– 9 –
TUNER SECTION
AM Section
BAND : AM
FM Section
BAND : FM
< > : US, Canadian, 5E, 6E model
[ ] : Saudi Arabia model
AM IF ADJUSTMENT
Adjust for a maximum reading on level meter.
T1
450kHz
AM FREQUENCY COVERAGE ADJUSTMENT
Adjust parts
Frequency display
Reading on digtal
voltmeter
L4
531kHz < 530kHz>
Adjustment value : 1.7V
Standard value : 1.6-1.8V
Confirmation
1,710kHz
Standard value : 8.8V
AM TRACKING ADJUSTMENT
Adjust for a maximum reading on level meter.
L2
621kHz
< 620kHz>
CT1
1,395kHz
< 1,400kHz>
FM FREQUENCY COVERAGE ADJUSTMENT
Adjust parts
Frequency display
Reading on digtal
voltmeter
Confirmation
87.5MHz
Standard value : 4.3V
L3
108MHz
Adjustment value : 8.0V
Standard value : 7.9-8.1V
FM TRACKING ADJUSTMENT
Adjust for a maximum reading on level meter.
L1
87.5MHz
[87.35MHz]
Confirmation
108MHz
[108.25MHz]
• Abbreviation
5E, 6E : South America
Adjustment Location : Main board (See page 10)
0 dB = 1
µ
V
•
Repeat the procedures in each adjustment several times, and the
frequency coverage and tracking adjustments should be finally
done by the trimmer capacitors.
AM RF signal
generator
30% amplitude modulation by 400Hz
signal.
Output level : as low as possible
Put the lead-wire
antenna close to
the set.
R22
R21
C32
R8
C33
R19
R10
R5
1
24
C10
C11
S702
ENTER
C31
C6
C7
R7
BT2
TP21
TP2
C9
C30
C35
Q2
C34
FB301
FB312
FB313
FB201
R
L
G
C38
D3
D
C14
FB311
FB101
TP744
FB2
TP1
MODEL
(G
TP8
L4
L3
C
F1
L1
US,CND,5E,6E
FL1
TP844
TP204
T1
TP26
FM RF signal
generator
22.5kHz frequency deviation
by 400Hz signal.
Output level :
as low as possible
TP26
0.01
µ
F
[MAIN BOARD]
(Side B)
set
32
Ω
phones jack (J301)
level meter
