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• How to register the security code on the "Car
Audio Passport" sheet after replacing E2PROM
(F/E) (Code security models: E,M type)
1. Enter the test mode. (Refer to "How to enter the test
mode".)
2. Press the [FNC] key briefly to make the multi-function
display and press the [ ] key briefl y to enter the MENU.
When "Security" is displayed, press [ ] key for 1 second
or longer to enter the security registration mode.
3. Enter codes with the operation knob in the right side or
with the [FM]/[AM] and [
CW rotation of the operation knob, [FM] key: number up
CCW rotation of the operation knob, [FM] key: number
down
[
] key: cursor to right
[
] key: cursor to left
4. After inputting the code, press [ ] key for 3 seconds or
longer which causes "RE-ENTER" to be displayed.
This is for "confi rming" the code. Use the method in the
step 3 to re-enter the code.
● Purpose
Prevent customer's vehicle speakers damages, burnouts,
and smoking.
Avoid the connected speakers to be bur ned out,
damaged, or to smoke when DC occurs between the
audio power amp. + and - outputs.
● Processing after detection
• System status
• At the detection of DC error, error data is to be saved
immediately (E2PROM error log save area).
TEST MODE
]/[
] keys.
DC OFFSET ERROR
KDC-W9537U/W9537UY
KDC-X9006U/X991
5. Then, press [ ] key for 3 seconds or longer, which will
display "APPROVED". This completes the security code
registration.
6. Release the test mode. (Refer to "How to clear the test
mode".)
Note: All clear cannot be used to clear the security code.
• How to clear the programmable security code
(Simple security models: K type)
1. While "– – – –" is being displayed, press [
seconds or longer while pressing the [AUTO] keys. (This
makes the "– – – –" display disappear.)
2. Input "KCAR", using the remote controller.
Press [5] key of the remote controller 2 times (Input for "K")
and press [
] key.
Press [2] key of the remote controller 3 times (Input for "C")
and press [
] key.
Press [2] key of the remote controller once (Input for "A")
and press [
] key.
Press [7] key of the remote controller 2 times (Input for "R")
and press [
] key.
3. The security is cleared and the unit enters STANDBY
mode.
4. If wrong codes are input, "– – – –" will be displayed again.
• Display the error message on the display. The system
shall maintain the current condition, including the
operation. Shut down audio system power supply. Set
Mute to ON.
• Although switching between Power OFF and ON (ACC,
BU, and Key operation) is valid, switching from Off to ON
shall be error until the µ-com is reset.
∗ While power-on, even if the IC2VI DCErr output terminal
logic recovered to normal level value, the error condition
shall continue.
• Prohibit to save the backup/installer memory to E2PROM
(nonvolatile memory).
] key for 3
21
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