Pioneer VSX-821-K Service Manual page 65

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8. Select the update file and enter ID.
1 Selection of upgrade file
1 Select the update file
Select "VSX821Sub_v112.mot" file to
update MCU.
821 & 521 & 421: Select "VSX-x21Sub_v0xx.mot" file to update the MCU.
921/K & 40 & 826: Select "VSX-921Sub_v0zz.mot" file to update the MCU.
2 Enter ID.
Press the OK button.
9. Set speed update and update the MCU.
2 Update the MCU.
E.P.R=>Erase+Program+Read
2 Update the MCU
Press the E.P.R ... button
Press OK button.
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2 Enter ID.
Enter "ff" in all field.
3 Press OK button to
go to next step.
Press the OK button.
1 Set speed of update.
1 Set speed of update.
Set Baud rate to 38400.
(Default Baud rate is 9600)
Press the OK button.
VSX-821-K
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10. Update Finished SUB microcomputer.
Press the OK button.
If the following messages are displayed, shut the update
program down, and start the update again from step 1.
Push the (reset) button during 1sec
on the JIG's Board.
Press the OK button.
Select the 9600 of the Board rate
then press the OK button
11. Turn the main unit off. (STANDBY mode)
Disconnect the FFC cable.
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Press the Exit button.
Please wait for until this window
disappears.
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