Read Panasonic PT-LX270U / PT-LX270E / PT-LX270EA / PT-LX300U / PT-LX300E / PT-LX300EA (serv.man3) Service Manual online
PT-LX270 / PT-LX300 series
5-13
3.Select "Device Manager",then select the
"Ports(COM&LPT)",confirm the Prolific
USB-to-Serial Comm Port.
4.Right click the "Prolific USB-to-Serial Comm
Port",select "Properties"-->"Port Setting",then
select the Bits per second:9600,click "OK".
5.Select "Flash Magic".
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