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General| Resolution | 1366 x 768 |
|---|---|
| Processor | Intel Celeron N2840 |
| RAM | 2GB / 4GB |
| Storage | 32GB / 64GB eMMC |
| Display | 11.6" HD |
| Graphics | Intel HD Graphics |
| Operating System | Windows 8.1 |
| Color | Black |
Rules for safe operation and maintenance procedures.
Guidelines for working with electrical components to prevent shock.
Checklist to identify potential unsafe conditions before servicing.
Procedures to protect sensitive components from ESD damage.
Importance and methods of electrical grounding for safety.
Safety warnings provided in multiple languages.
Compliance information for laser devices like CD/DVD drives.
Information required when returning a Field Replaceable Unit (FRU).
Procedures for verifying computer power system functionality.
Steps to test the AC adapter output voltage.
Procedure to verify battery charging during operation.
How to restore the system to factory default settings.
Information on power-on, hard-disk, and supervisor passwords.
Explanation of power saving modes like screen blank and sleep.
Detailed technical specifications of the Lenovo S21e.
Important notices related to removing and replacing parts.
Explanation of system status indicators and their meanings.
Functions associated with Fn key combinations.
Steps to remove and replace the keyboard component.
Steps to remove and replace the keyboard bezel.
Steps to remove and replace the battery pack.
Steps to remove and replace the wireless LAN card.
Steps to remove and replace the system board.
Steps to remove and replace the LCD unit.
Steps to remove and replace the LCD front cover.
Steps to remove and replace LCD panel, cable, and hinges.
Identification of components on the front and right side.
Identification of components on the bottom and left side.
List of Field Replaceable Units for the LCD assembly.
Part numbers and languages for keyboards.
List of miscellaneous system parts.
Part numbers for AC adapters.
Part numbers for power cords by region.
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