13
CFD-CD777SMK2
TUNER SECTION 0 dB=1 µV
[FM]
Setting:
FUNCTION switch : RADIO
BAND switch : FM
[MW]
Setting:
FUNCTION switch : RADIO
BAND switch : MW
[SW]
Setting:
FUNCTION switch : RADIO
BAND switch : SW1/SW2
FINE TUNING knob ...................................... Mechanical center
•Repeat the procedures in each adjustment several times, and the
frequency coverage and tracking adjustments should be finally
done by the trimmer capacitors.
FM FREQUENCY COVERAGE ADJUSTMENT
Adjust for a maximum reading on level meter
L2 86.5 MHz
CT2 109.5 MHz
FM TRACKING ADJUSTMENT
Adjust for a maximum reading on level meter
L1 86.5 MHz
CT1 109.5 MHz
AM IF ADJUSTMENT
Adjust for a maximum reading on level meter
T1 455 kHz
MW FREQUENCY COVERAGE ADJUSTMENT
Adjust for a maximum reading on level meter
L4 520 kHz
CT4 1,680 kHz
MW TRACKING ADJUSTMENT
Adjust for a maximum reading on level meter
L3 620 kHz
CT3 1,400 kHz
SW1 FREQUENCY COVERAGE ADJUSTMENT
Adjust for a maximum reading on level meter
L6 2.2 MHz
CT6 7.3 MHz
SW1 TRACKING ADJUSTMENT
Adjust for a maximum reading on level meter
L5 2.2 MHz
CT5 7.3 MHz
SW2 FREQUENCY COVERAGE ADJUSTMENT
Adjust for a maximum reading on level meter
L8 6.8 MHz
CT8 22.5 MHz
SW2 TRACKING ADJUSTMENT
Adjust for a maximum reading on level meter
L7 6.8 MHz
CT7 22.5 MHz
FM VCO Adjustment
Setting:
Procedure:
1. Connect the frequency counter to pin 4 and 7 of IC1 as shown
the figure below.
2. Tune the set to 98 MHz.
3. Adjust RV2 for 76 kHz ± 500 Hz reading on the frequency
counter.
Adjustment Location: MAIN board (See page 14)
Put the lead-wire
antenna close to
the set.
AM RF SSG
30% amplitude modulation by
400 Hz signal
output level: as low as possible
FM RF SSG
0.01
µ
F
FM/SW
telescopi
IC1 pin
qk
set
FM RF SSG
Carrier frequency : 98 MHz
Modulation : 400 Hz, 30% FM modultion
Output level : 0.1 V (100 dB)
+
–
MAIN board
IC1 pin
4
+
IC1 pin
7
1
µ
F
33 k
Ω
frequency counte
To Next Page
Loading...
