Dell OptiPlex 3020 User Manual

To enter the System Setup, press <F2> immediately after a power-on or reboot.
1. In the System BIOS or System Setup screen, select System Security and press <Enter>.
The System Security screen is displayed.
2. In the System Security screen, verify that Password Status is Unlocked.
3. Select System Password, alter or delete the existing system password and press <Enter> or <Tab>.
4. Select Setup Password, alter or delete the existing setup password and press <Enter> or <Tab>.
NOTE: If you change the System and/or Setup password, re-enter the new password when
promoted. If you delete the System and/or Setup password, confirm the deletion when
promoted.
5. Press <Esc> and a message prompts you to save the changes.
6. Press <Y> to save the changes and exit from the System Setup.
The computer reboots.
Disabling a System Password
The system's software security features include a system password and a setup password. The password
jumper disables any password(s) currently in use.
NOTE: You can also use the following steps to disable a forgotten password.
1. Follow the procedures in Before Working on Your Computer .
2. Remove the cover.
3. Identify the PSWD jumper on the system board.
4. Remove the PSWD jumper from the system board.
NOTE: The existing passwords are not disabled (erased) until the computer boots without the
jumper.
5. Install the cover.
NOTE: If you assign a new system and/or setup password with the PSWD jumper installed, the
system disables the new password(s) the next time it boots.
6. Connect the computer to the electrical outlet and power-on the computer.
7. Power-off the computer and disconnect the power cable from the electrical outlet.
8. Remove the cover.
9. Replace the PSWD jumper on the system board.
10. Install the cover.
11. Follow the procedures in After Working on Your Computer .
12. Power-on the computer.
13. Go to the system setup, and assign a new system or setup password. See Setting up a System
Password .
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Dell OptiPlex 3020 Specifications

General

Tcase	72.72 °C
Bus type	DMI2
Stepping	C0
Tjunction	- °C
FSB Parity	No
Processor cache	6 MB
Processor cores	4
Processor model	i5-4590
System bus rate	5 GT/s
Processor family	Intel® Core™ i5
Processor series	Intel Core i5-4500 Desktop Series
Processor socket	LGA 1150 (Socket H3)
Processor codename	Haswell
Number of QPI links	0
Processor frequency	3.3 GHz
Processor cache type	L3
Configurable TDP-down	- W
Processor lithography	22 nm
Processor manufacturer	Intel
Processor front side bus	- MHz
PCI Express slots version	3.0
Processor boost frequency	3.7 GHz
Processor operating modes	64-bit
PCI Express configurations	1x16, 2x8, 1x8+2x4
Thermal Design Power (TDP)	84 W
Number of processors installed	1
Maximum number of PCI Express lanes	16
Memory types supported by processor	DDR3-SDRAM
Memory voltage supported by processor	1.5 V
Memory clock speeds supported by processor	1333, 1600 MHz
Memory bandwidth supported by processor (max)	25.6 GB/s
Maximum internal memory supported by processor	32 GB
On-board graphics card ID	0x412
Discrete graphics card model	Not available
On-board graphics card model	Intel® HD Graphics 4600
Graphics card Open GL support	Yes
On-board graphics card family	Intel® HD Graphics
Maximum on-board graphics card memory	2 GB
On-board graphics card OpenGL version	4.0
On-board graphics card base frequency	350 MHz
On-board graphics card DirectX version	11.1
On-board graphics card dynamic frequency (max)	1150 MHz
Number of displays supported (on-board graphics)	3
Scalability	1S
Processor code	SR1QJ
Processor ARK ID	80815
Intel TSX-NI version	0.00
Processor package size	37.5 x 37.5 mm
Supported instruction sets	AVX 2.0, SSE4.1, SSE4.2
Thermal solution specification	PCG 2013D
Intel Identity Protection Technology version	1.00
Intel® Small Business Advantage (Intel® SBA)	-
Intel segment tagging	Enterprise, Small Business
Intel® Virtualization Technology (Intel® VT)	VT-x, VT-d
Memory slots	2x DIMM
Internal memory	4 GB
Memory channels	Dual-channel
Memory clock speed	1600 MHz
Maximum internal memory	16 GB
Memory layout (slots x size)	1 x 4 GB
HDD size	3.5 \
HDD speed	7200 RPM
HDD interface	SATA
Storage media	HDD
Optical drive type	DVD Super Multi
Total storage capacity	1000 GB
Operating system installed	Windows 7 Professional
Operating altitude	-15.2 - 3048 m
Non-operating altitude	-15.2 - 10668 m
Storage temperature (T-T)	-40 - 65 °C
Operating temperature (T-T)	0 - 35 °C
Storage relative humidity (H-H)	20 - 95 %
Operating relative humidity (H-H)	20 - 80 %
Cables included	AC
Audio system	ALC3220 HD
Product type	PC
Motherboard chipset	Intel® H81
USB 2.0 ports quantity	6
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	2
Chassis type	Mini Tower
Product color	Black
Placement supported	Vertical
Wi-Fi standards	Wi-Fi 4 (802.11n)
Cabling technology	10/100/1000Base-T(X)
Ethernet LAN data rates	10, 100, 1000 Mbit/s
Sustainability certificates	RoHS, ENERGY STAR
Certification	CECP, WEEE
Power supply	290 W
Power supply input voltage	100 - 240 V
Power supply input frequency	50 - 60 Hz

Weight and Dimensions

Depth	417 mm
Width	175 mm
Height	360 mm
Weight	9400 g