Page 2 - TABLE OF CONTENTS; O V E R V I E W
TABLE OF CONTENTS O V E R V I E W Mini Tower Computer (MT) View 3-4 Desktop Computer (DT) View 5-6 Small Form Factor Computer (SFF) View 7-8 Ultra Small Form Factor Computer (USFF) View 9-10 M A R K E T I N G S Y S T E M C O N F I G U R A T I O N S Operating System, Chipset 11 Processor 12 Memory 13...
Page 3 - FRONT VIEW; Headphone Connector; BACK VIEW
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —V 1.0 3 M I N I T O W E R C O M P U T E R ( M T ) V I E W FRONT VIEW 1 Power Button, Power Light 6 Optical Drive (optional) 2 Optical Drive Bay (optional) 7 Optical Drive Eject Button 3 Headphone Connector 8 USB 2.0 Connectors (4) 4 Microphone Connector 9 Dri...
Page 4 - DELLTM OPTIPLEXTM 990 TECHNICAL GUIDEBOOK —V 1.0; Number; MT System Board Components
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —V 1.0 4 Number Name Number Name 1 Internal Speaker Connector (INT_SPKR) 13 PCI Connector(SLOT3) 2 Front IO Connector (FRONTPANEL) 14 PCI-e 4x Connector(SLOT4) 3 Thermal Sensor Connector(THRM_2) 15 Intrusion Switch Connector (INTRUDER) 4 SATA 0 Connector(SATA0...
Page 5 - Microphone Connector
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —V 1.0 5 D E S K T O P C O M P U T E R ( D T ) V I E W FRONT VIEW 1 Optical Drive 5 Microphone Connector 2 Optical Drive Eject Button 6 Headphone Connector 3 Power Button, Power Light 7 Drive Activity Light 4 USB Connectors (4) 8 Diagnostic Lights (4) BACK VIE...
Page 6 - DT System Board Components
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —V 1.0 6 Number Name Number Name 1 Internal Speaker Connector (INT_SPKR) 13 PCI-e 1x Connector(SLOT2) 2 Front IO Connector (FRONTPANEL) 14 Intrusion Switch Connector (INTRUDER) 3 Thermal Sensor Connector(THRM_2) 15 Thermal Sensor Connector(THRM_1) 4 SATA 0 Con...
Page 8 - SFF System Board Components
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —V 1.0 8 Number Name Number Name 1 P1 power Connector (POWER) 12 LPC debug Connector (LPC_DEBUG) 2 System fan Connector (FAN_HDD) 13 Battery Connector (BATTERY) 3 Internal Speaker Connector (INT_SPKR) 14 P2 Power Connector(12V_PWRCONN) 4 Buzzer (BEEP) 15 Proce...
Page 10 - USFF System Board Components
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —V 1.0 10 Number Name Number Name 1 Front Panel Connector (FRONTPANEL) 10 SATA 1 Connector(SATA_1) 2 Memory Connector(DIMM_2) 11 SATA 0 Connector(SATA_0) 3 Memory Connector(DIMM_1) 12 P1 Power Connector(POWER1) 4 CPU Fan Connector (FAN_CPU) 13 HDD-ODD Power Co...
Page 11 - M A R K E T I N G S Y S T E M C O N F I G U R AT I O N S; O P E R A T I N G S Y S T E M
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —V 1.0 11 M A R K E T I N G S Y S T E M C O N F I G U R AT I O N S N O T E : O f f e r i n g s m a y v a r y b y c o u n t r y . F o r m o r e i n f o r m a t i o n r e g a r d i n g t h e c o n f i g u r a t i o n o f y o u r c o m p u t e r , c l i c k S t a...
Page 12 - P R O C E S S O R; Intel® Quad Core Processors
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —V 1.0 12 P R O C E S S O R NOTE: Global Standard Products (GSP) are a subset of Dell’s relationship products that are managed for availability and synchro-nized transitions on a worldwide basis. They ensure the same platform is available for purchase globally...
Page 13 - M E M O R Y
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —V 1.0 13 M E M O R Y NOTE: Memory modules should be installed in pairs of matched memory size, speed, and technology. If the memory modules are not installed in matched pairs, the computer will continue to operate, but with a slight reduction in performance. ...
