Icom IC-7400 Instruction Manual page 99

I General set mode (continued)
32.
This item selects the displayed frequency shift func-
tion from ON and OFF.
When this function is activated, the receiving signal
can be kept in receive even when the operating mode
is changed between SSB and CW.
: The displayed frequency shifts when
the operating mode is changed be-
tween SSB and CW.
: The displayed frequency does not shift.
(default)
The frequency shifting value may differ according
to the CW pitch setting.
33.
Selects the carrier point of CW mode from LSB and
USB.
: The carrier point is set to LSB side.
(default)
: The carrier point is set to USB side.
34.
This item selects the appearing menu when [F4
is pushed in at first, from
.
35.
This item sets the external keypad capability.
: External keypad does not func-
tion. (default)
: Pushing one of external keypad
switches, transmits the desired
keyer memory contents during
CW mode operation.
For your information
The diagram as at right shows the equivalent circuit of
an external keypad and connects to pin 3 and pin 7
of the [MIC] connector (p. 12)
and
: Selects memory keyer
menu first (default)
: Selects keyer SEND menu
first
]
4.7kΩ 2.2kΩ 1.5kΩ
± 5% ± 5% ± 5%
S4 S3 S2
(T4/M4) (T3/M3) (T2/M2)
USER EXTERNAL KEYPAD
SET MODE
1.5kΩ
± 5% To [MIC] connector pin e
S1
(T1/M1)
To [MIC] connector pin u
11
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