Controller; D [Mic]; D [Phones]; D [Rf Deck] - Icom IC-7760 Basic Manual

Controller

D [MIC]

8 AF output
1 Microphone input
2 +8 V DC output
3 Frequency up/down
NOTE: Pin 1 outputs 8 V DC power for Icom
microphones.
L You can turn OFF the DC power when you use non-
Icom microphones the following item.
»
SET > Connectors > MIC Input DC Bias
MENU
Pin No.
Microphone input
1
+8 V DC output (Maximum 10 mA)
2
Frequency up/down
3
Grounded when squelch opens.
4
PTT*
5
PTT ground
6
Microphone ground
7
AF output (varies with the AF control.)
8
* To output SEND signal from the PTT pin, set "PTT Port
Function" to "PTT Input + SEND Output."
»
SET > Connectors > PTT Port Function
MENU
By connecting an external keypad to [MIC] with a
circuit as shown below, you can send the content from
one of 4 memories. You can send the content from
a CW Keyer Memory (M1 ~ M4), SSB/AM/FM Voice
Memory (T1 ~ T4), RTTY Memory (RT1 ~ RT4), or
PSK Memory (PT1 ~ PT4) to be transmitted.
z Push a switch to send the memory content.
z Hold down the switch for 1 second to repeatedly
send the memory content.
L To use the external keypad, turn ON the following item.
»
SET > Connectors > External Keypad
MENU
L The external keypad shown below is not supplied by
Icom.
4.7 kΩ 2.2 kΩ 1.5 kΩ 1.5 kΩ
± 5%
±5% ±5% ±5%
S4 S3 S2 S1
External Keypad
7 GND
(Microphone ground)
6 GND (PTT ground)
5 PTT
4 Squelch line output
Description
[MIC] Connector
Pin 3
MIC
1 7
2 8 6
3 5
Pin 6
4
Front panel view
CONNECTOR INFORMATION

D [PHONES]

Connect to standard stereo headphones:
• Output impedance: 8 ~ 16 Ω
• Output level:
3.5 mm (1/8 inch)
Sub band signal
GND Main band signal
L While headphones are connected, both the internal and
external speakers are deactivated.
L If you use headphones with high impedance, the output
audio may be too loud.
L You can change the output setting in the following item.
»
SET > Connectors > Phones
MENU

D [RF DECK]

Connect to the RF deck with the supplied
control cable or through a LAN.
About the LED indication
• When connecting to [CONTROLLER] on the RF
deck:
1 LINK/ACT
- Lights green when a cable is connected.
- Does not light when a cable is not connected.
- Blinks green while communicating.
2 - Lights green when a cable is connected.
- Does not light when a cable is not connected.
• When connecting to a network:
1 LINK/ACT
- Lights green when a cable is connected.
- Does not light when a cable is not connected.
- Blinks green while communicating.
2 Speed
- Lights green while communicating in
1000BASE-T.
- Does not light while communicating in
10BASE-T/100BASE-TX, or when a cable is
not connected.

D [EXT-DISPLAY]

Connect an external display
monitor to mirror the Main
screen.
Outputs the digital RGB signal.
L Set the external display settings in the following item.
»
SET > Display > External Display
MENU
13-4
More than 5 mW (8 Ω load)
1
(DVI-D)
13
2
13