Page 14 - D R I V E S A N D R E M O V A B L E S T O R A G E; (Hybrid drive includes 4GB NAND Flash for greater performance)
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —V 1.0 14 D R I V E S A N D R E M O V A B L E S T O R A G E MT DT SFF USFF Bays: 5.25-inch Optical Bay Supported (External) 2 1 1 1 Optical Drives Supported (maximum) 2 1 1 (slim-line) 1 (slim-line) Hard Drive Bay Supported (Internal) 2 1 1 1 Hard Drives Suppo...
Page 15 - PCI Slot
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —V 1.0 15 D R I V E S A N D R E M O V A B L E S T O R A G E 1 For hard drives, GB means 1 billion bytes; actual capacity varies with preloaded material and operating environment and will be less. 2 Discs burned with this drive may not be compatible with some e...
Page 16 - E X T E R N A L P O R T S / C O N N E C T O R S
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —V 1.0 16 G R A P H I C S / V I D E O C O N T R O L L E R NOTE: MT supports full height (FH) cards and DT and SFF supports low profile (LP) cards. E X T E R N A L P O R T S / C O N N E C T O R S NOTE: MT supports full height (FH) cards and DT and SFF supports ...
Page 18 - N O T E : F o r m o r e d e t a i l s o n D e l l S e r v i c e P l a n s p l e a s e t o g o t o :
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —V 1.0 18 S E C U R I T Y S E R V I C E A N D S U P P O R T N O T E : F o r m o r e d e t a i l s o n D e l l S e r v i c e P l a n s p l e a s e t o g o t o : w w w . d e l l . c o m / s e r v i c e / s e r v i c e _ p l a n s S O F T W A R E MT DT SFF USFF T...
Page 19 - D E TA I L E D E N G I N E E R I N G S P E C I F I C AT I O N S; MT; PCI Slots
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —V 1.0 19 D E TA I L E D E N G I N E E R I N G S P E C I F I C AT I O N S S Y S T E M D I M E N S I O N S ( P H Y S I C A L ) NOTE: System Weight and Shipping Weight is based on a typical configuration and may vary based on PC configuration. A typical configur...
Page 20 - S Y S T E M L E V E L E N V I R O N M E N T A L A N D O P E R A T I N G C O N D I T I O N S
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —V 1.0 20 S Y S T E M L E V E L E N V I R O N M E N T A L A N D O P E R A T I N G C O N D I T I O N S MT DT SFF USFF Temperature Operating 10° to 35° C (50° to 95° F) Non-Operating (Storage) -40° to 60° C (-40° to 140° F) Relative Humidity 20% to 80% (non-cond...
Page 21 - P O W E R; Active
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —V 1.0 21 P O W E R NOTE: These form factors utilize a more efficient Active Power Factor Correction (APFC) power supply. Dell recommends only Universal Power Supplies (UPS) based on Sine Wave output for APFC PSUs, not an approximation of a Sine Wave, Square W...
Page 24 - C O M M U N I C A T I O N S – I N T E G R A T E D L A N
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —V 1.0 24 C O M M U N I C A T I O N S - N E T W O R K A D A P T E R ( N I C ) ( C O N T . ) C O M M U N I C A T I O N S – I N T E G R A T E D L A N NOTE: MT supports full height (FH) cards and DT and SFF supports low profile (LP) cards. 1 This term does not co...
Page 25 - C O M M U N I C A T I O N S – I N T E G R A T E D L A N ( C O N T . )
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —V 1.0 25 C O M M U N I C A T I O N S – I N T E G R A T E D L A N ( C O N T . ) 1 This term does not connote an actual operating speed of 1 Gb/sec. For high speed transmission, connection to a Gigabit Ethernet server and network infrastructure is required. BRO...
Page 26 - C O M M U N I C A T I O N S – W I R E L E S S; External Connector Type; Connector Type; N O T E : M T s u p p o r t s f u l l h e i g h t ( F H )
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —V 1.0 26 C O M M U N I C A T I O N S – W I R E L E S S DELL WIRELESS 1520 PCIE WLAN CARD (MT, DT, SFF) OR HALF MINI-PCIE WLAN CARD (USFF) 802.11N MT SFF USFF DT External Connector Type Custom WLAN Antenna Connector Controller Details Controller bus architectu...
