Technical information – Icom I706MKTMG User Manual

Page 9

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• ACC SOCKET

• When connecting the ACC conversion cable (OPC-599)

6

1

PANEL DESCRIPTION

!3 BEEP/SIDETONE CONTROL [BEEP/SIDETONE]

Adjusts the beep tone and CW side tone audio lev-
els.

TECHNICAL INFORMATION

ACC

PIN # NAME

DESCRIPTION

SPECIFICATIONS

COLOR

1

8 V

Regulated 8 V output.

Output voltage

: 8 V ±0.3 V

Output current

: Less than 10 mA

brown

2

GND

Connects to ground.

red

3

HSEND

Input/output pin (HF/50 MHz).
Goes to ground when transmitting.
When grounded, transmits

(connected to 8V

line thru 2.2 k

Ω resistance/144 MHz operation)

.

Ground level

: –0.5 V to 0.8 V

Input current

: Less than 20 mA

(HF/50 MHz bands)

orange

4

BDT

Data line for the optional AT-180.

yellow

5

BAND

Band voltage output.
(Varies with amateur band)

Output voltage

: 0 to 8.0 V

green

6

ALC

ALC voltage input.

Control voltage

: –4 to 0 V

Input impedance

: More than 10 k

blue

7

VSEND

Input/output pin (144 MHz).
Goes to ground when transmitting.
When grounded, transmits

(connected to 8V

line thru 2.2 k

Ω resistance/HF•50 MHz operation)

.

Ground level

: –0.5 V to 0.8 V

Input current

: Less than 20 mA

(144 MHz band)

purple

8

13.8 V

13.8 V output when power is ON.

Output current

: Max. 1 A

gray

9

TKEY

Key line for the AT-180.

white

10

FSKK

RTTY keying input.
Connected in parallel to the [RTTY] jack.

Ground level

: –0.5 to 0.8 V

Input current

: Less than 10 mA

black

11

MOD

Modulator input.

Input impedance

: 10 k

Input level

: Approx. 100 mV

rms

pink

12

AF

AF detector output.
Fixed, regardless of [AF] position.

Output impedance : 4.7 k

Output level

: 100 to 350 mV rms

light
blue

13

SQLS

Squelch output.
Goes to ground when squelch opens.

SQL open

: Less than 0.3 V/5 mA

SQL closed : More than 6.0 V/100 µA

light
green

Rear panel

view

1

2

3

4

8

7

6

5

9 10 11 12

13

Color refers to the
cable strands of the
supplied cable.

ACC 1

ACC 2

FSKK

AF

GND

SQLS

HSEND

13.8 V

MOD

ALC

8 V

ALC

GND

VSEND

HSEND

13.8 V

BAND

1

1

2

2

3

3

4

4

8

8

7

7

6

6

5

5

9 10 11 12

13

1

2

3

4

7

6

5

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