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Dell OptiPlex 990 Support Question

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Question posted by dohusepa on February 23rd, 2014

How To Dissassemble A Dell Optiplex 990

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Answer #1: Posted by DellJesse1 on February 25th, 2014 7:40 AM
This answer was accepted by the poster of the original question.
DellJesse1

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For step by step instructions for disassembling the Optiplex 990 system you can click the link below to download the online manual.

Optiplex 990 Service Manuals


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Related Dell OptiPlex 990 Manual Pages

User Manual - Page 1

... power supply diagnostic light 11. drive activity light 10. power connector 13. USB 2.0 connectors (4) 9. back panel connectors 14. optical drive (optional) 7. diagnostic lights (4) 6. Dell OptiPlex 990 Setup And Features Information About Warnings WARNING: A WARNING indicates a potential for property damage, personal injury, or death. padlock ring Regulatory Model: D09M, D05D, D03S, D01U...
Technical Guide - Page 3

DELLOPTIPLEX990 TECHNICAL GUIDEBOOK -V 1.0 MINI TOWER COMPUTER (MT) VIEW FRONT VIEW BACK VIEW 1 Power Button, Power Light 6 Optical Drive (optional) 10 Power Supply Diagnostic 14 Expansion Card ...
Technical Guide - Page 4

DELLOPTIPLEX990 TECHNICAL GUIDEBOOK -V 1.0 MT System Board Components Number Name Number Name 1 Internal Speaker Connector (INT_SPKR) 13 PCI Connector(SLOT3) 2 Front IO Connector (FRONTPANEL) 3 Thermal Sensor Connector(...
Technical Guide - Page 5

DELLOPTIPLEX990 TECHNICAL GUIDEBOOK -V 1.0 DESKTOP COMPUTER (DT) VIEW FRONT VIEW 1 Optical Drive BACK VIEW 5 Microphone Connector 9 Padlock Ring 13 Expansion Card Slots(4) 2 Optical Drive Eject Button 6 Headphone Connector 10 Security ...
Technical Guide - Page 6

DELLOPTIPLEX990 TECHNICAL GUIDEBOOK -V 1.0 DT System Board Components Number Name 1 Internal Speaker Connector (INT_SPKR) 2 Front IO Connector (FRONTPANEL) 3 Thermal Sensor Connector(THRM_2) 4 SATA 0 Connector(SATA0) 5 SATA 1 Connector(...
Technical Guide - Page 7

DELLOPTIPLEX990 TECHNICAL GUIDEBOOK -V 1.0 SMALL FORM FACTOR COMPUTER (SFF) VIEW FRONT VIEW 1 Optical Drive 5 Microphone Connector 2 Optical Drive Eject Button 6 Headphone Connector 3 Power Button, Power Light 4 USB 2.0 ...
Technical Guide - Page 8

DELLOPTIPLEX990 TECHNICAL GUIDEBOOK -V 1.0 SFF System Board Components Number Name 1 P1 power Connector (POWER) 2 System fan Connector (FAN_HDD) 3 Internal Speaker Connector (INT_SPKR) 4 Buzzer (BEEP) 5 PCI-e 4x Connector(...
Technical Guide - Page 9

DELLOPTIPLEX990 TECHNICAL GUIDEBOOK -V 1.0 ULTRA SMALL FORM FACTOR COMPUTER (USFF) VIEW FRONT VIEW 1 Optical Drive 2 Optical Drive Eject Button 3 Power Button, Power Light 4 Drive Activity Light 5 Diagnostic ...
Technical Guide - Page 10

DELLOPTIPLEX990 TECHNICAL GUIDEBOOK -V 1.0 USFF System Board Components 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 ...
Technical Guide - Page 11

...Start>Help and Support and select the option to view information about your computer. DELLOPTIPLEX990 TECHNICAL GUIDEBOOK -V 1.0 MARKETING SYSTEM CONFIGURATIONS NOTE: Offerings may vary by country. ...(32 and 64 bit), Windows Vista® Ultimate SP2 (32 bit) Basic Driver support only via Dell.com FreeDOS for (N-series), Ubuntu® Linux version 10.10 (China only) X X X ...
Technical Guide - Page 12

