ICOM IC-706MKIIG User Manual
• 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.
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
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)
(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
Ω
blue
7
VSEND
Input/output pin (144 MHz).
Goes to ground when transmitting.
When grounded, transmits
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.
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
Ω
Input level
: Approx. 100 mV
rms
pink
12
AF
AF detector output.
Fixed, regardless of [AF] position.
Fixed, regardless of [AF] position.
Output impedance : 4.7 k
Ω
Output level
: 100 to 350 mV rms
light
blue
blue
13
SQLS
Squelch output.
Goes to ground when squelch opens.
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
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.
cable strands of the
supplied cable.
ACC 1
ACC 2
➀
FSKK
➄
AF
➁
GND
➅
SQLS
➂
HSEND
➆
13.8 V
➃
MOD
➇
ALC
➀
8 V
➄
ALC
➁
GND
➅
VSEND
➂
HSEND
➆
13.8 V
➃
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