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1、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，只是配置丌同。最直接的差别就是显卡，一个是 GT 630 一 个是 GT 640 Product OverviewProduct Overview FeaturesFeatures Inspiron 7420/14RInspiron 7420/14R Inspiron N4110Inspiron N4110 Processor typeProcessor type Intel Core i3 Intel Core i5 Intel Core i7 (Sandy Bridge and Iv
2、y Bridge Processors) Click here to learn more Intel Core i3 Intel Core i5 Intel Core i7 (Sandy Bridge and Ivy Bridge Processors) Click here to learn more System ChipsetSystem Chipset Intel HM77 Chipset Click here to learn more Intel HM77 Chipset Click here to learn more MemoryMemory 1333MHz DDR3 - S
3、andy Bridge Processors 1600MHz DDR3 - Ivy Bridge Processors Click here to learn more 1333MHz DDR3 - Sandy Bridge Processors 1600MHz DDR3 - Ivy Bridge Processors Click here to learn more Memory min/maxMemory min/max 2 GB / 8 GB LCD typesLCD types 14.0“ HD WLED TrueLife (1366 X 768) 14.0“ HD+ WLED Tru
4、eLife (optional) (1600 X 900) Click here to learn more 14.0“ HD WLED TrueLife (1366 X 768) 14.0“ HD+ WLED TrueLife (optional) (1600 X 900) Click here to learn more GraphicsGraphics Integrated Intel HD Graphics 3000 (Sandy Bridge Processors) Intel HD Graphics 4000 (IvyBridge Processors) Discrete nVid
5、ia GeForce GT 640M Click here to learn more Integrated Intel HD Graphics 3000 (Sandy Bridge Processors) Intel HD Graphics 4000 (IvyBridge Processors) Discrete nVidia GeForce GT 630M Click here to learn more AudioAudio Conexant CX20672-217 Audio controller Click here to learn more Conexant CX20672-21
6、7 Audio controller Click here to learn more Hard drive Hard drive interfaceinterface SATA HDD 2.5“ mSATA SSD Click here to learn more SATA HDD 2.5“ mSATA SSD Click here to learn more Media bay Media bay optionsoptions 12.7 mm SATA tray load DVD+/-RW, BD Combo and BD-RE 12.7 mm SATA tray load DVD+/-R
7、W, BD Combo and BD-RE Wireless optionsWireless 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 Click here to learn more 1703 WiFi + Bluetooth 4.0 Half Mini Card 1704
8、 WiFi + Bluetooth 4.0 Half Mini Card WLAN 1901 WiFi + Bluetooth 4.0 Half Mini Card Intel 2230 WiFi + Bluetooth 4.0 Half Mini CameraCamera 720p HD (1280x720) + Digital Microphone Click here to learn more 720p HD (1280x720) + Digital Microphone NIC (LOM)NIC (LOM) 10/100/1000 NIC (without LED) Click he
9、re to learn more 10/100/1000 NIC (without LED) Click here to learn more I/O card slotsI/O card slots 8-in-1 Media Card Reader Click here to learn more ConnectorsConnectors 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
10、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 systemOperating system Microsoft Windows 7 AC adapterAC adapter 65W / 90W Click here to learn more BatteryBattery 6-Cell 2.2AH
11、r/48Whr battery pack Click here to learn more 6-Cell 2.2AHr/48Whr battery pack Click here to learn more WeightWeight configurable to less than 2.40 kg / 5.30 lb configurable to less than 2.40 kg / 5.30 lb 前面前面/正面正面 Features on the front side of the chassis of the Inspiron 7420/14R laptop are as foll
12、ows: Chassis Front View Features and Locations 1. Power Indicator. 电源指示灯电源指示灯 2. Hard Drive activity light. 硬盘读写指示灯硬盘读写指示灯 3. Battery status light - Indicates the Battery Status. 电池电池充电指示灯充电指示灯 4. Wireless status light - Indicates if the Wireless is turned on/off. 无线指示灯无线指示灯 5. 8-in-1 Media Card Rea
13、der - Provides a fast and convenient way to view and share digital photos, music, and videos stored on a media card. For more information, see the section on Media Card Reader. 读卡器读卡器 Front LCD Area 前面前面 屏幕区域屏幕区域 Features on the front side (LCD Area) of the chassis of the Inspiron 7420/14R laptop ar
14、e as follows: Chassis Front View Features and Locations 1. Built in Microphone - Used to capture audio sounds. 麦克风接口 2. Built in Camera - Used to capture moving images and snapshots. 摄像头 3. LCD. Front Keyboard and Palmrest Area Features on the front side (Keyboard and Palmrest area) of the chassis o
15、f the Inspiron 7420/14R laptop are as follows: Chassis Front View Features and Locations 1. Power button - Used to power on the laptop. 开关 2. Keyboard. 键盘键盘 3. Touchpad. 触摸板触摸板 4. Left Touchpad button. 5. Right Touchpad button. 6. Dell Audio With Preset Switch button. 7. Dell Instant Launch button.
16、8. Windows Mobility Center button. Chassis Left 左边 Features on the left side of the chassis of the Inspiron 7420/14R laptop are as follows: Chassis left view features and locations 1. Power adapter connector 2. VGA connector - Used to connect an external display. 3. Exhaust Grill. 4. HDMI connector - Connector port for devices supporting audio/video signals in HDMI format. 5. USB 3.0 connector with PowerSh
