Receive Adjustments - Icom IC-2730A Service Manual

5-4 RECEIVE ADJUSTMENTS

1) Select an adjustment item (band) using [DUP MONI]/[LOW DTMF].
2) Set the SSG' frequency as specifi ed, and then push [MW] to automatically adjust.
ADJUSTMENT
ADJUSTMENT
RECEIVE NOTE:
SENSITIVITY
-Preparation-
[118.020 MHz]
(LEFT BAND)
(RIGHT BAND)
[145.020/146.020 MHz]
(LEFT BAND)
(RIGHT BAND)
[173.980 MHz]
(LEFT BAND)
(RIGHT BAND)
[375.020 MHz]
(LEFT BAND)
(RIGHT BAND)
[420.020 MHz]
(LEFT BAND)
(RIGHT BAND)
[449.980 MHz]
(LEFT BAND)
(RIGHT BAND)
[450.020 MHz]
(LEFT BAND)
(RIGHT BAND)
[500.020 MHz]
(LEFT BAND)
(RIGHT BAND)
[549.980 MHz]
(LEFT BAND)
(RIGHT BAND)
ITEM
"RECEIVE SENSITIVITY" must be adjusted before "S-METER." Otherwise, "S-METER" will
not be adjusted properly.
– 1 • Connect an SSG to the antenna connector, and then set it as;
Level † :
Modulation:
[bP1] 2 • Set the SSG as:
Frequency:
3
[bP2] 4 • Set the SSG as;
Frequency:
5
[bP3] 6 • Set the SSG as:
Frequency:
7
8 • Set the SSG as:
Frequency:
[bP4]
9
[bP5] 10 • Set the SSG as:
Frequency:
11
[bP6] 12 • Set the SSG as:
Frequency:
13
[bP7] 14 • Set the SSG as:
Frequency:
15
[bP8] 16 • Set the SSG as:
Frequency:
17
[bP9] 18 • Set the SSG as:
Frequency:
19
OPERATION
0 dBµ (–107 dBm)
None
118.020 MHz
(Set the same frequency displayed on the controller.)
173.980 MHz
375.020 MHz
420.020 MHz
449.980 MHz
450.020 MHz
500.020 MHz
549.980 MHz
5-5
VALUE
–
Push [MW].
(Automatic
adjustment)
Push [MW].
(Automatic
adjustment)
Push [MW].
(Automatic
adjustment)
Push [MW].
(Automatic
adjustment)
Push [MW].
(Automatic
adjustment)
Push [MW].
(Automatic
adjustment)
Push [MW].
(Automatic
adjustment)
Push [MW].
(Automatic
adjustment)
Push [MW].
(Automatic
adjustment)