...; i3 2120 / 3.30GHz, 3M, VT-x, 65W X X X X Intel® Core™ i3 2100 / 3.10GHz, 3M, VT-x, 65W X X X X 12 They also enable companies to Dell customers. DELLOPTIPLEX990 TECHNICAL GUIDEBOOK -V 1.0 PROCESSOR NOTE: Global Standard Products (GSP) are a subset of Dell's relationship products that are not a measure of configurations managed on a worldwide basis.
Technical Guide - Page 13

... more of matched memory size, speed, and technology. If the memory modules are not installed in matched pairs, the computer will be installed in performance. DELLOPTIPLEX990 TECHNICAL GUIDEBOOK -V 1.0 MEMORY NOTE: Memory modules should be less than 4GB.
Technical Guide - Page 14

DELLOPTIPLEX990 TECHNICAL GUIDEBOOK -V 1.0 DRIVES AND REMOVABLE STORAGE Bays: 5.25-inch Optical Bay Supported (External) Optical Drives Supported (maximum) Hard Drive Bay Supported (Internal) MT DT 2 1 2 1 2 1 Hard ...
Technical Guide - Page 15

...) Slot PCIe x1 Slot Half mini-PCIe connector Serial ATA (SATA) connectors MT DT 1 1 1 1 1 1 1 1 4 3 SFF USFF 1 1 1 3 2 1 For hard drives, GB means 1 billion bytes; DELLOPTIPLEX990 TECHNICAL GUIDEBOOK -V 1.0 DRIVES AND REMOVABLE STORAGE MT DT RAID 0 Performance: (includes two matching capacity/speed hard drives) 1TB1 SATA 7200 RPM HDD (3.5") X 500GB1 SATA...
Technical Guide - Page 16

... card 1 Rear Optional FH card Optional FH card 2 Rear Optional LP card Optional LP card 1 Rear 1 Rear 1 Front 1 Rear 1 Front, 1 Rear USFF 2 Front, 5 Rear 16 DELLOPTIPLEX990 TECHNICAL GUIDEBOOK -V 1.0 GRAPHICS/VIDEO CONTROLLER NOTE: MT supports full height (FH) cards and DT and SFF supports low profile (LP) cards.
Technical Guide - Page 17

... Dell Business Audio Speaker Dell AX210 2.0 Desktop Speakers Dell AX510/AX510PA Flat Panel Soundbar Speakers KEYBOARD AND MOUSE Dell USB Entry Keyboard with optional palmrest Dell Multimedia Pro Keyboard Dell Smartcard Keyboard Dell USB Optical Mouse Dell ...Ethernet server and network infrastructure is required. DELLOPTIPLEX990 TECHNICAL GUIDEBOOK -V 1.0 COMMUNICATIONS -
Technical Guide - Page 18

... to go to parts availability, geographical restrictions and terms of day call placed to Dell. Technician will be provided by third-party. U.S. only. DELLOPTIPLEX990 TECHNICAL GUIDEBOOK -V 1.0 SECURITY Trusted Platform Module (TPM) 1.21 Chassis Intrusion Switch Dell Smartcard Keyboard Chassis lock slot and loop support MT DT SFF USFF Integrated on your...
Technical Guide - Page 19

...liters) Chassis Weight (pounds/kilograms) Chassis Dimensions: (HxWxD) Height (inches/centimeters) Width (inches/centimeters) Depth (inches/centimeters) Shipping Weight (pounds/kilograms - DELLOPTIPLEX990 TECHNICAL GUIDEBOOK -V 1.0 DETAILED ENGINEERING SPECIFICATIONS SYSTEM DIMENSIONS (PHYSICAL) NOTE: System Weight and Shipping Weight is based on a typical configuration and may vary...
Technical Guide - Page 20

DELLOPTIPLEX990 TECHNICAL GUIDEBOOK -V 1.0 SYSTEM LEVEL ENVIRONMENTAL AND OPERATING CONDITIONS Temperature MT DT SFF USFF Operating 10° to 35° C (50° to 95° F) Non-...
Technical Guide - Page 21

... 12.0v power (note: only if more efficient Active Power Factor Correction (APFC) power supply. N/A 0.1 A 200W N/A 200W 682 BTU N/A Yes Yes Yes Yes 21 DELLOPTIPLEX990 TECHNICAL GUIDEBOOK -V 1.0 POWER NOTE: These form factors utilize a more than one 12v rail) BTUs/h (based on Sine Wave output for APFC PSUs, not an...

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