FM FREQUENCY COVERAGE ADJUSTMENT
Adjust for a reading on digital voltmeter.
L8
87.5 MHz (TV 2 ch)
2.3 ± 0.1 V (1.0 ± 0.1 V)
Confirm
108.0 MHz
8.5 ± 0.5 V (12.5 ± 0.5 V)
Note:
Not use the FM RF signal generator in this adjustment.
( ): ICF-S79V
FM TRACKING ADJUSTMENT
Adjust for a maximum reading on level meter.
L6
87.5 MHz (TV 2 ch (59.75 MHz))
CT4
108.0 MHz
( ): ICF-S79V
ICF-S79L only
LW FREQUENCY COVERAGE ADJUSTMENT
Adjust for a reading on digital voltmeter.
CT5
153 kHz
2.3 ± 0.1 V
Confirm
279 kHz
8.5 ± 0.5 V
Note:
Not use the AM RF signal generator in this adjustment.
ICF-S79L only
LW TRACKING ADJUSTMENT
Adjust for a maximum reading on level meter.
L5 (LW side)
162 kHz
CT2
243 kHz
AM (MW) FREQUENCY COVERAGE ADJUSTMENT
Adjust for a reading on digital voltmeter.
L9
531 kHz (530 kHz)
2.8 ± 0.1 V
Confirm
1,602 kHz (1,710 kHz)
9.5 ± 0.5 V
Note:
Not use the AM RF signal generator in this adjustment.
( ): ICF-S79V
AM (MW) TRACKING ADJUSTMENT
Adjust for a maximum reading on level meter.
L5 <MW side>
621 kHz (590 kHz)
CT3
1,395 kHz (1,490 kHz)
< >: ICF-S79L
( ): ICF-S79V
AM IF ADJUSTMENT
Adjust for a maximum reading on level meter.
T2
455 kHz
– 5 –
Repeat the procedures in each adjustment several times, and the
frequency coverage and tracking adjustments should be finally done
by the trimmer capacitors.
SECTION 3
ELECTRICAL ADJUSTMENTS
[AM (LW/MW) Section]
Setting:
BAND switch: AM (MW) or LW
0dB=1 µV
[FM/TV Section]
Setting:
BAND switch: FM1 or TV
ICF-S79V only
TV FREQUENCY COVERAGE ADJUSTMENT
Adjust for a reading on digital voltmeter.
L2
WEATHER 2 ch
1.0 ± 0.1 V
Confirm
TV 13 ch
10 ± 0.5 V
Note:
Not use the FM RF signal generator in this adjustment.
ICF-S79V only
TV TRACKING ADJUSTMENT
Adjust for a maximum reading on level meter.
L1
WEATHER 2 ch (162.40 MHz)
CT1
TV 13 ch (215.75 MHz)
ICF-S79V only
TV IF ADJUSTMENT
Adjust for a maximum reading on level meter.
T1
10.7 MHz
AM RF SSG
30% amplitude
modulation by
400 Hz signal
Output level: as low as possible
Put the lead-wire
antenna close to
the set.
+
–
level meter
speaker terminal
set
FM RF SSG
±
22.5 kHz frequency
deviation by 400 Hz
signal
Output level: as low as possible
+
–
level meter
speaker terminal
set
FM lead wire antenna terminal
0.01
µ
F
+
–
digital voltmeter
MAIN board
TP
(VT)
