Yaesu FT-891, Technical Supplement

Page: 27 / 99

FT-891 Technical Supplement
Alignment
ALIGNMENT-19
SWR Meter Adjustment

Connect the 16.6-Ohm Dummy Load and
Wattmeter to the ANT jack.

Press and hold in the [A], [B] and [C] keys,
w h i l e t u r n i n g t h e r a d i o o n , t o e n t e r t h e
alignment mode.

Rotate the [MULTI] function knob to select the
alignment menu item to “24-01 SWR-MTR1.5
1.8”.

Rotate the [RF/SQL] knob to set the parameter
is “70”.

Rotate the [MULTI] function knob to select the
alignment menu item to “24-02 SWR-MTR2.0
1.8”.

Rotate the [RF/SQL] knob to set the parameter
is “104”.

Rotate the [MULTI] function knob to select the
alignment menu item to “24-03 SWR-MTR3.0
1.8”.

Rotate the [RF/SQL] knob to set the parameter
is “142”.

Rotate the [MULTI] function knob to select the
alignment menu item to “24-05 SWR-MTR1.5
14”.

Rotate the [RF/SQL] knob to set the parameter
is “70”.

Rotate the [MULTI] function knob to select the
alignment menu item to “24-06 SWR-MTR2.0
14”.

Rotate the [RF/SQL] knob to set the parameter
is “104”.

Rotate the [MULTI] function knob to select the
alignment menu item to “24-07 SWR-MTR3.0
14”.

Rotate the [RF/SQL] knob to set the parameter
is “142”.

Rotate the [MULTI] function knob to select the
alignment menu item to “24-09 SWR-MTR1.5
50”.

Rotate the [RF/SQL] knob to set the parameter
is “80”.

Rotate the [MULTI] function knob to select the
alignment menu item to “24-10 SWR-MTR2.0
50”.

Rotate the [RF/SQL] knob to set the parameter
is “120”.

Rotate the [MULTI] function knob to select the
alignment menu item to “24-11 SWR-MTR3.0
50”.

Rotate the [RF/SQL] knob to set the parameter
is “162”.

Set the VFO-A frequency to 1.850 MHz in the
USB mode.

Rotate the [MULTI] function knob to select the
alignment menu item to “24-04 SWR-MTR CO
1.8”.

Press and hold the PTT switch, then rotate the
[RF/SQL] knob so that the SWR meter reading
is “2.0 - 3.0”. The SWR meter reading is broad
(few points). Therefore, set the [RF/SQL] knob
to the center of this broad range.

Release the PTT switch.

Set the VFO-A frequency to 14.150 MHz in the
USB mode.

Rotate the [MULTI] function knob to select the
alignment menu item to “24-08 SWR-MTR CO
14”.

Press and hold the PTT switch, then rotate the
[RF/SQL] knob so that the SWR meter reading
is “2.0 - 3.0”. The SWR meter reading is broad
(few points). Therefore, set the [RF/SQL] knob
to the center of this broad range.

Set the VFO-A frequency to 51.500 MHz in the
USB mode.

Rotate the [MULTI] function knob to select the
alignment menu item to “24-12 SWR-MTR CO
50”.

Press and hold the PTT switch, then rotate the
[RF/SQL] knob so that the SWR meter reading
is “2.0 - 3.0”. The SWR meter reading is broad
(few points). Therefore, set the [RF/SQL] knob
to the center of this broad range.

Release the PTT switch.

Press and hold in the [F] key to save the new
setting and exit the alignment mode.