Clarion NP401 - Manual (Page 77)

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NP401 77
9. Troubleshooting
GENERAL
Problem Cause Measure
Power does not turn on.
(No sound is produced.) Fuse is blown. Replace with a fuse of the same amperage. If the fuse
blows again, consult your store of purchase.
Incorrect wiring. Consult your store of purchase.
Nothing happens when
buttons are pressed.
Display is not accurate.
The microprocessor
has malfunctioned
due to noise, etc.
Turn off the power and open the operation panel. Press
the reset button with a thin rod.
Note:
When the Reset button is pressed, turn off the ACC
power.
* When the Reset button is pressed, stored in memory
are cleared.”
NP401 OM_100920_EN.indd 77 2011-1-6 16:11:04