Service Menu Panasonic TX-29AK1
Increase Bass to maximum. Decrease Treble to minimum. Hold down "index" Press "-" (minus) on the TV panel.This Procedure works on the PK1 series as well and will work on TX-33AK10 series.
To select the parameter press channel up/down
To change the value data press volume down/up
To save press power button.

Panasonic TX-29AK1 TV Service Menu
Photo credit : freshome.com
Panasonic TX-29AK1 TV Service Menu (All TV Service Menu Code)
5
stars -
"Panasonic TX-29AK1 TV Service Menu"
by Admin 2
Panasonic TX-29AK1 TV Service Menu MODE, Panasonic TX-29AK1 TV FACTORY MODE Written on May 04, 2009