Troubleshooting - Simple ISFM2351 Installation & Operation Manual

TranzIt BLU HF

6. Troubleshooting

Issue: No audio from the phone through the car.
Resolution: Press and hold the Control button for 6 seconds to engage the ISFM2351 for
music streaming.
Check for secure connections to the radio, antennas, or 3.5mm.
Check that the radio is on the correct FM station (install option A)
Check that the radio is on the Aux source (install option B)
Check that the phone is playing audio (using the Bluetooth setting)
Check the volume of the phone
Issue: TranzIt BLU HF does not show in my available Bluetooth devices list
Resolution: Check that the ISFM2351 has been connected to Accessory 12V + switched
power, (not constant power). Check that the Black wire is connected to chassis
ground. Verify that the control button has been properly connected, according
to section 3.
Press and hold the control button for 2 seconds to enter pairing mode.
Issue: I cannot pair my phone to the TranzIt BLU HF
Resolution: Verify that no previously paired devices are within Bluetooth range.
Turn off Bluetooth on any previously paired device, before trying to pair
a new smartphone.
Issue: I cannot hear any actual FM stations
Resolution: Press and hold the Control Button for 6 seconds to disengage the ISFM2351
Issue: Audio playback from smartphone is distorted or low compared to other sources
Resolution: Adjust the volume on the smartphone while playing music.
Issue: Person on the other end cannot hear my voice during phone calls
Resolution: Verify that the microphone is securely connected to the ISFM2351.
Verify the location of the microphone is unobstructed.
Issue: Control button does not function
Resolution: Verify that both the Pink wires and Black wires are connected to the proper
circuits. Reference section 3 for Installation information