Icom IC-7700 Stereo Amplifier User Manual


 
4-15
DD
Functions for the RTTY decoder indication
q Push a band key to select the desired band.
w Push to select RTTY.
After RTTY mode is selected, push and hold
for 1 sec. to toggle between RTTY and RTTY-R modes.
•“RTTY” or “RTTY-R” appears.
e Push [F-3•DECODE] to display the decode screen.
When tuned into an RTTY signal, decoded characters
are displayed in the RX contents screen.
r Push [F-2•HOLD/CLR] to freeze the current screen.
•“ ” appears while the function is in use.
• Push [F-2•HOLD/CLR] again to release the function.
t Push and hold [F-2•HOLD/CLR] for 1 sec. to clear
the displayed characters.
“” indicator disappears at the same time when the
hold function is in use.
y Push [F-7•WIDE] to toggle the RTTY decode screen
size from normal and wide.
S/RF meter type during wide screen indication can be
selected in display set mode. (pgs. 3-11, 12-10)
u Push to close the RTTY decode screen.
•Wide screen indication
DD
Setting the decoder threshold level
Adjust the RTTY decoder threshold level if some char-
acters are displayed when no signal is received.
q Select the RTTY decode screen as described
above.
w Push [F-5•ADJ] to select the threshold level setting
condition.
e Rotate the main dial to adjust the RTTY decoder
threshold level.
Push and hold [F-6•DEF] for 1 sec. to select the default
setting.
r Push [F-5•ADJ] to exit from the threshold level set-
ting condition.
The UnShift On Space (USOS) function and new
line code can be set in the RTTY set mode.
(p. 4-18)
EXIT/SET
HOLD
HOLD
RTTY/PSK
RTTY/PSK
RTTY/PSK EXIT/SET
F-7
WIDE
F-2
HOLD/CLR
4
RECEIVE AND TRANSMIT