1-14
BRC-300/300P
BRU-300/300P
EX-947
board
S003
WRITE
NORMAL
S003
S001
BRU-300
IN
Color monitor
Card slot
VISCA RS-232C
IN
VISCA RS-232C cable
PC
RS-232C
75
Z
VIDEO
OUT
EX-947
CN001
3.
Set the switch S003 on the EX-947 board to WRITE.
When the EX-947 board is not connected, remove the
cover panel, and set the switch S3501-1 on the MC-66
board to ON. (Refer to Section 1-4-1.)
4.
Turn on the power of all the equipment.
5.
Write the firmware, referring to step 5 in Section 1-6-
2.
n
Selecting firmware file is “Cyclone_MIU.mot”.
6.
Turn off the power switch of the BRU-300/300P.
When using the EX-947 board
7.
Reset the switch S003 on the EX-947 board to NOR-
MAL.
8.
Turn on the power switch of the BRU-300/300P while
pressing the switch S001 on the EX-947 board.
n
Press the switch until the message “Doing Super
Reset” appears on the color monitor.
When not using the EX-947 board
7.
Reset the switch S3501-1 on the MC-66 board to OFF.
8.
Turn on the power switch of the BRU-300/300P while
pressing the switch S4801 on the CN-2548 board.
n
Press the switch until the message “Doing Super
Reset” appears on the color monitor.
9.
Check that the message “End of Super Reset Please
Restart” is displayed, and turn off the power of all the
equipment.
10. Perform “3-4. BRU-300/300P Electrical Alignment”.
1-6-3. BRU-300/300P
Firmware has not been written in the MC-66 board or the
MPU (IC3518/MC-66 board) specified as a service part.
After replacing the MC-66 board or the MPU (IC3518),
write the firmware.
Tools/Equipment
.
PC (personal computer)
PC with the firmware writing program installed
(Refer to Section 1-6-1.)
.
Color monitor
.
VISCA RS-232C cable (Supplied with this unit)
.
Extension board EX-947
n
The firmware can be written without the extension
board.
.
Firmware file: “Cyclone_MIU.mot”
n
To get the firmware, contact your local Sony Sales
Office/Service Center.
Connection Diagram
Writing Procedure
1.
Remove the blank panel or the optional board.
(Refer to Section 1-4-2.)
2.
Connect the equipment and tools, referring to Connec-
tion Diagram.