haier DTA-2198 - Manual (Page 14)

TXT MODE/SWAP
18
8
18
Watching TV (continued)
Swap function enables quick swap to the last watched
program.
Program Swap
Program swap
1 Suppose the channel number
you used just now is 8 and the
channel number you are using
is 18 (as shown in the figure).
2 If you want to return to the
last watched program
channel 8, you can simply
press the TXT MODE/SWAP
button.
3 If you want to return to channel
18, press the button again.
Through this function, you can
easily change between the
channel you are using and the
channel you used last time.