Sony BRC-300 Service Manual page 22

5. Select "H8S/2377F" in "Select Device:", and click
[Next|>] button.
6. Select a port in "Select port:", and click [Next|>]
button.
1-10
7. Enter "25.0000" into the text box of "Enter the CPU
crystal frequency for the selected device:", and click
[Next|>] button.
8. Select "BOOT Mode" in "Select Connection:", and
click [Next|>] button.
9. Click [Finish] button.
BRC-300/300P
BRU-300/300P