Lcd Contrast Adjustment; Dimming The Backlighting; Receiver Sensitivity; Changing The Priority Channel - SEA 7157 Operator's Manual

LCD CONTRAST ADJUSTMENT

The display's contrast setting may need to be
adjusted to compensate for differences in
temperature and viewing angle.
To change the contrast level press
followed by or
UP
held or
RADIO
Pressing will exit the contrast adjustment.

DIMMING THE BACKLIGHTING

The display and keypad backlighting may be
changed by pressing the
Repeatedly pressing the
J
5 key will cycle the backlighting
K
L
through the various levels. Pressing
will exit backlighting adjustment.
If the backlighting is set to off, the first keypress will turn the backlighting on to
the lowest level for 5 seconds.
The SEA 7157 receiver sensitivity may be
adjusted for local or distant signals. When
working in harbor, it is best to set the LOC/DX
sensitivity to LOC. A setting for LOC will
reduce the amount of interference caused from
pagers and other communications systems.
To select the receiver sensitivity, press

CHANGING THE PRIORITY CHANNEL

When it is necessary to Dual Scan (Watch) a
given frequency and the priority channel, it
may be necessary to program the priority
channel to something other than channel 16.
To change the priority channel, select the
channel that will become the priority channel
and press . Press
ENT
priority channel.
ADVANCED RADIO OPERATIONS
RADIO
DN
. The keys may be
pressed repeatedly.
J
RADIO 5
K
L
ENT

RECEIVER SENSITIVITY

RADIO
RADIO
9
9
2:48
16
1=MORE
4=1W
7=MEM
Low contrast setting
2:48
16
keys.
1=MORE
4=1W
7=MEM
Radio 5 changes backlighting
2:47
16
1=MORE
4=1W
7=MEM
DX / LOC receive sensitivity
M
6 .
N
O
2:48
13
1=MORE
4=1W
7=MEM
Setting CH 13 to be the priority channel
W
to make the displayed channel the
X
Y
47° 47N 122° 19W
DX US
25W PRI
2=DW 3=SRCH
5=DIM 6=LOC
8=SCAN 9=PRI
47° 47N 122° 19W
DX US
25W PRI
2=DW 3=SRCH
5=DIM 6=LOC
8=SCAN 9=PRI
47° 47N 122° 19W
DX US
25W PRI
2=DW 3=SRCH
5=DIM 6=LOC
8=SCAN 9=PRI
47° 47N 122° 19W
DX US
1W PRI
2=DW 3=SRCH
5=DIM 6=LOC
8=SCAN 9=PRI