Read Sharp PN-L802B (serv.man8) Service Manual online
CHAPTER 5. FIRMWARE UPDATA PROCEDURES/EDID WRITING PROCEDURES
PN-L802B FIRMWARE UPDATA PROCEDURES/EDID WRITING PROCEDURES
5 – 10
4 - 3. WHEN UPDATE IS FAILED
When “Failed” is displayed, disconnect the USB cable once and con-
nect the cable to the USB connector for servicing again. Then press
nect the cable to the USB connector for servicing again. Then press
[START] button, and writing of the firmware is started.
In about 20 sec, writing is completed. When “Firmware version update
complete” is displayed, update of the firmware is completed.
4 - 4. VERSION CHECK METHOD
■ VERSION CHECK BY THE FIRMWARE
UPDATER
Connect the USB cable to the USB connector for servicing. Press
[VERSION] button of the firmware updater to check the firmware ver-
[VERSION] button of the firmware updater to check the firmware ver-
sion which is being written.
To check the check sum, press [CHECK SUM] button.
■ VERSION CHECK BY THE TOUCH PANEL
DRIVER
Connect the PC and the USB connector for servicing of the touch panel
with the USB cable, and use the touch panel driver to check the version
with the USB cable, and use the touch panel driver to check the version
of the touch panel firmware.
To display the version, click the touch panel icon on the task bar and
select [Hardware information] - [Test information display], and the [Test
information display] menu is displayed. When [Service mode] button is
information display] menu is displayed. When [Service mode] button is
pressed on this menu, the following menu is displayed.
Example
Example
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