3847
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Specifications
© 2014 Dell Inc.
Trademarks used in this text: Dell™, the DELL logo, and Inspiron™ are trademarks of Dell Inc.
Intel® is a registered trademark and Celeron™ is a trademark of Intel Corporation in the U.S. and other countries.
Bluetooth® is a registered trademark owned by Bluetooth SIG, Inc. and is used by Dell under license.
2014 ‑ 06 Rev. A01
Regulatory model: D16M | Type: D16M001
Computer model: Inspiron 3847
NOTE: The images in this document may differ from your computer
depending on the configuration you ordered.
Specifications
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Front
Front
Back
Back panel
Optical-drive cover
Microphone port
USB 2.0 ports (2)
Headphone port
Power button
Optical-drive cover
Covers the optical drives.
Microphone port
Connect an external microphone to
provide sound input.
USB 2.0 ports (2)
Connect peripherals such as storage
devices, printers, and so on. Provides data
transfer speeds up to 480 Mbps.
Headphone port
Connect a headphone, a headset
(headphone and microphone combo),
orspeakers.
Optical-drive eject button
Media-card reader
Hard-drive activity light
Power button
Press to turn on the computer if it is
turned off or in Sleep state.
Press to put the computer in Sleep state if
it is turned on.
Press and hold for 10 seconds to force
shut‑down the computer.
NOTE: You can customize the
power‑button behaviour in Power
Options. For more information, see
Me and My Dell at dell.com/support.
Optical-drive eject button
Press to open or close the optical drive
tray.
Media-card reader
Reads from and writes to media cards.
Hard-drive activity light
Turns on when the computer reads from
or writes to the hard drive.
Specifications
Front
Back
Back panel
Back
Power supply light
Power supply diagnostic button
Power cable port
Expansion-card slots
Views
Security-cable slot
Padlock rings
Back panel
Power supply light
Indicates power availability of the power supply.
Power supply diagnostic button
Press to turn on the power supply light.
Power cable port
Connect a power cable to provide power to your computer.
Back panel
Connect USB, audio, video, and other devices.
Expansion-card slots
Provide access to connectors on any installed PCI Express cards.
Security-cable slot
Connect a security cable to prevent unauthorized movement of
your computer.
Padlock rings
Attach a standard padlock to prevent unauthorized access to the
interior of your computer.
Specifications
Front
Views
Back panel
Network port
USB 2.0 ports (4)
USB 3.0 ports (2)
Back
Back panel
HDMI-out port
VGA port
Microphone port Line-in port
USB 2.0 ports (4)
Connect peripherals, such as storage devices, printers, and
soon. Provides data transfer speeds up to 480 Mbps.
USB 3.0 ports (2)
Connect peripherals such as storage devices, printers, and soon.
Provides data transfer speeds up to 5 Gbps.
HDMI-out port
Connect to HDMI‑out enabled devices. Provides video and
audio output.
VGA port
Connect an external display or a projector.
Line-out port
Microphone port
Connect an external microphone to provide sound input.
Network port
Connect an Ethernet (RJ45) cable from a router or a broadband
modem for network or internet access.
The two lights next to the connector indicate the connectivity
status and network activity.
Line-in port
Connect recording or playback devices such as a microphone or
CD player.
Line-out port
Connect speakers.
Views
Specifications
Dimensions and Weight
Height 368.3 mm (14.50 in)
Width 177.8 mm (7 in)
Depth 431.8 mm (17 in)
Weight (maximum) 7.9 kg (17.41 lb)
NOTE: The weight of your desktop varies depending on the configuration ordered
and the manufacturing variability.
