Sony FCB-EV7520 Technical Manual page 23

Finalizing procedure
After the maintenance mode, perform the following
finalizing procedure.
HOST
8x 01 7F 01 7F FF
ACK, COMP
8x 01 7F 7F 02 00 00 01 00 01 FF
ACK, COMP
8x 01 7F 7F 02 03 08 00 00 09 FF
ACK, COMP
8x 01 7F 7F 02 03 00 00 06 01 FF
ACK, COMP
8x 01 7F 7F 02 03 00 01 06 01 FF
ACK, COMP
Wait for
10 seconds.
8x 09 7F 7F 01 03 00 02 FF
9x 50 00 00 00 01 FF is received.*
8x 01 04 19 03 FF
8x 09 00 02 FF
9x 50 00 20 HH HH JJ JJ 02 FF is received.
Check that JJJJ is the
same as the updated
FW version. * 2
*1 When 9x 50 00 00 00 00 FF is received,
retransmit 8x 09 7F 7F 01 03 00 02 FF
until 9x 50 00 00 00 01 FF is received.
*2 If it is not the same, perform the
update procedure from the beginning.
FCB
1
Reboots
automatically.

Basic Functions