Pioneer DVR-230-AV Service Manual page 60

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If the power is not correctly turned on or when the power is shut off during downloading, download by DISC again.
If you could not download, proceed as follows:
A
• In a case where downloading was incorrectly terminated while "DL-1" was displayed on the FL display:
The SYSCON program will not function correctly.
If the program cannot be downloaded from the disc or through serial communication, replace the FLASH ROM
(IC1102 : MAIN ASSY).
• In a case where downloading was incorrectly terminated while "DL-2" was displayed on the FL display:
The DRIVE program will not function correctly.
If the program cannot be downloaded from the disc or through serial communication, replace the DRIVE Assy.
• In a case where downloading was incorrectly terminated while "DL-3" was displayed on the FL display
B
The program for the tuner microcomputer will not function correctly.
If the program cannot be downloaded from the disc or through serial communication, replace the TUFLCON
microcomputer (IC101 : SCRB ASSY).
C
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L 13942296513
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