RCA RTU6549-B User Manual page 18

POWER: Power on/off button, press once to turn the TV on and press
again to turn the TV off.
MUTE: Press this button to mute or restore sound.
0-9: Select and switch to a channel using 0 - 9.
Switch the program digit.
-/--:
: Switch back and front between the current and previous channels.
: Press to return to Roku home screen
RED, GREEN, YELLOW, CYAN:
DISPLAY: Display TV information.
VOL+/VOL-: Adjust the volume.
CH+/CH-: Change the channel.
SOURCE: Press to change signal source.
INFO: Display some information of current program in TV mode.
CC: Press this key to select the CC ,ON or OFF mode and CC on Mute .
MTS/AUDIO: When stereo program is received, press this key to
switch sound system between mono and stereo.
When SAP program is received, press this button to switch sound
system between mono and SAP
When stereo and SAP program is received, press this key to switch
among mono, stereo and SAP.
Press this key to show the list of audio languages available for the
current channel in ATSC.
FAV: Switch between custom set "Favorite List"
ENTER: Enter the selected option or perform the selected operation.
MENU: Press this button to enter the main menu.
EXIT: Exit the OSD (On-screen display).
EPG： Enter electronic program guide
SLEEP: Set the sleep timer.
F.LIST: Press this key to display the Favorite List mode.
C.LIST: Press this key to display the channel list mode.
ASPECT: Press to adjust picture ratio.
PMODE: Select picture mode.
SMODE: Select sound mode.
FREEZE Press to freeze or unfreeze the picture.
This button is not available.
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