Inspection Procedure 9: Hands-free cellular phone system does not operate normally.


caution Before replacing the multivision display, ensure that the power supply circuit, the earth circuit and the communication circuit are normal.

COMMENTS ON TROUBLE SYMPTOM


If a hands-free cellular phone system does not function correctly, a Bluetooth® device is not paired or the multivision display may be defective.

PROBABLE CAUSES



DIAGNOSIS PROCEDURE


STEP 1. Check the Bluetooth® device.


Check whether the Bluetooth® device is supported.

Q. Is the check result normal?

Go to Step 2.

Use the supported Bluetooth® device.

STEP 2. Reset the multivision display and check the trouble symptom.


(1)
caution If the multivision display is reset, all the data stored by customer will disappear. Therefore, prior to the reset, the agreement of the customer should be obtained.
Reset the multivision display (Refer to ).
(2)Carry out the necessary pairing for the Bluetooth® device (Refer to ).
(3)Check whether the hands-free cellular phone system works normally.

Q. Is the check result normal?

The diagnosis is complete.

Replace the multivision display (Refer to ).