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Dell 755 manual 242, Ultra Small Form Factor Computer Specifications

Models: 755

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Audio

Type	ADI 1984 High Definition Audio
Stereo conversion	24-bit analog-to-digital; 24-bit digital-to-analog

Controllers

Drives	one serial ATA controller supporting one device

Expansion Bus

Bus type	SATA 1.0a and 2.0;
	USB 2.0
Bus speed	SATA: 1.5 and 3.0 Gbps;
	USB: 480 Mbps

Drives

Internal/External	one D-module bay for an optical drive, second hard drive, or floppy
	drive
	one bay for a 3.5-inch hard drive

Connectors

External connectors:
Serial	9-pin connector; 16550C-compatible
Parallel	25-pin connector (bidirectional)
Video	28-pin DVI connector
Network adapter	RJ45 connector
USB	two front-panel and five back panel USB 2.0–compliant connectors
Audio	two back panel connectors for line-in and line-out; two front-panel
	connectors for headphones and microphone
System board connectors:
SATA	7-pin connector
Fan	one 3-pin and two 5-pin connectors

242

Ultra Small Form Factor Computer Specifications

Image 242

Dell 755 manual 242, Ultra Small Form Factor Computer Specifications

Contents

Dell OptiPlex User’s Guide W . d e l l . c o m s u p p o r t . d e l l . c o mSeptember JN460 Contents DC Power Connectors P3, P5, P8, and P9 General Drive Installation GuidelinesConnecting and Disconnecting Drive Cables Desktop Computer DC Power Connector P5 and P6 160 Contents General Drive Installation Guidelines 127Connecting and Disconnecting Drive Cables 129 127About Your Small Form Factor Computer 165 Small Form Factor Computer Specifications 175163 166199 Connecting and Disconnecting Drive Cables 196197 202About Your Ultra Small Form Factor Computer 227 Ultra Small Form Factor Computer Specifications 241Connecting and Disconnecting Drive Cables 248 228255 Installing a Device When Your Computer Is Turned Off 255About Smart Cards and Fingerprint Readers 276 Contents 258277 Deleting or Changing an Existing System Password 278Deleting or Changing an Existing Administrator Password 280 278295 Configuring Power Management Settings 295294 296316 Addressing Memory Configurations 314313 Mini-Tower, Desktop, and Small Form Factor Computers 317Troubleshooting Power Problems 339 Problems writing to an optical drive 333Mail, Modem, and Internet Problems 334 329Using Dell PC Restore and Dell Factory Image Restore 361 Using Microsoft Windows System Restore 359Undoing the Last System Restore 360 Windows Vista Dell Factory Image Restore 362366 Returning Items for Warranty Repair or Credit 367365 367Desktop System Software DSS How to set up my computerFinding Information Support.dell.comWhat Are You Looking For? Find It Here Warranty information Dell Product Information GuideSegment, and enter your Service Tag Order status, warranty, and repair informationUpdates For your configuration How to use Windows XPNot ship with your computer System you orderedBefore Working Inside Your Computer Before You BeginRecommended Tools Turning Off Your ComputerBefore You Begin Front View Mini Tower ComputerAbout Your Mini Tower Computer Mini Tower Computer21 for more information Blinking green The computer is in a power-saving modePower problem may exist see Power Problems on No light The computer is turned offBack View Green a good connection exists between a 10-Mbps network Back Panel ConnectorsAddress. For more information, see System Setup Options on That came with your computer Removing the Computer CoverCap Security cable slot Cover release latch Padlock ring Chassis Intrusion Switch Inside Your ComputerRemoving the Chassis Intrusion Switch Replacing the Chassis Intrusion SwitchResetting the Chassis Intrusion Detector System Board Components SATA3 Mini Tower Computer Mini Tower Computer Specifications Connector data width ConnectorsConnector size Maximum PCI Express ConnectorsOne3.5-inch floppy drive or media reader DrivesTwo Sata Serial ATA hard drives Two Sata optical drivesHeat dissipation AC power source WattageControls and Lights Rating VoltageWidth WeightPhysical Height DepthMini Tower Specifications Cards Installing a PCI or PCI Express CardCards Cards Cards Cards Removing a PCI or PCI Express Card Card-edge connector Card connector Card retention latch Alignment guidePS/2 Serial Port Adapter Card retention latchCard fully seated Card not fully seated Bracket within slot Cards Card retention latch Alignment guide Installing eSATA Cards General Drive Installation Guidelines DrivesPower Cable Connectors Sata ConnectorHard Drive Data cable Hard drive system board Power cable Connector Hard drive Release tabs Snap the bracket onto the new drive Drives Drives Hard drive Hard drive bracket Pins Drives