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2024年5月22日发(作者：)
戴尔dell 5420-7420 拆机示意图
因为dell 5420 和 7420的构造设计是一样的，只是配置不同。。最直接的差别就是显卡，一个是GT 630 一
个是GT 640
Product Overview
Features Inspiron™ 7420/14R Inspiron™ N4110
Processor type
Intel® Core i3
Intel® Core i5
Intel® Core i7
(Sandy Bridge and Ivy Bridge Processors)
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Intel® Core i3
Intel® Core i5
Intel® Core i7
(Sandy Bridge and Ivy Bridge Processors)
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System Chipset
Intel® HM77 Chipset
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Intel® HM77 Chipset
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Memory
1333MHz DDR3 - Sandy Bridge Processors
1600MHz DDR3 - Ivy Bridge Processors
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1333MHz DDR3 - Sandy Bridge Processors
1600MHz DDR3 - Ivy Bridge Processors
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Memory min/max
2 GB / 8 GB
LCD types
14.0" HD WLED TrueLife (1366 X 768)
14.0" HD+ WLED TrueLife (optional) (1600 X 900)
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14.0" HD WLED TrueLife (1366 X 768)
14.0" HD+ WLED TrueLife (optional) (1600 X
900)
Click here to learn more
Graphics
Integrated
Intel HD Graphics 3000
(Sandy Bridge Processors)
Intel HD Graphics 4000
(IvyBridge Processors)
Discrete
nVidia GeForce GT 640M
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Integrated
Intel HD Graphics 3000
(Sandy Bridge Processors)
Intel HD Graphics 4000
(IvyBridge Processors)
Discrete
nVidia GeForce GT 630M
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Audio
Conexant CX20672-217 Audio controller
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Conexant CX20672-217 Audio controller
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Hard drive
interface
SATA HDD 2.5"
mSATA SSD
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SATA HDD 2.5"
mSATA SSD
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Media bay
options
12.7 mm SATA tray load DVD+/-RW, BD
12.7 mm SATA tray load DVD+/-RW, BD Combo and
BD-RE
Combo and BD-RE
Wireless options
1703 WiFi + Bluetooth 4.0 Half Mini Card
1704 WiFi + Bluetooth 4.0 Half Mini Card
WLAN 1901 WiFi + Bluetooth 4.0 Half Mini Card
Intel® 2230 WiFi + Bluetooth 4.0 Half Mini Card
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1703 WiFi + Bluetooth 4.0 Half Mini Card
1704 WiFi + Bluetooth 4.0 Half Mini Card
WLAN 1901 WiFi + Bluetooth 4.0 Half Mini
Card
Intel® 2230 WiFi + Bluetooth 4.0 Half Mini
Camera
720p HD (1280x720) + Digital Microphone
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720p HD (1280x720) + Digital Microphone
NIC (LOM)
10/100/1000 NIC (without LED)
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10/100/1000 NIC (without LED)
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I/O card slots
8-in-1 Media Card Reader
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Connectors
1x VGA
1x HDMI
3x USB 3.0
1x USB 3.0 with Power Share
NIC (without LED)
1x Microphone/stereo in
1x headphone/speaker out
8-in-1 Media Card Reader
1x VGA
1x HDMI
3x USB 3.0
1x USB 3.0 with Power Share
NIC (without LED)
1x Microphone/stereo in
1x headphone/speaker out
8-in-1 Media Card Reader
Operating system
Microsoft Windows® 7
AC adapter
65W / 90W
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Battery
6-Cell 2.2AHr/48Whr battery pack
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6-Cell 2.2AHr/48Whr battery pack
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Weight
configurable to less than 2.40 kg / 5.30 lb configurable to less than 2.40 kg / 5.30 lb
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