Phones; Elec-Key; Key; Tuner - Icom IC-7610 Basic Manual

PHONES

Connects to standard stereo headphones:
• Output impedance: 8 ~ 16 Ω
• Output level: More than 5 mW into an 8 Ω load.
6.35 (d) mm (¼ in)

ELEC-KEY

Connects to a CW paddle to activate the internal
electronic keyer for CW operation.
LYou can select the key type in the following screen.
» SET > KEYER > EDIT/SET >
MENU
CW-KEY SET > Key Type

KEY

_
+
DC 13.8 V
Accepts the regulated DC power
for 13.8 V DC ±15% through the
supplied DC power cable.
RWARNING! NEVER reverse the
DC power cable polarity.
Rear panel view

TUNER

Accepts the control cable
from an optional AH-4 or
AH-740 automatic antenna
tuner.
Sub band signal
Main band signal
6.35 (d) mm (¼ in)
dot
com
dash
6.35 (d) mm (¼ in)
AH-4 (option)
CONNECTOR INFORMATION

MIC

q Microphone input
w +8 V DC output
e Frequency up/down
NOTE: Pin 1 outputs 8 V DOC power for Icom
microphones.
L You can turn OFF the DC power when you use non-Icom
microphones in the "MIC Input DC Bias" item on the
CONNECTORS screen.
PIN No.
Microphone input
q
+8 V DC output (Maximum 10 mA)
w
Frequency up/down
e
Grounded when squelch opens.
r
PTT
t
PTT ground
y
Microphone ground
u
AF output (varies with the AF control.)
i
By connecting an external keypad with a circuit as
shown below to [MIC], you can output memory content
from 4 memories. You can output memory contents
such as that from a CW Memory keyer (M1 ~ M4),
Voice memory (T1 ~ T4), RTTY Memory (RT1 ~ RT4),
PSK memory (PT1 ~ PT4) to be transmitted.
z Push a switch to send the memory information.
z Hold down the switch for 1 second to repeatedly
send the memory information.
L To use the external keypad, turn ON the following
items.
»
SET > Connectors > External Keypad
MENU
• VOICE: ON • KEYER: ON
• RTTY: ON • PSK:
L The External keypad is not supplied by Icom.
4.7 kø 2.2 kø 1.5 kø
± 5% ± 5% ± 5%
S4 S3 S2
External keypad
13-3
i AF output
u GND
(Microphone ground)
y GND (PTT ground)
t PTT
r Squelch line output
DESCRIPTION
ON
[MIC]
connector
1.5 kø
PINe
± 5%
MIC
1 7
2 8 6
3 5
S1
4
PINy
Front panel
view
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