Floppy Drive Floppy drive Drive release latch Floppy drive Shoulder screws Shoulder screw slots Media Card Reader Media card reader Drive release latch Media card Shoulder screws Shoulder screw slots Reader Optical Drive Optical drive Drive release latch Optical drive Shoulder screws Shoulder screw slots Power cable Data cable Sata optical drive connector Processor ProcessorRemoving the Processor Installing the Processor Processor Processor Panel PanelRemoving the I/O Panel Replacing the I/O Panel Power Supply Power SupplyReplacing the Power Supply Release button Power supply Screws AC power connector DC Power Connectors DC Power Connector P1Pin Number Signal name AWG Wire Pin Number Signal Name DC Power Connector P2DC Power Connectors P3, P5, P8, and P9 DC Power Connector P7 DC Power Connector P10Speakers Installing a SpeakerSpeakers Removing a Speaker Your Computer on page 21 for more information Desktop ComputerAbout Your Desktop Computer Desktop ComputerBlinking or solid amber See Power Problems on Power Management for Windows XP and Windows Vista onPosition Removing the Computer Cover Inside Your Computer Chassis Intrusion Switch Replacing the Chassis Intrusion Switch Removing the Heat Sink Assembly System Board Components Desktop Computer Desktop Computer Specifications Desktop Computer SpecificationsBoard PCI without riser-card cage ConnectorsMaximum PCI Express without riser-card Cage Connectors Card or a DVI graphics card for dual-monitor supportMaximum Expansion Bus Connector sizeMaximum ESATA Desktop Computer Specifications One Sata optical drive 100One3.5-inch floppy drive or media card reader Port adapterPower source Wattage 101Rating Power Heat dissipation102 Expansion Cards PCI Cards103 Expansion Cards 105 Expansion Cards 107 Expansion Cards 109 Expansion Cards 111 112 113 Press in on the tab to raise the card-retention latch 114 115 PS/2 Serial Port Adapter 117 Expansion Cards 119 Riser-card cage Handle Riser cards 121 Expansion Cards ESATA 123Expansion Cards 125 Replace the riser 127 128 Drive Inserts 129130 131 Drive release latch Optical drive 133 134 135 Drive insert 137 Information Guide DrivesDrive release latch Media card reader 139 Drive insert 141 Hard Drive 143 Hard drive Release tabs Plastic hard drive bracket 145 Drives 147 Data cable Hard drive system board Connector 149 Installing the Processor 151 Processor 153 Replacing the I/O Panel 155 Release button Power supply Screws AC power connector 157 Pin Signal name 18-AWG Number Wire 158159 DC Power Connector P5 and P6 DC Power Connector P3DC Power Connector P4 160161 162 163 164 165 Small Form Factor ComputerAbout Your Small Form Factor Computer Small Form Factor Computer166 167 Removing the Computer Cover 169 170 171 172 173 174 175 Small Form Factor Computer SpecificationsSmall Form Factor Computer Specifications 176 ConnectorMaximum PCI Express Connector 177 Port adapter Video178 179 180 181 Expansion Cards 183 184 PCI Express and DVI Cards 185186 187 Expansion Cards 189 Expansion Cards 191 PS2/SERIAL2 193 Expansion Cards General Installation Guidelines 195Serial ATA Sata Connector 197 Securing tabs Hard drive 199 Release tabs Hard drive Hard drive bracket 201 Replacing a Hard Drive Fan 203 Optical Drive 205 Floppy Drive 207 Installing a Floppy Drive 209 Media card reader data cable Replacing a Media Card Reader 211Drives 213 Installing the Processor 215 Processor 217 Replacing the I/O Panel 219 Mounting screw Pin Signal Name Number 221222 223 DC Power Connectors P3Pin Signal 18-AWG Number Name Wire 224 DC Power Connector P5DC Power Connector P6 225 226 227 Ultra Small Form Factor ComputerAbout Your Ultra Small Form Factor Computer 3 4228 Blinking or solid yellow See Power Problems onSide View Management for Windows XP and Windows Vista on229 Network controller is turned off in system setup Connecting Two Monitors 231232 233 Removing the Chassis Intrusion Switch 235 236 Cable Cover Optional 237Connecting the AC Power Adapter Information GuideDell Badge 239240 Ultra Small Form Factor Computer Specifications 241Ultra Small Form Factor Computer Specifications 242243 Physical AC power source244 245 246 Your computer supports One Sata serial ATA hard drive 247248 249 Drives 251 Drives 253 Drives 255 Installing a Device When Your Computer Is Turned OffModule Bay Module BayBottom of computer Security screw 257 Latch release Securing a Device in the Module Bay 259260 261 Top of heat sink Heat sink Retention base Release tab 263 Processor 265 266 267 Removing a Speaker LegacySelect Technology Control Advanced FeaturesAdvanced Features Manageability270 Error Message DescriptionActive Management Technology Advanced Functionality271 Alert Description Alert Standard FormatDell OpenManage Applications