table of contents ovErviEw Mini Tower Computer (MT) View Desktop Computer (DT) View Small Form Factor Computer (SFF) View Ultra Small Form Factor Computer (USFF) View MarkEting systEM configurations Operating System, Chipset Processor Advanced System Manageability Modes, Deployment Mode Options Memory Drives and Removable Storage System Board Connectors...
The new Dell OptiPlex 755 offers a compelling, versatile solution that can help you meet evolving business needs with the right technologies and services. Thanks to Dell’s innovative approach to scalable remote client management, the OptiPlex 755 offers you a choice between several systems-management options.
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• Dell Client Manager brings it all together in one management console powEr EfficiEncy: Productivity and power savings in a proven, reliable design • Dell’s Energy Smart is a unique approach to energy efficient computing which includes hardware and software, tool, and partnerships.
Dell™ optiplex™ 755 technical guiDe Mini towEr coMputEr (Mt) viEw back view front view card slots 5.25-inch drive bay serial port 5.25-inch drive bay power connector 3.5-inch drive bay voltage selection switch USB 2.0 connectors (2) padlock ring LAN indicator light...
Dell™ optiplex™ 755 technical guiDe DEsktop coMputEr (Dt) viEw front view back view USB 2.0 connectors (2) hard drive activity light card slots LAN indicator light headphone connector serial port power button microphone connector power connector Dell badge 3.5-inch drive bay...
Dell™ optiplex™ 755 technical guiDe sMaLL forM factor coMputEr (sff) viEw front view back view USB 2.0 connectors (2) power light card slots power button headphone connector serial port Dell badge microphone connector power connector LAN indicator light 3.5-inch drive bay...
Dell™ optiplex™ 755 technical guiDe uLtra sMaLL forM factor coMputEr (usff) viEw back view front view diagnostic lights USB connectors (2) vents computer cover release knob headphone connector module bay parallel port microphone connector hard drive access light power connector...
Dell™ optiplex™ 755 technical guiDe MarkEting systEM configurations Offerings may vary by region. For more information regarding the configuration of your computer, click Start Help and Support and select the option to view information about your computer. opErating systEM One of the following Operating Systems will be preinstalled.
Dell™ optiplex™ 755 technical guiDe procEssor Global Standard Products (GSP) are a subset of Dell’s relationship products that are managed for availability and synchronized transitions on a worldwide basis. They ensure the same platform is available for purchase globally. This allows customers to reduce the number of configurations managed on a worldwide basis, thereby reducing their costs.
Dell™ optiplex™ 755 technical guiDe MEMory Your computer supports a maximum of 8GB of memory when you use four 2GB DIMMs; however, 32-bit operating systems, such as the 32-bit version of Microsoft Windows XP, can only use a maximum of 4GB of address space. Moreover, certain components within the ®...
Dell™ optiplex™ 755 technical guiDe DrivEs anD rEMovabLE storagE usff Bays: 3.5-inch bay Externally Accessible 1 (slimline) D/bay module 3.5-inch bay Internally Accessible 5.25-inch bay 1 (slimline) Hard Drives Supported Optical Drives Supported D/bay module Interface: SATA (number of connectors - includes one dedicated eSATA on MT, DT &...
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Dell™ optiplex™ 755 technical guiDe graphics/viDEo controLLEr, cont. usff Enhanced Graphic/Video Options , Cont. 128MB ATI Radeon X1300* with DVI and Optional full height or low profile card TV Out 256MB ATI Radeon HD 2400 PRO* with ™ Optional full height or low profile card...
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Dell™ optiplex™ 755 technical guiDe Dvi (Digital) aDD-2 carD usff Bus Type sDVO Up to 2048x1566 @ 75 Hz Maximum Supported Resolution Supports flat panels up to 1920x1200 @ 60 Hz or digital CRT/ HDTV at 1400x1050 @ 85 Hz Dimensions of Full Height Card 5.75x2.75in/...
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Dell™ optiplex™ 755 technical guiDe graphics/viDEo controLLEr, cont. 256mb ati raDeon™ hD 2400 pro usff with Dvi anD tv out Bus Type PCIEx16 GPU Core Clock 400MHz Frame Buffer Memory Size and Speed 256MB 500Mhz (onboard) Maximum Power Consumption Overlay Planes...
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Dell™ optiplex™ 755 technical guiDe graphics/viDEo controLLEr, cont. 256mb ati raDeon™ hD 2400 xt Dual monitor with Dvi/vga via cables usff anD tv out Bus Type PCIEx16 GPU Core Clock 600Mhz Frame Buffer Memory Size and Speed 256MB 500Mhz (onboard)
Optional For a copy of limited warranty, write Dell USA L.P., Attn: Warranties, One Dell Way, Round Rock, TX 78682 or visit www.dell.com/warranty. May be provided by third-party. Technician dispatched, if necessary, following phone-based troubleshooting. Availability varies. See dell.com/servicecontracts for details.
Dell™ optiplex™ 755 technical guiDe DEtaiLED EnginEEring spEcifications systEM DiMEnsions (physicaL) System Weight and Shipping Weight is based on a typical configuration and may vary based on PC configuration. A typical configuration includes: integrated graphics, one hard drive, one optical drive, and one diskette drive.
Dell™ optiplex™ 755 technical guiDe systEM LEvEL EnvironMEntaL anD opErating conDitions usff Temperature Operating 10° to 35° C (50° to 95° F) Non-Operating -40° to 65° C (-40° to -149° F) (Storage) Relative Humidity 20% to 80% (non-condensing) Maximum Vibration Operating 0.25 G at 3 to 200 Hz at 0.5 octave/min...
