Furuno FM-2721 Operator's Manual page 26

Indications
Off hook state
T x ( Tra n s m i t ) o r
R x ( R e c e i ve )
S c a n ( s c a n n i n g ) o r
DW ( D u a l Wa t c h )
D i s a p p e a r e d n o r m a l l y.
L o u d s p e a ke r vo l u m e
s e t t i n g ( M U T E a p p e a r s
w h e n l o u d s p e a ke r i s o f f. )
C h a n n e l M o d e
C h a n n e l D i s p l ay
( I N T L , U S A , W X ,
( S i m p l ex o r D u p l ex )
AT I S * o r P R I V )
I N T L S I M P
R x
S C A N
V O L : 0 8
W a t c h V H F
* : O n l y w h e n AT I S I D i s e n t e r e d a t t h e i n i t i a l s e t t i n g .
Tra n s m i t t e r Powe r
( 1 W o r 2 5 W )
2 5 W
C H n o.
16
S q u e l c h S e t t i n g ,
S Q : 0 3
0 0 - 1 0 o r A t ( a u t o )
C H 7 0
D S C D i s p l ay
12