Dell Client Manager DCM 273Chassis Intrusion Detection Option SettingsPhysical Security Padlock Ring and Security Cable Slot275 Enabling the TPM FeatureTrusted Platform Module TPM About Smart Cards and Fingerprint Readers Security Management SoftwareComputer Tracking Software 276277 Password ProtectionSystem Password Type the password and press Enter Administrator Password 279Entering System Setup System SetupDisabling a Forgotten Password and Setting a New Password Overview281 System Setup ScreensSystem Setup Options Internal default 282No Boot setting 283284 Performance285 Computrace serverEvent Log 286Suspend Boot Sequence 287Booting to a USB Device Memory Key289 Jumper SettingsMini Tower and Desktop Small Form Factor Advanced Features Clearing Forgotten Passwords Ultra Small Form Factor Computer Jumper Setting DescriptionClearing Cmos Settings 291Options in Windows XP Power Management for Windows XP and Windows VistaHyperthreading and Multi-Core Technology 293 Options in Windows Vista About RAID Configurations 295Segment Hard drive Verifying That RAID Is WorkingRAID Level 297 RAID Level 1 ConfigurationConfiguring Your Computer for RAID Creating a RAID Level 0 Configuration Creating a RAID Level 1 Configuration299 Creating a RAID Level 1 Configuration 301 Migrating to a RAID Level 0 ConfigurationMigrating to a RAID Level 1 Configuration Advanced Features Battery BatteryReplacing the Battery 303Battery 305 306 Replacing the System Board Replacing the System Board307 Mini Tower System Board Screws 308Desktop System Board Screws 309Small Form Factor System Board Screws 310Ultra Small Form Factor System Board Screws 311312 313 MemoryDDR2 Memory Overview Addressing Memory Configurations Installing MemoryCutouts Memory module Memory connector closest to Securing clips Processor315 CrossbarRemoving Memory Ultra Small Form Factor Computers Replacing the Computer CoverMini-Tower, Desktop, and Small Form Factor Computers 317318 319 Installing Your Computer in an EnclosureInstalling Your Computer in an Enclosure 320 321 Installing Your Computer in an Enclosure Cleaning an Optical Mouse Cleaning Your ComputerCleaning a Non-Optical Mouse Computer, Keyboard, and MonitorFloppy Drive CDs and DVDsTransferring Information to a New Computer Microsoft Windows FeaturesMicrosoft Windows XP Features Microsoft Windows XPMicrosoft Windows XP Features 327 Microsoft Windows VistaClick Finished and restart the new computer Network Setup Setting Up a Home and Office NetworkConnecting to a Network Adapter Network device Network adapter connector on computer329 330 Card Problems TroubleshootingBattery Problems Solving ProblemsDrive Problems 332Hard drive problems Optical drive problemsProblems writing to an optical drive 333Click Properties→ Tools→ Check Now Mail, Modem, and Internet Problems334 Windows XP Click Start→ All Programs→ Modem Helper335 Keyboard Problems Lockups and Software ProblemsProgram is designed for an earlier Windows operating system Other software problemsProgram crashes repeatedly Solid blue screen appears338 Memory ProblemsMouse Problems Troubleshooting Power Problems Network ProblemsPower Problems 339Power Supply Self-Test 340Printer Problems 341No sound from speakers Scanner ProblemsSound and Speaker Problems 342Screen is blank Screen is difficult to read Video and Monitor ProblemsNo sound from headphones 343Power Lights 3D image quality is poor345 Power Light Problem Description Suggested ResolutionSystem Lights Power Light Problem Description 346347 Diagnostic LightsLight Pattern Problem Description Light Pattern Problem Description Suggested Resolution 348349 Code Cause Beep Codes350 Message Possible Cause Corrective Action System Messages351 352 Message Possible Cause353 Dell DiagnosticsWhen to Use the Dell Diagnostics Product Information GuideSolving Problems Tab Function 355Option Function Identifying Drivers What Is a Driver?Drivers Reinstalling Drivers and Utilities 357358 Restoring Your Operating System Using Microsoft Windows System RestoreYou can restore your operating system in the following ways To start the Hardware TroubleshooterStarting System Restore 361 Using Dell PC Restore and Dell Factory Image RestoreUsing PC Restore Removing PC Restore Image RestoreClick Exit if the Install Windows message appears Using the Operating System MediaClick Finish to reboot the computer 363Solving Problems Obtaining Assistance Online ServicesGetting Help 365Support Service AutoTech ServiceAutomated Order-Status Service 367 Problems With Your OrderBefore You Call 368 Guide369 Contacting Dell 371 WarrantyWarranty 372 373 FCC Notices U.S. OnlyFCC Class B FCC Notices US Only374 Glossary 375376 377 378 379 380 381 382 383 Video resolution See resolution 384385 386