Toshiba India — tv sound became less

Address:

New Delhi, Delhi, 110026

Gents,
This is to inform you that its been 3 weeks passed away that i have launched my complaint for my tv main board but still the problem has not been resolved at your end my complaint number is sr247h00748 please resolve the problem at the earliest also let me know the time line when the problem can be resolved. The technician visited 3 weeks ago and told me main board is faulty but now 21 days are passed still there is no feedback when you are going to change the main board.