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VSX-84TXSi
C
D
F
A
B
E
1. Turn off the power to this unit by setting the main volume
level to "---dB."
2. Connect the 232C I/F jigs and the PC, as
indicated in "Connections."
3. (HDMI microcomputer) :
Simultaneously press and hold the VSEL and
keys for
about 5 seconds.
(MAIN microcomputer) :
Simultaneously press and hold the VSEL and
keys for
about 5 seconds.
(DSP microcomputer) :
Simultaneously press and hold the VSEL and
keys for
about 5 seconds.
4. The unit is turned on, and "HDMI DOWNLOAD", "MAIN
DOWNLOAD" or "DSPM DOWNLOAD" is displayed.
5. Double-click on "ufu.exe".
6. Check that "Full" is selected in MODE SELECT.
7. Select the firm ware file with "mot" extension.
8. Select the communication speed.
• Basic speed: 19200
• Data transfer speed: 57600
9. Click on "START" button.
10. (HDMI microcomputer) :
"Completed" is displayed for about 1 minutes in
the"ufu.exe" window.
(MAIN microcomputer), (DSP microcomputer) :
"Completed" is displayed for about 3 minutes in
the"ufu.exe" window.
11. Disconnect then reconnect the AC power cord of the
unit. If the unit is not reset, retry from Step 2.
12. Check the version.
Following the procedures described in
"Version indication" in "7.1.1 TEST MODE," check
that the version has been changed to a new one.
[Procedures]
Check that "Full" is selected in MODE SELECT.
Select the communication speed.
• Basic speed: 19200
• Data transfer speed: 57600
[Note]
Do NOT disconnect the AC power cords of this unit nor the PC.
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TEL 13942296513 QQ 376315150 892498299