Wednesday, 9 August 2017

Toshiba MC753DVD software update, SMPS circuit diagram

Firmware Update
Save the firmware update file to an empty media (CD-R / RW or 'Memory key'). The name of File must necessarily be dvdrom.bin
With the display indicating 'NO DISC ', insert the CD /'Memory key' with the update firmware. The screen will appear.
Using the remote control navigation keys, select:
<O>: to proceed with the update or
<X>: to cancel it.
Press ENTER (or wait for the countdown to start updating automatically)
The screen below will appear. Do not turn off the power at this stage.
Once the update is complete, the device will shut down. Remove the CD /'Memory key '.
When you reconnect it, the DVD door opens automatically.
Verifying the Firmware Version
To check the version of firmware in use, press 10> 7> 2> 9> ENTER in the sequence. [SERVICE MODE]
The screen below will appear and the version of the installed firmware can be verified.
In the example below, the version is [5CA1139C]
SMPS schematic

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