Instruction Manual
Page 95
... 95 CHECK XM TUNER: The unit cannot recognize the connected XM Tuner. ➡ Check the connection of Sirius tuner. ➡ Operation is invalid until the update is not subscribed. Updating Firmware: Updating the firmware of the XM Tuner. CHECK ANTENNA: Something is wrong with the anntena. ➡ Check the connection of the antenna. Subscription...
... 95 CHECK XM TUNER: The unit cannot recognize the connected XM Tuner. ➡ Check the connection of Sirius tuner. ➡ Operation is invalid until the update is not subscribed. Updating Firmware: Updating the firmware of the XM Tuner. CHECK ANTENNA: Something is wrong with the anntena. ➡ Check the connection of the antenna. Subscription...