SEA 7157, Operator'S Manual, Page: 9 / 49

GENERAL OPERATIONS
4
UP
DN
BASIC OPERATION
To turn the radio on, rotate the volume control
clockwise until a click is heard.
Rotating the volume control
clockwise after the click is
heard will increase the volume level.
Rotate the volume control fully counter
clockwise to turn the radio off.
Press the key followed by the
or key to adjust the squelch threshold.
Press the or key to stop
squelch adjustment.
Enter the desired channel number in one, two
or three digit form, followed by the
key.
e.g.
Your SEA 7157 is now set to transmit and receive on the selected channel.
For instructions on using additional radio functions, see the table of contents for
the page number corresponding to the specific function.
Illustrations in this manual may differ from your own depending on enabled
programming features, selected channel list and differences in display fonts.
ENT
SQL
ENT 6
M
N
O
2
A
B
C
C. SEA Inc., 1999
A UNIT OF DATAMARINE
Ver 1.10 11 FEB 1999
SEA 7157
VHF / DSC
RADIOTELEPHONE
UP
DN
DISTRESS
DSC SQL
16
RADIO
ENT
2
A
B
C
3
D
E
F
4
G
H
I
5
J
K
L
6
M
N
O
7
P
R
S
8
T
U
V
9
W
X
Y
0
Q
Z LIST
←
BKSP
1
SP
C. SEA Inc., 1999
A UNIT OF DATAMARINE
Ver 1.10 11 FEB 1999
PRESS UP/DOWN
2:43 47° 47N 122° 19W
16
DX
25W US
PRI
SQL
TO ADJUST SQL
PUBLIC CORR
2:43 47° 47N 122° 19W
26
DX
25W US
SQL
ENT RADIO