Icom IC-R7100 - CONTINUED RECEIVER ADJUSTMENTS

RECEIVER ADJUSTMENT (Continue el)
MEASUREMENT
ADJUSTMENT
POINT
ADJUSTMENT
ADJUSTMENT CONDITIONS
VA lUE
UNIT
lOCATION
UNIT ADJUST
CENTER
1
• Displayed frequency: 150.0000 MHz
MAIN Con nec t Ihe
2.7 V
MAIN R224
METER
- M ode
: FM
oscmosccce or
• Conneet Ihe SSG 10 Ih e [ANT]
digital multl -meter to
connector end set as :
the cathode
of 061 .
Level
:
32 uV' ( -77 dBm)
Modu lation: OFF
• R32 In the MAIN UNIT: Center
2
• Mode: WFM
•
R155
3 • Conneet
Ihe SSG 10 the [ANT]
Conneet Ihe
1.27 V R32
co nnector end set as:
oscIIloscope or
l evel
: 32 uV' (-77 dB m)
digltal rnultl-meter
10
Modulat io n: OFF
the cathode of 0 4.
CENTER 1
• Displayed frequency: 1
50 .0000 MHz
MAIN Conneet Ihe
OV MAIN R78
STOP
-M ode
: FM OscIIloscope to me
• Conneet tne SSG to tne [A NT]
cathode of 018 .
con nector and set as:
l evel
: 32 u v- (-77 dBm)
M od ulation : QFF
METER 1
- M ode
: FM
,
Front S-meter
SI
MA IN R43
SOUELCH
- [SOUELCH]
- a ~
panel
cen trot.
\ .. "':"": .-
.-
•
\
-
saUElèH
2 - [SOUELCH] c on tro l: CW
59+4 0 dB
R66
-
, .. ~~
•
NOTE : Aepeat steps 1 aod 2 (severat times).
NOISE
1
• Mode: FM
, '
Front
S-meler Squel ch clos es .
MAIN
R51
SQUELCH
-(SO UEl CH]
'0
panel
con tro l:
- f-
'/-
•
SOUELCH
NOISE 1 - Displayed Irequency: 26 .0000 MH z MAIN Con neet the
AdJust the maximum MAIN
L1t
BLA NK ER -M od e : USB cscurcsccce to the
norse wave dlsplayed
- [
NB' AFC] switc h : OFF
cathode ot 04 7. on the os cmc sccce .
- Con
necl t he SSG to the [ANl]
conn ec tor and se t as :
Level
: 3.2
uv- ( -97 dBm)
Adel Ih e lollowln g signa! lnto
the slgnal ge nera tor output.
J100 m sec ;l
L
-U-
1 msec.
2
- [NB ' AF
C] switch : ON
The norse
must ba
Veri ly
- Connec t tne SSG to lhe [ANT]
btanked.
connecto r and set as :
Level
: 0.1
uV ' (- 87 dBm)
Add the same signal above.
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