Dell 3020 SFF Owner's Manual Page 59
- Page / 63
- Table of contents
- TROUBLESHOOTING
- BOOKMARKS
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Feature Specification
Video VGA and DP output support on rear I/O side
Table 25. Internal Connectors
Feature Specification
System power single power rail 255W PSU(4 pin cable for CPU power/ 8
Pin cable for system power)
System fans 1 system FAN connector on rear side
Processor fans 1 CPU FAN connector near CPU
HDD fans N/A
Memory 2 DDR slot supported
Processor Intel LGA1150 CPU socket
Back I/O: VGA *1/DP*1/RJ45*1/USB3.0*2/USB2.0*4/Line in(MIC) *1/
Line out *1
Front I/O: USB2.0 *2 and MIC*1 /HP *1 supported on front panel
Hard drive/ Optical drive:
SATA 2 SATA supported(1 SATA Gen3 for HDD. 1 SATA Gen2 for
ODD)
Power single power rail 255W PSU
Table 26. Controls and Lights
Feature Specification
Front of the computer:
Power button light White light — Solid white light indicates power-on state;
Breathing white light indicates sleep state of the computer.
Drive activity light White light — Blinking white light indicates that the
computer is reading data from or writing data to the hard
drive
Back of the computer:
Link integrity light on integrated
network adapter
Green — a good 10 Mbps connection exists between the
network and the computer.
Green — a good 100 Mbps connection exists between the
network and the computer.
Orange — a good 1000 Mbps connection exists between
the network and the computer.
Off (no light) — the computer is not detecting a physical
connection to the network.
Network activity light on integrated
network adapter
Yellow light — A blinking yellow light indicates that network
activity is present.
Power supply diagnostic light Green light — The power supply is turned on and is
functional. The power cable must be connected to the
59
- Owner's Manual 1
- Notes, Cautions, and Warnings 2
- Contents 3
- Working on Your Computer 5
- Turning Off Your Computer 6
- Recommended Tools 9
- System Overview 9
- Removing the Cover 10
- Installing the Cover 11
- Removing the Front Bezel 12
- Installing the Front Bezel 12
- Removing The Expansion Card 12
- Installing The Expansion Card 14
- Removing the Optical Drive 14
- Removing the Drive Cage 15
- Installing the Optical Drive 15
- Installing the Drive Cage 16
- Removing the Hard Drive 17
- Installing the Hard Drive 18
- Removing the Speaker 18
- Installing the Speaker 19
- Memory Module Guidelines 19
- Removing the Memory 20
- Installing the Memory 20
- Removing the System Fan 20
- Installing the System Fan 21
- Removing the Power Switch 21
- Installing the Power Switch 22
- Removing the I/O Panel 23
- Installing the I/O Panel 24
- Removing the Power Supply 24
- Installing the Power Supply 27
- Removing the Processor 29
- Installing the Processor 30
- Removing the Intrusion Switch 30
- System Board Components 31
- Removing the System Board 32
- Installing the System Board 34
- System Setup 35
- System Setup Options 36
- Table 3. System Configuration 37
- Table 4. Video 38
- Table 5. Security 38
- System Password 39
- Computrace Service 39
- Absolute Software 39
- Table 6. Secure Boot 40
- Table 7. Performance 41
- Table 8. Power Management 41
- Table 9. POST Behavior 42
- Table 11. Maintenance 43
- Table 12. Cloud Desktop 43
- Updating the BIOS 44
- Clearing Forgotten Password 45
- Clearing CMOS 45
- System and Setup Password 45
- Disabling a System Password 47
- Diagnostics 49
- Troubleshooting Your Computer 51
- Beep Code 52
- Error Messages 52
- Technical Specifications 57
- Table 25. Internal Connectors 59
- Table 26. Controls and Lights 59
- Table 27. Power 60
- Table 28. Physical 60
- Table 29. Environmental 60
- Feature Specification 61
- Contacting Dell 63
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