FCC ID:K6630393X20
IC: 511B-30393X20
Alignment
Vertex Standard Co.,Ltd.
3
Change
the
RF
Signal
Generator
to
174.000
MHz.
The
output
level
keeps
0
dB
μ
V
(with
a
standard
FM
modulation:
±3.0
kHz
deviation
@
1
kHz).
Press
the
[
H/L
]
key,
then
press
the
[
S
]
or
[
T
]
key
so
that
the
DC
voltmeter
reading
is
0.3
V
(±0.05
V).
Press
and
hold
the
[
H/L
]
key
for
2
seconds
to
save
the
new
setting
at
the
high
band
edge.
Press
the
[
T
]
key
twice
to
change
the
“
H
”
character
to
“
L
”
at
the
lower
right
corner
of
the
display.
Change
the
RF
Signal
Generator
to
134.000
MHz.
The
output
level
keeps
0
dB
μ
V
(with
a
standard
FM
modulation:
±3.0
kHz
deviation
@
1
kHz).
Press
the
[
H/L
]
key,
then
press
the
[
S
]
or
[
T
]
key
so
that
the
DC
voltmeter
reading
is
0.3
V
(±0.05
V).
Press
and
hold
the
[
H/L
]
key
for
2
seconds
to
save
the
new
setting
at
the
low
band
edge.
Press
the
[
CLR
]
key
to
exit
from
this
alignment
item.
Squelch
Threshold
Adjustment
(Wide
Bandwidth)
Press
the
[
S
]
or
[
T
]
key
to
select
the
display
to
“
N
TH
W
”.
Press
the
[
SQL
]
key
to
enable
adjustment
of
the
Squelch
Threshold
level.
Press
the
[
S
]
or
[
T
]
key
to
select
a
small
character
of
lower
right
corner
of
the
display
to
“
C
”.
Set
the
RF
Signal
Generator
output
level
–8
dB
μ
V
(with
a
standard
FM
modulation:
±3.0
kHz
deviation
@
1
kHz)
at
156.800
MHz.
Press
the
[
H/L
]
key
to
read
the
Squelch
Threshold
level,
then
press
and
hold
the
[
H/L
]
key
for
2
seconds
to
save
the
Squelch
Threshold
level
at
the
band
center.
Press
the
[
S
]
key
to
change
the
“
C
”
character
to
“
H
”
at
the
lower
right
corner
of
the
display.
Change
the
RF
Signal
Generator
to
174.000
MHz.
The
output
level
keeps
–8
dB
μ
V
(with
a
standard
FM
modulation:
±3.0
kHz
deviation
@
1
kHz).
Press
the
[
H/L
]
key
to
read
the
Squelch
Threshold
level,
then
press
and
hold
the
[
H/L
]
key
for
2
seconds
to
save
the
Squelch
Threshold
level
at
the
high
band
edge.
Press
the
[
T
]
key
twice
to
change
the
“
H
”
character
to
“
L
”
at
the
lower
right
corner
of
the
display.
Change
the
RF
Signal
Generator
to
134.000
MHz.
The
output
level
keeps
–8
dB
μ
V
(with
a
standard
FM
modulation:
±3.0
kHz
deviation
@
1
kHz).
Press
the
[
H/L
]
key
to
read
the
Squelch
Threshold
level,
then
press
and
hold
the
[
H/L
]
key
for
2
seconds
to
save
the
Squelch
Threshold
level
at
the
low
band
edge.
Press
the
[
CLR
]
key
to
exit
from
this
alignment
item.
Squelch
Threshold
Adjustment
(Narrow
Bandwidth)
Press
the
[
S
]
or
[
T
]
key
to
select
the
display
to
“
N
TH
N
”.
Press
the
[
SQL
]
key
to
enable
adjustment
of
the
Squelch
Threshold
level.
Press
the
[
S
]
or
[
T
]
key
to
select
a
small
character
of
lower
right
corner
of
the
display
to
“
C
”.
Set
the
RF
Signal
Generator
output
level
–8
dB
μ
V
(with
a
standard
FM
modulation:
±1.5
kHz
deviation
@
1
kHz)
at
156.800
MHz
Press
the
[
H/L
]
key
to
read
the
Squelch
Threshold
level,
then
press
and
hold
the
[
H/L
]
key
for
2
seconds
to
save
the
Squelch
Threshold
level
at
the
band
center.
Press
the
[
S
]
key
to
change
the
“
C
”
character
to
“
H
”
at
the
lower
right
corner
of
the
display.
