Garmin GPS 400W Installation Manual page 84

400w series
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5 . 3 . 1 1 C O M S E T U P P a g e ( G N C 4 2 0 W a n d G N S 4 3 0 W O n l y )
S e l e c t t h e C O M S E T U P P a g e ( s e e F i g u r e 5 - 1 5 ) . T h e s e
v a l u e s a r e s e t a t t h e f a c t o r y a n d s e l d o m r e q u i r e c a l i b r a t i o n .
F R E Q
S e l e c t s a V H F c o m m u n i c a t i o n f r e q u e n c y . F o r p u r p o s e s o f
s e t t i n g t h e s q u e l c h a n d s i d e t o n e l e v e l s , o n l y t h e
f r e q u e n c i e s 1 1 8 . 0 0 0 , 1 2 7 . 0 0 0 , a n d 1 3 6 . 9 7 5 M H z c a n b e
u s e d .
S P A C I N G
S e l e c t i o n
2 5 . 0 k H z
8 . 3 3 k H z
8 . 3 3 k H z c h a n n e l s a r e n o t a u t h o r i z e d f o r u s e i n t h e U n i t e d S t a t e s .
S Q 2 5 0
S e t s t h e s q u e l c h t h r e s h o l d f o r 2 5 k H z c h a n n e l s p a c i n g o p e r a t i o n . M a y b e s e t t o a n y v a l u e b e t w e e n 0
( z e r o ) a n d 6 3 . T h e h i g h e r t h e n u m b e r , t h e l e s s s i g n a l i s r e q u i r e d t o b r e a k s q u e l c h .
F o r G N C 4 2 0 W o r G N S 4 3 0 W u n i t s w i t h C O M s o f t w a r e 2 . 0 0 o r e a r l i e r , t h e o p e r a t i o n o f
t h e S Q 2 5 0 s e t t i n g i s r e v e r s e d . T h e h i g h e r t h e S Q 2 5 0 n u m b e r , t h e m o r e s i g n a l i s r e q u i r e d
t o b r e a k s q u e l c h .
S Q 8 3 3
S e t s t h e s q u e l c h t h r e s h o l d f o r 8 . 3 3 k H z c h a n n e l s p a c i n g o p e r a t i o n . M a y b e s e t t o a n y v a l u e b e t w e e n 0
( z e r o ) a n d 6 3 . T h e h i g h e r t h e n u m b e r , t h e m o r e s i g n a l i s r e q u i r e d t o b r e a k s q u e l c h .
S I D E
S e t s t h e s i d e t o n e a u d i o o u t p u t l e v e l . M a y b e s e t t o a n y v a l u e b e t w e e n 0 ( z e r o ) a n d 6 3 .
T h e s i d e t o n e a u d i o o u t p u t l e v e l i s i n d e p e n d e n t o f t h e C O M v o l u m e k n o b o n t h e 4 0 0 W
S e r i e s u n i t .
S t o r e C a l i b r a t i o n ?
S e l e c t t h i s f i e l d a n d p r e s s t h e E N T k e y t o a c c e p t t h e s q u e l c h t h r e s h o l d a n d s i d e t o n e a u d i o s e t t i n g s o n t h i s
p a g e . I f y o u w i s h f o r t h e s q u e l c h a n d s i d e t o n e s e t t i n g s t o r e t u r n t o t h e i r p r e v i o u s v a l u e s ,
f i e l d . S i m p l y c h a n g e t o t h e n e x t c o n f i g u r a t i o n p a g e , o r t u r n o f f t h e u n i t i f y o u a r e d o n e w i t h
c o n f i g u r a t i o n .
S e l e c t i o n
P T T
X F R
R X
T X
P a g e 5 - 1 4
R e v . A
D e s c r i p t i o n
Selects traditional 25 kilohertz spacing (760 channel).
Selects 8.33 kilohertz channel spacing, which is required in some areas
of the world.
C A U T I O N
V e r i f y T h a t :
The box is filled in while the COM push-to-talk switch is pressed.
The box is filled in while a remote COM transfer switch is pressed.
The box is filled in while the COM is receiving a signal.
The box is filled in while the COM push-to-talk switch is pressed.
F i g u r e 5 - 1 5 . C O M S E T U P P a g e
N O T E
N O T E
d o n o t
4 0 0 W S e r i e s I n s t a l l a t i o n M a n u a l
1 9 0 - 0 0 3 5 6 - 0 2
s e l e c t t h i s

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