Vertex Standard Spirit VXA-700, Service Manual, Page: 15 / 40

15
Alignment
Wide FM Squelch Threshold Adjustment
r
Connect the Radio Tester to the antenna jack, and ad-
just its output level to +15 dBµ (with standard Wide
FM modulation: ±22.5 kHz deviation @ 1 kHz) at 98.000
MHz.
r
Set the transceiver to 98.000 MHz and turn the trans-
ceiver off.
r
Press and hold in the
PTT
switch,
MONITOR
switch,
and key while turning the transceiver on to enter
the alignment mode.
r
Rotate the
DIAL
selector knob to select “
WFM TH SQ
xxx
.”
r
Press the key momentarily (you will hear a long
beep), then press and hold in the key (until you
hear the short beep).
r
Turn the transceiver off.
AM & Narrow FM Squelch Tight Adjustment
r
Connect the Radio Tester to the antenna jack, and ad-
just its output level to +10 dBµ (with standard AM
modulation: 30 % AM modulation @ 1 kHz) at 128.000
MHz.
r
Set the transceiver to 128.000 MHz and turn the trans-
ceiver off.
r
Press and hold in the
PTT
switch,
MONITOR
switch,
and key while turning the transceiver on to enter
the alignment mode.
r
Rotate the
DIAL
selector knob to select “
AM/FM TI SQ
xxx
.”
r
Press the key momentarily (you will hear a long
beep), then press and hold in the key (you will
hear a short beep).
r
Turn the transceiver off.
Wide FM Squelch Tight Adjustment
r
Connect the Radio Tester to the antenna jack, and ad-
just its output level to +25 dBµ (with standard Wide
FM modulation: ±22.5 kHz deviation @ 1 kHz) at 98.000
MHz.
r
Set the transceiver to 98.000 MHz and turn the trans-
ceiver off.
r
Press and hold in the
PTT
switch,
MONITOR
switch,
and key while turning the transceiver on to enter
the alignment mode.
r
Rotate the
DIAL
selector knob to select “
WFM TI SQ
xxx
.”
r
Press the key momentarily (you will hear a long
beep), then press and hold in the key (until you
hear a short beep).
r
Turn the transceiver off.
AM & Narrow FM S-meter (S-1) Adjustment
r
Connect the Radio Tester to the antenna jack, and ad-
just its output level to –3 dBµ (with standard AM
modulation: 30 % AM modulation @ 1 kHz) at 128.000
MHz.
r
Set the transceiver to 128.000 MHz and turn the trans-
ceiver off.
r
Press and hold in the
PTT
switch,
MONITOR
switch,
and key while turning the transceiver on to enter
the alignment mode.
r
Rotate the
DIAL
selector knob to select “
AM
/
FM S1 LV
xxx
.”
r
Press the key momentarily (you will hear a long
beep), then press and hold in the key (until you
hear a short beep).
r
Turn the transceiver off.
Wide FM S-meter (S-1) Adjustment
r
Connect the Radio Tester to the antenna jack, and ad-
just its output level to +15 dBµ (with standard Wide
FM modulation: ±22.5 kHz deviation @ 1 kHz) at 98.000
MHz.
r
Set the transceiver to 98.000 MHz and turn the trans-
ceiver off.
r
Press and hold in the
PTT
switch,
MONITOR
switch,
and key while turning the transceiver on to enter
the alignment mode.
r
Rotate the
DIAL
selector knob to select “
WFM S1 LV
xxx
.”
r
Press the key momentarily (you will hear a long
beep), then press and hold in the key (until you
hear a short beep).
r
Turn the transceiver off.
AM & Narrow FM S-meter (S-Full) Adjustment
r
Connect the Radio Tester to the antenna jack, and ad-
just its output level to +15 dBµ (with standard AM
modulation: 30 % AM modulation @ 1 kHz) at 128.000
MHz.
r
Set the transceiver to 128.000 MHz and turn the trans-
ceiver off.
r
Press and hold in the
PTT
switch,
MONITOR
switch,
and key while turning the transceiver on to enter
the alignment mode.
r
Rotate the
DIAL
selector knob to select “
AM
/
FM SM
LV xxx
.”
r
Press the key momentarily (you will hear a long
beep), then press and hold in the key (until you
hear a short beep).
r
Turn the transceiver off.