Kenwood KTF-2010 Service Manual page 8

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KTF-2010/3010
NO. ITEM
FM SECTION
SENSITIVITY
1.
(KTF-3010 ONLY)
2. DISCRIMINATOR
3. DISTORTION
DISTORTION
4. (STEREO)
(KTF-2010 ONLY)
5. S.METER LEVEL
6. AUTO STOP LEVEL
7. SEPARATION
AM SECTION
1 AUTO STOP LEVEL
When TUNER PCB (X05-) is disconnected from main unit,connect PCB's GND (ANT shield plate) and main unit chassis
using aligator clip. Then, check TUNER PCB.
TUNER SETTINGS
KTF-2010 : AUTO, 98.0MHz
KTF-3010 : AUTO : WIDE, RF ATT OFF : 98MHz
DC voltmeter
CN4
X05-
+
FIG. (a)
8
ADJUSTMENT
INPUT OUTPUT
SETTINGS SETTINGS
BAND : FM
(A)
98MHz MONO
1kHz, ± 40kHz dev
Approx. 20dBf
(ANT input)
(A)
Connect a DC
98.0 MHz MONO
voltmeter
1kHz, ±40kHz dev
(X05-) to CN4.
70dBf (ANT input)
(A)
98MHz MONO
1kHz, ±40kHz dev
70dBf (ANT input)
(C)
98.0MHz 1kHz,
±68.25kHz dev
Selector : L or R
60dBf (ANT input)
(A)
98MHz MONO
1KHz, ±40kHz dev
36dBf (ANT input)
(A)
98.0MHz MONO
1kHz, ±40kHz dev
25dBf (ANT input)
(A)
98.0MHz 1kHz,
±40kHz dev
pilot 6kHz dev
Selector : L or R
70dBf (ANT input)
BAND : AM(MW)
(D)
999kHz MONO
400Hz, 30% mod
28dBµ (ANT input)
(A) FM-MPX-SG
(C) POLAR-SG FM-MPX-SG
(D) AM-SG
Global electronic heritage manuals
TUNER ALIGNMENT
SETTINGS
AUTO : WIDE
(B) RF ATT : OFF
98.0MHz
(B)
AUTO A1(FRONT
(B)
98.0MHz
(B)
999 kHz
ANTENNA
FM 75Ω
GND AM
A B
Dummy antenna
ALIGN FOR
POINTS
Maximum
L1
amplitude
L6
0V±30mV
L7 Minimum distortion
Minimum distortion
END)
Turn VR1 to fully
clockwise.
Adjust VR4 and
VR1
3 LEDs light on.
VR4
Adjust VR1 and stop
at the point where
VR1
ED1 (TUNED)
goes ON.
VR3 Minimum crosstalk
Adjust VR2 and stop
at the point where
VR2
ED1 (TUNED)
goes ON.
OUTPUT SYSTEM
CONTROL
ƒ
L
SL16 XS 8
R
AC voltmeter
Oscilloscope
(B)
30/3/2014
FIG.
(a)
Distortion meter