Panasonic transistor for RFD1 2SA2057 2SA20570P cures fault F76PDET Q315

2SA20570P Transistor, Used in the Panasonic RFD1 Dab Radio

This is a replacement part for Q315 in the Panasonic RFD1 DAB Radio. This part is a PNP power transistor and commonly fails in this model causing an error code F76PDET to be displayed on the radio's display.

This transistor is used as a series regulator and produces the 5 Volt rail for the internal digital electronics to operate.

This part is now made available to anyone who wishes to purchase and fit it themselves. The part supplied is an original Panasonic device as shown in the photographs, it is sourced from Matushita Industrial in Japan. In order to replace this device you need soldering skills and some experience in the repair of electronic equipment. This part is made available for you to fit at your own risk. If you are not experienced in repairing electronic equipment you may damage your radio further if you make a mistake.

To replace the transistor you need to unscrew the main board and lift it up to give access to the print side of the board. Desolder the old Q315 and replace with this one. After reassembly the radio will be be back to full working order.

If you have any other error codes in the display you may contact us by using the technical assistance email address shown below. F26 for example is an indication of a failed DAB module.  Please do not obtain our phone number and call as technical assistance can only be provided by email.

To replace this transistor it is necessary to remove the outer casing so replacement should only be attempted by those who have experience in the repair of electronic appliances. It is important that the appliance is disconnected from the mains before any servicing work is carried out.