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ESN (Key CD) security operating procedure
How to turn the Security indicator on/off
Once ESN security is activated, the indicator flashes
whenever the vehicle’s ignition is turned off, warning
potential thieves that the unit is protected. However, if you
do not want this visible deterrent, it may be turned off.
1 .
With the power is turned off,
press button[2],
then [FUNC] button and hold both for more than a
second.
2 .
[INDICATOR flash] or [INDICATOR OFF] appears
on the display.
[IND FLASH] means the security indicator will flash when
the vehicle’s ignition is off, and [IND. -----] means it will
not. Repeat the above steps to reactivate the flash
mode.
How to Read the Electronic Serial
Number
1 .
Turn off the main unit power.
2 .
Press button [4], then the [FUNC] button, and hold
both for more than a second.
[ESN] appears on the display, followed by an eight-digit
number; this number is your electronic serial number (ESN).
You may use this number to identify your Eclipse CD3431