2 INSTALLATION AND CONNECTIONS

Advanced connections

DFront panel

USB-Memory HeadphonesKeyboard

Connects an USB type PC keyboard directly for RTTY/PSK31 op- eration, as well as other text edit op- erations.

MIC

The AFSK modulation signal can also be input to [MIC].

 

 

HF/50MHz TRANSCEIVER

 

TX

RX

POWER

 

 

 

 

 

i7700

 

 

 

 

 

 

 

 

TRANSMIT

VOX

BK-IN

MONITOR

 

 

 

MIC

RF PWR

KEY SPEED

DELAY

 

 

 

TUNER

 

 

 

 

 

 

 

TIMER

 

 

 

 

 

 

 

AGC SQL

 

NR

NB

 

 

 

PHONES

 

 

 

 

 

 

 

ELEC-KEY

 

 

 

 

 

 

 

 

AGC VR

 

NR

NB

 

 

 

MIC

 

 

AF RF

F-1

F-2

F-3

 

 

 

 

 

 

 

 

 

 

 

 

SSB

CW

RTTY/PSK

 

 

 

 

DRIVE

COMP

MONI GAIN

VOX GAIN

D Rear panel— 1
Antenna 1, 2, 3, 4 (p. 2-8)[REMOTE], [RS-232C] (p. 14-2)

Connects a linear amplifier,

Used for computer control and transceive operation.

antenna selector, etc.

The optional CT-17 is required when connecting a

 

PC to [REMOTE].

[X-VERTER]

 

Connects a transverter

 

for V/UHF band use.

 

EXT-DISPLAYREMOTERS-232C

AC

I

 

 

 

 

 

 

 

 

 

15A

 

 

 

 

 

 

 

 

ANT 1

ANT 2

 

ANT 3

ANT 4

 

 

GND

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

RX ANT

 

DC OUT

 

EXT

 

 

ACC

 

 

ALC

S/P DIF

 

 

REF I/O

 

X-VERTER

15V

 

EXT-SP

2

1

 

 

 

 

10MHz

OUT

IN

MAX1A

METER

KEYPAD

RELAY

ALC

ADJ

OUT

IN

CW KEY

-10dBm

RX ANT IN/OUT Connects an external preamp or lowpass filter.

RX ANT IN/OUT must be activated in the antenna set screen (p.10-5).

External speaker (p. 15-4)

SP-20 (option)

[RELAY], [ALC] (p. 2-8) Used for connecting a non-Icom linear amplifier.ACC sockets

(pgs. 2-9, 2-11)

2-6