– 12 –
FM FREQUENCY COVERAGE
ADJUSTMENT
Frequency Display
87.5 MHz
108 MHz
(65 MHz)
Reading on Digital voltmeter
1.3 V or more
9.0 V or less
(1.0 V or more) (10.0 V or less)
Adjustment Part
<confirmation> <confirmation>
FM TRACKING ADJUSTMENT
Adjust for a maximum reading on level meter.
<confirmation>
<confirmation>
87.5 MHz (68 MHz)
108 MHz (102 MHz)
MW FREQUENCY COVERAGE
ADJUSTMENT
Frequency Display
531 kHz
1,611 kHz
Reading on Digital voltmeter
0.85
±
0.5 V
6.8
±
1.5 V
Adjustment Part
<confirmation> <confirmation>
MW TRACKING ADJUSTMENT
Adjust for a maximum reading on level meter.
L3
CT4
621 kHz
1,404 kHz
AM IF ADJUSTMENT
Adjust for a maximum reading on level meter.
CFT1
450 kHz
LW FREQUENCY COVERAGE
ADJUSTMENT
Frequency Display
153 kHz
279 kHz
Reading on Digital voltmeter
0.6
±
0.4 V
7.5
±
0.5 V
Adjustment Part
<confirmation>
L4
LW TRACKING ADJUSTMENT
Adjust for a maximum reading on level meter.
L5
CT5
162 kHz
261 kHz
( ) : East European model
Adjustment Location: TUNER board (See page 13.)
TUNER SECTION 0 dB = 1
µ
V
Precautions in Repairing
Note : As a tuner unit (TU1) is difficult to repair if faulty,
replace it with new one.
• FM Section
Setting:
FUNCTION button: FM
22.5 kHz frequency
deviation by 400 Hz signal
output level : as low as possible
• MW/LW Section
Setting:
FUNCTION button: MW or LW
30% amplitude
modulation by 400 Hz signal
output level : as low as possible
• Connecting Level Meter (FM, MW and LW)
EXT ANT FM
jack (CNP2)
FM RF signal
generator
0.01
µ
F
set
digital
voltmeter
TP (VT)
2
(headphones) jack
set
32
Ω
level meter
(range: 0.5-5 V ac)
Put the lead-wire
antenna close to
the set.
AM RF signal
generator
• Connecting Digital Voltmeter (FM, MW and LW)
• Repeat the procedures in each adjustment several times, and the
frequency coverage and tracking adjustments should be finally
done by the trimmer capacitors.
–tuner board (conductor side)–
