2 - ird troubleshooting, 1 - ird wiring, 2 - ac power fluctuating – KVH Industries TracVision L2 User Manual
Page 39: 3 - no ird data connection, 4 - echostar ird activation check, Reset. refer to, Section 4.2, “ird, Troubleshooting, For a solution to, 2 ird troubleshooting