13 MAINTENANCE

■SWR reading

TRANSMIT METER

TUNER [RF PWR] RTTY/PSK EXIT/SET

Better than 1.5:1

 

5

9

+20

+40

 

 

1

 

 

+60dB

5

 

 

10

 

 

 

S

 

 

 

 

 

 

50

 

100

150

 

 

15

ID

 

200

 

10

 

 

 

250

A

Po

1 2

3

20

∞

W

 

 

SWR

 

 

 

 

 

 

 

 

dB

 

 

COMP

 

44

 

 

 

 

52V

VD

 

 

 

 

 

 

 

 

The SWR meter indicates the SWR over the transmission line in all modes.

qPush TUNER to turn the antenna tuner OFF.

wPush and hold [METER] for 1 sec. to display multi- function meter.

ePush RTTY/PSK once or twice to select RTTY mode.

rPush TRANSMIT .

tRotate [RF PWR] clockwise past the 12 o’clock po- sition for more than 30 W output power.

yRead the SWR on the SWR meter gage. u Push EXIT/SET to close multi-function meter.

The built-in antenna tuner matches the transmitter to the antenna when the SWR is lower than 3 : 1.

■Screen type and font selections

•Screen image example—

Display Type: B, Display Font: Slim

2 types of screen images and 5 types of frequency readout indication fonts are available in the IC-7700.

qPush EXIT/SET several times to close multi-function screen, if necessary.

wPush [F-7•SET] to select set mode menu screen. e Push [F-3•DISP] to enter display set mode.

r Push [F-1•Y] or [F-2•Z] to select “Display Type” item when selecting the screen image, select “Dis- play Font” when selecting the frequency readout in- dication font.

t Rotate the main dial to select the desired screen image or font.

•Screen image is selectable from A (Black back) and B (Blue back).

•Basic (1), Basic(2), Italic, Round and Slim are available for the frequency readout font.

y Push EXIT/SET twice to exit from display set mode.

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