um DSR EX 125 - Requirement of Your Smart Phone; OBDII Connector Pinout

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1 Requirement of your smart phone
For android system, the OS of smart phone must be 4.2 and above; for IOS, the OS of
smart phone must be 7.0 and above
2 Connector information
Figure 1 is Dongle OBDII connector (male).
figure 1
Table 1 is pinout of OBDII connector.
Table 1 OBDII connector pinout
OBD Connector Pin N° I/O Type Signal Name Pin Description
1 NC NC NC
2 NC NC NC
3 NC NC NC
4 GND GND Chassis ground
5
GND GND Signal ground
6 Comm. Line CAN1H CAN Bus high
7
Comm. Line K-line K-line
8 NC NC NC
9 NC NC NC
ANDROID PHONE