17Mb35 Digital Software Update From Usb; Block Diagrams; General Block Diagram - Hitachi L26HP03E Service Manual

Checking Of The New Software
1. Turn off and on the TV.
2. Enter the "Setup" submenu in the "DTV Menu".
3. Choose the "Configuration" option.
4. For controlling new software, check the "Receiver Upgrade" option.

16.4 17MB35 Digital Software Update From USB

Software upgrade is possible via USB disk by folowing the steps below.
1. Copy the bin file, including higher version than the software loaded in flash, into
the USB flash memory root directory. This file should be named up.bin.
2. Insert the USB disk.
3. Digital module performs version and CRC check. If version and CRC check is
successful, then a message prompt appears to notify user about new version. If
the user confirms loading of new version, upgrade.bin file is written into flash
unused slot.
4. Digital module disables the previous software in the flash and then a system
reset is performed.
5. After the reset, digital module starts with new software.
Revert operation:
With revert operation, it is possible to downgrade the software.
Revert operation is very similar to upgrade process. In the revert operation, file name
should be f_up.bin. Also user confirmation is not asked.
1. Copy the bin file into the USB flash memory root directory. This file should be
named force_upgrade.bin.
2. Insert the USB disk.
3. A lower version than the software in flash can be loaded with revert operation.
Digital module performs only CRC check. If CRC check is successful, then
force_upgrade.bin file is written into flash unused slot.
4. Digital module disables the previous software in the flash.
5. A message prompt is displayed to notify user about end of revert process.
6. Power off/on is required to start digital module with the new software.
For controlling new software, check the "Receiver Upgrade" option.

18. BLOCK DIAGRAMS

18.1. General Block Diagram