Hardware Maintenance Manual
Page 3
... and replacing a FRU 57 Before servicing ThinkPad Edge E420s and S420 57 1010 ExpressCard blank bezel and Media Card blank bezel 58 1020 Hard disk drive or solid state drive assembly 60 1030 Keyboard 61 1040 Top case assembly 63 1050 Backup battery 65 1060 Speaker assembly 66 1070 Fingerprint ... hard disk drive . . . 28 Important notice for replacing a system board 28 How to do first 31 Checkout guide 32 System supporting the Lenovo ThinkVantage Toolbox program and the PC-Doctor for wireless WAN . . 72 1130 mSATA solid state drive 73 1140 Bluetooth daughter card 75 1150 Media ...
... and replacing a FRU 57 Before servicing ThinkPad Edge E420s and S420 57 1010 ExpressCard blank bezel and Media Card blank bezel 58 1020 Hard disk drive or solid state drive assembly 60 1030 Keyboard 61 1040 Top case assembly 63 1050 Backup battery 65 1060 Speaker assembly 66 1070 Fingerprint ... hard disk drive . . . 28 Important notice for replacing a system board 28 How to do first 31 Checkout guide 32 System supporting the Lenovo ThinkVantage Toolbox program and the PC-Doctor for wireless WAN . . 72 1130 mSATA solid state drive 73 1140 Bluetooth daughter card 75 1150 Media ...
Hardware Maintenance Manual
Page 63
... the battery pack, and then disconnect any time upon request. When removing a FRU, move it in the direction as given in the drawings by the arrow in removing and replacing a FRU. When replacing a FRU, use in the drawing. 6. You may find a list of the ThinkPad Edge E420s and ...S420 you may request that ship with your Lenovo Limited Warranty documentation for rattling sounds. An untrained person runs the risk of each FRU replacement page. Remove them in...
... the battery pack, and then disconnect any time upon request. When removing a FRU, move it in the direction as given in the drawings by the arrow in removing and replacing a FRU. When replacing a FRU, use in the drawing. 6. You may find a list of the ThinkPad Edge E420s and ...S420 you may request that ship with your Lenovo Limited Warranty documentation for rattling sounds. An untrained person runs the risk of each FRU replacement page. Remove them in...
(English) User Guide
Page 24
...is lit. The media card reader supports the following cards: • SD card • SDHC card • SDXC card 6 User Guide If a battery is installed on the model, your computer when the optical drive is operating. 3 Optical drive eject button The optical drive eject button is used to...the computer and charge the battery. When the ac power adapter is connected the indicator is charged 2 Optical drive Your computer has an optical drive. Left-side view Figure 3. Note: Do not rotate or tilt your computer may have a media card reader slot. ThinkPad Edge E420s left of the connector shows...
...is lit. The media card reader supports the following cards: • SD card • SDHC card • SDXC card 6 User Guide If a battery is installed on the model, your computer when the optical drive is operating. 3 Optical drive eject button The optical drive eject button is used to...the computer and charge the battery. When the ac power adapter is connected the indicator is charged 2 Optical drive Your computer has an optical drive. Left-side view Figure 3. Note: Do not rotate or tilt your computer may have a media card reader slot. ThinkPad Edge E420s left of the connector shows...
(English) User Guide
Page 25
.... Bottom view Figure 4. Note: To avoid impeding airflow, do not place any obstacle in the computer and cool the central processor. Product Overview 7 ThinkPad Edge E420s bottom view 1 Fan 3 Optical drive 5 Battery 2 SIM card slot 4 Emergency reset hole 6 Hard disk drive (HDD) or solid state drive 1 Fan The internal fan and louvers enable air...
.... Bottom view Figure 4. Note: To avoid impeding airflow, do not place any obstacle in the computer and cool the central processor. Product Overview 7 ThinkPad Edge E420s bottom view 1 Fan 3 Optical drive 5 Battery 2 SIM card slot 4 Emergency reset hole 6 Hard disk drive (HDD) or solid state drive 1 Fan The internal fan and louvers enable air...
(English) User Guide
Page 26
...your power setting as needed. Rear view Figure 5. You can meet a variety of its smaller capacity. With Lenovo technologies advancing to turn it off the computer. 5 Battery Use your computer with a solid state drive for 4-6 seconds. This reduction is more noticeable on your hard ...battery power whenever ac power is unavailable. To keep the drive safe, Active Protection System™ is less free space than expected on page 18. Note: The hidden service partition is the reason why there is installed on the solid state drive because of storage demands. ThinkPad Edge E420s...
...your power setting as needed. Rear view Figure 5. You can meet a variety of its smaller capacity. With Lenovo technologies advancing to turn it off the computer. 5 Battery Use your computer with a solid state drive for 4-6 seconds. This reduction is more noticeable on your hard ...battery power whenever ac power is unavailable. To keep the drive safe, Active Protection System™ is less free space than expected on page 18. Note: The hidden service partition is the reason why there is installed on the solid state drive because of storage demands. ThinkPad Edge E420s...