Yaesu FTDX1200 Series, Technical Supplement

Page: 28 / 122

FT
DX
1200 Technical Supplement
Alignment
ALIGNMENT-17

Perform the same procedures for the Alignment
Menus “10-04 P50” through “10-15 P05” per the
chart at the below.

Press the [ENT] key to save the new setting at 1.8
MHz Band.

Perform the same procedures for the Alignment
Menus “11-01 P1H” through “19-15 P05” per
the chart at the below.

Press and hold in the [MENU] button for one
second to save the new settings and exit the
alignment mode.
AM-TXG Adjustment

Connect the 50-Ohm Dummy Load and Watt-
meter to the “ANT 1” jack.

Set the value of Menu item “177 TX MAX
PWR” to “100”, and rotate the [PROC/CAR]
knob for Maximum..

Set the VFO-A frequency to 14.200 MHz in the
AM 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.

Rotate the Main Tuning Dial knob to select the
alignment parameter “20-02 TX-CAR AM”

Rotate the [VFO-B/CLAR] knob so the Display
Window shows “0”.

Press and hold the PTT button without micro
-
phone input, then rotate the [VFO-B/CLAR]
knob for 7 W (+10 W/–10 W) on the Wattmeter.

Release the PTT button.

Press and hold in the [MENU] button for one
second to save the new setting and exit the
alignment mode.
REV-ALC Adjustment

Connect the 16.6-Ohm Dummy Load to the
“ANT 1” jack.

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 “21-01 REV-ALC 1.8”

Press and hold the PTT button, then rotate the
[VFO-B/CLAR] knob so the PO meter turns on
50 W (+0 W/- 20 W).

Release the PTT button, then press the [ENT]
key.

Perform the same procedures for the Alignment
Menus “21-02 REV-ALC 3.5” through “21-10
REV ALC 50”.

Press and hold in the [MENU] button for one
second to save the new setting and exit the
alignment mode.
FM MAX Deviation Adjustment

Connect the Dummy Load, Wattmeter, and De
-
viation Meter to the “ANT 1” Jack.

Set the VFO-A frequency to 28.700 MHz in the
FM mode.

Set the value of Menu item “085 FM MIC
G
AIN” to the factory default value.
ADVICE:
Pre
ss the [CLEAR] button (located on the upper
right of the [VFO-B/CLAR] knob) momentarily
to reset the selected menu item to the factory
default value.

Connect the Audio Generator to pin 8 of the
MIC jack (pin 7: GND), then
set the output level to 2 mV @1
kHz.

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 “22-02 FM-DEV”.

Press and hold the PTT button, then rotate the
[VFO-B/CLAR] knob for 4.5 kHz (±0.2 kHz) on
the Deviation Meter.

Release the PTT button.

Rotate the Main Tuning Dial knob to select the
alignment parameter “22-03 FM-N-DEV”.

Press and hold the PTT button, then rotate the
[VFO-B/CLAR] knob for 2.25 kHz (±0.15 kHz)
on the Deviation Meter.

Release the PTT button.

Press and hold in the [MENU] button for one
second to save the new setting and exit the
alignment mode.