User's Manual

LAUNCH
X-431 PRO V4.0 User Manual
53
11 FAQ
1. H
ow to save power?
 P
lease turn off the screen while the tablet keeps idle.
 Set a shorter standby time.
 Decrease the brightness of the screen.
 If WLAN connection is not required, please turn it off.
 Disable GPS function if GPS service is not in use.
2
. Co
mmunication error with vehicle ECU?
Please confirm:
1. Whether diagnostic connector is correctly connected.
2. Whether ignition SW is ON
.
3
. If all checks are normal, send vehicle year, make, model and VIN number to
us using Feedback feature.
3
. Fa
iled to enter into vehicle ECU system?
P
lease confirm:
1. Whether the vehicle is equipped with this system.
2
. Whether the VCI dongle is correctly connected
.
3. Whether ignition SW is ON.
4. If all checks are normal, send vehicle year, make, model and VIN number to
us using Feedback feature.
4
. Ho
w to Activate new VCI device?
N
ote: Before registration, please make sure the network is properly connected.
A. If this is the first time using the handset, please refer to “Chapter 4.2.1” in the
u
ser manual for product registration.
B. If you have activated a VCI device before, but bought a new VCI device due
to
the loss or other reasons, please follow the below steps to activate:
1. On the Job menu, tap “Personal Center” -> “Activate Connector”.
2. Input product S/N and activation code, which can be found from the
in
cluded password envelope, then tap “Activate”.