Icom IC-7100 Instruction Manual page 21

!3
Connect to ACC socket
o !0 !1 !2
t y u i
q w e r
D
DATA2
1
2
q w
e r
y
t
3
Rear panel view
4
5
6
D
MIC
1
2
3
4
8 7 6 5 4 3 2 1
5
Rear panel view
6
7
8
You can change this setting in "MIC AF Out" of the "Function" Set mode. (p. 6-6)
* 1
> Function > MIC AF Out
SET
ACC 1
q FSKK
w GND
e HSEND
r MOD
NAME DESCRIPTION
Input terminal for data transmit.
DATA IN
( 1200 bps: AFSK/
9600 bps: G3RUH, GMSK)
Common ground for DATA IN, DATA
GND
OUT and AF OUT.
PTT terminal for packet operation.
PTT
Connect to ground to activate the
transmitter.
Data out terminal for 9600 bps opera-
DATA OUT
tion only.
Data out terminal for 1200 bps opera-
AF OUT
tion only.
Squelch out terminal. This pin is
grounded when the transceiver re-
ceives a signal which opens the
squelch.
connect squelch to the TNC to inhibit
transmission when squelch is open.
NAME
8 V
+8 V DC output.
MIC U/D Frequency Up/Down
HM-151 connection
M8V SW
Ground to indicate the HM-151 is connected.
When the HM-151 is not connected; outputs an AF.*
PTT
PTT input
MIC E
Microphone ground
MIC
Microphone input
GND
Ground
DATA IN
When the HM-151 is connected; HM-151 data input
When the HM-151 is not connected; Squelch switch
ACC 2
2
5
4
3
1
8
6 7
t AF
y
u 13.8 V
i ALC
Input level (1200 bps):
Input level (9600 bps):
Input voltage (High):
Input voltage (Low):
Output impedance:
Output level:
Output impedance:
Output level:
-
DESCRIPTION
1-17
PANEL DESCRIPTION
2
5
4
3
1
6 7
q 8 V t ALC
w GND y VSEND
e HSEND u 13.8 V
r BAND
SPECIFICATIONS
100 mV
0.2 to 0.5 Vp-p
———
2.0 V to 20.0 V
–0.5 V to +0.8 V
10 k˘
1.0 Vp-p
4.7 k˘
100–300 mV rms
Less than 0.3 V/
5 mA
More than 6.0 V/
100 µA
SPECIFICATIONS
Maximum 10 mA
UP: Ground
DN: Ground through 470 ˘
—
1
—
—
—
—
—
Open: 'Low' level
Close: 'High' level
1