Haier L42A9-AK Owner's Manual page 40

Others functions
Scan Shuttle functions
Scan
Shuttle
38
Scan
1
If you want to select a desirable program, you may
scan all the TV programs in memory. You can simply
press Scan button to do this. Press scan button once,
there are nice pictures on the screen, press Scan button
again, there are sixteen pictures on the screen to scan.
2
If you want to stop the function during auto tunning,
simply press Scan button again.
Shuttle function
Shuttle function enables quick swap to setting program.
Press Shuttle button about 3
second, and the display store
on the screen, at the time, you
may operate other, then if you
scan over program, you may
press again shuttle button to
return to the setting program.
Store