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 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 Drives and Removable Storage, System Expansion Sl...
Page 3 - DELLTM OPTIPLEXTM 990 TECHNICAL GUIDEBOOK —VERSION 1.5; 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; Light; BACK VIEW
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —VERSION 1.5 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...
Page 4 - Number; Intrusion Switch Connector; MT System Board Components
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —VERSION 1.5 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...
Page 5 - D E S K T O P C O M P U T E R ( D T ) V I E W; Microphone Connector
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —VERSION 1.5 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) BA...
Page 6 - Internal Speaker Connector; DT System Board Components
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —VERSION 1.5 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...
Page 7 - S M A L L F O R M F A C T O R C O M P U T E R ( S F F ) V I E W
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —VERSION 1.5 7 S M A L L F O R M F A C T O R C O M P U T E R ( S F F ) 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 Diagnostic Lights (4) 4 USB 2.0 Connectors (4) 8 D...
Page 8 - P2 Power Connector; SFF System Board Components
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —VERSION 1.5 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) 1...
Page 9 - U L T R A S M A L L F O R M F A C T O R C O M P U T E R ( U S F F ) V I E W; Headphone Connector
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —VERSION 1.5 9 U L T R A S M A L L F O R M F A C T O R C O M P U T E R ( U S F F ) V I E W FRONT VIEW 1 Optical Drive 6 Headphone Connector 2 Optical Drive Eject Button 7 Microphone Connector 3 Power Button, Power Light 8 USB Connectors (2) 4 Drive Activity Li...
Page 10 - USFF System Board Components
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —VERSION 1.5 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 Po...
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 —VERSION 1.5 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 ff 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 fi 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...
Page 12 - P R O C E S S O R; to implement global IT standards by locking in speci; MT; Intel® Quad Core Processors
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —VERSION 1.5 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 gl...
Page 13 - M E M O R Y
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —VERSION 1.5 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 perform...
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 —VERSION 1.5 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...
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 —VERSION 1.5 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 pro fi le (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 s...
Page 18 - ffi
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —VERSION 1.5 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 ...
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
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —VERSION 1.5 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 con fi guration and may vary based on PC con fi guration. A typica...
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 —VERSION 1.5 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 30° C (50° to 95° F) Non-Operating (Storage) -40° to 60° C (-40° to 140° F) Relative Humidity 20% to 80% (no...
Page 21 - P O W E R; Active
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —VERSION 1.5 21 P O W E R NOTE: These form factors utilize a more e ffi cient 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, ...
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 —VERSION 1.5 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 pro fi le (LP) cards. 1 This term doe...
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 —VERSION 1.5 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 require...
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; Controller Details
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —VERSION 1.5 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 External Connector Type Custom WLAN Antenna Connector Controller Details Controller bus architecture Electr...
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; 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
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —VERSION 1.5 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...
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 —VERSION 1.5 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 fi l e ( L P ) c a r d s . 1 Up to 1.7 GB of system memory may be allocated to...
Page 31 - H A R D D R I V E S; Power Source
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —VERSION 1.5 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 ...
Page 35 - SATA SOLID STATE DRIVE
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —VERSION 1.5 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 Di...
Page 43 - guration. MCR is not available on the SFF and USFF chassis.
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —VERSION 1.5 43 19 IN 1 MEDIA CARD READER MT/DT External Dimensions inches/(centimeters) (With Bezel – W x H) 3.99/(10.13cm)/1.0/(2.54cm) Weight (max) pounds/kilograms ~155g Interface type and speed USB 2.0, 480Mb/s Media Supported ( maximum capacity supported...
Page 44 - B I O S D E F A U L T S
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —VERSION 1.5 44 B I O S D E F A U L T S System Con fi guration 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: ...
Page 45 - 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; fl; 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 —VERSION 1.5 45 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% air fl ow through the enclosure (front and back). ENCLOSUR...
Page 46 - 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 —VERSION 1.5 46 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-efficient power supplies, operates efficiently...
Page 47 - 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
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —VERSION 1.5 47 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 wit...
Page 50 - Operating Mode
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK —VERSION 1.5 50 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 w...