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©2021 Sharp NEC Display Solutions, Ltd. Page 31 of 86
Some settings in the boot files
config.txt and cmdline.txt can be modified at this stage.
For example, settings to correctly enable the USB 2.0 controller on the Compute Module, set the
video output level, and to enable the IR Remote module (lirc) can be made while still in
Windows.
Navigate to the drive letter of the Compute Module to see the boot files.
Use a text editor that is compatible with UNIX type line endings such as Notepad++
(https://notepad-plus-plus.org/
)
See section 5 on page 33 of this document for further information on specific configurations.
9. The Compute Module in the display can now be restarted in normal mode to boot the device.
a. Turn off the display’s AC power switch.
b. Disconnect the USB cable from the USB Micro-B connector on the Interface Board.
c. Move the BOOT MODE switch on the Compute Module Interface Board terminal panel to
the normal operating mode position.
Figure 4.1-2: BOOT MODE switch - normal mode
d. Turn on the display’s AC power switch.
e. Verify that the Compute Module is powered on. Navigate the OSD to SLOT COMPUTE
MODULE
POWER CONTROL POWER SUPPLY and make sure ON is selected (displayed
in yellow).
f. Make sure the Compute Module input on the display is selected.
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