1-62
HDW-750/750CE V1
1-24. Upgrading the ROM Version
1-24-4. When the FL-272 Board Is Used for
Version Upgrading (SS-92 Board)
Required tool : FL-272 board
(Sony part No. : J-6531-280-A)
SYSCON/SERVO ROM
(Sony part No. : J-6531-320-A)
1.
Open the inside panel assembly. (Refer to Section 1-5.)
2.
Remove the plug-in board assembly.
(Refer to Section 1-7.)
3.
Remove the dust protection cover.
(Refer to Section 1-15-9.)
4.
Insert the SYSCON/SERVO ROMs to the IC sockets
(IC8, IC9) on side A of the FL-272 board.
n
The IC numbers printed on the ROM label should
match with the IC numbers printed on the circuit
board.
5.
Set the switch No.1 only of the DIP switch (S1) on the
FL-272 board. (See Fig. 1.)
6.
Short-circuit the solder slit (SL1) on side B of the FL-
272 board.
7.
Turn off the power. Insert CN1 of the FL-272 board to
CN3 of the SS-92 board.
OP
EN
No.1 pin
DIP switch (S1)
SL1
J/CAM
STUDIO
SYSCON/SERVO
ROM
FL-272 board
CN1
CN3
SS-92 board
Fig.1
Fig.2
B side
(Soldering side)
IC9
IC8
8.
Turn on the power. Erasing the software starts.
(After the diode D6 turns on, the diodes flash in the
order of D8
→
D4
→
D7.)
After that, writing the software starts.
(After the diode D2 turns on, the diodes flash in the
order of D8
→
D4
→
D7.)
9.
When you confirm that the diode D5 on the FL-272
board lights, turn off the power.
10. Remove the FL-272 board from the SS-92 board.
11. Turn on the power and confirm that the system
initialization has ended with success and the system
starts up normally.
12. Upgrade the software version using Memory Stick.
(Refer to Section 1-24-2.)