When Hands-Free Calling Might Be Malfunctioning - Lexus GX550 2024 Owner's Manual

6-1. Precautions when using hands-free calls

When hands-free calling might be malfunctioning

If you notice any of the following symptoms, refer to the following table for possible
reasons and solutions, and check the symptom again.
Using hands-free calls
■
Symptom
Hands-free calls cannot
be used
Cellular phone registration and connection
■
Symptom
Your cellular phone
cannot be registered
Cannot connect via
®
Bluetooth
180
Possible reason
Your cellular phone
does not support Blue-
®
tooth .
Your cellular phone ver-
sion is not compatible
®
with Bluetooth .
Possible reason
The cellular phone reg-
istration operation has
not been completed.
There is registration
information remaining
on either the cellular
phone or the multime-
dia system.
A cellular phone other
than the one to use is
already connected via
®
Bluetooth .
®
The Bluetooth func-
tion of the cellular
phone is not activated.
The cellular phone reg-
istration information has
been deleted.
Solution
For a list of specific devices which
operation has been confirmed on
multimedia system, check with your
Lexus dealer or the following web-
site: https://lexusconnectedtechno-
logysupport.com/
Use a cellular phone compatible with
®
Bluetooth Core Specification Ver.
5.0 or later.
Solution
Select the authentication button
when it is shown on your cellular
phone and continue the registration
operation.
Perform the registration operation
again after deleting the registration
information from both the multimedia
system and the cellular phone.
Manually connect the cellular phone
to use via Bluetooth
media system.
While the engine switch is in ACC or
ON, activate the Bluetooth
tion on the cellular phone.
Perform the registration operation
after deleting the registration infor-
mation from both the multimedia sys-
tem and the cellular phone.
®
from the multi-
®
func-