Qyt Kt-7900d Service Manual |best| Access

Verify that the PA module is making flat, secure contact with the die-cast aluminum chassis. Dried or missing thermal paste causes rapid thermal shutdown or destruction of the PA. 3. Symptom: No Receive Audio (No RX) or Weak Reception

A : The "KILLED" state is a software lock, often triggered by a failed programming attempt or an intentional remote kill command. It disables the transmitter. Follow the instructions in Chapter 3 to attempt a factory reset or revive it via DTMF. qyt kt-7900d service manual