Each Setting And Adjustment; How To Update Firmware - Pioneer SC-LX81 Service Manual

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8. EACH SETTING AND ADJUSTMENT

8.1 HOW TO UPDATE FIRMWARE

[1] MAIN, DSP, HDMI, EVENT and DISP Microcomputer
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[Purpose]
Refer to this section when updating the firmware of each microcomputer is required by the service information, etc.
[Necessary Tools]
• PC with a serial port
• RS-232C cable (9-pin to 9-pin, cross)
[Connections)]
Connect as indicated in the figure right:
B
(MAIN microcomputer)
(EVENT microcomputer)
(HDMI microcomputer)
(DSP microcomputer)
(DISP microcomputer)
[Note]
Do NOT disconnect the AC power cords of this unit nor the PC.
1) HDMI, MAIN, DSP and EVENT microcomputer
[Procedures]
C
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 ENTER and
MULTI-ZONE ON/OFF keys for about 5 seconds.
4. Turn the power ON at CONFIDENTIAL PANEL mode.
5. (MAIN microcomputer)
Press key and select "MAIN DL [START]" display.
D Press ENTER key and set to "MAIN DL [GO ON]".
(EVENT microcomputer)
Press key and select "EVNT DL [START]" display.
Press ENTER key and set to "EVNT DL [GO ON]".
(DSP microcomputer)
Press key and select "DSPM DL [START]" display.
Press ENTER key and set to "DSPM DL [GO ON]".
(HDMI microcomputer)
Press key and select "HDMI DL [START]" display.
Press ENTER key and set to "HDMI DL [GO ON]".
6. Double-click on "ufu.exe: ver.1.08".
E
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.
F
13. Turn off the unit and end the ufu.exe.
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• Firmware ("mot" extension) (except DISP u-com)
("sz0" extension) (for DISP u-com)
• Program for updating (ufu.exe: ver. 1.08) (except DISP u-com)
Pin-out diagram of
RS-232C cross cable
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 "POWER" button.
3) Then the receiver is turned on and displays"RESET[NO]".
4) Push "
5) Then push "ENTER" key and displays "RESET? [OK]".
6) Push "ENTER" key and often a while "OK" is displayed.
15. Check the version.
Following the procedures described in
"Version indication" in "6.1 TEST MODE",
check that the version has been changed to a new one.
Check that "Full" is selected in MODE SELECT.
SC-LX81
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(ufu.exe: ver. 1.10) (for DISP u-com)
PC
RS-232C
cross cable
(9-pin to 9-pin)
" key and displays "RESET [RESET]"
Select the communication speed.
• Basic speed: 19200
• Data transfer speed: 57600
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4
This unit
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