Page 2
Ð 3 ÐÐ 4 Ð
AM IF ADJUSTMENT
Adjust for a maximum reading on level meter.
T1 455kHz
AM FREQUENCY COVERAGE ADJUSTMENT
Adjust for a maximum reading on level meter.
L7 505kHz
CT1-4 1,750kHz
AM TRACKING ADJUSTMENT
Adjust for a maximum reading on level meter.
L1 620kHz
CT1-1 1,400kHz
FM FREQUENCY COVERAGE ADJUSTMENT
Adjust for a maximum reading on level meter.
L6 86.0MHz
CT1-3 109.5MHz
FM TRACKING ADJUSTMENT
Adjust for a maximum reading on level meter.
L5 86.0MHz
CT1-2 109.5MHz
¥ Repeat the procedures in each adjustment several times, and the
frequency coverage and tracking adjustments should be finally
done by the trimmer capacitors.
[MAIN BOARD] (COMPONENT SIDE)
[MAIN BOARD] (CONDUCTOR SIDE)
L7 : AM Frequency Coverage Adjustment CT1-4 : AM Frequenc Coverage Adjustment
CT1-3 : FM Frequency
Coverage Adjustment CT1-2 : FM Tracking Adjustment
L6 : FM Frequency Coverage Adjustment CT1-1 : AM Tracking Adjustment
L1 : AM Tracking Adjustment T1 : AM IF Adjustment
L5 : FM Tracking Adjustment
Adjustments Location:
RADIO SECTION 0dB = 1mV
AM Section
BAND : AM
FM Section
BAND : FM
[MAIN BOARD]
(CONDUCTOR SIDE)
AM RF signal
generator
30% amplitude modulation by 400Hz
signal.
Output level : as low as possiblePut the lead-wire
antenna close to
the set.
set32
W
J301 (phones)level mete
r
rELECTRICAL ADJUSTMENT
(WM-FX323 : US model only)
(Service Manual See page 7, 8)
B C E
C302
R207
L301 R107
C304
C1
Q1C12
C31
1
CV1 BPF
CP1
TP
(ANTENNA TERMINAL)
FM RF signal
generator
22.5kHz frequency deviation by
400Hz signal.
Output level : as low as possible 0.01
mF
(GND) TP (ANTENNA
TERMINAL)
