Rear Panel; Cooling Fan - Yaesu FTDX101D Operation Manual

Rear Panel

Cooling FAN

ANT 1, 2, 3/RX
connected here, and only during transmission.
EXT SPKR
This 3.5-mm, 2-contact, jack provides variable au-
dio output for an external loudspeaker. The audio
output impedance at this jack is 4 - 8 Ohms, and
the level varies according to the setting of the front
panel [AF] knob.
Inserting a plug into this jack disables the
internal loudspeaker.
SIGNAL GND
KEY
This 1/4-inch 3-contact jack accepts a CW key or
keyer paddle. A two-contact plug cannot be used
in this jack. Key-up voltage is +3.3 V DC, and key-
down cur-rent is 0.3 mA.
KEY NC GND
DOT DASH COMMON
16
ANT 1 ANT 2
DC IN
GND
KEY GND
DOT DASH COMMON
EXT SPKR KEY REM
A B
LINEAR ACC
RX OUT A IF OUT A
AF-OUT
This 3.5-mm, 3-contact jack provides dual-channel
low-level receiver output, for recording or external
The front panel [AF] knobs do not affect the
signals at this jack.
SIGNAL （SUB）
SIGNAL （MAIN）
REM
By plugging the FH-2 Remote Control Keypad into
this jack, direct access to the FTDX101D CPU is
provided for control functions such as contest mem-
ory keying, plus frequency and function control.
RTTY/DATA
This 6-pin input/output jack accepts AFSK input
vides fixed level receiver audio output, and FSK
keying line.
SQL
SHIFT
GND
METER
This 3.5-mm jack to connect an external meter.
EXT ALC
This RCA input jack accepts negative-going exter-
linear amplifier to prevent over-excitation by the
transceiver.
METER EXT ALC
RS-232C
PTT +13.8V TUNER
RX OUT B IF OUT B
GND
DATA OUT
PTT
DATA IN
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