VSX-LX70
90
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1
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C
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E
8.3 HOW TO UPDATE THE FLASH ROMS FOR VARIOUS MICROCOMPUTERS
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 interlink cable and the PC, as
indicated
in
"
Connections
"
.
3. Simultaneously press and hold the ENTER and MULTI-
ZONE ON/OFF keys for about 5 seconds.
4. Turn the power ON at Service mode.
5. (HDMI microcomputer)
Press
key and select “HDMI DL [START]” display.
Press ENTER key and set to “HDMI DL [GO ON]”.
(MAIN
microcomputer)
Press
key and select “MAIN DL [START]” display.
Press ENTER key and set to “MAIN DL [GO ON]”.
(DSP
microcomputer)
Press
key and select “DSPM DL [START]” display.
Press ENTER key and set to “DSPM DL [GO ON]”.
(EVENT
microcomputer)
Press
key and select “EVNT DL [START]” display.
Press ENTER key and set to “EVNT DL [GO ON]”.
6. Double-click on
"
ufu.exe
"
.
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. Disconnect then reconnect the AC power cord of the
unit. If the unit is not reset, retry from Step 2.
13. Check the version.
Following the procedures described in
"
Version indication
"
in
"
6.1 SERVICE MODE (P.75)
"
,
check that the version has been changed to a new one.
[Procedures]
•
PC with a serial port
•
RS-232C cable (9-pin to 9- or 25-pin, interlink)
•
Firmware (
"
mot
"
extension)
•
Program for updating (ufu.exe: ver. 1.08)
[Tools to be used]
[Purpose]
[Note]
Do NOT disconnect the AC power cords of this unit nor the PC.
Refer to this section when updating of a Flash ROM is re
q
uired by the service information, etc.
Check that
"
Full
"
is selected in MODE SELECT.
Select the communication speed.
•
Basic speed: 19200
•
Data transfer speed: 57600
H
DMI, MAIN, DSP and EVENT microcomputer
[Connections]
(MAIN microcomputer)
(DSP microcomputer)
(EVENT microcomputer)
(HDMI microcomputer)
Connect as indicated in the figure right:
RS-232C
interlink cable
(9-pin to 9- or 25-pin)
PC
This unit