50-200 1T no depth display

[ima]

FCV295 with 50-200 1T.
Problem with high F weak echoes and doesnt display depth . LF working fine
Any ideas

 

[Snips]

Both channels on the FCV-295 are the same. You can actually program both for 200Khz if you want. If the HF doesn't work into either, then I would suspect the transducer.

Snips