ADV7611 LLC does not output enough amplitude

ADV7611 LLC does not output enough amplitude.

DVDDIO is 1.8V, but LCC amplitude is 200mVp-p with 1.2V bias.

The reciever device is PLD.

The series resister is 10 ohm.

DR_STR_CLK[1:0] is 0x11.

The output of data bus is correct.

Best regards,