Icom MR-570R [40/49] I auto gain adjustment

Icom MR-570R [40/49] I auto gain adjustment
34
10
SERVICE MAN MENU
RANGE selection
q Push [MENU], [ ]/[ ] to display the “SERVICE
MAN” menu.
w Push [ ] until the " appears on the screen.
e Push [ ]/[ ] to choose the selectable screen
ranges with [+] or [] keys on the display.
r Push [ ] to skip from the range selection, or push
[ ]to cancel skipping.
t Push [MENU] to return to the normal screen.
Selectable ranges:
1
/8,
1
/4,
1
/2,
3
/4, 1, 1.5, 2, 3, 4, 6, 8,
12, 16, 24, 32, 36 (NM)
SPD ADJ.
HDG ADJ.
TIMING ADJ.
MBS SET
TUNE PRESET
TUNE SET
T.METER SET
ENGLISH
24000
0.0
OUTPUT VOLT. 30.2
HV 349
MONITOR 47
HEATER 0.53
MG 0.0
TX TIME
1.2H
1/2
1/4
1/8
3/4
2
3
1
1.5
4
6
36
8
12
16
24
32
36
*
4NM range will be skipped.
Tuning adjustment
NOTE: While pushing and holding [MOB] and
[TRAILS], push [POWER] to activate the
Tuning ad-
justment setting.
q Push [MENU], [ ] and
[ ]
to display the “SERVICE
MAN” menu.
w Push [+] several times to select the 6 NM range or
longer.
e Push
[ ]/[ ]
to adjust a TUNE SET to the center
position.
r Push [ ]/[ ] to select “TUNE PRESET”.
t Push
[ ]/[ ]
to adjust a comparatively weak echo
for maximum definition.
y Push
[ ]
to select the “T.METER SET”.
u Push [ ]/[ ] to adjust a tuning level to show that it
is at peak level. (see left)
i Push [MENU] to return to the normal screen.
DO NOT change the screen range before returning to
the normal screen.
NOTE:When returning to the normal screen, the tun-
ing level indicator automatically adjusts to 85% of the
full scale.
SPD ADJ.
HDG ADJ.
TIMING ADJ.
MBS SET
TUNE PRESETHDG ADJ.
TUNE SET
T.METER SET
ENGLISH
24000
0.0
OUTPUT VOLT. 30.2
HV 349
MONITOR 47
HEATER 0.53
MG 0.0
TX TIME
1.2H
1/2
1/4
1/8
3/4
2
3
1
1.5
4
6
36
8
12
16
24
32
36
8
NM
3049
˚
75
35
T
Auto gain adjustment
NOTE: While pushing and holding [MOB] and
[TRAILS], push [POWER] to activate the
Auto gain
setting.
q Push [+] several times to select the maximum
range. Then push [TX].
w Push [ADJ] for 0.5 sec. to turn the Adjust setting to
manual control.
e Push [ ]/[ ]
to adjust the gain to the point where
noise just begins to appear on the screen.
r Push [ADJ] for 2.5 sec. to complete the adjustment.
Beep tone Pi pi emits.
Tuning level
Tuning level indicator

Содержание

Скачать