Receiver Adjustment - Icom IC-2SET Service Manual

6-3
RECEIVER
ADJUSTMENT
Sensitivity
adjustment
—
L1
{MAIN
UNITl
LOGIC,
RF,
MAIN
AND
DET UNITS
MAIN
UNIT
LOGIC UNIT
R5
S'iTteter
adjusimeni
DET
UNIT
RF
UNIT
S
line
Sen&itiviiy
CP
(No
resist land)
ADJUSTMENT ADJUSTMENT
CONDITIONS
SENSITIVITY
\
2
*
Displayed trequency: 145.00
MHz
-fSQL] control
:
Max.
CCW
•Set
the
signal
generator;
Level
:
0.32
pV (-
1 1
7
dBm)
Modulation:
i
kHz
Deviation
:
±3.5 kHz
• Receiving
!
S-METER
1
•
Displayed trequency:
145.00
MHz
•
Set the signal generator;
Level
:
0.32
pV{-117dSm)
Modulation:
\
kHz
Deviation
:
±3-5 kHz
• Receiving
MEASUREMENT
UNIT
LOCATION
LOGIC Connect
the
DC
voltmeter
lo
the land
oT
the
S
line.
Connect
the
pa he
I
I
distortion rneter with
an 3
Q
load
to
the
[SPJ jack.
Function
|
S/RF
indicator
display
VALUE
Maximum
Minimum
2 bars
fS2)
ADJUSTMENT
POINT
UNIT
ADJUST
MAIN
DET