Dvd Firmware Update Test Mode - Sharp HT-DV40H Service Manual

[4] DVD Firmware Update Test Mode

After enter testmode menu, press
[PLAY] key at main unit to select
"FW UPDATE TEST MODE" to
"FW_UPDATE_" will appear on upper row of
unit display and current firmware version DVD
will appear on lower row of unit display as
When enter firmware upgrade menu,
unit display at lower row change to
"FW_SRCV_ **" blinking at 2Hz
key to start F/W upgrade.
After ENTER key is pressed,
unit display at lower row will show
"_UPDATING_" blinking display
After update process completed,
new firmware version will be
displayed in unit display lower row as
User press [ON/STAND-BY]
key to exit this testmode
enter this mode
"FW_SRCV **"
Plug in USB device
Press ENTER
"FW_SRCV_ **"
END
Note 1:
To enter testmode, during AC supply off
condition, whilst pressing down STOP key and
ON/STAND-BY key together, turn ON AC Supply.
Note 2:
Make sure there is "DVDROM.bin" file inside the usb device
Note 3:
"_UPDATING_" blinking display means DVD
firmware upgrade is in progress.
During firmware upgrading is in progress, do not
POWER OFF the unit!
2 – 4
HT-DV40H