Dimensions and
Weight
Media‑card
reader
System
Information
Power Ratings
Memory
Computer
Environment
Ports and
Connectors
StorageCommunications Video Audio
Views
Specifications
System Information
Computer model Inspiron 3847
Processor • Intel Celeron
• Intel Pentium Dual Core
• Intel Dual Core i3 (4th Generation)
• Intel Quad Core i5 (4th Generation)
• Intel Quad Core i7 (4th Generation)
L3 cache Up to 8 MB
Chipset Intel H81
Dimensions and
Weight
Media‑card
reader
System
Information
Power Ratings
Memory
Computer
Environment
Ports and
Connectors
StorageCommunications Video Audio
Views
Specifications
Memory
Connector Two internally‑accessible DDR3 DIMM sockets
Type DDR3
Speed 1600 MHz
Configurations supported 2 GB, 4 GB, 8 GB, 12 GB, and 16 GB
Dimensions and
Weight
Media‑card
reader
System
Information
Power Ratings
Memory
Computer
Environment
Ports and
Connectors
StorageCommunications Video Audio
Views
Specifications
Ports and Connectors
Back Panel Ports:
Network One RJ45 port
USB • Four USB 2.0 ports
• Two USB 3.0 ports
Audio • One microphone port
• One line‑out port
• One line‑in port
Video • One HDMI‑out port
• One VGA port
Front Panel Ports:
Media Card Reader One 8‑in‑1 card slot
USB Two USB 2.0 ports
Audio • One microphone port
• One headphone port
Dimensions and
Weight
Media‑card
reader
System
Information
Power Ratings
Memory
Computer
Environment
Ports and
Connectors
StorageCommunications Video Audio
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Specifications
Communications
Ethernet 10/100/1000 Mbps Ethernet controller integrated on systemboard
Wireless Dell Wireless‑N 1705 and Bluetooth 4.0
Dimensions and
Weight
Media‑card
reader
System
Information
Power Ratings
Memory
Computer
Environment
Ports and
Connectors
StorageCommunications Video Audio
Video
Controller:
Integrated
Discrete
Memory:
Integrated
Discrete
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Specifications
• Intel HD graphics
• Intel HD graphics 4400/4600
• NVIDIA GeForce GT 625
• NVIDIA GeForce GT 635
• NVIDIA GeForce GT 705
Shared system memory
1024 MB
Dimensions and
Weight
Media‑card
reader
System
Information
Power Ratings
Memory
Computer
Environment
Ports and
Connectors
StorageCommunications Video Audio
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Specifications
Audio
Controller Realtek Audio Codec ALC662VD
Type Intel 5.1 channel HD Audio (integrated)
Dimensions and
Weight
Media‑card
reader
System
Information
Power Ratings
Memory
Computer
Environment
Ports and
Connectors
StorageCommunications Video Audio
Views
Specifications
Storage
Externally accessible Two 5.25‑inch drive bay for a Blu‑ray Disc combo (optional), Blu‑ray Disc writer
(optional), or DVD+/‑RW
Internally accessible Two 3.5‑inch drive bay for SATA hard drives (includes hybrid)
Dimensions and
Weight
Media‑card
reader
System
Information
Power Ratings
Memory
Computer
Environment
Ports and
Connectors
StorageCommunications Video Audio
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Specifications
Media-card reader
Type One 8‑in‑1 slot
Cards supported • Secure Digital (SD)
• SD Extended Capacity (SDXC)
• High Capacity SD (SDHC)
• Memory Stick (MS)
• Memory Stick PRO (MS PRO)
• MultiMedia Card (MMC)
• MultiMedia Card plus (MMC+)
• xD‑Picture Card (XD)
Dimensions and
Weight
Media‑card
reader
System
Information
Power Ratings
Memory
Computer
Environment
Ports and
Connectors
StorageCommunications Video Audio
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Specifications
Power Ratings
Input voltage • 100 VAC‑127 VAC
• 200 VAC‑240 VAC
Input frequency 50 Hz–60 Hz
Input current (maximum) 9.0 A/4.5 A
Dimensions and
Weight
Media‑card
reader
System
Information
Power Ratings
Memory
Computer
Environment
Ports and
Connectors
StorageCommunications Video Audio
Views
Specifications
Computer Environment
Airborne contaminant level G2 or lower as defined by ISA‑S71.04‑1985
Relative humidity (maximum) 20% to 80% (noncondensing)
Operating Storage
Temperature range 10 °C to 35 °C (50 °F to 95 °F) –40 °C to 65 °C (–40 °F to 149 °F)
Vibration (maximum)
Shock (maximum)
Altitude (maximum) –15.2 m to 3048 m
* Measured using a random vibration spectrum that simulates user environment.
†
Measured with hard drive in operating status and a 2‑ms half‑sine pulse for operating. Also measured with hard drive in head‑parked position and a 2‑ms
half‑sine pulse for storage.
*
†
0.25 GRMS 2.20 GRMS
40 G for 2 ms with a change
in velocity of 20 in/s (51 cm/s)
50 G for 26 ms with a change
in velocity of 320 in/s (813 cm/s)
–15.2 m to 10,668 m
(–50 ft to 10,000 ft)
(–50 ft to 35,000 ft)
Dimensions and
Weight
Media‑card
reader
System
Information
Power Ratings
Memory
Computer
Environment
Ports and
Connectors
StorageCommunications Video Audio
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