
User's Manual | ACOM 2S1 | Automatic XCVR Commutator
Page 16 of 32 | S e c t i o n INSTALLATION
June 2022
Connect both control cables (see
Figure 2-2 | Control cables YAESU FT-990 and FT-1000MP transceivers
) from
commutator's
CONTROL A
and
CONTROL B
connectors (see
Figure 2-1 | Rear panel - Connections
, Pos. (d)) to
the respective transceiver's A and B control (Band Data) connectors.
Table 2-1 | Control cable wiring for YAESU FT-990 and FT-1000MP transceivers
ACOM 2S1 commutator
Rear panel
Connecting cable
YAESU FT-990/FT-1000MP
transceivers / Rear panel
CONTROL A/B connectors
Band Data connector
MIC-type*
connector,
4-pin, male
(Rear panel
front view)
1 | +(11-14) VDC
MIC
connector,
4-pin,
female
(Solder view)
1
––––––––
1
Horseshoe DIN
connector,
8-pin,
male
(Solder view)
1 |
+13.8 V (OUT)
Horseshoe
DIN-type
connector,
8-pin,
female
(Rear panel
front view)
2 | TX GND
2
––––––––
2
2 |
TX GND (OUT)
3 | GND, Shield
3
––––––––
3
3 | GND
4 |
TXINHIBIT
4
––––––––
8
4 | Band A (OUT)
Housing
-
Not connected
4
5 | Band B (OUT)
-
Not connected
5
6 | Band C (OUT)
-
Not connected
6
7 | Band D (OUT)
-
Not connected
7
8 | LINEAR
Housing
Cable shield
Housing
Housing
Table 2-1 | Control cable wiring for YAESU FT-990 and FT-1000MP transceivers
NOTICE
* Designation MIC-type is used for a circle 4-pin connector type and does not mean a
microphone!
Do not connect the control cable to the microphone input of your transceiver - this will
damage the transceiver!
•
If any of your transceivers is different (nor YAESU FT-990, nor FT-1000MP), you'll need to
replace 8-pin, DIN connector on delivered control cable or to make a suitable adapter.
Table 2-2 | Signals and pin out of the CONTROL A/B connector
and your transceiver's manual to
assemble the correct control cable according to the following instructions:
NOTICE
Using an inappropriate cable may cause a serious damage to the ACOM 2S1 and your
transceivers (not covered under warranty)!