Page 27 - C O M M U N I C A T I O N S – S E R I A L / P A R A L L E L P O R T P C I E A D D - I N C A R D; N O T E : M T s u p p o r t s f u l l h e i g h t ( F H ) c a r d .; C O M M U N I C A T I O N S – S E R I A L P O R T P C I E A D D - I N C A R D; N O T E : D T a n d S F F s u p p o r t s l o w p r o f i l e ( L P ) c a r d .
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —V 1.0 27 C O M M U N I C A T I O N S – S E R I A L / P A R A L L E L P O R T P C I E A D D - I N C A R D N O T E : M T s u p p o r t s f u l l h e i g h t ( F H ) c a r d . SERIAL / PARALLEL PORT PCIE ADD-IN CARD MT DT SFF USFF Connector Type RS-232 and IEEE1...
Page 28 - G R A P H I C S / V I D E O C O N T R O L L E R; DisplayPort
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —V 1.0 28 G R A P H I C S / V I D E O C O N T R O L L E R N O T E : M T s u p p o r t s f u l l h e i g h t ( F H ) c a r d s a n d D T a n d S F F s u p p o r t s l o w p r o f i l e ( L P ) c a r d s . 1 Up to 1.7 GB of system memory may be allocated to supp...
Page 31 - H A R D D R I V E S
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —V 1.0 31 1 For hard drives, GB means 1 billion bytes ; actual capacity varies with preloaded material and operating environment and will be less. H A R D D R I V E S 1 3.5” 1TB SATA 7200 RPM HDD Capacity (bytes) 1,000,204,886,016 Dimensions inches (W x D x H)...
Page 35 - SATA SOLID STATE DRIVE; Power Source
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —V 1.0 35 1 For hard drives, GB means 1 billion bytes ; actual capacity varies with preloaded material and operating environment and will be less. H A R D D R I V E S 1 ( C O N T . ) 2.5” 128GB 1 SATA SOLID STATE DRIVE Capacity (bytes) 128,035,676,160 Dimensio...
Page 43 - B I O S D E F A U L T S
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —V 1.0 43 B I O S D E F A U L T S System Configuration Integrated NIC: Enable USB Controller: Enable Serial Port: COM1 SATA Operation: RAID On USB Controller: Enable USB Controller SMART Reporting: Disable Diskette Drive: Enable Miscellaneous Devices: Enable (...
Page 44 - C H A S S I S E N C L O S U R E & V E N T I L A T I O N R E Q U I R E M E N T S; ENCLOSURE VENTILATION; R E G U L A T O R Y C O M P L I A N C E A N D E N V I R O N M E N T A L
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —V 1.0 44 C H A S S I S E N C L O S U R E & V E N T I L A T I O N R E Q U I R E M E N T S 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 MINIMU...
Page 45 - E N V I R O N M E N T A L A T T R I B U T E S
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —V 1.0 45 E N V I R O N M E N T A L A T T R I B U T E S Reduce energy consumption, save money Notes Energy efficient design: Allowing you compute more, and consume less. The Latitude Optiplex 990 has a 5.0 Energy Star® rating, which means it uses energy-effici...
Page 46 - A C O U S T I C N O I S E E M I S S I O N I N F O R M A T I O N; Typical Configuration; High-end Configuration
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —V 1.0 46 A C O U S T I C N O I S E E M I S S I O N I N F O R M A T I O N OPTIPLEX 990 MT 1 All tests are conducted according to ISO 7779 and declared according to ISO 9296 except 90% CPU. For this mode, the system CPU was stressed at 90% utilization with no o...
Page 49 - Operating Mode
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —V 1.0 49 A C O U S T I C N O I S E E M I S S I O N I N F O R M A T I O N OPTIPLEX 990 USFF 1 All tests are conducted according to ISO 7779 and declared according to ISO 9296 except 90% CPU. For this mode, the system CPU was stressed at 90% utilization with no...
