Dell OptiPlex 990 Support Question
Dell OptiPlex 990 Support Question
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Question posted by vhTerryG on December 8th, 2013
How Do I Clear Cmos On Optplex 990
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Current Answers
Answer #1: Posted by prateekk007 on December 8th, 2013 3:08 PM
prateekk007
Member since:
December 5th, 2012 Points: 2,137,520
Member since:
December 5th, 2012 Points: 2,137,520
Hi vhTerryG,
I would suggest you to reset the CMOS battery to clear CMOS. Please click on the link given below and refer to page number 37 to get the instructions for reseating the CMOS:
Please reply if you have further queries.
To know more about Dell Product Support, Drivers & Downloads, Order & Dispatch status -> choose your region US Customers; India Customers. For Here for Dell support videos
Thanks & Regards
Prateek K
Related Dell OptiPlex 990 Manual Pages
User Manual - Page 1
...-cable slot 16. Front And Back View
Figure 1. optical-drive eject button 8. power connector 13.
Front And Back View Of Mini Tower
1. microphone connector 5. Dell OptiPlex 990
Setup And Features Information
About Warnings
WARNING: A WARNING indicates a potential for property damage, personal injury, or death. Mini Tower - power button, power light 2. optical-drive...
Technical Guide - Page 1
DELL TM OPTIPLEX TM 990
TECHNICAL GUIDEBOOK- INSIDE THE OPTIPLEX 990
Technical Guide - Page 3
DELL™ OPTIPLEX™ 990 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
DELL™ OPTIPLEX™ 990 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
DELL™ OPTIPLEX™ 990 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
DELL™ OPTIPLEX™ 990 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
DELL™ OPTIPLEX™ 990 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
DELL™ OPTIPLEX™ 990 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
DELL™ OPTIPLEX™ 990 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
DELL™ OPTIPLEX™ 990 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
DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK -V 1.0
MARKETING SYSTEM CONFIGURATIONS
NOTE: Offerings may vary by country. For more information regarding the configuration of your computer, click Start>Help and Support ...
Technical Guide - Page 12
...same platform is available for availability and synchronized transitions on a worldwide basis, thereby reducing their costs. Processor availability subject to Dell customers. DELL™ OPTIPLEX™ 990 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...
Technical Guide - Page 13
... depends on the actual system configuration. If the memory modules are not installed in matched pairs, the computer will be installed in performance. DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK -V 1.0 MEMORY
NOTE: Memory modules should be less than 4GB. The entire 16GB memory range is available to 64-bit operating systems.
Type...
Technical Guide - Page 14
DELL™ OPTIPLEX™ 990 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
... 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;
DELL™ OPTIPLEX™ 990 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 7200...
Technical Guide - Page 16
... card
Optional card
USFF
EXTERNAL PORTS/CONNECTORS
NOTE: MT supports full height (FH) cards and DT and SFF supports low profile (LP) cards. DELL™ OPTIPLEX™ 990 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
... ALC269Q High Definition Audio Codec Internal Dell Business Audio Speaker Dell AX210 2.0 Desktop Speakers Dell AX510/AX510PA Flat Panel Soundbar Speakers
KEYBOARD AND MOUSE
Dell USB ... This term does not connote an actual operating speed of 1 Gb/sec. DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK -V 1.0
COMMUNICATIONS - COMMUNICATIONS - NETWORK ADAPTER (NIC)
NOTE: MT supports full height...
Technical Guide - Page 18
DELL™ OPTIPLEX™ 990 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 ...
Technical Guide - Page 19
DELL™ OPTIPLEX™ 990 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 based on PC ...
Technical Guide - Page 22
...1183Hrs.
If you have questions, please contact the manufacture to confirm the output type.
3.0v CMOS battery (Type and estimated battery life)
Brand
Type
Voltage Composition
PANASONIC
CR-2302L/ 3V BE
....or Longer after 12 months.
22 DELL™ OPTIPLEX™ 990 TECHNICAL GUIDEBOOK -V 1.0 POWER
NOTE: These form factors utilize a more efficient Active Power Factor Correction (APFC...
