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ADJUSTMENT
TUNER SECTION
Connections and adjustment point
60cm
To Output Terminal
TE
L 13942296513
To Output Terminal
FM ALIGNMENT (BAND BUTTON: FM, AUTO)
Alignment
Tune-in Point
Step
Item
(Channel Setting)
FM DC
1
98 MHz
Balance
AM ALIGNMENT (BAND BUTTON: AM)
Alignment
Tune-in Point
Step
Item
(channel Setting)
E3:520 kHz
1
Band Edge
E3:1710 kHz
2
IF
No Broadcast Area
3
Tracking
E3:600 kHz
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4
Tracking
E3:1400 kHz
5
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Modulation frequency: 400Hz
AM SG
Modulation factor: 30%
Modulation frequency: 1kHz
Test loop antenna
L+R: 90% (67.5kHz Dev.)
Pilot: 10% (7.5kHz Dev.)
75kHz Dev.: 100%
FM stereo modulator
Loop antenna
FM SG
Antenna Terminal
To TP
TUNER PWB
Digital Voltmeter
Distortion Meter
Separation Meter or
Electronic Voltmeter
Input
Measuring
Frequency
Level
Equipment
FM SG
98 MHz
60 dB
Input
Measuring
Frequency
Level
Equipment
No AGC
AM SG
(900 kHz)
Effects
No AGC
AM SG
E3: 600 kHz
Effects
No AGC
AM SG
E3: 1400 kHz
Effects
x
ao
u163
y
Repeat Steps 3 and 4, and set the output to maximum.
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2 9
8
75 ohms
Coaxial Cable
Rear Panel Side
AM
G
FM
TC401
R425
T403
T402
Q Q
3
6 7
1 3
1 5
R419
T401
T404
Output
Measuring
Modulation
Connect to
Equipment
1 kHz
FM Ant
Digital
75 kHz dev
Terminal
Voltmeter
Measuring
Modulation
Connect to
Equipment
Digital
Voltmeter
Electronic
400 Hz 30%
Loop Ant
Voltmeter
Electronic
400 Hz 30%
Loop Ant
Voltmeter
Electronic
400 Hz 30%
Loop Ant
Voltmeter
co
.
6
D-AJ03
9 4
2 8
0 5
8
2 9
9 4
2 8
Align Part
Set Value
Connect to
Both Leads
T404
20mV
of R425
Output
Align Part
Set Value
Connect to
T403
E3: 1.0±50mV
Both Leads
of R419
Approx.
E3: (8.3±0.5V)
LINE 1
Maximum
Output
T401
Output
Terminal
LINE 1
Maximum
Output
T402
Output
m
Terminal
LINE 1
Maximum
Output
TC401
Output
Terminal
6
9 9
9 9
Remarks
Align with Mono
Modulation Signal
Remarks
No Adjustment
Required
6
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