1320 Electronics LLC ALDL Bluetooth Adapter
User’s Guide
ALDL Scan App - Connect to the Analog Channel
Ports
1. Obtain a female DB9 D-Sub connector. These can be purchased at electronics stores such as Radio
Shack.
Note: Analog Channels 1-4 are for 0-12 volt analog signals. Applying signals exceeding these maximum
ratings will result in permanent damage to the ‘ALDL Bluetooth Adapter’. Signals are reference to
vehicle ground. The analog inputs are non-isolated.
2. Solder wires to the pins of the female DB9 connector corresponding to the desired channel based on
the signal to be monitored. It is recommended to use small gauge, braided wire when making
connections to the female DB9 connector.
3. Connect the wires of the female DB9 connector to the analog outputs of the devices to be logged.
Most typically, these will be devices such as wideband oxygen sensors.
4. Connect the female DB9 connector to the male DB9 receptacle on the ‘ALDL Bluetooth Adapter’.
