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Q Q
3 7 6 3 1 5 1 5 0
Note: Follow the disassembly procedure in the numerical order given.
CABINET (REAR) ASSY
!¡ INLET board
5 claw
!º two screws
(P3 × 10)
7 screw
(P2.6 × 8)
T E
L
1 3 9 4 2 2 9 6 5 1 3
POINTER SETTING
4 chassis
5 Mount the pointer
w w w
.
SECTION 2
DISASSEMBLY
1 claw
9 telescopic antenna
3 lid, battery case
2 two claws
4 six screws
(BTP3 × 14)
8 lug, 3
6 cabinet (rear) assy
3 two claws
2 knob (TUNE)
1 Turn CV1 fully in
3 claw
x
a o
the arrow direction.
y
i
6 Insert the pointer to the knob (TUNE)
fitting the concave position of the pointer
to the convex position of the knob (TUNE).
– 3 –
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8
0 dB = 1µV
[FM]
Setting:
Band switch: FM
FM RF signal
generator
FM antenna terminal
0.01 µ F
22.5 kHz frequency
deviation by 400 Hz
signal
Output level: as low as possible
[AM]
Setting:
Band switch: AM
Put the lead-wire
AM RF signal
antenna close to
generator
the set.
set
30% amplitude
modulation by
400 Hz signal
Output level: as low as possible
• Repeat the procedures in each adjustment several times, and the
frequency coverage and tracking adjustments should be finally
done by the trimmer capacitors.
• Remove FM antenna in FM adjustments.
Q
Q
3
7
6
3
Adjustment Location:
[MAIN board] (Component Side)
FM
Antenna in
T1
AM IF
Adjustment
u 1 6 3
.
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SECTION 3
ELECTRICAL ADJUSTMENTS
2
4
9
9
8
FM FREQUENCY COVERAGE ADJUSTMENT
Adjust for a maximum reading on level meter.
level meter
4 Ω
Adjust for a maximum reading on level meter.
+
set
–
speaker terminal
AM FREQUENCY COVERAGE ADJUSTMENT
Adjust for a maximum reading on level meter.
Adjust for a maximum reading on level meter.
level meter
4 Ω
+
–
Adjust for a maximum reading on level meter.
speaker terminal
(
): East European model
1
5
1
5
0
8
9
2
4
FM Tracking
AM Tracking
Adjustment
Adjustment
L2
CT2
L1
CT1
IC1
Speaker in
m
c o
T2
– 4 –
2
9
9
L3
86.5 MHz (64.0MHz)
CT3
109.5 MHz
FM TRACKING ADJUSTMENT
L2
86.5 MHz (64.0MHz)
CT2
109.5 MHz
L4
520 kHz
CT4
1,750 kHz
AM TRACKING ADJUSTMENT
L1
600 kHz
CT1
1,400 kHz
AM IF ADJUSTMENT
T1
455 kHz
9
8
2
9
9
L4
AM Frequency
Coverage
CT4
Adjustment
CT3
FM Frequency
Coverage
L3
Adjustment
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