VX-6R/E O
PERATING
M
ANUAL
23
A
DVANCED
O
PERATION
RF S
QUELCH
A special RF Squelch feature is provided on this radio. This feature allows you to set the
squelch so that only signals exceeding a certain S-meter level will open the squelch.
To set up the RF squelch circuit for operation, use the following procedure:
1.
Press the [
F/W
] key, then press the [
0
(
SET
)] key to enter the Set mode.
2.
Rotate the
DIAL
knob to select Set Mode Item 50:
RF SQL
.
3.
Press the [
0
(
SET
)] key momentarily to enable adjustment of
this Item.
4.
Rotate the
DIAL
knob to select the desired signal strength level
for the squelch threshold (
S1
,
S2
,
S3
,
S4
,
S5
,
S6
,
S7
,
S8
,
S9
,
S9+
, or
OFF
).
5.
Press the
PTT
switch to save the new setting and return to normal operation.
C
HECKING
THE
B
ATTERY
V
OLTAGE
The
VX-6R/E
’s microprocessor includes programming which will measure the current bat-
tery voltage.
1.
Press the [
F/W
] key, then press the [
0
(
SET
)] key to enter the Set mode.
2.
Rotate the
DIAL
knob to select Set Mode Item 16:
DC VLT
.
3.
Press the [
0
(
SET
)] key momentarily to display the current DC
voltage being supplied.
Lit
:
FNB-80LI
is in use.
Edc
: An external DC source is in use.
4.
Press and hold in the [
0
(
SET
)] key for 2 seconds to return to
normal operation.