Pioneer DVH-335UB/XNRC Service Manual page 46

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Check 12:How to judge whether the flash memory has reached its life or not.
A
If the reaction to user operation is slow or operation is slow in general, there is a possibility that the flash memory
has reached its life.
Make judgment regarding the flash memory life by looking at the display of the LD energizing time.
1.Let the LD energizing time displayed.
(Refer to the FE test mode for the method of displaying the LD energizing time.)
2.If the second digit from the left of the energizing time display is showing E,
such as " E
Example:
B
0E000BB8
C
D
E
F
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", it means that the flash memory has reached its life.
DVH-335UB/XNRC
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