Dell™ optiplex™ 755 technical guiDe powEr usff 305W 280W 275W 220W High Efficiency Power Supply Wattage 305W High 280W High 275W High External PSU Efficiency Efficiency Efficiency 90-135A/ 90-135A/ 90-135A/ AC Input Voltage Range 180- 90-264A 180- 90-264A 180- 90-264A...
Dell™ optiplex™ 755 technical guiDe harD DrivEs 80gb sata 10000 rpm hDD usff Capacity 80,026,361,856 bytes Dimensions 5.87 x 4 x 1 (W x D x H) inches Interface Type and Maximum Speed Up to 3Gb/s Internal Buffer Size 16MB...
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Dell™ optiplex™ 755 technical guiDe harD DrivEs, cont. 80gb sata 7200 rpm hDD usff Capacity 80,026,361,856 bytes Dimensions 5.87 x 4 x 1 (W x D x H) inches Interface Type and Maximum Speed Up to 3Gb/s Internal Buffer Size...
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Dell™ optiplex™ 755 technical guiDe harD DrivEs, cont. 160gb sata 7200 rpm hDD usff Capacity 160,041,885,696 bytes Dimensions 5.87 x 4 x 1 (W x D x H) inches Interface Type and Maximum Speed Up to 3Gb/s Internal Buffer Size...
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Dell™ optiplex™ 755 technical guiDe harD DrivEs, cont. 250gb sata 7200 rpm hDD usff Capacity 250,059,350,016 bytes Dimensions 5.87 x 4 x 1 (W x D x H) inches Interface Type and Maximum Speed Up to 3Gb/s Internal Buffer Size...
Dell™ optiplex™ 755 technical guiDe opticaL DrivEs DvD +/- rw usff 148.2mm(6in)/ 148.2mm(6in)/ 128.0 mm (5.04)/ 128.0 mm (5.04)/ External Dimensions inches centimeters 42mm (2in)/ 190.5 42mm (2in)/ 190.5 12.7mm (0.5in)/ 12.7mm (0.5in)/ (Of Actual Drive Without Bezel – W x H x D):...
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Dell™ optiplex™ 755 technical guiDe opticaL DrivEs, cont. DvD-rom usff 148.2mm(6in)/ 148.2mm(6in)/ 128.0 mm (5.04)/ 128.0 mm (5.04)/ External Dimensions inches centimeters 42mm (2in)/ 190.5 42mm (2in)/ 190.5 12.7mm (0.5in)/ 12.7mm (0.5in)/ (Of Actual Drive Without Bezel – W x H x D):...
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Dell™ optiplex™ 755 technical guiDe opticaL DrivEs, cont. combo cD-rw usff 148.2mm(6in)/ 148.2mm(6in)/ 128.0 mm (5.04)/ 128.0 mm (5.04)/ External Dimensions inches centimeters 42mm (2in)/ 190.5 42mm (2in)/ 190.5 12.7mm (0.5in)/ 12.7mm (0.5in)/ (Of Actual Drive Without Bezel – W x H x D):...
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Dell™ optiplex™ 755 technical guiDe opticaL DrivEs, cont. cD-rom usff 148.2mm(6in)/ 148.2mm(6in)/ 128.0 mm (5.04)/ 128.0 mm (5.04)/ External Dimensions inches centimeters 42mm (2in)/ 190.5 42mm (2in)/ 190.5 12.7mm (0.5in)/ 12.7mm (0.5in)/ (Of Actual Drive Without Bezel – W x H x D):...
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Dell™ optiplex™ 755 technical guiDe bios DEfauLts, cont. BIOS FACTORY DEFAULTS (ALL CHASSIS UNLESS NOTED) Feature Setting Default Value POWER MANAGEMENT AC Recovery: Auto Power On: Auto Power Time: 12:00 AM Low Power Mode: Remote Wake Up: Suspend Mode: MAINTENANCE...
Dell™ optiplex™ 755 technical guiDe chassis EncLosurE anD vEntiLation rEquirEMEnts EncLosurE vEntiLation If your enclosure has doors, they need to be of a type that allows at least 30% airflow through the enclosure (front and back). EncLosurE MiniMuM cLEarancE Leave a 10.2 cm (4 in.) minimum clearance on all vented sides of the computer to permit the airflow required for proper ventilation.
DVD/CD-RW Combo DVD/DVD+/-R Graphics Adapter Integrated Adapter ATI 2400 Pro The Declared Noise Emission in accordance with ISO 9296 for the Dell Optiplex 755 MT is as follows : (all values L expressed in bels ; 1 bel=10 decibels, re 10 Watts).
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Dell™ optiplex™ 755 technical guiDe acoustic noisE EMission inforMation, cont. The Declared A-weighted Sound Pressure Level in decibels (re 2x10- Pa), at Operator, Bystander, and Desk Side Positions are measured in accordance with ISO 7779 7.6.1, 7.6.2, and C.15.2 and declared in accordance with ISO 9296 for this product is as follows...
DVD/CD-RW Combo Graphics Adapter Integrated Adapter ATI 2400 Pro The Declared Noise Emission in accordance with ISO 9296 for the Dell Optiplex 755 DT is as follows : (all values L expressed in bels ; 1 bel=10 decibels, re 10...
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DVD/CD-RW Combo DVD/DVD+/-R Graphics Adapter Integrated Adapter ATI 2400 Pro The Declared Noise Emission in accordance with ISO 9296 for the Dell Optiplex 755 SFF is as follows : (all values L expressed in bels ; 1 bel=10 decibels, re 10...