User Manual

LAUNCH X-431 V+ User Manual — General Operations
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5 Data I/O port
This port is temporarily disabled and reserved for
subsequent function extension.
1.3.2 VCI module (Only for Commercial Vehicle Version)
A. HD-II Module
As the 2
nd
generation of heavy-duty module, it mainly functions as a VCI device
for accessing vehicle data.
Fig. 1-2 HD-II VCI module
1
LED indicators: It is defined as follows(from left to right):
 Power Indicator: It lights up when it is powered on.
 Communication LED of Tablet: It illuminates when the module is
communicating with the tablet.
 Communication LED of Vehicle: It lights up once the module is
connected to a vehicle’s DLC.