Sony KD-43XE7 Series Service Manual page 128

03.12 Aging Mode
1) Press "" button to turn on "General Settings"
2)
Press "↓" button to select "Aging Mode"
Remark#1
Toggle "→" to select "ON" or Toggle "←" to
select "OFF"
Exit Service Mode by pressing "Return" on
Remote Commander.
Remark#2
Ensure that there is no Cable (RF, HDMI,
etc.) connected to the TV
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