78
SC-LX81
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2
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A
B
C
D
E
F
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8. EACH SETTING AND ADJUSTMENT
8.1 HOW TO UPDATE FIRMWARE
Pin-out diagram of
RS-232C cross cable
• RS-232C cable (9-pin to 9-pin, cross)
• PC with a serial port
• Program for updating (ufu.exe: ver. 1.0
8
)
(except DISP u-com)
("sz0" extension)
(for DISP u-com)
• Firmware ("mot" extension)
(except DISP u-com)
[Connections)]
Connect as indicated in the figure right:
RS-232C
cross cable
(9-pin to 9-pin)
PC
This unit
(ufu.exe: ver. 1.10)
(for DISP u-com)
1. Turn off the power to this unit by setting the main
volume level to "---dB" and Multi-Zone to "OFF".
2. Connect the 232C cross cable and the PC, as
indicated in "Connections".
3. Simultaneously press and hold the E
N
TER and
MULTI-ZO
N
E O
N
/OFF keys for about 5 seconds.
4. Turn the power O
N
at CO
N
FIDE
N
TIAL PA
N
EL mode.
5. (MAI
N
microcomputer)
Press
key and select “MAI
N
DL [START]” display.
Press
E
N
TER key and set to “MAI
N
DL [GO O
N
]”.
(E
V
E
N
T microcomputer)
Press
key and select “E
VN
T DL [START]” display.
Press
E
N
TER key and set to “E
VN
T DL [GO O
N
]”.
(DSP
microcomputer)
Press
key and select “DSPM DL [START]” display.
Press
E
N
TER key and set to “DSPM DL [GO O
N
]”.
(HDMI
microcomputer)
Press
key and select “HDMI DL [START]” display.
Press
E
N
TER key and set to “HDMI DL [GO O
N
]”.
6. Double-click on "ufu.exe: ver.1.0
8
".
7. Check that "Full" is selected in MODE SELECT.
8
. Select the firm ware file with "
mot
" extension.
9. Select the communication speed.
• Basic speed: 19200
• Data transfer speed: 57600
10. Click on "START" button.
11. "Completed" is displayed in the"ufu.exe" window.
12. Please retry it from 2 when it doesn’t so well.
13. Turn off the unit and end the ufu.exe.
Disconnect the AC power cord of the unit.
and the RS-232C cable.
14. Clear the memories.
1) Connect the AC power cord of the unit
2) Press “SETUP” button and “PO
W
ER” button.
3) Then the receiver is turned on and displays“RESET[
N
O]”.
4)
Push
“
” key and displays “RESET [RESET]”
5)
Then
push
“E
N
TER” key and displays “RESET? [OK]”.
6)
Push
“E
N
TER” key and often a while “OK” is displayed.
15. Check the version.
Following the procedures described in
"
V
ersion indication" in "6.1 TEST MODE",
check that the version has been changed to a new one.
[Procedures]
[Note]
Do NOT disconnect the AC power cords of this unit nor the PC.
Check that "Full" is selected in MODE SELECT.
Select the communication speed.
• Basic speed: 19200
• Data transfer speed: 57600
1) HDMI, MAIN, DSP and EVENT microcomputer
[Necessary Tools]
[Purpose]
Refer to this section when updating the firmware of each microcomputer is required by the service information, etc.
[1] MAIN, DSP, HDMI, EVENT and DISP Microcomputer
(E
V
E
N
T microcomputer)
(MAI
N
microcomputer)
(HDMI microcomputer)
(DSP microcomputer)
(DISP microcomputer)