Hisense PHD42W39US Service Manual page 26

PDP TV Service Manual
Open "Device Manager" and find which port is connected with the TV. In above picture,
COM2 is connected to the TV; so, select "COM2" in the MtkTool main interface. Select the right
baud rate according to chip model. For this unit( chip model is MT538X), select 115200.
Note: Where or not click the "Auto Set Flash Baud Rate" in the "window" menu
depends on the chip type. If the flash chip does not support high speed transport, do not select
this option; otherwise, reserve the selected mood.
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