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59
12
CONNECTION AND INSTALLATION
12
2001 NEW
■
Connector information
MICROPHONE
Pin Pin name
Description
Specification
1
MIC+
Audio input from the mic element.
Input impedance : 2.4 k
Ω
2
NC
No connection.
3
AF1
AF output controlled with [VOL].
4
AF2
Ground for AF1.
5
PTT
PTT switch input.
When grounded, transmits.
6
GND
Connected to the ground.
7
MIC–
Coaxial ground for MIC+.
8
AF–
Coaxial ground for AF1 and AF2.
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AF/MOD
Pin Pin name
Description
Specification
1
MOD+
Modulation input from an external
Input impedance : 600
Ω
terminal unit.
Input level
: Approx. 0.77 V rms.
2
MOD–
Coaxial ground for MOD+.
3
AF+
AF detector output for an external
Output impedance: 600
Ω
terminal unit.
Output level
: 0.25–2.5 V rms
4
AF–
Coaxial ground for AF+.
5
SEND
Transmits when grounded.
Output level
: –0.5 to 0.8 V
Input level
: Less than 20 mA
6
CWK
FSK keying input/output.
When grounded, transmits.
7
13.6V
13.6 V DC output during power ON.
8
ALC
ALC voltage input.
9
GND
Ground for digital equipment.
1
5
6
9
REMOTE
Pin Pin name
Description
1
DCD
Input terminal for carrier detection. (“RS-232C” selection for REMOTE IF. (p. 46))
NMEA-OUT (–) Ground for NMEA-OUT (+). (“NMEA” selection for REMOTE IF. (p. 46))
2
RXD
Input terminal for receive data. (“RS-232C” selection for REMOTE IF. (p. 46))
NMEA-OUT (+) NMEA0183 ver. 3.01 data output. (“NMEA” selection for REMOTE IF. (p. 46))
3
TXD
Outputs transmit data. (“RS-232C” selection for REMOTE IF. (p. 46))
NMEA-IN (+) NMEA0183 ver. 3.01 data input. (“NMEA” selection for REMOTE IF. (p. 46))
4
DTR
Outputs data terminal ready signal. (“RS-232C” selection for REMOTE IF. (p. 46))
NMEA-IN (–) Ground for NMEA-IN (+). (“NMEA” selection for REMOTE IF. (p. 46))
5
GND
Connected to the ground.
6
DSR
Input terminal for data-set-ready signal.
7
RTS
Outputs request-to-send data.
8
CTS
Input terminal for clear-to-send data.
9
NC
No connection.
1
5
6
9
Front panel view
Front panel view
Front panel view
IC-M801E_0.qxd 05.12.2 16:33 Page 59
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