Yaesu FTDX1200 Series, Technical Supplement

Page: 21 / 122

FT
DX
1200 Technical Supplement
Alignment
ALIGNMENT-10
S-meter Adjustment

Set the VFO-A frequency to 14.200 MHz in the
CW-USB mode.

Set the following controls as indicated:
[ANT] : ANT 1
[IPO] : AMP1
[ATT] : OFF
[R.FLT] : 3 kHz
[AGC] : AUTO
[RF GAIN] : Fully clockwise

Connect the RF Signal Generator to the “ANT 1”
jack, then set the frequency to 14.200 MHz.

Press and hold in the [1.8(1)], [3.5(2)], and [7(3)]
keys, while turning the radio on, to enter the
alignment mode.

Refer to the chart below and select the
appropriate “Alignment Parameter” using
the Main Tuning Dial knob. Set the RF Signal
Generator output to each level, and adjust the
[VFO-B/CLAR] knob for the corresponding
S-meter reading. Press the [ENT] key to save
the new setting at each level.

Press and hold in the [MENU] button for one
second to save the new settings and exit the
alignment mode.
FM Gain Adjustment

Set the Main Band (VFO-A) frequency to 28.850
MHz in the FM-W mode.

Set the following controls as indicated:
[ANT] : ANT 1
[IPO] : AMP1
[ATT] : OFF
[R.FLT] : 15 kHz
[AGC] : AUTO
[RF GAIN] : Fully clockwise

Set the RF Signal Generator to 12 dBµ at the
28.8500 MHz with ±3.5 kHz deviation FM
modulation of a 1 kHz audio signal.

Press and hold in the [1.8(1)], [3.5(2)], and [7(3)]
keys, while turning the radio on, to enter the
alignment mode.

Rotate the Main Tuning Dial knob to select the
alignment parameter “7-01 FM-GAIN 28”.

Rotate the [VFO-B/CLAR] knob so that the
S-meter reading is “S-3”.

Press and hold in the [MENU] button for one
second to save the new setting and exit the
alignment mode.

Set the RF Signal Generator to 9 dBµ at the
52.000 MHz with ±3.5 kHz deviation FM
modulation of a 1 kHz audio signal.

Set the VFO-A frequency to 52.000 MHz in the
FM-W mode.

Press and hold in the [1.8(1)], [3.5(2)], and [7(3)]
keys, while turning the radio on, to enter the
alignment mode again.

Rotate the Main Tuning Dial knob to select the
alignment parameter “7-02 FM-GAIN 50”.

Rotate the [VFO-B/CLAR] knob so that the
S-meter reading is “S-3”.

Press and hold in the [MENU] button for one
second to save the new setting and exit the
alignment mode.
s-
meter
Turn on one dot
S-1
S-5
S-7
S-9
S-9+10dB
S-9+20dB
S-9+30dB
S-9+40dB
S-9+50dB
S-9+60dB
A
lignment
P
ArAmeter
5-01 S-MTR 0
5-02 S-MTR 1
5-03 S-MTR 5
5-04 S-MTR 7
5-05 S-MTR 9
5-06 S-MTR+10
5-07 S-MTR+20
5-08 S-MTR+30
5-09 S-MTR+40
5-10 S-MTR+50
5-11 S-MTR+60
rf s
ignAl
g
enerAtor
OFF
+14 dBµ
+24 dBµ
+30 dBµ
+36 dBµ
+46 dBµ
+56 dBµ
+66 dBµ
+76 dBµ
+86 dBµ
+96 dBµ