Pioneer CX-3250 Service Manual page 133

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29. USB Check
This is the item to check all of USB terminals. USB memory is used for the test.
Check the performance by write -> read -> file comparison of 1 KB file automatically.
Perform the test after inserting USB memory.
The file to use for the test is automatically generated during the test so
you do not have to prepare the file in advance.
Also the generated file will automatically be deleted after the completion of test.
The following screen is displayed during a series of processing.
Please refer to [Error View] for the details of error factors.
Error View
Displayed Error
CARD recognition failure
Drive capacity shortage
File creation failed
Internal buffer creation failed
Data write error
Data seek error
Data read error
Data verify error
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Recognition of USB device is unsuccessful.
Free space of USB memory is insufficient and the test was unable.
File preparation in USB memory was unable.
Securing the memory for data comparison was unsuccessful.
Data writing was unsuccessful.
File pointer operation was unsuccessful.
Reading out of data was unsuccessful.
Data comparison was unsuccessful.
AVIC-X930BT/XNUC
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