Blue = TV screen
Red = Speaker

These are the approximate locations!

Quiet seats as follows:

Lead cars : 71 seats of which 12 are TV & speaker free
Toilet carriage: 58 main seats of which 18 are TV free, these seats have restricted overhead luggage space.
Other middle car : 78 seats of which 19 are TV free.

Total quiet seats 61 out of 278.