output receptacles. To initiate a self-test, press and hold the Mute/Test button until the alarm beeps two times.
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Wait at least 60 seconds for the UPS internal circuitry to discharge. UPS operations 17...
HP Power Manager software ensures maximum power reliability of computer systems through comprehensive control of UPSs. The easy-to-use browser interface enables novice users to configure and manage power protection settings. To download the latest version of HP Power Manager software, see the HP website (http://www.hp.com/go/rackandpower).
The computer must not be plugged in to the UPS and must run Microsoft® Windows® 2000, Microsoft® Windows® XP, or Microsoft® Windows® 2003. Launch the firmware upgrade program. NOTE: To download the latest version of UPS firmware, see the HP website (http://www.hp.com/go/rackandpower). Select the COM port to be used from the drop-down list.
Troubleshooting In this section UPS does not start ..........................20 Audible alarm sounds ..........................20 UPS operates on battery only........................20 UPS frequently switches between utility and battery power ................21 UPS does not provide the expected backup time ..................21 UPS emits a slight clicking noise.......................
UPS frequently switches between utility and battery power Action: Check the input voltage and reconfigure the UPS ("Selecting the UPS voltage configuration" on page 11). Contact a qualified electrician to verify that the utility power is suitable for the UPS. UPS does not provide the expected backup time Action: If the Output Load Level LED is red or flashing red, remove one or more load devices to reduce the...
Output Load Level LED is red or flashing red Action: Remove one or more load devices to reduce the power requirements. Initiate a self-test ("Initiating a self-test" on page 16). If the condition persists, verify that the load devices are not defective. Battery Charge LED is red Action: If the Power LED is flashing green:...
NOTE: An asterisk (*) indicates the default setting. UPS model Utility voltage Available settings utility Branch circuit Line cord frequency (Hz) voltage (VAC) rating (A) T750 NA/JPN 60/50 100, 110, 120* Nondetachable power cord with NEMA 5-15 plug T750 INTL 50/60 220, 230*, 240...
UPS model Nominal power Nominal voltage rating (W) setting T750 INTL 220, 230, 240 Voltage specifications Configuration setting (VAC) Available nominal output voltage (VAC) Output tolerance specifications Source of power Regulation Utility power (nominal -10% to +6% of nominal output voltage rating...
UPS spare parts list..........................26 Hardware options ..........................26 Ordering spares To order a spare, visit the HP website (http://h61003.www6.hp.com). To replace parts under warranty, contact an HP authorized service representative. UPS spare parts list Item Spare part number UPS unit NA/JPN...
• In North America: • Call 1-800-HP-INVENT (1-800-474-6836). This service is available 24 hours a day, 7 days a week. For continuous quality improvement, calls may be recorded or monitored. • If you have purchased a Care Pack (service upgrade), call 1-800-633-3600. For more information about Care Packs, refer to the HP website (http://www.hp.com).
Warranty information In this section Limited warranty ............................ 28 $250,000 Computer Load Protection Guarantee ..................28 Pre-Failure Battery Warranty ........................28 Limited warranty To back up the wide range of features offered with the UPS, a 3-year limited warranty is provided. $250,000 Computer Load Protection Guarantee In addition to the limited warranty, a $250,000 Computer Load Protection Guarantee (provided by the original equipment manufacturer) is offered.
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• Notification from power management software Warranty information 29...
Regulatory compliance notices In this section Regulatory compliance identification numbers.................... 30 Federal Communications Commission notice ..................... 30 Declaration of conformity for products marked with the FCC logo, United States only........31 Modifications............................32 Cables ..............................32 Canadian notice (Avis Canadien) ......................32 European Union regulatory notice ......................
Hewlett-Packard Company P. O. Box 692000, Mail Stop 530113 Houston, Texas 77269-2000 • 1-800-HP-INVENT (1-800-474-6836). (For continuous quality improvement, calls may be recorded or monitored.) For questions regarding this FCC declaration, contact us by mail or telephone: • Hewlett-Packard Company P.
Modifications The FCC requires the user to be notified that any changes or modifications made to this device that are not expressly approved by Hewlett-Packard Company may void the user’s authority to operate the equipment. Cables Connections to this device must be made with shielded cables with metallic RFI/EMI connector hoods in order to maintain compliance with FCC Rules and Regulations.
Batteries, battery packs, and accumulators should not be disposed of together with the general household waste. To forward them to recycling or proper disposal, use the public collection system or return them to HP, an authorized HP Partner, or their agents.
Electrostatic discharge In this section Preventing electrostatic discharge......................35 Grounding methods to prevent electrostatic discharge ................35 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.
Acronyms and abbreviations International Electrotechnical Commission light-emitting diode National Electrical Code NEMA National Electrical Manufacturers Association power factor corrected uninterruptible power system universal serial bus Acronyms and abbreviations 36...
5 grounding methods 35 cables 32 cables, battery 10 hardware options 26 Canadian notice 32 HP Power Manager 18 charging batteries 14 HP Technical Support 27 class A equipment 31 class B equipment 31 communications port, connecting 12 component identification 5, 6...
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UPS does not start 20 output specifications 23 UPS firmware, updating 19 output tolerance specifications 24 UPS operations 16 overview, HP Power Manager 18 USB connectors 13 utility power, connecting 13 phone numbers 27 physical specifications 23 Voltage Correction LED, location 6...