10
D-FS601
•
Switch Location
VOLUME
: MAX
BASS
TJ8 (VT)
L5
TV TRACKING
adjustment
L1
FM TRACKING
adjustment
CT3, L3
AM TRACKING
adjustment
L4
AM FREQUENCY
COVERAGE asjustment
CT3
L3
or BASS
: OFF
AVLS
: OFF
[AM]
BAND: AM
Signal generator
[FM]
BAND : FM
Signal generator
• Connecting levelmeter
• Connecting digital voltmeter
TUNER SECTION
Adjustment Location:
Main board (Side B)
0 dB = 1
µ
V
AM FREQUENCY COVERAGE ADJUSTMENT AND CHECK
Adjustment Part
Frequency Display Reading on Digital Voltmeter
L4
530kHz
1.2
±
0.05V
Confirmation
1710kHz
7.6
±
0.5V
AM TRACKING ADJUSTMENT
Adjust for a maximum reading on levelmeter
L3
620kHz
CT3
1400kHz
( ): US model
FM FREQUENCY COVERAGE CHECK
Adjustment Part
Frequency Display Reading on Digital Voltmeter
Confirmation
87.5MHz
4.2
±
0.5V
(87.5MHz)
(5.5
±
0.5V)
FM TRACKING ADJUSTMENT
Adjust for a maximum reading levelmeter
L1
98.0MHz
US model only
TV TRACKING ADJUSTMENT
Adjust for a maximum reading on levelmeter
L5
ch10 197.75MHz
•
Repeat the procedures in each adjustment several times for the
maximum level meter indication.
•
The AM tracking adjustments should be finally done by the
trimmer capacitors.
Put the lead-wire
antenna close to
the set.
30% amplitude modulation by 400Hz
signal.
Output level : as low as possible
AM RF signal
generator
0.01
µ
F
FM RF signal
generator
FM IN
point
75kHz(100%) amplitude modulation
by 1kHz signal.
Output level: as low as possible
16
Ω
set
levelmeter
J302 (
i
)
100k
Ω
digital voltmeter
TJ8 (VT)
TJ8 (VT)
L5
TV TRACKING
adjustment
L1
FM TRACKING
adjustment
CT3, L3
AM TRACKING
adjustment
L4
AM FREQUENCY
COVERAGE asjustment
CT3
L3