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3. MAINTENANCE
3.11
How to Update the Operating System
Do as follows to update the operating system.
1. Copy the operating system update file (file extension: msu) to a USB flash mem-
ory then insert the flash memory to the USB port on the main PC.
Note 1: The operating system update file must be saved to the root directory of
the USB flash memory.
Note 2: The following characters and symbols are available for the file name. Do
not use other characters and symbols.
• Allowed characters: Alphanumeric characters
• Allowed symbols: ! #* $ % & ' ( ) + , - . ; = @ [ ] ^ _ ` { }
*: Multiple same characters (example: ##) cannot be used.
2. Login as a service technician, referring to
subsection 2.3.1.
3. Click [Update].
4. Click the [Update Operating System] button.
The following message appears.
Note: If the operating system update file is not
saved in the USB flash memory, the message
shown in the figure to the right appears. Confirm
that the operating system update file is saved
correctly in the flash memory.
5. Click the [Update] button.
The confirmation message as shown in the fig-
ure to the right appears.
6. Click the [OK] button.
The progress bar is shown while copying the update file. After completing the file
copy, the system is restarted automatically to update the operating system. The
message shown below-right appears while updating the operating system. After
the updating is completed, the system is restarted automatically, then the normal
startup screen appears.
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